KTM Motorcycle 450 SMR User Manual

OWNER'S MANUAL 2008  
450SMR  
ART. NO. 3211243en  
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DEAR KTM CUSTOMER  
1
'($5 .70 &86720(5  
Congratulations on your decision to purchase a KTM motorcycle. You are now the owner of a state-of-the-art sports motorcycle that will  
give you enormous pleasure if you service and maintain it accordingly.  
We wish you great pleasure riding the vehicle!  
Enter the serial numbers of your vehicle below.  
Chassis number  
Engine number  
(
P. 9)  
P. 9)  
Dealer's stamp  
(
The owner's manual corresponded to the latest state of this series at the time of printing. Slight deviations resulting from continuing  
development and design of our motorcycles can however not be completely excluded.  
All specifications are not binding. KTM Sportmotorcycle AG in particular reserves the right to modify or delete technical specifica-  
tions, prices, colors, forms, materials, services, designs, equipment, etc., without prior notice and without specifying reasons, to adapt  
these to local conditions, as well as to stop prudction of a particular model without prior notice. KTM accepts no liability for delivery  
options, deviations from illustrations and descriptions, as well as printing and other errors. The models portrayed partly contain special  
equipment that does not belong to the regular scope of delivery.  
© 2007 by KTM-Sportmotorcycle AG, Mattighofen Austria  
All rights reserved  
Reproduction, even in part, is permitted only with the express written permission of the copyright owner.  
ISO 9001(12 100 6061)  
Within the meaning of the international quality management standard ISO 9001, KTM uses quality assurance processes  
that lead to the maximum possible quality of the products.  
Issued by: TÜV Management Service  
KTM-Sportmotorcycle AG  
5230 Mattighofen, Austria  
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CONTENTS  
2
&217(176  
Adjusting compression damping of fork ........................... 25  
Adjusting rebound damping of fork.................................. 26  
Bleeding fork legs.......................................................... 26  
Cleaning dust boots of fork legs ...................................... 26  
Removing the fork protector............................................ 27  
Installing the fork protector ............................................ 27  
MEANS OF REPRESENTATION ............................................ 4  
IMPORTANT NOTES............................................................ 5  
VIEW OF VEHICLE............................................................... 7  
View of vehicle, front left side........................................... 7  
View of vehicle, rear right side .......................................... 8  
LOCATION OF SERIAL NUMBERS........................................ 9  
Chassis number............................................................... 9  
Type label....................................................................... 9  
Engine number................................................................ 9  
Fork part number............................................................. 9  
Shock absorber part number............................................. 9  
OPERATING ELEMENTS.................................................... 10  
Clutch lever .................................................................. 10  
Hot start lever ............................................................... 10  
Hand brake lever ........................................................... 10  
Short circuit button ....................................................... 10  
Electric starter button .................................................... 10  
Fuel tap........................................................................ 11  
Opening filler cap.......................................................... 11  
Closing filler cap ........................................................... 11  
Choke........................................................................... 11  
Shift lever..................................................................... 12  
Foot brake pedal ........................................................... 12  
Plug-in stand ................................................................ 12  
Adjusting play of steering head bearing  
Checking play of steering head bearing.x........................... 27  
....................... 28  
Fork offset .................................................................... 28  
Setting the fork offsetx............................................... 29  
Removing the fork legsx  
............................................... 29  
Installing the fork legs‘  
x.............................................. 29  
Removing the lower triple clampx  
Installing the lower triple clamp‘  
x ................................ 30  
................................. 30  
Greasing the steering head bearingx............................. 31  
Dismounting the front fender.......................................... 31  
Installing the front fender............................................... 31  
Dismount the start number plate..................................... 32  
Fitting the start number plate ......................................... 32  
Handlebar position ........................................................ 32  
Adjusting handlebar positionx...................................... 32  
Checking gas Bowden cable route ................................... 33  
Checking play in the gas Bowden cable ........................... 33  
Adjusting the gas Bowden cable playx.......................... 33  
Checking chain dirt ....................................................... 34  
Cleaning the chain......................................................... 34  
Checking the chain tension ............................................ 34  
Checking the chain tension when fitting rear wheel........... 35  
Checking the rear sprocket / engine sprocket for wear ....... 35  
Checking chain wear...................................................... 35  
Adjusting the chain tension ............................................ 36  
Adjusting chain tension - after checking .......................... 37  
Adjusting chain tension - fitting rear wheel ...................... 37  
Adjusting chain guidex............................................... 38  
Brake fluid reservoir....................................................... 38  
Brake calipers ............................................................... 38  
Checking brake discs ..................................................... 38  
Checking free play of hand brake lever............................. 39  
Adjusting basic position of handbrake lever...................... 39  
GENERAL TIPS AND HINTS ON PUTTING INTO  
OPERATION...................................................................... 13  
Advice on first use......................................................... 13  
Running in the engine.................................................... 14  
RIDING INSTRUCTIONS.................................................... 15  
Checks before putting into operation ............................... 15  
Starting ........................................................................ 15  
Starting up ................................................................... 16  
Shifting, riding.............................................................. 16  
Braking ........................................................................ 16  
Stopping, parking .......................................................... 16  
Refueling...................................................................... 17  
GREASING AND SERVICE TABLE....................................... 18  
Important maintenance work to be carried out by an  
authorized KTM workshop. ............................................. 18  
Important maintenance work to be carried out by an  
authorized KTM workshop. (as additional order)................ 19  
Important checks and maintenance work to be carried  
out by the rider. ............................................................ 19  
Topping up the front brake fluid‘  
Checking the front brake linings...................................... 40  
Checking front brake fluid level..x..................................... 39  
................................. 40  
Removing front brake liningsx  
Mounting front brake linings‘  
x...................................... 41  
MAINTENANCE WORK ON CHASSIS AND ENGINE.............. 21  
Jacking up the motorcycle.............................................. 21  
Removing the motorcycle from the work stand.................. 21  
Changing the front brake linings‘  
Checking free play of foot brake lever .............................. 43  
.x..................................... 41  
................................. 42  
Checking the basic chassis setting with the rider's  
weight .......................................................................... 21  
Compression damping of shock absorber.......................... 21  
Adjusting high-speed compression damping of the shock  
absorber ....................................................................... 21  
Adjusting the low-speed compression damping of the  
shock absorber.............................................................. 22  
Adjusting rebound damping of the shock absorber ............ 22  
Measuring rear wheel sag unloaded ................................. 23  
Checking static sag of the shock absorber........................ 23  
Check the riding sag of the shock absorber. ..................... 23  
Adjusting spring preload of the shock absorberx............ 24  
Adjusting riding sagx.................................................. 24  
Removing the shock absorberx..................................... 25  
Installing shock absorberx........................................... 25  
Checking basic setting of fork......................................... 25  
Adjusting basic position of footbrake leverx................... 43  
Adding rear brake fluid‘  
Checking the rear brakexfluid level .................................. 43  
.............................................. 44  
Removing rear brake linings‘  
Checking rear brake linings .x........................................... 44  
....................................... 45  
Installing the rear brake liningsx  
Changing the rear brake linings‘  
x.................................. 45  
.................................. 46  
Removing front wheelx................................................ 46  
Fitting front wheelx.................................................... 47  
Removing rear wheelx................................................. 48  
Fitting rear wheelx...................................................... 48  
Tire condition checking.................................................. 49  
Checking tire air pressure............................................... 49  
Checking spoke tension.................................................. 50  
Removing the batteryx................................................ 50  
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CONTENTS  
3
STANDARDS..................................................................... 86  
INDEX .............................................................................. 87  
Installing the batteryx................................................. 50  
Recharging the batteryx.............................................. 51  
Removing a fuse............................................................ 52  
Replacing the fuse......................................................... 52  
Ignition curve plug connection........................................ 52  
Changing the ignition curve ............................................ 52  
Removing the seat......................................................... 53  
Mounting the seat ......................................................... 53  
x
......................................... 53  
.............................................. 54  
Installing the fuel tank‘  
Dismounting the fuel taxnk‘  
Cooling system.............................................................. 55  
Checking antifreeze and coolant level.............................. 55  
x....................................................... 56  
Draining coolant‘  
Refilling coolant‘  
Removing main silencer ................................................. 57  
Checking the cooxlant level.............................................. 55  
....................................................... 56  
Fitting the main silencer ................................................ 57  
Removing glass fiber yarn filling of main silencer‘  
Glass fiber yarn filling of main silencer...............x............. 57  
......... 57  
Fitting glass fiber yarn filling of main silencerx.............. 58  
Changing glass fiber yarn filling of main silencerx.......... 58  
Dismounting the air filter box lid..................................... 58  
Installing the air filter box lid.......................................... 58  
Removing the air filterx  
............................................... 59  
Installing the air filter‘  
x............................................... 58  
Cleaning air filterx...................................................... 59  
Adjusting basic position of clutch lever............................ 59  
Checking fluid level of hydraulic clutch ........................... 60  
Changing fluid level of hydraulic clutchx...................... 60  
Carburetor - idle ............................................................ 61  
Carburetor - adjusting idlex......................................... 61  
Emptying the carburetor float chamberx....................... 62  
Checking engine oil level................................................ 62  
Changing engine oil and oil filter, cleaning oil screenx... 63  
Draining engine oilx  
..x.................................................. 63  
Removing the oil filter‘  
Cleaning the oil screenx.............................................. 63  
............................................... 64  
Mounting oil filterx..................................................... 64  
Filling up with engine oilx........................................... 64  
Topping up engine oil .................................................... 65  
TROUBLESHOOTING......................................................... 66  
CLEANING........................................................................ 68  
Cleaning motorcycle ...................................................... 68  
STORAGE ......................................................................... 69  
Storage......................................................................... 69  
Putting into operation after storage ................................. 69  
TECHNICAL DATA - ENGINE.............................................. 70  
Capacity - engine oil ...................................................... 70  
Capacity - coolant.......................................................... 70  
TECHNICAL DATA - ENGINE TIGHTENING TORQUES.......... 71  
TECHNICAL DATA - CARBURETOR..................................... 73  
TECHNICAL DATA - CHASSIS ............................................ 74  
Capacity - fuel............................................................... 75  
TECHNICAL DATA - FORK.................................................. 76  
Capacity - fork oil .......................................................... 76  
TECHNICAL DATA - SHOCK ABSORBER ............................. 77  
TECHNICAL DATA - CHASSIS TIGHTENING TORQUES ........ 78  
WIRING DIAGRAM ............................................................ 80  
Wiring diagram.............................................................. 80  
SUBSTANCES................................................................... 82  
AUXILIARY SUBSTANCES.................................................. 84  
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MEANS OF REPRESENTATION  
4
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Symbols used  
The symbols used are explained in the following.  
Indicates an expected reaction (e.g. of a work step or a function).  
Indicates an unexpected reaction (e.g. of a work step or a function).  
All work marked with this symbol requires specialist knowledge and technical understanding. In the interest of  
your own safety, have these jobs done in an authorized KTM workshop! There, your motorcycle will be serviced  
optimally by specially trained experts using the specialist tools required.  
Identifies a page reference (more information is provided on the specified page).  
Formats used  
The typographical and other formats used are explained in the following.  
Specific name  
Identifies a specific name.  
Name®  
Identifies a protected name.  
Brand™  
Identifies a brand in merchandise traffic.  
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IMPORTANT NOTES  
5
,03257$17 127(6  
Use definition  
KTM sport motorcycles are designed and built to withstand the normal stresses and strains of competitive use. The motorcycles com-  
ply with currently valid regulations and categories of the top international motorsport organizations.  
Info  
The motorcycle must be used only on secluded property remote from public road traffic.  
Maintenance  
A prerequisite for perfect operation and prevention of wear is that the engine and chassis maintenance and adjustment work described  
in the owner's manual are properly carried out. Poor adjustment and tuning of the engine and chassis can lead to damage and break-  
age of components.  
Using the motorcycle in extreme conditions such as very muddy or wet terrain can lead to above-average wear of components such as  
the transmission train or the brakes. For this reason, it may be necessary to service or replace worn parts before the limit specified in  
the greasing and service table is reached.  
Pay careful attention to the prescribed running-in period, inspection and maintenance intervals. If you observe these exactly, you will  
ensure a much longer service life for your motorcycle.  
Warranty  
The maintenance work prescribed in the greasing and service table must be carried out in an authorized KTM workshop and confirmed  
in the customer's service record, since otherwise no warranty claims will be recognized. No warranty claims can be considered for  
damage resulting from manipulations and alterations to the motorcycle.  
Fuel, oils, etc.  
You should use the fuels, oils and greases according to specifications as listed in the owner's manual.  
Spare parts, accessories  
For your own safety, use only spare parts and accessories approved by KTM. KTM accepts no liability for other products and any re-  
sulting damage or loss.  
Transport  
Note  
Danger of damageDanger of damage by the vehicle running away or falling over.  
Always place the vehicle on a firm and even surface.  
Note  
Fire hazardSome components (engine, radiator and exhaust system) get very hot when the engine is running.  
Do not place the vehicle where there are flammable or explosive substances.  
switch off engine.  
Turn the handleof the fuel tap to theOFF position.  
Use straps or other suitable devices to secure the motorcycle against accidents or falling over.  
Environment  
Offroad motorcycling is a wonderful sport and we naturally hope that you will be able to enjoy it to the fullest. However, it is a poten-  
tial problem for the environment and can lead to conflicts with other persons. But if you use your motorcycle responsibly, you can en-  
sure that such problems and conflicts do not have to occur. To protect the future of motorcycle sport, make sure that you use your mo-  
torcycle legally, display environmental consciousness, and respect the rights of others.  
Warning notes  
In your own interest, read the specified warning notes.  
Info  
Various warning labels are attached to your vehicle. Do not remove any warning labels. If they are missing, you or others may  
not recognize dangers and may therefore be injured.  
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IMPORTANT NOTES  
6
Grades of risks  
Danger  
Danger that leads immediately and certainly to severe and permanent injury or death.  
Warning  
Danger that will probably lead to severe and permanent injury or death.  
Note  
Danger of serious damage to machine or material.  
Warning  
Risk of environmental damage.  
OWNER'S MANUAL  
Read this owner's manual carefully and completely before making your first trip. It contains a lot of information and tips to help  
you operate and handle your motorcycle. Only then will you find out how to customize the motorcycle ideally for your own use and  
how you can protect yourself from injury. The owner's manual also contains important information on servicing the motorcycle.  
The owner's manual is an important component of the motorcycle and should be handed over to the new owner if the vehicle is  
sold.  
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VIEW OF VEHICLE  
7
9,(: 2) 9(+,&/(  
V
iew of vehicle, front left side  
500182-10  
1
Hand brake lever  
Start number plate  
Front fender  
2
3
4
5
6
7
8
9
Front wheel  
Fork part number  
Oil filter cover  
Plug-in stand  
Shift lever  
Choke button  
10  
11  
12  
Air filter  
Filler cap  
Clutch lever  
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VIEW OF VEHICLE  
8
ꢃꢁ  
iew of vehicle, rear right side  
500183-10  
1
2
3
4
5
6
7
8
Main silencer  
Shock absorber  
Brake caliper of rear wheel brake  
Rear wheel  
Foot brake pedal  
Manifold  
Chassis number/type label  
Throttle grip  
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LOCATION OF SERIAL NUMBERS  
9
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Cꢄꢃꢀ hassis number  
The chassis numberis stamped on the steering head on the right.  
400193-10  
400284-10  
400194-10  
500175-10  
500083-10  
ꢃꢁ  
ype label  
The type labelis fixed to the front of the steering head.  
ngine number  
The engine numberis stamped on the left side of the engine under the engine  
sprocket.  
The fork part numberis stamped on the inner side of the fork stub.  
The shock absorber part numberis stamped on the top of the shock absorber above  
the adjusting ring on the engine side.  
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OPERATING ELEMENTS  
10  
23(5$7,1* (/(0(176  
Cꢅꢃꢀ lutch lever  
The clutch leveris fitted on the left side of the handlebar.  
The clutch is hydraulically operated and self-adjusting.  
400195-10  
400195-12  
500176-10  
400197-10  
500177-10  
ꢃꢁ  
ot start lever  
The hot start leveris fitted on the left side of the handlebar.  
If you pull the hot start lever to the handlebar during the start procedure, a bore is  
opened in the carburetor through which the engine can draw in extra air. This gives a  
leaner fuel-air mixture, which is needed for a hot start.  
Possible states  
Hot start function activated ಥ‘Hot start lever is pulled out to the stop.  
Hot start function deactivated ಥ‘Hot start lever is pushed back to the stop.  
The hand brake leveris located on the right side of the handlebar and operates the  
front wheel brake.  
ꢅꢃꢄ  
The short circuit buttonis fitted on the left side of the handlebar.  
Possible states  
Short circuit buttonin basic position ಥ‘In this position, the ignition circuit is  
closed, and the engine can be started.  
Short circuit buttonpressed ಥ‘In this position, the ignition circuit is interrupted,  
a running engine stops, and a non-running engine will not start.  
ꢅꢃꢅ  
The electric starter buttonis fitted on the right side of the handlebar.  
Possible states  
Electric starter buttonin basic position  
Electric starter buttonpressed ಥ‘In this position, the electric starter is actuated.  
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OPERATING ELEMENTS  
11  
ꢃꢆ  
With the tap handleon the fuel tap, you can open or close the supply of fuel to the  
carburetor.  
Possible states  
Fuel supply closed OFF ಥ‘No fuel can flow from the tank to the carburetor.  
Fuel supply open ON ಥ‘Fuel can flow from the tank to the carburetor. The fuel tank  
empties completely.  
500178-10  
400199-10  
400199-11  
500179-10  
ꢃꢇ  
pening filler cap  
losing filler cap  
hoke  
Press release button, turn filler cap counterclockwise and lift it free.  
ꢅꢃꢈ  
Replace the filler cap and turn clockwise until the release buttonlocks in place.  
Info  
Run the fuel tank breather hosewithout kinks.  
ꢅꢃꢉ  
The chokeis fitted on the left side of the carburetor.  
Activating the choke function frees an opening through which the engine can draw ex-  
tra fuel. This gives a richer fuel-air mixture, which is needed for a cold start.  
Info  
If the engine is warm, the choke function must be deactivated.  
Possible states  
Choke function activated ಥ‘The choke lever is pulled out to the stop.  
Choke function activated ಥ‘The choke lever is pushed in to the stop.  
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OPERATING ELEMENTS  
12  
ꢃꢀꢊ  
hift lever  
The shift leveris mounted on the left side of the engine.  
400204-12  
The gear positions can be seen in the photograph.  
The neutral or idle position is between the first and second gears.  
400204-11  
ꢃꢀꢀ  
oot brake pedal  
The foot brake pedalis located in front of the right footrest and operates the rear  
wheel brake.  
400205-10  
ꢃꢀꢁ  
Note  
Danger of damageDanger of damage by the vehicle running away or falling over.  
Always place the vehicle on a firm and even surface.  
To stand the motorcycle, plug the plug-in standinto the left side of the wheel spin-  
dle.  
Info  
Before riding, remove the plug-in stand.  
500180-10  
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GENERAL TIPS AND HINTS ON PUTTING INTO OPERATION  
13  
*(1(5$/ 7,36 $1' +,176 21 3877,1* ,172 23(5$7,21  
A
dvice on first use  
Danger  
Danger of accidentsDanger from inadequate traffic experience.  
Do not use the vehicle if you are inexperienced or if you have consumed alcohol or drugs.  
Warning  
Risk of injuryRisk of injury by missing/inadequate protective clothing.  
Wear protective clothing (helmet, boots, gloves, pants and jacket with protectors) every time you ride the vehicle.  
Warning  
Danger of accidentsCritical riding behavior due to inappropriate riding.  
Adapt your riding speed to the road conditoins and your riding ability.  
Warning  
Danger of accidentsAccident risk caused by presence of a passenger.  
Your vehicle is not designed to carry passengers. Do not ride with a passenger.  
Warning  
Danger of accidentsBrake system failure.  
If the foot brake pedal is not released, the brake linings drag permanently. The rear brake can fail due to overheating. Take  
your foot off the foot brake pedal if you do not want to brake.  
Warning  
Danger of accidentsUnstable riding behavior.  
Do not exceed the maximum permitted weight and axle loads.  
Warning  
Risk of misappropriationUsage by unauthorized persons.  
Never leave the vehicle while the engine is running. Secure the vehicle against use by unauthorized persons.  
Info  
When using your motorcycle, remember that others may feel disturbed by excessive noise.  
Make sure that the pre-delivery inspection work has been carried out by an authorized KTM workshop.  
You receive a delivery certificate and the service record at vehicle handover.  
Before your first trip, read the entire operating instructions carefully.  
Get to know the operating elements.  
adjust the basic position of clutch lever. ( P. 59)  
adjust the basic position of handbrake lever. ( P. 39)  
Adjust the basic position of the footbrake lever. ( P. 43)  
Get used to handling the motorcycle on a suitable piece of land before making a longer trip.  
Info  
Your motorcycle is not licensed for use on public roads.  
Try also to ride as slowly as possible and in a standing position to get a better feeling for the vehicle.  
Do not make any trips that over-stress your ability and experience.  
Hold the handlebar firmly with both hands and keep your feet on the footrests when riding.  
Do not make any changes to the motorcycle, and use only KTM approved parts.  
Do not carry any baggage.  
Info  
Motorcycles react sensitively to any changes of weight distribution.  
Do not exceed the overall maximum permitted weight and the axle loads.  
Specification  
Maximum permissible overall weight  
Maximum permissible front axle load  
Maximum permissible rear axle load  
335kg (738.54lb.)  
145kg (319.67lb.)  
190kg (418.87lb.)  
Run the engine in.  
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GENERAL TIPS AND HINTS ON PUTTING INTO OPERATION  
14  
ꢃꢁ  
unning in the engine  
During the running-in phase, do not exceed the specified engine speed and engine performance.  
Specification  
Maximum engine speed  
During the first 3 service hours  
7000rpm  
Maximum engine performance during the running-in period  
During the first 3 service hours  
싨‘50%  
During the next 12 service hours  
싨‘75%  
Avoid fully opening the throttle!  
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RIDING INSTRUCTIONS  
15  
5,',1* ,16758&7,216  
C
hecks before putting into operation  
Info  
Make sure that the motorcycle is in a perfect technical condition before use.  
Info  
In the interests of riding safety, make a habit of making a general check before you ride.  
Check the engine oil level. ( P. 62)  
Check the chain tension. ( P. 34)  
Check the chain dirt accumulation. ( P. 34)  
Check the tire condition. ( P. 49)  
Checking the tire air pressure. ( P. 49)  
Check the front brake brake fluid level. ( P. 39)  
Check the rear brake fluid level. ( P. 43)  
Check the front brake linings. ( P. 40)  
Check the rear brake linings. ( P. 44)  
Check brake system function.  
Check the coolant level. ( P. 55)  
Check that all operating elements are correctly adjusted and free to move.  
ꢃꢁ  
tarting  
Danger  
Danger of poisoningExhaust gases are poisonous and can result in unconsciousness and/or death.  
When running the engine, always make sure there is sufficient ventilation, and do not start or run the engine in a closed  
space.  
Note  
Engine failureHigh engine speeds in cold engines have a negative effect on the service life of the engine.  
Always warm up the engine at low engine speeds.  
Info  
If the motorcycle is unwilling to start, the cause can be old fuel in the float chamber. The flammable elements of the fuel  
evaporate after a long time of standing.  
If the float chamber is filled with fresh fuel, the engine starts immediately.  
Press the starter for a maximum of 5 seconds. Wait for a least 5 seconds until trying again.  
Conditions  
Motorcycle standing still: 싩‘1week  
Empty the carburetor float chamber. ( P. 62)  
Turn the handleof the fuel tap to theON position. (Figure500178-10P. 11)  
Fuel can flow from the tank to the carburetor.  
Remove the motorcycle from the stand.  
Shift gear to neutral.  
Conditions  
Engine cold  
Pull choke lever out as far as possible.  
Conditions  
Engine warm  
Pull the hot start lever out to the stop.  
Press the electric starter button.‘  
Info  
Don't open the throttle.  
Conditions  
Engine hot and running  
Push back the hot start lever to the stop with the engine running.  
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RIDING INSTRUCTIONS  
16  
ꢃꢂ  
tarting up  
Pull the clutch lever, engage 1st gear, release the clutch lever slowly and simultaneously open the throttle carefully.  
ꢃꢄ  
hifting, riding  
Warning  
Danger of accidentsIf you change down at high engine speed, the rear wheel can lock up.  
Do not change into a low gear at high engine speed. The engine races and the rear wheel can block.  
Info  
If you hear unusual noises while riding, stop immediately, switch off the engine and contact an authorized KTM workshop.  
First gear is used for starting off or for steep inclines.  
When conditions allow (incline, road situation, etc.), you can shift into a higher gear. To do so, release the throttle while simulta-  
neously pulling the clutch lever, shift into the next gear, release the clutch and open the throttle.  
If the choke function was activated, deactivate it after the engine has warmed up.  
When you reach maximum speed after fully opening the throttle, turn back the throttle to about 3/4 of its range; the speed hardly  
drops, but the fuel consumption falls considerably.  
Always open the throttle only as much as the engine can handle abrupt throttle opening increases fuel consumption.  
To shift down, brake if necessary and close the throttle at the same time.  
Pull the clutch lever and shift into a lower gear, release the clutch lever slowly and open the throttle or shift again.  
Switch off the engine if you expect to be standing for a long time.  
Specification  
싩‘2min  
Avoid frequent and longer slipping of the clutch. This heats the engine oil, the engine and the cooling system.  
Ride with a lower engine speed instead of with a high engine speed and a slipping clutch.  
ꢃꢅ  
raking  
Warning  
Danger of accidentsIf you brake too hard, the wheels can lock.  
Adapt your braking to the traffic situation and the road conditions.  
Warning  
Danger of accidentsReduced braking caused by spongy pressure point of front or rear brake.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
Warning  
Danger of accidentsReduced braking due to wet or dirty brakes.  
Clean or dry dirty or wet brakes by riding and braking gently.  
On sandy, wet or slippery surfaces, use the rear brake.  
Braking should always be completed before you go into a bend. Change down to a lower gear appropriate to your road speed.  
On long downhill stretches, use the braking effect of the engine. Change down one or two gears, but do not overstress the engine.  
In this way, you have to brake far less and the brakes do not overheat.  
ꢃꢆ  
topping, parking  
Warning  
Danger of burnsSome vehicle components get very hot when the machine is driven.  
Do not touch hot components such as exhaust system, radiator, engine, shock absorber and brakes. Allow these compo-  
nents to cool down before starting work on them.  
Note  
Danger of damageDanger of damage by the vehicle running away or falling over.  
Always place the vehicle on a firm and even surface.  
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RIDING INSTRUCTIONS  
17  
Note  
Fire hazardSome components (engine, radiator and exhaust system) get very hot when the engine is running.  
Do not place the vehicle where there are flammable or explosive substances.  
Brake the motorcycle.  
Shift gear to neutral.  
Press the short circuit buttonwhen the engine is idling until the engine stops.  
Turn the handleof the fuel tap to theOFF position. (Figure500178-10P. 11)  
Stand the motorcycle on a hard surface.  
ꢃꢇ  
efueling  
Danger  
Fire hazardFuel can easily catch fire.  
Never fill up the vehicle near open flames or burning cigarettes, and always switch off the engine first. Be careful that no  
fuel is spilt, especially on hot vehicle components. Clean up spilt fuel immediately.  
Fuel in the fuel tank expands when warm and can escape if the tank is overfilled. See specifications on filling up with fuel.  
Warning  
Danger of poisoningFuel is poisonous and a health hazard.  
Avoid contact between fuel and skin, eyes and clothing. Do not inhale fuel vapors. If fuel gets into your eyes, rinse imme-  
diately with water and contact a doctor. Wash affected skin areas immediately with soap and water. If fuel is swallowed,  
contact a doctor immediately. Change clothing that has come into contact with fuel.  
Warning  
Environmental hazardImproper handling of fuel is a danger to the environment.  
Do not allow fuel to get into the ground water, the ground, or the sewage system.  
Open the filler cap. ( P. 11)  
Fill the fuel tank with fuel up to measurement.  
Specification  
Measurement ofꢂ  
35mm (1.38in)  
A
Tank capacity  
8.2l  
(2.17USgal)  
Super unleaded (ROZ 95 / RON 95 /  
PON 91) ( P. 82)  
Close the filler cap. ( P. 11)  
400382-10  
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GREASING AND SERVICE TABLE  
18  
*5($6,1* $1' 6(59,&( 7$%/(  
Iꢈꢃꢀ mportant maintenance work to be carried out by an authorized KTM workshop.  
S3N  
S10A  
S30A  
Engine  
Change the engine oil and oil filter, and clean the oil screen. ( P. 63)  
Replace spark plug.  
Check and adjust valve clearance.  
Check engine mounting screws for tightness.  
Clean spark plug connectors and check for tightness.  
Check screw of shift lever for tightness.  
Carburetor  
Check carburetor connection boots for cracks and leakage.  
Check vent hoses for damage and routing without sharp bends.  
Check idle.  
Attachments  
Check the cooling system for leakage.  
Check the antifreeze and coolant level. ( P. 55)  
Check the exhaust system for leakage and looseness.  
Check Bowden cables for damage, smooth operation and routing without sharp  
bends.  
Check the fluid level of the hydraulic clutch. ( P. 60)  
Clean the air filter. ( P. 59)  
Check cables for damage and routing without sharp bends.  
Check the front brake linings. ( P. 40)  
Check the rear brake linings. ( P. 44)  
Check the brake discs. ( P. 38)  
Brakes  
Check the front brake brake fluid level. ( P. 39)  
Check the rear brake fluid level. ( P. 43)  
Check brake lines for damage and leakage.  
Check the free play of the hand brake lever. ( P. 39)  
Check the free play of the foot brake lever. ( P. 43)  
Check brake system function.  
Check screws and guide bolts of brake system for tightness.  
Check shock absorber and fork for leakage and functioning.  
Clean dust boots of fork legs. ( P. 26)  
Bleed fork legs. ( P. 26)  
Chassis  
Wheels  
Check swingarm bearing.  
Check play of steering head bearing. ( P. 27)  
Check all screws to see if they are tight.  
Check the spoke tension. ( P. 50)  
Check rim run-out.  
Check the tire condition. ( P. 49)  
Checking the tire air pressure. ( P. 49)  
Check the chain wear. ( P. 35)  
Check the chain tension. ( P. 34)  
Clean the chain. ( P. 34)  
Check wheel bearing for play.  
Clean and grease adjusting screws of chain adjuster.  
S3N: After 3 service hours - corresponds to about 21 liters of fuel  
S10A: Every 10 service hours - corresponds to about 70 liters of fuel / after every race  
S30A: Every 30 service hours - corresponds to about 210 liters of fuel  
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GREASING AND SERVICE TABLE  
19  
ꢃꢁ  
S10A  
S20N  
S40N  
J1A  
J2A  
Carry out a complete fork service.  
Carry out a complete shock absorber service.  
Grease the steering head bearing. ( P. 31)  
Clean and adjust carburetor.  
Treat electric contacts with contact spray.  
Change hydraulic clutch fluid.  
Change brake fluid.  
Check wear of clutch discs.  
Check long clutch springs.  
Check clutch slave cylinder for dents.  
Check outer clutch hub for dents.  
Check cylinder wear and change pistons.  
Check camshaft wear. (visual check)  
Check wear of valve spring seat.  
Check wear of valve guides.  
Change valves.  
Change valve springs.  
Check the timing-chain tensioner function.  
Check crankshaft and crankshaft journal for run-out.  
Change conrod bearing.  
Check piston pin bearing.  
Change the crankshaft main bearing.  
Check wear of all transmission components including shafts and bearings.  
Check the spring length of the oil pressure regulator valve.  
Change glass fiber yarn filling of main silencer. ( P. 58)  
Replace foot brake cylinder seals.  
Check carburetor components.  
S10A: Every 10 service hours - corresponds to about 70 liters of fuel / after every race  
S20N: After 20 service hours - corresponds to about 140 liters of fuel  
S40N: After 40 service hours - corresponds to about 280 liters of fuel  
J1A: annually  
J2A: every 2 years  
ꢃꢂ  
NB1A  
Check the engine oil level. ( P. 62)  
Check the front brake brake fluid level. ( P. 39)  
Check the rear brake fluid level. ( P. 43)  
Check the front brake linings. ( P. 40)  
Check the rear brake linings. ( P. 44)  
Check and adjust Bowden cables.  
Bleed fork legs. ( P. 26)  
Clean dust boots of fork legs. ( P. 26)  
Clean the chain. ( P. 34)  
Check the chain tension. ( P. 34)  
Check the chain wear. ( P. 35)  
Check the rear sprocket / engine sprocket for wear. ( P. 35)  
Clean the air filter. ( P. 59)  
Checking the tire air pressure. ( P. 49)  
Check the tire condition. ( P. 49)  
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GREASING AND SERVICE TABLE  
20  
NB1A  
Check the coolant level. ( P. 55)  
Empty the carburetor float chamber. ( P. 62)  
Check that all operating elements for smooth operation.  
Check braking.  
Check all screws, nuts and hose clamps regularly for tightness.  
NB1A: Depending on conditions of use according to requirements.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
21  
0$,17(1$1&( :25. 21 &+$66,6 $1' (1*,1(  
Jꢉꢃꢀ acking up the motorcycle  
Note  
Danger of damageDanger of damage by the vehicle running away or falling over.  
Always place the vehicle on a firm and even surface.  
Jack up the motorcycle underneath the engine. The wheels must no longer touch  
the ground.  
Work stand (59229055000)  
Secure the motorcycle against falling over.  
500181-01  
ꢃꢁ  
Note  
Danger of damageDanger of damage by the vehicle running away or falling over.  
Always place the vehicle on a firm and even surface.  
Remove the motorcycle from the work stand.  
Remove the work stand.  
ꢃꢂ  
hecking the basic chassis setting with the rider's weight  
Info  
When adjusting the basic chassis setting, first adjust the shock absorber and then the fork.  
For optimal motorcycle riding characteristics and to avoid damage to forks, shock absorbers, swing arm and frame, the basic settings  
of the suspension components must match your body weight.  
As delivered, KTM motorcycles are adjusted for a standard rider weight (with full protective clothing).  
Standard rider weight  
75… 85kg (165.34… 187.39lb.)  
If your weight is above or below the standard range, you have to adjust the basic setting of the suspension components accordingly.  
Small weight differences can be compensated by adjusting the spring preload, but in the case of large weight differences, the springs  
must be replaced.  
ꢃꢄ  
The shock absorber can regulate compression damping in low- and high-speed range separately (Dual Compression Control).  
The term low and high speed refers to the movement of the shock absorber during compression and not the riding speed of the motor-  
cycle.  
The low- and high-speed technology works non-specifically.  
ꢃꢅ  
djusting high-speed compression damping of the shock absorber  
Danger  
Danger of accidentsThe shock absorber is under high pressure.  
The shock absorber is filled with highly compressed nitrogen, so never dismantle the shock absorber or carry out any main-  
tenance on it yourself.  
Info  
The high-speed setting can be seen during the fast compression of the shock absorber.  
Turn the adjusting screwclockwise with a ring wrench until it stops.  
Info  
Do not loosen nut!  
500184-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
22  
Turn back counterclockwise the number of turns corresponding to the shock ab-  
sorber type.  
Specification  
Compression damping, high-speed  
Standard  
1.5turns  
Info  
Turn clockwise to increase damping, turn counterclockwise to reduce sus-  
pension damping.  
ꢃꢆ  
djusting the low-speed compression damping of the shock absorber  
Danger  
Danger of accidentsThe shock absorber is under high pressure.  
The shock absorber is filled with highly compressed nitrogen, so never dismantle the shock absorber or carry out any main-  
tenance on it yourself.  
Info  
The low-speed setting can be seen during the slow to normal compression of the shock absorber.  
Turn the adjusting screwclockwise with a screwdriver until it stops.  
Info  
Do not loosen nut!  
Turn back counterclockwise the number of clicks corresponding to the shock ab-  
sorber type.  
Specification  
Compression damping, low-speed  
Standard  
10clicks  
500184-11  
Info  
Turn clockwise to increase damping, turn counterclockwise to reduce sus-  
pension damping.  
ꢃꢇ  
djusting rebound damping of the shock absorber  
Danger  
Danger of accidentsThe shock absorber is under high pressure.  
The shock absorber is filled with highly compressed nitrogen, so never dismantle the shock absorber or carry out any main-  
tenance on it yourself.  
Turn the adjusting screwclockwise until it stops.  
Info  
Do not loosen nut!  
Turn back counterclockwise the number of clicks corresponding to the shock ab-  
sorber type.  
Specification  
Rebound damping  
Standard  
20clicks  
500185-10  
Info  
Turn clockwise to increase damping, turn counterclockwise to reduce sus-  
pension damping.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
23  
ꢃꢈ  
easuring rear wheel sag unloaded  
Jack up the motorcycle. ( P. 21)  
Measure the distance as vertical as possible between the rear axle and a fixed  
point, for example, a mark on the side cover.  
Make a note of the value as measurement.  
Remove the motorcycle from the work stand. ( P. 21)  
0A  
400389-10  
ꢃꢉ  
hecking static sag of the shock absorber  
Measure distanceof rear wheel unloaded. ( P. 23)  
Ask someone to help you by holding the motorcycle upright.  
Measure the distance between the rear axle and the fixed point again.  
Make a note of the value as measurement.  
0A  
Info  
The static sag is the difference between measurementsand.  
Check the static sag.  
Static sag  
15… 20mm (0.59… 0.79in)  
»
If the static sag is less or more than the specified value:  
Adjust the spring preload of the shock absorber. ( P. 24)  
0B  
400383-10  
ꢃꢀꢊ  
heck the riding sag of the shock absorber.  
Measure distanceof rear wheel unloaded. ( P. 23)  
With another person holding the motorcycle, sit on the saddle with full protective  
clothing in a normal sitting position (feet on footrests) and bounce up and down a  
few times until the rear suspension levels out.  
0A  
The other person now has to measure the distance between the rear axle and a  
fixed point.  
Make a note of the value as measurement.  
Info  
The riding sag is the difference between measurementsand.  
Check the riding sag.  
Riding sag  
80… 90mm (3.15… 3.54in)  
»
If the riding sag differs from the specified measurement:  
Adjust the riding sag. ( P. 24)  
C
400384-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
24  
ꢃꢀꢀ  
djusting spring preload of the shock absorberx  
Danger  
Danger of accidentsThe shock absorber is under high pressure.  
The shock absorber is filled with highly compressed nitrogen, so never dismantle the shock absorber or carry out any main-  
tenance on it yourself.  
Info  
Before changing the spring preload, make a note of the present setting, e.g., by measuring the length of the spring.  
Remove shock absorber. ( P. 25)  
After removing the shock absorber, clean it thoroughly.  
Loosen screw.  
Turn adjusting ringuntil the spring is no longer under tension.  
Combination wrench (50329080000)  
Hook wrench (T106S)  
2
1
A
Measure the overall spring length when not under tension.  
Tighten the spring by turning adjusting ringto measurement.  
Specification  
Spring preload  
11mm (0.43in)  
Tighten screw.  
Specification  
Screw, shock absorber adjusting ring  
Installing shock absorber. ( P. 25)  
M6  
5Nm (3.69lbfft)  
400216-10  
ꢃꢀꢁ  
djusting riding sagx  
Remove shock absorber. ( P. 25)  
After removing the shock absorber, clean it thoroughly.  
Choose and fit a suitable spring.  
Specification  
Spring rate  
Weight of rider: 65… 75kg (143.3… 165.34lb.)  
Weight of rider: 75… 85kg (165.34… 187.39lb.)  
Weight of rider: 85… 95kg (187.39… 209.44lb.)  
76N/mm (433.97lb/in)  
80N/mm (456.81lb/in)  
84N/mm (479.65lb/in)  
Info  
The spring rate is shown on the outside of the spring.  
Installing shock absorber. ( P. 25)  
Check the static sag of the shock absorber. ( P. 23)  
Adjust the rebound damping of the shock absorber. ( P. 22)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
25  
ꢃꢀꢂ  
emoving the shock absorberx  
Jack up the motorcycle. ( P. 21)  
Remove screwand lower the rear wheel with the swing arm as far as possible  
without blocking the rear wheel. Fix the rear wheel in this position.  
Remove screw, push splash protectorto the side, and remove the shock ab-  
sorber.  
500186-10  
ꢃꢀꢄ  
nstalling shock absorberx  
Check parts for damage and wear. Replace damaged or worn parts.  
Push splash protectorto the side and position the shock absorber. Mount and  
tighten screw.  
Specification  
Screw, top shock absorber M12  
80Nm  
Loctite® 243™  
Loctite® 243™  
(59.01lbfft)  
Mount and tighten screw.  
Specification  
Screw, bottom shock ab-  
sorber  
M12  
80Nm  
(59.01lbfft)  
500186-11  
Info  
The heim joint for the shock absorber at the swing arm is Teflon coated. It  
must not be greased with grease or with other lubricants. Lubricants dis-  
solve the Teflon coating, thereby drastically reducing the service life.  
Remove the motorcycle from the work stand. ( P. 21)  
ꢃꢀꢅ  
hecking basic setting of fork  
Info  
For various reasons, no exact riding sag can be determined for the forks.  
As with the shock absorber, smaller weight differences can be compensated by the  
spring preload.  
However, if your fork is often overloaded (hard end stop on compression), you must fit  
harder springs to avoid damage to the fork and frame.  
400386-01  
ꢃꢀꢆ  
djusting compression damping of fork  
Info  
The hydraulic compression damping determines the fork suspension behavior.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
26  
Turn adjusting screwsclockwise until they stop.  
Info  
The adjusting screwsare located at the top end of the fork legs.  
Make the same adjustment on both fork legs.  
Turn back counterclockwise the number of clicks corresponding to the fork type.  
Specification  
Compression damping  
Standard  
15clicks  
400206-10  
Info  
Turn clockwise to increase damping, turn counterclockwise to reduce sus-  
pension damping.  
ꢃꢀꢇ  
Info  
The hydraulic rebound damping determines the fork suspension behavior.  
Remove protection covers.  
Turn adjusting screwsclockwise until they stop.  
Info  
The adjusting screwsare located at the bottom end of the fork legs.  
Make the same adjustment on both fork legs.  
Turn back counterclockwise the number of clicks corresponding to the fork type.  
Specification  
Rebound damping  
500189-10  
Standard  
15clicks  
Info  
Turn clockwise to increase damping, turn counterclockwise to reduce sus-  
pension damping.  
Mount protection covers.  
ꢃꢀꢈ  
Jack up the motorcycle. ( P. 21)  
Remove bleeder screwsbriefly.  
Any excess pressure escapes from the interior of the fork.  
Mount and tighten bleeder screws.  
Remove the motorcycle from the work stand. ( P. 21)  
400248-10  
ꢃꢀꢉ  
Jack up the motorcycle. ( P. 21)  
Remove the fork protector. ( P. 27)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
27  
Push dust bootsof both fork legs downwards.  
Info  
The dust boots should remove dust and coarse dirt particles from the fork  
tubes. Over time, dirt can penetrate behind the dust boots. If this dirt is not  
removed, the oil seals behind can start to leak.  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake  
discs.  
500188-10  
Always keep the brake discs free of oil and grease, and clean them with  
brake cleaner when necessary.  
Clean and oil the dust boots and inner fork tube of both fork legs.  
Universal oil spray ( P. 84)  
Press the dust boots back into their normal position.  
Remove excess oil.  
Install the fork protector ( P. 27)  
Remove the motorcycle from the work stand. ( P. 21)  
ꢃꢁꢊ  
Remove screwsand take off clamp.  
Remove screwson left fork leg. Remove the fork protector.  
Remove the screws on the right fork leg. Remove the fork protector.  
500187-11  
ꢃꢁꢀ  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the fork protection on the left fork leg. Mount and tighten screws.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Position the brake line. Put the clamp on, mount and tighten screws.  
Position the fork protection on the right fork leg. Mount and tighten screws.  
Specification  
500187-10  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
ꢃꢁꢁ  
hecking play of steering head bearing  
Warning  
Danger of accidentsUnsafe riding behavior due to incorrect steering head bearing play.  
The steering head bearing play should be adjusted immediately in an authorized KTM workshop.  
Info  
If the bike is driven for a longer time with play in the steering head bearing, the bearing and the bearing seats in the frame can  
be damaged after time.  
Jack up the motorcycle. ( P. 21)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
28  
Move the handlebar to the straight-ahead position. Move the fork legs to and fro in  
the direction of travel.  
No play should be noticeable in the steering head bearing.  
»
If there is noticeable play present:  
Adjust play of the steering head bearing ( P. 28)  
Move the handlebar to and fro over the entire steering range.  
The handlebar must be able to move easily over the entire steering range. No  
resting locations should be noticeable.  
400387-10  
»
If click positions are noticeable:  
Adjust play of the steering head bearing ( P. 28)  
Check the steering head bearing and replace if required.  
Remove the motorcycle from the work stand. ( P. 21)  
ꢃꢁꢂ  
djusting play of steering head bearingx  
Jack up the motorcycle. ( P. 21)  
Loosen screw. Remove screw.  
Loosen and retighten screw.  
Specification  
Screw, top steering head  
M20x1,5  
10Nm  
(7.38lbfft)  
Using a plastic hammer, tap lightly on the upper triple clamp to avoid strains.  
Fully tighten screw.  
Specification  
500103-11  
Screw, top triple clamp  
M8  
17Nm  
(12.54lbfft)  
Mount and tighten screw.  
Specification  
Screw, top steering stem  
M8  
17Nm  
(12.54lbfft)  
Loctite® 243™  
Check play of steering head bearing. ( P. 27)  
ꢃꢁꢄ  
ork offset  
You can see the currently set offset if you remove screw.  
The fork offsethas an impact on the handling of the vehicle. It is calculated from  
the center of the fork leg to the center of the steering head bearing.  
The fork offset can optionally be adjusted.  
0B  
Markingto the front gives greater stability on fast racetracks.  
Fork offset  
0AA  
Front marking  
14mm (0.55in)  
Markingto the rear gives better handling in bends.  
Fork offset  
Rear marking  
16mm (0.63in)  
01  
400188-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
29  
ꢃꢁꢅ  
etting the fork offsetx  
Remove the lower triple clamp. ( P. 30)  
Remove screw. Remove the steering stem.  
Clean the parts and check for damage.  
Rotate the steering stem 180° and insert into the triple clamp. Mount and tighten  
screw.  
Specification  
Screw, bottom steering  
head  
M20x1,5  
60Nm  
(44.26lbfft)  
Loctite® 243™  
Install the lower triple clamp. ( P. 30)  
500104-10  
ꢃꢁꢆ  
emoving the fork legsx  
Remove front wheel. ( P. 46)  
Remove screwsand take off clamp.  
Hang the brake caliperand the brake line loosely to the side.  
500200-12  
Loosen screw. Remove the fork leg on the left.  
Loosen screw. Remove the fork leg on the right.  
500094-12  
ꢃꢁꢇ  
nstalling the fork legsx  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the fork legs.  
Info  
The topmost sunk nut in the fork leg must be flush to the upper edge of the  
upper triple clamp.  
Position the bleeder screwto the front.  
400248-10  
Fully tighten screw.  
Specification  
Screw, top triple clamp  
M8  
M8  
17Nm  
(12.54lbfft)  
Fully tighten screw.  
Specification  
Screw, bottom triple clamp  
12Nm  
(8.85lbfft)  
500094-11  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
30  
Position the brake line. Put the clamp on, mount and tighten screws.  
Fit front wheel. ( P. 47)  
500200-13  
ꢃꢁꢈ  
emoving the lower triple clampx  
Remove the fork legs. ( P. 29)  
Dismount the start number plate ( P. 32)  
Dismount the front fender. ( P. 31)  
Remove screwsand hang the CDI control unit to the side.  
Info  
Do not unplug the CDI control unit.  
Remove screw. Remove screw, take off top triple clamp with the handlebar  
and place it on one side.  
Info  
Protect the motorcycle and its attachments from damage by covering them.  
Do not bend the cables and lines.  
500099-10  
Remove o-ring. Remove protector ring.  
Remove the lower triple clamp with the steering stem.  
Remove the upper steering head bearing.  
500100-10  
ꢃꢁꢉ  
nstalling the lower triple clampx  
Clean the bearing and sealing elements, check for damage, and grease. Replace  
damaged or worn parts.  
Long-life grease ( P. 84)  
03  
02  
01  
Insert the lower triple clamp with the steering stem. Mount the upper steering head  
bearing.  
Info  
Check whether the top steering head sealis correctly positioned.  
Push up protective ringand o-ring.  
500098-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
31  
Position the upper triple clamp with the steering.  
Mount and tighten screw.  
Specification  
Screw, top steering head  
M20x1,5  
10Nm  
(7.38lbfft)  
Position the clutch line, wiring harness and CDI control unit. Mount and tighten  
screws.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
500099-11  
Install front fender. ( P. 31)  
Fit the start number plate. ( P. 32)  
Install the fork legs. ( P. 29)  
Mount and tighten screw‘  
.
Specification  
Screw, top steering stem  
M8  
17Nm  
(12.54lbfft)  
Loctite® 243™  
Check the cable harness, cable, brake and clutch line for free movement and free  
laying.  
Check play of steering head bearing. ( P. 27)  
500103-10  
ꢃꢂꢊ  
reasing the steering head bearingx  
Remove the lower triple clamp. ( P. 30)  
Install the lower triple clamp. ( P. 30)  
ꢃꢂꢀ  
ismounting the front fender  
Remove screws. Remove the front fender.  
Make sure that the distance bushings remain in place.  
500190-10  
ꢃꢂꢁ  
Check parts for damage and wear. Replace damaged or worn parts.  
Make sure that the spacing sleeves are mounted in the fender.  
Position the front fender. Mount and tighten screws.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Info  
Take care with the contact of the holding lugs to the start number plate.  
500190-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
32  
ꢃꢂꢂ  
Remove screwand take off clamp.  
Remove screw. Remove the start number plate.  
500191-10  
ꢃꢂꢄ  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the start number plate. Mount and tighten screw.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Info  
Take care with the contact of the holding lug at the fender.  
500191-11  
Position brake line. Put the clamp on, mount and tighten screw.  
ꢃꢂꢅ  
andlebar position  
On the upper triple clamp, there are 2 holes at a distance ofto each other.  
Drilling distance A 15mm (0.59in)  
The holes on the handlebar support are placed at a distance offrom the center.  
Drilling distance B 3.5mm (0.14in)  
0AA  
The handlebar can be mounted in 4 different positions. This enables you to mount the  
handlebar in the position most suitable for the rider.  
0B  
400271-11  
ꢃꢂꢆ  
djusting handlebar positionx  
Remove the four screws. Remove the handlebar clamp. Remove the handlebar  
and lay it to one side.  
01  
02  
Info  
Protect the motorcycle and its attachments from damage by covering them.  
Do not bend the cables and lines.  
Remove the two screws. Remove the handlebar support.  
Place the handlebar support in the required position. Fit and tighten the two  
screws.  
Specification  
400271-10  
Screw, handlebar support  
M10  
40Nm  
(29.5lbfft)  
Loctite® 243™  
Info  
Position the left and right handlebar supports evenly.  
Position the handlebar.  
Info  
Make sure cables and wiring are positioned correctly.  
Position the handlebar clamp. Fit and evenly tighten the four screws.  
Specification  
Screw, handlebar clamp  
M8  
20Nm  
(14.75lbfft)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
33  
ꢃꢂꢇ  
The two gas Bowden cables must run parallel behind the handlebar down to the  
frame. They must be routed directly on the frame above the tank bearing to the car-  
buretor.  
500201-10  
ꢃꢂꢈ  
hecking play in the gas Bowden cable  
Move the handlebar to the straight-ahead position. Move the throttle grip back and  
forth slightly to ascertain the play in the gas Bowden cable.  
Play in gas Bowden cable  
3… 5mm (0.12… 0.2in)  
»
If the gas Bowden cable play does not meet specifications:  
Adjust the gas Bowden cable play. ( P. 33)  
Danger  
Danger of poisoningExhaust gases are poisonous and can result in uncon-  
sciousness and/or death.  
400192-10  
When running the engine, always make sure there is sufficient ventila-  
tion, and do not start or run the engine in a closed space.  
Start the engine and let it run idle. Move the handlebar to and fro over the entire  
steering range.  
The idle speed must not change.  
»
If the idle speed changes:  
Adjust the gas Bowden cable play. ( P. 33)  
ꢃꢂꢉ  
djusting the gas Bowden cable playx  
Dismount the fuel tank. ( P. 53)  
Check gas Bowden cable route. ( P. 33)  
Move the handlebar to the straight-ahead position.  
Push back bellows.  
Loosen nut. Turn adjusting screwin as far as possible.  
Loosen nut. Turn adjusting screwso that there is play in the gas Bowden ca-  
ble at the throttle grip.  
Specification  
Play in gas Bowden cable  
3… 5mm (0.12… 0.2in)  
Tighten nut.  
400269-10  
Press and hold the throttle grip in the closed setting. Turn adjusting screwout  
until there is no play in the Bowden cable‘  
.
Tighten nut.  
Push bellowson. Check the throttle grip for smooth operation.  
Install the fuel tank. ( P. 54)  
Check play in the gas Bowden cable. ( P. 33)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
34  
ꢃꢄꢊ  
hecking chain dirt  
Check the chain for coarse dirt accumulation.  
»
If the chain is very dirty:  
Clean the chain. ( P. 34)  
ꢃꢄꢀ  
leaning the chain  
Warning  
Danger of accidentsOil or grease on the tires reduces their grip.  
Remove oil and grease with a suitable cleaning material.  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake discs.  
Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
The service life of the chain depends largely on its maintenance.  
Clean the chain regularly and then treat with chain spray.  
Chain cleaner ( P. 84)  
Offroad chain spray ( P. 84)  
ꢃꢄꢁ  
hecking the chain tension  
Warning  
Danger of accidentsDanger caused by incorrect chain tension.  
If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear-  
ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can  
rupture or the countershaft of the transmission can break. On the other hand, if the chain is loose, it can fall off the engine  
sprocket or the rear sprocket and block the rear wheel or damage the engine. Check for correct chain tension and adjust if  
necessary.  
Jack up the motorcycle. ( P. 21)  
Push the chain at the end of the chain sliding component upwards to measure the  
chain tension.  
Info  
The upper chain sectionmust be taut.  
Chain wear is not always even, so you should repeat this measurement at  
different chain positions.  
Chain tension  
8… 10mm (0.31… 0.39in)  
»
If the chain tension does not meet specifications:  
500192-10  
Adjusting chain tension - after checking. ( P. 37)  
Remove the motorcycle from the work stand. ( P. 21)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
35  
ꢃꢄꢂ  
hecking the chain tension when fitting rear wheel  
Warning  
Danger of accidentsDanger caused by incorrect chain tension.  
If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear-  
ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can  
rupture or the countershaft of the transmission can break. On the other hand, if the chain is loose, it can fall off the engine  
sprocket or the rear sprocket and block the rear wheel or damage the engine. Check for correct chain tension and adjust if  
necessary.  
Make sure that the chain adjusters are fitted correctly on the adjusting screws.  
Push the chain at the end of the chain sliding component upwards to measure  
chain tension.  
Info  
The upper chain sectionmust be taut.  
Chain wear is not always even, so you should repeat this measurement at  
different chain positions.  
Chain tension  
8… 10mm (0.31… 0.39in)  
500192-10  
»
If the chain tension does not meet specifications:  
Adjust the chain tension when fitting rear wheel. ( P. 37)  
ꢃꢄꢄ  
Check the rear sprocket / engine sprocket for wear.  
If the rear sprocket / engine sprocket are worn:  
»
Replace rear sprocket / engine sprocket.  
Info  
When fitting the chain joint, always make sure that the closed side  
of the joint faces forward (riding direction).  
The engine sprocket, rear sprocket and chain should always be re-  
placed together.  
400227-01  
Check that the chain guide is firmly seated and not worn.  
ꢃꢄꢅ  
hecking chain wear  
Jack up the motorcycle. ( P. 21)  
Shift to neutral and pull the upper chain length with the specified tension.  
Specification  
Chain tension  
10… 15kg (22.05… 33.07lb.)  
0A  
Measure distanceof 18 chain links in the lower chain section.  
Info  
Chain wear is not always even, so you should repeat this measurement at  
different chain positions.  
Maximum distanceat the longest  
chain section  
272mm (10.71in)  
»
If distanceis greater than the specified measurement:  
Replace the chain.  
Info  
When you replace the chain, you should also replace the rear and  
engine sprockets.  
B
0
New chains wear out faster on old, worn sprockets.  
Remove the motorcycle from the work stand. ( P. 21)  
1 2 3  
16 17 18  
400385-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
36  
ꢃꢄꢆ  
djusting the chain tension  
Warning  
Danger of accidentsDanger caused by incorrect chain tension.  
If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear-  
ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can  
rupture or the countershaft of the transmission can break. On the other hand, if the chain is loose, it can fall off the engine  
sprocket or the rear sprocket and block the rear wheel or damage the engine. Check for correct chain tension and adjust if  
necessary.  
Jack up the motorcycle. ( P. 21)  
Push the chain at the end of the chain sliding component upwards to measure  
chain tension.  
Info  
The upper chain sectionmust be taut.  
Chain wear is not always even, so you should repeat this measurement at  
different chain positions.  
500192-10  
Loosen nut.  
Loosen nuts.  
Adjust the chain tension by turning the left and right adjusting screws.  
Specification  
Chain tension  
8… 10mm (0.31… 0.39in)  
Turn the left and right adjusting screwsso that the markings on the left and  
right chain adjusters are in the same position relative to the reference marks.  
The rear wheel is then correctly aligned.  
Tighten nuts.  
Make sure that chain adjustersare fitted correctly on the adjusting screws.  
Tighten nut.  
Specification  
Nut, rear wheel spindle  
M20x1,5  
80Nm  
(59.01lbfft)  
Info  
The wide adjustment range of the chain adjusters (32 mm) enables different  
secondary transmissions with the same chain length.  
Chain adjusterscan be turned by 180°.  
500193-10  
Remove the motorcycle from the work stand. ( P. 21)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
37  
ꢃꢄꢇ  
djusting chain tension - after checking  
Loosen nut.  
Loosen nuts.  
Adjust the chain tension by turning the adjusting screwsleft and right.  
Specification  
Chain tension  
8… 10mm (0.31… 0.39in)  
Turn the adjusting screwsleft and right so that the markings on the left and  
right chain adjusters are in the same position relative to the reference marks.  
The rear wheel is then correctly aligned.  
Tighten nuts.  
Make sure that the chain adjustersare fitted correctly on the adjusting  
screws.  
Tighten nut.  
Specification  
Nut, rear wheel spindle  
M20x1,5  
80Nm  
(59.01lbfft)  
Info  
The wide adjustment range of the chain adjusters (32 mm) enables different  
secondary transmissions with the same chain length.  
500193-13  
The chain adjusterscan be turned by 180°.  
ꢃꢄꢈ  
djusting chain tension - fitting rear wheel  
Loosen nuts.  
Adjust the chain tension by turning the adjusting screwsleft and right.  
Specification  
Chain tension  
8… 10mm (0.31… 0.39in)  
Turn the adjusting screwsleft and right so that the markings on the left and  
right chain adjusters are in the same position relative to the reference marks.  
The rear wheel is then correctly aligned.  
Tighten nuts.  
500193-11  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
38  
ꢃꢄꢉ  
djusting chain guidex  
Remove screwsand. Take off the chain guide.  
Conditions  
Number of teeth: 싨‘44teeth  
Insert nutin hole. Position the chain guide.  
Mount and tighten screwsand.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Conditions  
Number of teeth: 싩‘45teeth  
Insert nutin hole. Position the chain guide.  
Mount and tighten screwsand.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
500194-10  
ꢃꢅꢊ  
rake fluid reservoir  
Warning  
Danger of accidentsBrake system failure.  
If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
The brake fluid reservoirs of the front and rear brakes are dimensioned so that they do not need topping up with brake fluid even if the  
brake linings are worn.  
ꢃꢅꢀ  
The brake calipers of this series are "floating", which means that they are not fixed to the brake caliper support.  
The lateral compensation ensures an optimal position of the brake pad in relation to the brake disc.  
ꢃꢅꢁ  
hecking brake discs  
Warning  
Danger of accidentsReduced braking due to worn brake discs.  
Worn brake discs should be replaced immediately by an authorized KTM workshop.  
Check the thickness of the front and rear brake discs at several places on the disc  
to see if it conforms to measurement.  
Info  
0A  
Wear reduces the thickness of the brake disc around the area used by the  
brake linings.  
Wear limit of brake discs  
front  
Rear  
4.5mm (0.18in)  
3.5mm (0.14in)  
400388-10  
»
The brake disc thickness is less than the specified value.  
Replace the brake disc.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
39  
ꢃꢅꢂ  
hecking free play of hand brake lever  
Warning  
Danger of accidentsBrake system failure.  
If there is no free travel on the hand brake lever, pressure builds up on the front brake in the brake system. The front brake  
can fail due to overheating. Adjust free travel on hand brake lever according to specifications.  
Push the hand brake lever forwards and check free play..  
Free play of hand brake lever 싩‘3mm (싩‘0.12in)  
If the free travel does not meet specifications:  
adjust the basic position of handbrake lever. ( P. 39)  
»
500176-11  
ꢃꢅꢄ  
djusting basic position of handbrake lever  
Adjust the basic setting of the handbrake lever to your hand size by turning adjust-  
ing screw.  
Info  
If you turn the adjusting screw clockwise (as seen in the direction of travel),  
the handbrake lever moves nearer to the handlebar.  
If you turn the adjusting screw counterclockwise (as seen in the direction of  
travel), the handbrake lever moves away from the handlebar.  
The range of adjustment is limited.  
Turn the adjusting screw by hand only, and do not apply any force.  
Do not make any adjustments while riding!  
500176-12  
Check the free play of the hand brake lever. ( P. 39)  
ꢃꢅꢅ  
hecking front brake fluid level  
Warning  
Danger of accidentsBrake system failure.  
If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
Move the brake fluid reservoir mounted on the handlebar to a horizontal position.  
Check the brake fluid level in the brake fluid reservoir.  
»
If the brake fluid is below the MIN mark:  
Top up the brake fluid of the front brake. ( P. 40)  
500195-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
40  
ꢃꢅꢆ  
opping up the front brake fluidx  
Warning  
Danger of accidentsBrake system failure.  
If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
Warning  
Skin irritationsBrake fluid can cause skin irritation on contact.  
Avoid contact with skin and eyes, and keep out of the reach of children.  
If brake fluid gets into your eyes, rinse thoroughly with water and contact a doctor immediately.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
KTM recommends DOT5.1 brake fluid from Motorex®. This has a higher wet boiling point than DOT4 brake fluid and provides  
greater safety for high demands.  
Never user DOT5 brake fluid! This is based on silicone oil and is colored purple. Oil seals and brake lines are not designed for  
DOT5 brake fluid.  
Avoid contact between brake fluid and painted parts. Brake fluid attacks paint!  
Use only clean brake fluid from a sealed container!  
Move the brake fluid reservoir mounted on the handlebar to a horizontal position.  
Remove screw cap.  
Remove the plastic ringwith membrane.  
Top up the brake fluid to levelMAX.  
Brake fluid DOT 5.1 ( P. 82)  
Check parts for damage and wear. Replace damaged or worn parts.  
Fit the membrane and the plastic ring. Mount and tighten the screw cap.  
500196-10  
Info  
Clean up overflowed or spilt brake fluid immediately with water.  
ꢃꢅꢇ  
Warning  
Danger of accidentsReduced braking due to worn brake linings.  
Worn brake linings should be replaced immediately in an authorized KTM workshop.  
Check the brake linings for minimum thickness.  
»
Minimum thickness: 싩‘1mm (싩‘0.04in)  
If the minimum thickness is less than specified:  
Change the front brake linings. ( P. 42)  
500202-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
41  
ꢃꢅꢈ  
emoving front brake liningsx  
Warning  
Danger of accidentsImproper brake maintenance and repair.  
Always have your brake system maintained and repaired in an authorized KTM workshop.  
Remove locking split pins.  
500203-11  
500204-10  
500205-10  
Press the spring hanger of the springforwards and withdraw the bolt.  
Take off the springs. Remove the brake linings.  
Remove screwswith washersand take off the brake caliper.  
Clean the brake caliper.  
ꢃꢅꢉ  
ounting front brake liningsx  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake discs.  
Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary.  
Warning  
Danger of accidentsReduced braking due to use of non-approved brake linings.  
Brake linings available from accessory suppliers are often not tested and approved for use on KTM vehicles. The construc-  
tion and friction factor of the brake linings and therefore the brake power can differ considerably from the original KTM  
brake linings. If brake linings are used that differ from the originals, there is no guarantee that they comply with the origi-  
nal license. The vehicle no longer corresponds to the condition at delivery, and the warranty is no longer valid.  
Check the brake discs. ( P. 38)  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the brake caliper. Fit and tighten screwswith washers.  
Specification  
Screw, front brake caliper  
M10x1,25  
40Nm  
(29.5lbfft)  
Loctite® 243™  
500205-11  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
42  
Fit the brake linings. Position the springsand mount the bolts.  
Info  
The spring hanger of the springsmust be positioned upwards.  
500204-11  
Fit the locking splint pins.  
Operate the hand brake lever repeatedly until the brake linings lie on the brake disc  
and there is a tight spot.  
500203-12  
ꢃꢆꢊ  
hanging the front brake liningsx  
Warning  
Skin irritationsBrake fluid can cause skin irritation on contact.  
Avoid contact with skin and eyes, and keep out of the reach of children.  
If brake fluid gets into your eyes, rinse thoroughly with water and contact a doctor immediately.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
KTM recommends DOT5.1 brake fluid from Motorex®. This has a higher wet boiling point than DOT4 brake fluid and provides  
greater safety for high demands.  
Never user DOT5 brake fluid! This is based on silicone oil and is colored purple. Oil seals and brake lines are not designed for  
DOT5 brake fluid.  
Avoid contact between brake fluid and painted parts. Brake fluid attacks paint!  
Use only clean brake fluid from a sealed container!  
Remove the front brake linings. ( P. 41)  
Move the brake fluid reservoir mounted on the handlebar to a horizontal position.  
Remove screw cap.  
Remove the plastic ringwith membrane.  
Press the brake piston back to its basic position and make sure that no brake fluid  
overflows from the reservoir.  
Mount the front brake linings. ( P. 41)  
Top up the brake fluid to levelMAX.  
Brake fluid DOT 5.1 ( P. 82)  
500196-10  
Check parts for damage and wear. Replace damaged or worn parts.  
Fit the membrane and the plastic ring. Mount and tighten the screw cap.  
Info  
Clean up overflowed or spilt brake fluid immediately with water.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
43  
ꢃꢆꢀ  
hecking free play of foot brake lever  
Warning  
Danger of accidentsBrake system failure.  
If there is no free travel on the foot brake pedal, pressure builds up on the rear brake in the brake system. The rear brake  
can fail due to overheating. Adjust free travel on foot brake pedal according to specifications.  
Disconnect spring.  
Move the foot brake lever backwards and forwards between the end stop and the  
foot brake cylinder piston bracket and check free play.  
Specification  
Free play at foot brake lever  
3… 5mm (0.12… 0.2in)  
»
If the free travel does not meet specifications:  
Adjust the basic position of the footbrake lever. ( P. 43)  
Reconnect spring.  
400205-11  
ꢃꢆꢁ  
djusting basic position of footbrake leverx  
Warning  
Danger of accidentsBrake system failure.  
If there is no free travel on the foot brake pedal, pressure builds up on the rear brake in the brake system. The rear brake  
can fail due to overheating. Adjust free travel on foot brake pedal according to specifications.  
Disconnect spring.  
Loosen nutand with push rod, turn it back until you have maximum free play.  
To adjust the basic position of the footbrake lever individually, lossen nutand  
turn screwaccordingly.  
Info  
The range of adjustment is limited.  
Turn push rodaccordingly until you have free play. If necessary, adjust the  
basic position of the footbrake lever.  
Specification  
400232-10  
Free play at foot brake lever  
3… 5mm (0.12… 0.2in)  
Hold screwand tighten nut.  
Specification  
Remaining nuts, chassis  
M8  
M6  
30Nm  
(22.13lbfft)  
Hold push rodand tighten nut.  
Specification  
Remaining nuts, chassis  
15Nm  
(11.06lbfft)  
Reconnect spring.  
ꢃꢆꢂ  
hecking the rear brake fluid level  
Warning  
Danger of accidentsBrake system failure.  
If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
44  
Stand the vehicle upright.  
Check the brake fluid level in the viewer.  
»
When in the vieweran air bubble is visible:  
Add rear brake fluid. ( P. 44)  
400234-10  
ꢃꢆꢄ  
dding rear brake fluidx  
Warning  
Danger of accidentsBrake system failure.  
If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.  
Have the brake system checked in an authorized KTM workshop, and do not ride any further.  
Warning  
Skin irritationsBrake fluid can cause skin irritation on contact.  
Avoid contact with skin and eyes, and keep out of the reach of children.  
If brake fluid gets into your eyes, rinse thoroughly with water and contact a doctor immediately.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
KTM recommends brake fluid DOT5.1 fromMotorex®. This brake fluid has a higher wet boiling point than brake fluid DOT4  
and offers more protection under high load.  
Never user DOT5 brake fluid! This is based on silicone oil and is colored purple. Oil seals and brake lines are not designed for  
DOT5 brake fluid.  
Avoid contact between brake fluid and painted parts. Brake fluid attacks paint!  
Use only clean brake fluid from a sealed container!  
Stand the vehicle upright.  
Remove screw capwith membraneand the O-ring.  
Add brake fluid to level.  
Brake fluid DOT 5.1 ( P. 82)  
Check parts for damage and wear. Replace damaged or worn parts.  
Mount the screw cap with the membraneand the O-ring.  
Info  
Clean up overflowed or spilt brake fluid immediately with water.  
400233-10  
ꢃꢆꢅ  
hecking rear brake linings  
Warning  
Danger of accidentsReduced braking due to worn brake linings.  
Worn brake linings should be replaced immediately in an authorized KTM workshop.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
45  
Check the brake linings for minimum thickness.  
»
Minimum thickness: 싩‘1mm (싩‘0.04in)  
If the minimum thickness is less than specified:  
Change the rear brake linings. ( P. 46)  
500206-11  
ꢃꢆꢆ  
emoving rear brake liningsx  
Warning  
Danger of accidentsImproper brake maintenance and repair.  
Always have your brake system maintained and repaired in an authorized KTM workshop.  
Press the brake caliper by hand on to the brake disc in order to press back the  
brake piston.  
Info  
Make sure when pushing back the brake piston that you do not press the  
brake caliper against the spokes.  
Remove the locking split pins, withdraw the bolt, and take out the brake  
pads.  
Clean brake caliper and brake caliper support.  
500206-10  
ꢃꢆꢇ  
nstalling the rear brake liningsx  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake discs.  
Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary.  
Warning  
Danger of accidentsReduced braking due to use of non-approved brake linings.  
Brake linings available from accessory suppliers are often not tested and approved for use on KTM vehicles. The construc-  
tion and friction factor of the brake linings and therefore the brake power can differ considerably from the original KTM  
brake linings. If brake linings are used that differ from the originals, there is no guarantee that they comply with the origi-  
nal license. The vehicle no longer corresponds to the condition at delivery, and the warranty is no longer valid.  
Check the brake discs. ( P. 38)  
Check parts for damage and wear. Replace damaged or worn parts.  
Check that leaf springin the brake caliper and sliding platein the brake  
caliper support are seated correctly.  
Info  
The arrow on the leaf spring points in the rotation direction of the brake  
disc.  
500122-10  
Fit the brake linings, insert bolt, and mount locking split pins.  
Info  
Make sure that the decoupling plateis mounted on the piston side of the  
brake pad.  
Operate the foot brake lever repeatedly until the brake linings lie on the brake disc  
and there is a tight spot.  
500207-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
46  
ꢃꢆꢈ  
hanging the rear brake liningsx  
Warning  
Skin irritationsBrake fluid can cause skin irritation on contact.  
Avoid contact with skin and eyes, and keep out of the reach of children.  
If brake fluid gets into your eyes, rinse thoroughly with water and contact a doctor immediately.  
Warning  
Danger of accidentsReduced braking due to old brake fluid.  
Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
KTM recommends brake fluid DOT5.1 from Motorex®. This brake fluid has a higher wet boiling point than brake fluid DOT4  
and offers more protection under high load.  
Never user DOT5 brake fluid! This is based on silicone oil and is colored purple. Oil seals and brake lines are not designed for  
DOT5 brake fluid.  
Avoid contact between brake fluid and painted parts. Brake fluid attacks paint!  
Use only clean brake fluid from a sealed container!  
Remove the rear brake linings. ( P. 45)  
Stand the vehicle upright.  
Remove screw capwith membraneand the O-ring.  
Press the brake piston back to its basic position and make sure that no brake fluid  
overflows from the brake fluid reservoir.  
Install the rear brake linings. ( P. 45)  
Add brake fluid to level.  
Brake fluid DOT 5.1 ( P. 82)  
400233-10  
Check parts for damage and wear. Replace damaged or worn parts.  
Mount the screw cap with the membraneand the O-ring.  
Info  
Clean up overflowed or spilt brake fluid immediately with water.  
ꢃꢆꢉ  
emoving front wheelx  
Jack up the motorcycle. ( P. 21)  
Remove screw.  
Loosen screw.  
500209-10  
Remove screwswith washersand take off the brake caliper.  
Info  
Do not pull the handbrake lever when the brake claiper is removed.  
500208-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
47  
Holding the front wheel, withdraw the wheel spindle. Take the front wheel out of  
the fork.  
Info  
Always lay the wheel down in such a way that the brake disc is not dam-  
aged.  
500210-10  
Remove the spacing sleeves.  
500211-10  
ꢃꢇꢊ  
itting front wheelx  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake discs.  
Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary.  
Check parts for damage and wear. Replace damaged or worn parts.  
Clean and grease shaft seal ringsand bearing surfaceof the spacing sleeves.  
Long-life grease ( P. 84)  
Fit the spacing sleeves.  
500211-11  
500212-10  
500208-10  
Lift the front wheel into the fork, position it, and insert the wheel spindle.  
Mount and tighten screw.  
Specification  
Screw, front wheel spindle  
M24x1,5  
40Nm  
(29.5lbfft)  
Position the brake caliper. Fit and tighten screwswith washers.  
Specification  
Screw, front brake caliper  
M10x1,25  
40Nm  
(29.5lbfft)  
Loctite® 243™  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
48  
Operate the hand brake lever repeatedly until the brake linings lie on the brake disc  
and there is a tight spot.  
Remove the motorcycle from the work stand. ( P. 21)  
Pull the front wheel brake and push down hard on the fork several times to align  
the fork legs.  
Fully tighten screw.  
Specification  
Screw, fork stub  
M8  
15Nm  
(11.06lbfft)  
500209-11  
ꢃꢇꢀ  
emoving rear wheelx  
Jack up the motorcycle. ( P. 21)  
Press the brake caliper by hand on to the brake disc in order to press back the  
brake piston.  
Info  
Make sure when pushing back the brake piston that you do not press the  
brake caliper against the spokes.  
Remove nut.  
Remove chain adjuster. Withdraw the wheel spindleonly enough to allow the  
rear wheel to be pushed forward.  
Push the rear wheel forward as far as possible. Remove the chain from the rear  
sprocket.  
Holding the rear wheel, withdraw the wheel spindle. Take the rear wheel out of the  
swing arm.  
Info  
Do not operate the foot brake when the rear wheel is removed.  
Always lay the wheel down in such a way that the brake disc is not dam-  
aged.  
500213-10  
Remove the spacing sleeves.  
500214-11  
ꢃꢇꢁ  
itting rear wheelx  
Warning  
Danger of accidentsReduced braking due to oil or grease on the brake discs.  
Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary.  
Check parts for damage and wear. Replace damaged or worn parts.  
Clean and grease shaft seal ringsand bearing surfaceof the spacing sleeves.  
Long-life grease ( P. 84)  
Fit the spacing sleeves.  
500214-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
49  
Lift the rear wheel into the swing arm, position it, and insert the wheel spindle.  
Put the chain on.  
500215-10  
Position the chain adjuster. Fit nut, but do not tighten it yet.  
Check the chain tension when fitting rear wheel. ( P. 35)  
Make sure that the chain adjustersare fitted correctly on the adjusting  
screws.  
Tighten nut.  
Specification  
Nut, rear wheel spindle  
M20x1,5  
80Nm  
(59.01lbfft)  
Info  
The wide adjustment range of the chain adjusters (32 mm) enables different  
secondary transmissions with the same chain length.  
The chain adjusterscan be turned by 180°.  
Operate the foot brake lever repeatedly until the brake linings lie on the brake disc  
and there is a tight spot.  
Remove the motorcycle from the work stand. ( P. 21)  
500193-12  
ꢃꢇꢂ  
ire condition checking  
Info  
Fit only tires approved by KTM.  
Other tires could have a negative effect on riding behavior.  
The type, condition and air pressure of the tires all have an important impact on the riding behavior of the motorcycle.  
The front and rear wheels must be fitted with tires with similar profiles.  
Worn tires have a negative effect on riding behavior, especially on wet surfaces.  
Examine the tires for cuts, foreign bodies and other damage.  
ꢃꢇꢄ  
hecking tire air pressure  
Info  
Low tire air pressure leads to abnormal wear and overheating of the tire.  
Correct tire air pressure ensures optimal riding comfort and maximum tire service life.  
Remove dust cap.  
Check tire air pressure when tires are cold.  
Tire air pressure  
front  
1.6bar (23.21psi)  
Rear  
1.6bar (23.21psi)  
»
If the tire pressure does not meet specifications:  
Correct tire pressure.  
Mount dust cap.  
500216-01  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
50  
ꢃꢇꢅ  
hecking spoke tension  
Warning  
Danger of accidentsUnstable riding behavior due to loose spokes.  
If you ride with loose spokes, the spokes can break. Have the spoke tension corrected in an authorized KTM workshop.  
Info  
A loose spoke can cause wheel imbalance, which leads to more loose spokes in a short time.  
If the spokes are too tight, they can break due to local overload.  
Check the spoke tension regularly, especially on a new motorcycle.  
To check spoke tension, tap each spoke with a screwdriver.  
Specification  
You should hear a high note.  
Spoke nipple, front wheel  
Spoke nipple, rear wheel  
M4,5  
M5  
5Nm (3.69lbfft)  
5Nm (3.69lbfft)  
Info  
If you hear different tone frequencies from different spokes, this is an indi-  
cation of different spoke tensions.  
500217-01  
ꢃꢇꢆ  
emoving the batteryx  
Warning  
Risk of injuryBattery acid and battery gases cause serious cauterization.  
Keep batteries out of the reach of children.  
Wear suitable protective clothing and goggles.  
Avoid contact with battery acid and battery gases.  
Keep the battery away from sparks or open fire. Charge only in well ventilated rooms.  
In the event of skin contact, rinse with large amounts of water. If battery acid gets in the eyes, rinse with water for at least  
15 minutes and contact a doctor.  
Switch off all power-consuming components and switch off the engine.  
Remove the seat. ( P. 53)  
Disconnect the negative (minus) cableof the battery.  
Pull back the plus pole coverand disconnect the positive (plus) cable of the bat-  
tery.  
Hang the rubber bandout to the bottom.  
Lift the battery up.  
500069-10  
ꢃꢇꢇ  
nstalling the batteryx  
Check parts for damage and wear. Replace damaged or worn parts.  
Place the battery in the battery holder.  
Condition  
Outdoor temperature: 싩‘10°C (싩‘50°F)  
3Ah battery(YTX4L-BS) ( P. 74)  
Condition  
Outdoor temperature: 싨‘10°C (싨‘50°F)  
4Ah battery(YTX5L-BS) ( P. 74)  
500069-11  
Reconnect the rubber band.  
Attach the plus cable and replace the plus pole cover.  
Attach the minus cable.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
51  
Mount the seat. ( P. 53)  
ꢃꢇꢈ  
echarging the batteryx  
Warning  
Risk of injuryBattery acid and battery gases cause serious cauterization.  
Keep batteries out of the reach of children.  
Wear suitable protective clothing and goggles.  
Avoid contact with battery acid and battery gases.  
Keep the battery away from sparks or open fire. Charge only in well ventilated rooms.  
In the event of skin contact, rinse with large amounts of water. If battery acid gets in the eyes, rinse with water for at least  
15 minutes and contact a doctor.  
Warning  
Environmental hazardComponents and battery acid are a danger to the environment.  
Do not dispose of batteries in normal household waste. Take defective or used batteries to a battery recycling operator.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
Even if there is no load on the battery, it loses power every day.  
The charge state and the type of charge are very important for the service life of the battery.  
Fast recharging with a high charge current shortens the battery's service life.  
If the charge current, the charge voltage and the charge time are exceeded, electrolyte escapes through the breathing holes.  
The battery capacity is then reduced.  
If the battery is discharged from starting, it must be recharged immediately.  
If it stands for a long time in a discharged state, the battery becomes over-discharged and sulfated, and then it is destroyed.  
The battery is maintenance-free, i.e., the acid level does not have to be checked.  
Switch off all power-consuming components and switch off the engine.  
Remove the seat. ( P. 53)  
Disconnect the minus (negative) cable of the battery to avoid damage to the motor-  
cycle's electronics.  
Connect the battery charger to the battery. Switch on the battery charger.  
Battery charger(58429074000)  
You can also use the battery charger to test rest potential and start potential of the  
battery, and to test the generator. With this device, you cannot overcharge the bat-  
tery.  
Info  
Never remove the lid.  
Charge the battery according to the instructionson the battery casing.  
400240-10  
Switch off the charger after charging. Disconnect the battery.  
Specification  
The charge current, charge voltage and charge time must not be exceeded.  
Charge the battery regularly when the  
motorcycle is not in use.  
3months  
Mount the seat. ( P. 53)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
52  
ꢃꢇꢉ  
emoving a fuse  
Switch off all power-consuming components and switch off the engine.  
Dismount the air filter box lid. ( P. 58)  
Remove the protection cover.  
Info  
The fuseis located in the starter relayunder the filter box cover.  
Remove the fuse.  
400270-10  
ꢃꢈꢊ  
eplacing the fuse  
Warning  
Fire hazardThe electrical system can be overloaded by the use of incorrect fuses.  
Use only fuses with the prescribed amperage. Never by-pass or repair fuses.  
Check parts for damage and wear. Replace damaged or worn parts.  
Info  
A reserve fuseis located in the starter relay.  
Replace a burned-out fuseonly by an equivalent fuse.  
Refit the fuse.  
Fuse(58011109110)  
Info  
400273-10  
If the new fuse burns out, contact an authorized KTM workshop.  
Replace the protection cover.  
Install the air filter box lid. ( P. 58)  
ꢃꢈꢀ  
The plug connectionis located in front of the fuel tank on the left of the frame.  
Possible states  
Soft ಥ‘If the plug connection is separated, riding is more flexible.  
Performance ಥ‘If the plug connection is connected, higher performance is  
achieved.  
500218-10  
ꢃꢈꢁ  
Changing the ignition curve from Performance to Soft.  
Separate plug connection. (Figure500218-10P. 52)  
Soft ಥ‘Greater flexibility  
Changing the ignition curve from Soft to Performance.  
Connect plug connection. (Figure500218-10P. 52)  
Performance ಥ‘Higher performance  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
53  
ꢃꢈꢂ  
Remove screw. Lift up the seat at the rear, pull it back and then remove from  
above.  
500080-10  
ꢃꢈꢄ  
ounting the seat  
Check parts for damage and wear. Replace damaged or worn parts.  
Hook the front of the seat into the flange adapter of the fuel tank, lower the rear of  
the seat and simultaneously push it forwards.  
Make sure that the seat is correctly locked in.  
Mount and tighten the screw of the seat fixing.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
500068-01  
ꢃꢈꢅ  
ismounting the fuel tankx  
Remove the seat. ( P. 53)  
Danger  
Fire hazardFuel can easily catch fire.  
Never fill up the vehicle near open flames or burning cigarettes, and  
always switch off the engine first. Be careful that no fuel is spilt, espe-  
cially on hot vehicle components. Clean up spilt fuel immediately.  
Fuel in the fuel tank expands when warm and can escape if the tank is  
overfilled. See specifications on filling up with fuel.  
Warning  
500219-10  
Danger of poisoningFuel is poisonous and a health hazard.  
Avoid contact between fuel and skin, eyes and clothing. Do not inhale  
fuel vapors. If fuel gets into your eyes, rinse immediately with water and  
contact a doctor. Wash affected skin areas immediately with soap and  
water. If fuel is swallowed, contact a doctor immediately. Change cloth-  
ing that has come into contact with fuel. Store fuel in a suitable canister  
according to regulations and keep it out of the reach of children.  
Turn off the fuel tap and pull off the fuel hose.  
Remove screwswith collar sleeve.  
Remove screwwith collar sleeve.  
Remove the tube from the fuel tank vent line.  
500066-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
54  
Pull both spoilers to the side of the radiator bracketand take the fuel tank away  
upwards.  
500220-10  
ꢃꢈꢆ  
nstalling the fuel tankx  
Danger  
Fire hazardFuel can easily catch fire.  
Never fill up the vehicle near open flames or burning cigarettes, and always switch off the engine first. Be careful that no  
fuel is spilt, especially on hot vehicle components. Clean up spilt fuel immediately.  
Fuel in the fuel tank expands when warm and can escape if the tank is overfilled. See specifications on filling up with fuel.  
Warning  
Danger of poisoningFuel is poisonous and a health hazard.  
Avoid contact between fuel and skin, eyes and clothing. Do not inhale fuel vapors. If fuel gets into your eyes, rinse imme-  
diately with water and contact a doctor. Wash affected skin areas immediately with soap and water. If fuel is swallowed,  
contact a doctor immediately. Change clothing that has come into contact with fuel.  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the fuel tank and fit the two spoilers to the side of the radiator fixing.  
Make sure that no cables or Bowden cables are trapped or damaged.  
500220-01  
500066-11  
500219-11  
Mount the fuel tank vent hose.  
Fit and tighten screwwith collar sleeve.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Fit and tighten screwswith collar sleeve.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Connect fuel hose.  
Mount the seat. ( P. 53)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
55  
ꢃꢈꢇ  
The water pumpin the engine forces the coolant to flow.  
The pressure resulting from the warming of the cooling system is regulated by a valve  
in the radiator cap. The specified coolant temperature is therefore permissible with-  
out danger of function problems.  
120°C (248°F)  
Coolant ( P. 82)  
Cooling is effected by the air stream.  
The lower the speed, the less the cooling effect. Dirty cooling fins also reduce the cool-  
ing effect.  
400242-10  
ꢃꢈꢈ  
hecking antifreeze and coolant level  
Warning  
Danger of scaldingThe coolant gets very hot when the motorcycle is driven and is under high pressure.  
Do not open the radiator, radiator hoses or other cooling system components when the engine is hot. Allow the engine and  
cooling system to cool down. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Danger of poisoningCoolants are poisonous and a health hazard.  
Avoid contact between coolants and skin, eyes and clothing. If fuel gets into your eyes, rinse immediately with water and  
contact a doctor. Wash affected skin areas immediately with soap and water. If coolant is swallowed, contact a doctor im-  
mediately. Change clothes that have come into contact with coolants. Keep coolants out of the reach of children.  
Stand the motorcycle upright on a horizontal surface.  
Remove the radiator cap.  
Check antifreeze of coolant.  
-25… -45°C (-13… -49°F)  
»
If the antifreeze of the cooling liquid does not meet specifications:  
Correct antifreeze of coolant.  
Check the coolant level in the radiator.  
Coolant levelabove radiator fins.  
10mm (0.39in)  
400243-10  
»
If the level of the cooling liquid does not meet specifications:  
Correct the coolant level.  
Alternative 1  
Coolant ( P. 82)  
Alternative 2  
Coolant (mixed ready to use) ( P. 82)  
Refit the radiator cap.  
ꢃꢈꢉ  
hecking the coolant level  
Warning  
Danger of scaldingThe coolant gets very hot when the motorcycle is driven and is under high pressure.  
Do not open the radiator, radiator hoses or other cooling system components when the engine is hot. Allow the engine and  
cooling system to cool down. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Danger of poisoningCoolants are poisonous and a health hazard.  
Avoid contact between coolants and skin, eyes and clothing. If fuel gets into your eyes, rinse immediately with water and  
contact a doctor. Wash affected skin areas immediately with soap and water. If coolant is swallowed, contact a doctor im-  
mediately. Change clothes that have come into contact with coolants. Keep coolants out of the reach of children.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
56  
Stand the motorcycle upright on a horizontal surface.  
Remove the radiator cap.  
Check the coolant level in the radiator.  
Coolant levelabove radiator fins.  
10mm (0.39in)  
»
If the level of the cooling liquid does not meet specifications:  
Correct the coolant level.  
Alternative 1  
Coolant ( P. 82)  
400243-10  
Alternative 2  
Coolant (mixed ready to use) ( P. 82)  
Refit the radiator cap.  
ꢃꢉꢊ  
raining coolantx  
Warning  
Danger of scaldingThe coolant gets very hot when the motorcycle is driven and is under high pressure.  
Do not open the radiator, radiator hoses or other cooling system components when the engine is hot. Allow the engine and  
cooling system to cool down. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Danger of poisoningCoolants are poisonous and a health hazard.  
Avoid contact between coolants and skin, eyes and clothing. If fuel gets into your eyes, rinse immediately with water and  
contact a doctor. Wash affected skin areas immediately with soap and water. If coolant is swallowed, contact a doctor im-  
mediately. Change clothes that have come into contact with coolants. Keep coolants out of the reach of children.  
Stand the vehicle upright.  
Place a suitable container under the water pump cover.  
Remove screw. Remove the radiator cap.  
Completely drain the coolant.  
Fit screwwith a new seal and tighten it.  
Specification  
Screw, water pump cover  
M6  
10Nm  
(7.38lbfft)  
400242-11  
ꢃꢉꢀ  
efilling coolantx  
Warning  
Danger of poisoningCoolants are poisonous and a health hazard.  
Avoid contact between coolants and skin, eyes and clothing. If fuel gets into your eyes, rinse immediately with water and  
contact a doctor. Wash affected skin areas immediately with soap and water. If coolant is swallowed, contact a doctor im-  
mediately. Change clothes that have come into contact with coolants. Keep coolants out of the reach of children.  
Make sure that the screwis tightened.  
Stand the vehicle upright.  
Pour coolant in up to measurementabove the radiator fins.  
Specification  
10mm (0.39in)  
Coolant  
1.2l (1.27qt.)  
Coolant ( P. 82)  
Coolant (mixed ready to use)  
(
P. 82)  
400244-10  
Refit the radiator cap.  
Make a short test ride.  
Check the coolant level. ( P. 55)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
57  
ꢃꢉꢁ  
emoving main silencer  
Warning  
Danger of burnsThe exhaust system gets very hot when the vehicle is driven.  
Allow the exhaust system to cool down. Do not touch hot components.  
Disconnect spring.  
Remove screwsand take off main silencer.  
500221-10  
ꢃꢉꢂ  
itting the main silencer  
Check parts for damage and wear. Replace damaged or worn parts.  
Mount the main silencer. Mount and tighten screws.  
Specification  
Remaining screws, chassis  
M6  
10Nm  
(7.38lbfft)  
Reconnect spring.  
500221-11  
ꢃꢉꢄ  
The main silencer is filled with glass fiber yarn.  
Over a period, the fibers of the insulating material vanish into the air, and the silencer "burns out".  
Not only is the noise level higher, the performance characteristic changes.  
ꢃꢉꢅ  
emoving glass fiber yarn filling of main silencerx  
Warning  
Danger of burnsThe exhaust system gets very hot when the vehicle is driven.  
Allow the exhaust system to cool down. Do not touch hot components.  
Remove the main silencer. ( P. 57)  
Remove screws of end cap. Remove the end cap.  
Remove screws of insert. Remove insert.  
Remove screws of cap. Remove cap.  
Remove inner-tube.  
Remove glass fiber yarn filling from insertand inner-tube.  
Clean parts to be refitted.  
500226-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
58  
ꢃꢉꢆ  
itting glass fiber yarn filling of main silencerx  
Check parts for damage and wear. Replace damaged or worn parts.  
Attach the glass fiber yarn filling to inner tube. Fit the inner tube into the outer  
tube.  
Insert cap. Mount and tighten screws.  
Attach the glass fiber yarn filling to insert. Fit the insert into the outer tube.  
Mount and tighten screws.  
Insert end cap. Mount and tighten screws.  
Fit the main silencer. ( P. 57)  
500226-11  
ꢃꢉꢇ  
hanging glass fiber yarn filling of main silencerx  
Remove glass fiber yarn filling of main silencer. ( P. 57)  
Fit the glass fiber yarn filling of the main silencer. ( P. 58)  
ꢃꢉꢈ  
ismounting the air filter box lid  
Pull off the air filter box lid in areato the side and remove to the front.  
500222-10  
ꢃꢉꢉ  
Check parts for damage and wear. Replace damaged or worn parts.  
Insert the air filter box lid into the rear areaand clip it into the front area.  
500222-11  
ꢃꢀꢊꢊ  
emoving the air filterx  
Note  
Engine failureUnfiltered intake air has a negative effect on the service life of the engine.  
Never ride the vehicle without an air filter since dust and dirt can get into the engine and result in increased wear.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Dismount the air filter box lid. ( P. 58)  
Undo the hose clip.  
Remove the air filter.  
500223-10  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
59  
ꢃꢀꢊꢀ  
nstalling the air filterx  
Check parts for damage and wear. Replace damaged or worn parts.  
Fit a clean air filter.  
Info  
If the air filter is not correctly mounted, dust and dirt can penetrate into the  
engine and can cause damage.  
Position and tighten the hose clip.  
Install the air filter box lid. ( P. 58)  
500223-10  
ꢃꢀꢊꢁ  
leaning air filterx  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
Do not use fuel or kerosene for cleaning the air filter.  
Remove the air filter. ( P. 58)  
Remove large pieces of dirt by shaking. Use a soft brush to clean the air filter.  
Spray on the cleaner and let it penetrate for 10 minutes.  
Air filter cleaner ( P. 84)  
Rinse the air filter from the inside with a soft jet of water.  
Shake off remaining water. Allow the air filter to dry.  
Info  
Do not use compressed air for drying!  
500225-01  
Spray the dry air filter carefully with filter oil.  
Air filter oil ( P. 84)  
Allow the filter oil to penetrate for 20 minutes.  
Clean the air filter box.  
Check the distribution of the filter oil.  
»
If unoiled areas are visible:  
Oil the air filter again.  
Wipe off excess filter oil.  
Info  
Do not over-oil the air filter.  
Check carburetor connection boot for damage and tightness.  
Install the air filter. ( P. 59)  
ꢃꢀꢊꢂ  
djusting basic position of clutch lever  
Adjust the basic setting of the clutch lever to your hand size by turning adjusting  
screw.  
Info  
Turn the adjusting screw clockwise to increase the distance between the  
clutch lever and the handlebar.  
Turn the adjusting screw counterclockwise to decrease the distance between  
the clutch lever and the handlebar.  
The range of adjustment is limited.  
Turn the adjusting screw by hand only, and do not apply any force.  
Do not make any adjustments while riding!  
400195-11  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
60  
ꢃꢀꢊꢄ  
hecking fluid level of hydraulic clutch  
Info  
The fluid level rises with increasing wear of the clutch lining disc.  
Do not use brake fluid.  
Move the clutch fluid reservoir mounted on the handlebar to a horizontal position.  
Remove screws.  
Remove the coverwith membrane.  
Check the fluid level.  
Fluid level under top level of container. 4mm (0.16in)  
»
If the level of the cooling liquid does not meet specifications:  
Correct the fluid level of the hydraulic clutch.  
Hydraulic fluid (15) ( P. 82)  
400245-10  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the cover with the membrane. Mount and tighten screws.  
ꢃꢀꢊꢅ  
hanging fluid level of hydraulic clutchx  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Move the clutch fluid reservoir mounted on the handlebar to a horizontal position.  
Remove screws.  
Remove the coverwith membrane.  
400245-10  
500224-10  
400247-10  
Fill the bleeding syringewith the appropriate hydraulic fluid.  
Bleed syringe (50329050000)  
Hydraulic fluid (15) ( P. 82)  
On the slave cylinder, remove the bleeder screwand fit the bleeding syringe.  
Inject the liquid into the system until it escapes from the bore holeof the mas-  
ter cylinder without bubbles.  
To prevent overflow, drain fluid occasionally from the master cylinder reservoir.  
Remove the bleeding syringe. Mount and tighten screws bleeder screw.  
Correct the fluid level of the hydraulic clutch.  
Specification  
Fluid level under top level of container. 4mm (0.16in)  
Check parts for damage and wear. Replace damaged or worn parts.  
Position the cover with the membrane. Mount and tighten screws.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
61  
ꢃꢀꢊꢆ  
The idle setting of the carburetor has a big influence on the starting behavior, stable  
idling and the response to throttle opening. That means that an engine with a correctly  
set idle speed is easier to start than if the idle is set wrongly.  
Info  
The carburetor and its components are subject to increased wear caused by en-  
gine vibration. Wear can result in malfunctioning.  
The idle speed is adjusted with the adjustment screw.  
The idle mixture is adjusted with the idle mixture adjustment screw.  
400266-10  
ꢃꢀꢊꢇ  
arburetor - adjusting idlex  
Screw in the idle adjusting screwuntil it stops and then to the prescribed basic  
setting.  
Specification  
Idle mixture adjusting screw  
Open  
1.5turns  
Adjustment tool for mixture control screw (77329034000)  
Run the engine until warm.  
Specification  
400266-10  
Warm-up time  
싩‘5min  
Adjust the idle speed with the adjusting screw.  
Specification  
Choke function activated ಥ‘The choke lever is pushed in to the stop. ( P. 11)  
Idle speed  
1600… 1650rpm  
Turn the idle adjusting screwslowly until the idle speed begins to fall.  
Note the position and turn the idle adjusting screw slowly counterclockwise until  
the idle speed falls.  
Adjust to the point between these two positions with the highest idle speed.  
Info  
If there is a big engine speed rise, reduce the idle speed to a normal level  
and repeat the above steps.  
The extreme sport motocyclist will set the mixture about 1/4 of a turn back  
from this ideal value (leaner, in a clockwise direction) since the engine be-  
comes hotter in sporting use.  
If the procedure described here does not lead to satisfactory results, the  
cause may be a wrongly dimensioned idling jet.  
If you can turn the idle adjusting screw to the end without any change of  
engine speed, you have to fit a smaller idling jet.  
The idle adjusting screw must not be opened more than two turns. If more  
than two turns are necessary (rich mixture), use a larger idling jet.  
After changing the idling jet, start from the beginning with the adjusting  
steps.  
Adjust the idle speed with the adjusting screw.  
Specification  
Choke function activated ಥ‘The choke lever is pushed in to the stop. ( P. 11)  
Idle speed  
1600… 1650rpm  
Info  
Following extreme air temperature or altitude changes, adjust the idle speed  
again.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
62  
ꢃꢀꢊꢈ  
mptying the carburetor float chamberx  
Danger  
Fire hazardFuel can easily catch fire.  
Never fill up the vehicle near open flames or burning cigarettes, and always switch off the engine first. Be careful that no  
fuel is spilt, especially on hot vehicle components. Clean up spilt fuel immediately.  
Fuel in the fuel tank expands when warm and can escape if the tank is overfilled. See specifications on filling up with fuel.  
Warning  
Danger of poisoningFuel is poisonous and a health hazard.  
Avoid contact between fuel and skin, eyes and clothing. Do not inhale fuel vapors. If fuel gets into your eyes, rinse imme-  
diately with water and contact a doctor. Wash affected skin areas immediately with soap and water. If fuel is swallowed,  
contact a doctor immediately. Change clothing that has come into contact with fuel. Store fuel in a suitable canister ac-  
cording to regulations and keep it out of the reach of children.  
Warning  
Environmental hazardImproper handling of fuel is a danger to the environment.  
Do not allow fuel to get into the ground water, the ground, or the sewage system.  
Info  
Carry out this work with a cold engine.  
Turn the handleof the fuel tap to theOFF position. (Figure500178-10P. 11)  
No more fuel flows from the tank to the carburetor.  
Guide the hose coming down behind the engine into a suitable container.  
Info  
Water in the float chamber results in malfunctioning.  
Undo the screw(turn it counterclockwise) a few turns and drain the fuel from  
the float chamber.  
Tighten screw.  
400239-10  
ꢃꢀꢊꢉ  
hecking engine oil level  
Info  
The engine oil level can be checked on a cold or hot engine.  
Stand the motorcycle upright on a horizontal surface.  
Condition  
The engine is at operating temperature.  
Check the engine oil level.  
The engine oil reaches the top of the viewer.  
»
When the engine oil does not reach the top of the viewer:  
Top up the engine oil. ( P. 65)  
Condition  
Engine is cold.  
Check the engine oil level.  
400212-10  
The engine oil reaches the bottom of the viewer.  
»
When the engine oil does not reach the bottom of the viewer:  
Top up the engine oil. ( P. 65)  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
63  
ꢃꢀꢀꢊ  
hanging engine oil and oil filter, cleaning oil screenx  
Drain the engine oil. ( P. 63)  
Remove the oil filter. ( P. 64)  
Mount the oil filter. ( P. 64)  
Fill up with engine oil. ( P. 64)  
ꢃꢀꢀꢀ  
raining engine oilx  
Warning  
Danger of scaldingEngine oil and gear oil get very hot when the motocycle is driven.  
Wear suitable protective clothing and gloves. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
Drain the engine oil only when the engine is warm.  
Stand the motorcycle on its side stand on a horizontal surface.  
Place a suitable container under the engine.  
Remove the oil drain plugwith the seal ring.  
Completely drain the engine oil.  
Thoroughly clean the oil drain plug with a magnet.  
Clean the sealing area on the engine.  
Check parts for damage and wear. Replace damaged or worn parts.  
Refit oil drain plugwith seal ring and tighten it.  
Specification  
400261-10  
Oil drain plug with magnet  
M12x1,5  
20Nm  
(14.75lbfft)  
Clean the oil screen. ( P. 63)  
ꢃꢀꢀꢁ  
leaning the oil screenx  
Warning  
Danger of scaldingEngine oil and gear oil get very hot when the motocycle is driven.  
Wear suitable protective clothing and gloves. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Place a suitable container under the engine.  
Loosen the plugwith a few light hammer blows.  
Remove plugwith oil screenand O-rings.  
Completely drain the remaining engine oil.  
Thoroughly clean parts and sealing area.  
Check parts for damage and wear. Replace damaged or worn parts.  
Fit and tighten plugwith oil screenand O-rings.  
Specification  
Plug, oil screen  
M32x1,5  
30Nm  
(22.13lbfft)  
400261-11  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
64  
ꢃꢀꢀꢂ  
emoving the oil filterx  
Warning  
Danger of scaldingEngine oil and gear oil get very hot when the motocycle is driven.  
Wear suitable protective clothing and gloves. If you scald yourself, hold the affected area under cold water immediately.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Place a suitable container under the engine.  
Remove screws. Remove oil filter cover with O-ring.  
400262-10  
Pull the oil filter insertout of the oil filter casing.  
Circlip pliers reverse (51012011000)  
Completely drain the engine oil.  
Thoroughly clean parts and sealing area.  
400263-10  
ꢃꢀꢀꢄ  
ounting oil filterx  
Check parts for damage and wear. Replace damaged or worn parts.  
Lay the motorcycle on its side and fill the oil filter housing to about full with en-  
gine oil.  
Fill the oil filter with engine oil and place it in the oil filter container.  
Oil the O-ring of the oil filter cover and assemble it with the oil filter cover.  
Mount and tighten screws.  
Specification  
Screw, oil filter cover  
M6  
10Nm  
(7.38lbfft)  
400264-10  
Stand the motorcycle up.  
ꢃꢀꢀꢅ  
illing up with engine oilx  
Info  
Too little engine oil or poor-quality engine oil results in premature wear to the engine.  
Remove the screw capon the clutch cover and fill up with engine oil.  
Engine oil 1.35l (1.43qt.) Engine oil (SAE 10W/50) ( P. 82)  
Mount and tighten screw cap.  
Danger  
Danger of poisoningExhaust gases are poisonous and can result in uncon-  
sciousness and/or death.  
When running the engine, always make sure there is sufficient ventila-  
tion, and do not start or run the engine in a closed space.  
400265-10  
Start the engine and check that it is oil-tight.  
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MAINTENANCE WORK ON CHASSIS AND ENGINE  
65  
Check the engine oil level. ( P. 62)  
ꢃꢀꢀꢆ  
opping up engine oil  
Info  
Too little engine oil or poor-quality engine oil results in premature wear to the engine.  
Remove the screw capon the clutch cover and fill up with engine oil.  
Engine oil (SAE 10W/50) ( P. 82)  
Mount and tighten screw cap.  
Danger  
Danger of poisoningExhaust gases are poisonous and can result in uncon-  
sciousness and/or death.  
When running the engine, always make sure there is sufficient ventila-  
tion, and do not start or run the engine in a closed space.  
400265-10  
Start the engine and check that it is oil-tight.  
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TROUBLESHOOTING  
66  
7528%/(6+227,1*  
Faults  
Possible cause  
Measure  
The engine cannot be cranked (electric  
starter).  
Battery discharged  
Recharge the battery. ( P. 51)  
Check the cause of discharging.  
Remove the fuse. ( P. 52)  
Replace the fuse. ( P. 52)  
Fuse blown  
Low external temperature  
Use the battery supplied in the acces-  
sories package.  
4Ah battery(YTX5L-BS) ( P. 74)  
Engine turns but does not start.  
Operating error  
Carry out the instructions for starting.  
(
P. 15)  
Empty the carburetor float chamber.  
P. 62)  
Motorcycle was out of use for a long time  
and there is old fuel in the float chamber  
(
Fuel feed interrupted  
Check tank vent.  
Clean fuel tap.  
Clean carburetor.  
Engine flooded  
Clean and dry spark plug or replace if  
necessary.  
Spark plug oily or wet  
Clean and dry spark plug or replace if  
necessary.  
Electrode distance (plug gap) of spark  
plug too wide  
Adjust plug gap.  
Specification  
spark plug electrode gap  
0.7mm (0.03in)  
Spark plug connector or spark plug defec-  
tive  
Warning  
Risk of injuryThe ignition  
system is under high voltage.  
Do not touch parts of the ig-  
nition system. Have work on  
the ignition system carried  
out in an authorized KTM  
workshop.  
Remove spark plug, connect ignition  
cable, hold spark plug to ground (bare  
metal area on engine), and try to start  
the engine.  
Specification  
You should see a strong spark on the  
spark plug.  
If there is no spark, change the spark  
plug.  
If there is still no spark, remove the  
spark plug cap from the ignition cable,  
hold it at the specified distance from  
the ground contact, and try to start the  
engine.  
Specification  
5mm (0.2in)  
If you now have a spark, replace the  
spark plug connector.  
If there is no spark, have the ignition  
system checked.  
Short-circuit cable in wiring harness  
chafed, short-circuit button defective  
Check wiring harness. (visual check)  
Check electrical system.  
Socket connector of CDI control device,  
pulse generator or ignition coil oxidized.  
Clean socket connector and treat it  
with contact spray.  
Water in carburetor or jets blocked  
Idling jet blocked  
Clean carburetor.  
Engine has no idle.  
Clean carburetor.  
Adjusting screws on carburetor distorted  
Spark plug defective  
Have the carburetor adjusted.  
Change spark plug.  
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TROUBLESHOOTING  
67  
Faults  
Possible cause  
Measure  
Engine has no idle.  
Engine does not speed up.  
Ignition system defective  
Have ignition system checked.  
Carburetor running over because float  
needle dirty or worn  
Have carburetor checked.  
Loose carburetor jets  
Have carburetor checked.  
Have ignition system checked.  
Check tank vent.  
Electronic ignition adjustment defective  
Fuel feed interrupted  
Engine has too little power.  
Clean fuel tap.  
Clean carburetor.  
Air filter very dirty  
Clean the air filter. ( P. 59)  
Check exhaust system for damage.  
Exhaust system leaky, deformed or too lit-  
tle glass fiber yarn filling in main silencer  
Change glass fiber yarn filling of main  
silencer. ( P. 58)  
Valve clearance too little  
Have valve clearance adjusted.  
Have ignition system checked.  
Electronic ignition adjustment defective  
Engine stalls or is popping into the carbu- Lack of fuel  
retor  
Clean and check the fuel system and  
carburetor.  
Engine takes in bad air  
Check rubber sleeves and carburetor  
for tightness.  
Engine overheats.  
Too little coolant in cooling system  
Check the cooling system for leakage.  
Check the coolant level. ( P. 55)  
Switch off engine when standing.  
Clean radiator fins.  
Too little air stream  
Radiator fins very dirty  
Foam formation in cooling system  
Drain the coolant. ( P. 56)  
Refill the coolant. ( P. 56)  
Replace the radiator hose.  
Bent radiator hose  
High oil consumption  
Battery discharged  
Engine vent hose bent  
Route the vent hose without bends or  
replace it if necessary.  
Engine oil level too high  
Check the engine oil level. ( P. 62)  
Engine oil too thin (low viscosity)  
Change the engine oil and oil filter,  
and clean the oil screen. ( P. 63)  
Battery is not charged by generator  
Check electrical system.  
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CLEANING  
68  
&/($1,1*  
Cꢀꢀꢃꢀ leaning motorcycle  
Note  
Material damageDamage and destruction of components by high-pressure cleaning equipment.  
Never clean the vehicle with high-pressure cleaning equipment or a strong water-jet. The excessive pressure can penetrate electri-  
cal components, connects, Bowden cables, and bearings, etc., and can damage or destroy these parts.  
Warning  
Environmental hazardProblem materials cause environmental damage.  
Dispose of oil, grease, filters, fuel, cleaning substances, brake fluid, batteries, etc. according to regulations.  
Info  
If you clean the motorcycle regularly, its value and appearance are maintained over a long period.  
Avoid direct sunshine on the motorcycle during cleaning.  
Before you clean the motocycle, seal the exhaust system to prevent penetration by water.  
First remove coarse dirt particles with a gentle water spray.  
Spray very dirty areas with a normal motorcycle cleaner and then clean with a paintbrush.  
Motorcycle cleaner ( P. 84)  
Info  
Use warm water containing normal motorcycle cleaner and a soft sponge.  
After rinsing the motorcycle with a gentle water spray, allow it to dry thoroughly.  
Empty the carburetor float chamber. ( P. 62)  
Warning  
Danger of accidentsReduced braking due to wet or dirty brakes.  
Clean or dry dirty or wet brakes by riding and braking gently.  
After cleaning, ride the vehicle a short distance until the engine warms up, and then apply the brakes.  
Info  
The heat produced causes water at inaccessible positions in the engine and the brakes to evaporate.  
Push back the protection covers on the handlebar instruments to allow water to evaporate.  
After the motorcycle has cooled off, oil or grease all moving parts and bearings.  
Clean the chain. ( P. 34)  
Treat bare metal parts (except for brake discs and exhaust system) with anti-corrosion materials.  
Cleaning and polishing materials for metal, rubber and plastic ( P. 84)  
Treat all painted parts with a mild paint polish.  
High-luster polish for paint ( P. 85)  
To prevent electrical problems, treat electric contacts and switches with contact spray.  
Contact spray ( P. 85)  
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STORAGE  
69  
6725$*(  
Sꢀꢁꢃꢀ torage  
Warning  
Danger of poisoningFuel is poisonous and a health hazard.  
Avoid contact between fuel and skin, eyes and clothing. Do not inhale fuel vapors. If fuel gets into your eyes, rinse imme-  
diately with water and contact a doctor. Wash affected skin areas immediately with soap and water. If fuel is swallowed,  
contact a doctor immediately. Change clothing that has come into contact with fuel. Store fuel in a suitable canister ac-  
cording to regulations and keep it out of the reach of children.  
Info  
If you want to garage the motorcycle for a longer period, take the following actions.  
Before storing the motorcycle, check all parts for function and wear. If service, repairs or replacements are necessary, you  
should do this during the storage period (less workshop overload). In this way, you can avoid long workshop waiting times at the  
start of the new season.  
Clean the motorcycle. ( P. 68)  
Change the engine oil and oil filter, and clean the oil screen. ( P. 63)  
Check the antifreeze and coolant level. ( P. 55)  
Drain the fuel from the tanks into a suitable container.  
Empty the carburetor float chamber. ( P. 62)  
Checking the tire air pressure. ( P. 49)  
Remove the battery. ( P. 50)  
Recharge the battery. ( P. 51)  
Specification  
Storage temperature of battery without direct sunshine.  
0… 35°C (32… 95°F)  
The storage place should be dry and not subject to large temperature differences.  
Info  
KTM recommends jacking up the motorcycle.  
Jack up the motorcycle. ( P. 21)  
Cover the motorcycle with a porous sheet or blanket. Do not use non-porous materials since they prevent humidity from escaping,  
thus causing corrosion.  
Info  
Avoid running the engine for a short time only. Since the engine cannot warm up properly, the water vapor produced during  
combustion condenses and causes valves and exhaust system to rust.  
ꢁꢃꢁ  
utting into operation after storage  
Remove the motorcycle from the work stand. ( P. 21)  
Install the battery. ( P. 50)  
Fill up with fuel. ( P. 17)  
Checks before putting into operation ( P. 15)  
Make a test ride.  
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TECHNICAL DATA - ENGINE  
70  
7(&+1,&$/ '$7$  
(1*,1(  
Design  
1-cyliner 4-stroke engine, water-cooled  
449.3cm³ (27.42cuin)  
60.8mm (2.39in)  
Displacement  
Stroke  
Bore  
97mm (3.82in)  
Compression ratio  
Idle speed  
Control  
12,5:1  
1600… 1650rpm  
4 valves controlled by cam levers ad 2 camshafts, driven by heli-  
cal gear pair and tooth-wheel chain  
Valve diameter, intake  
Valve diameter, exhaust  
Valve clearance, cold, intake  
Valve clearance, cold, exhaust  
Crankshaft bearing  
Conrod bearing  
Piston pin bearing  
Pistons  
40.4mm (1.59in)  
31.7mm (1.25in)  
0.07… 0.13mm (0.0028… 0.01in)  
0.12… 0.18mm (0.0047… 0.01in)  
2 cylinder roller bearing  
Needle bearing  
Bronze bush  
Forged light alloy  
Piston rings  
1 compression ring, 1 oil scraper ring  
Pressure circulation lubrication with 3 rotor pumps  
29:74  
Engine lubrication  
Primary transmission  
Transmission ratio  
1st gear  
18:31  
2nd gear  
20:29  
3rd gear  
22:27  
4th gear  
24:25  
5th gear  
26:23  
Generator  
12V, 42W  
Ignition  
Contactless controlled fully electronic ignition with digital igni-  
tion adjustment, type Kokusan  
Spark plug  
NGK CR 9 EKB  
spark plug electrode gap  
Cooling  
0.7mm (0.03in)  
Water cooling, permanent circulation of coolant by water pump  
Electric starter  
Starting aid  
ꢂꢃꢀ  
apacity - engine oil  
Engine oil  
1.35l (1.43qt.)  
Engine oil (SAE 10W/50) ( P. 82)  
ꢂꢃꢁ  
apacity - coolant  
Coolant  
1.2l (1.27qt.)  
Coolant ( P. 82)  
Coolant (mixed ready to use) ( P. 82)  
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TECHNICAL DATA - ENGINE TIGHTENING TORQUES  
71  
7(&+1,&$/ '$7$  
(1*,1( 7,*+7(1,1* 72548(6  
Engine housing vent jet  
Oil jet, piston cooling  
Oil jet, cam lever lubrication  
Oil jet, clutch oil supply  
Screw, locking lever  
M4  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
M4  
4Nm (2.95lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
M4  
M5x1  
M5  
Screw, camshaft bearing retaining  
bracket  
M5  
Screw, timing train axle retaining  
bracket  
M5  
6Nm (4.43lbfft)  
Loctite® 243™  
Screw, ignition pulse generator  
M5  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Screw, ignition pulse generator adapter M5  
Screw, stator cable holder  
M5  
M5  
Screw, bearing bolt of oil pump idler  
shaft  
Locking screw for bearing  
Screw, oil pump cover  
Screw, stator bracket  
Oil jet, timing chain tensioner  
Nut, water-pump wheel  
Nut, cylinder head  
M5  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
6Nm (4.43lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Loctite® 243™  
Engine oil (any)  
Loctite® 243™  
M5  
M5  
M6x0,6  
M6  
M6  
Screw, exhaust flange  
Screw, starter motor  
M6  
M6  
Screw, ignition pulse generator cable  
holder  
M6  
Loctite® 243™  
Screw, clutch cover  
M6  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
8Nm (5.9lbfft)  
Screw, clutch spring  
M6  
Screw, clutch slave cylinder  
Screw, engine housing  
Screw, oil filter cover  
Screw, oil pump casing  
Screw, shift drum locating  
Screw, shift lever  
M6  
M6  
M6  
M6  
Loctite® 243™  
M6  
Loctite® 243™  
M6  
Loctite® 243™  
Screw, valve cover  
M6  
Screw, water pump cover  
Screw, ignition cover  
Stud, cylinder head  
M6  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
14Nm (10.33lbfft)  
14Nm (10.33lbfft)  
14Nm (10.33lbfft)  
20Nm (14.75lbfft)  
10Nm (7.38lbfft)  
M6  
M6  
Screw, clutch cover  
M7x1  
M7x1  
M7x1  
M8  
Screw, engine housing  
Screw, camshaft bearing bridge  
Plug, crankshaft location  
Engine oil (any)  
Screw, unlocking of timing chain ten-  
sioner  
M10x1  
Screw, camshaft gear  
Screw, ignition rotor  
Plug, oil channel  
M10x1  
M10x1  
M10x1  
M10x1  
M10x1,25  
50Nm (36.88lbfft)  
80Nm (59.01lbfft)  
10Nm (7.38lbfft)  
10Nm (7.38lbfft)  
Tightening sequence:  
Tighten in diagonal  
sequence.  
Engine oil (any)  
Engine oil (any)  
Plug, cam lever axle  
Nut, cylinder head  
Engine oil (any)  
Tightening stage 1  
10Nm (7.38lbfft)  
Tightening stage 2  
30Nm (22.13lbfft)  
Tightening stage 3  
50°  
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TECHNICAL DATA - ENGINE TIGHTENING TORQUES  
72  
Stud, cylinder head  
Screw, engine sprocket  
Spark plug  
M10x1,25  
M10  
20Nm (14.75lbfft)  
60Nm (44.26lbfft)  
10… 12Nm (7.38…  
8.85lbfft)  
Loctite® 243™  
M10  
Screw-in studs for clutch cover  
Oil drain plug with magnet  
Axle guide rail for timing chain  
Axle tension rail for timing chain  
Nut, compensating sprocket  
Oil suction pipe  
M12x1,5  
M12x1,5  
M14x1  
20Nm (14.75lbfft)  
20Nm (14.75lbfft)  
15Nm (11.06lbfft)  
15Nm (11.06lbfft)  
20Nm (14.75lbfft)  
15Nm (11.06lbfft)  
18Nm (13.28lbfft)  
80Nm (59.01lbfft)  
25Nm (18.44lbfft)  
80Nm (59.01lbfft)  
80Nm (59.01lbfft)  
30Nm (22.13lbfft)  
M14x1  
M14x1  
Loctite® 243™  
M14x1  
Loctite® 243™  
Oil pressure regulator valve plug  
Nut, inner clutch hub  
M14x1,5  
M18x1,5  
M24x1,5  
M27x1  
Loctite® 243™  
Plug, timing chain tensioner  
Nut, freewheel hub  
Loctite® 243™  
Loctite® 243™  
Nut, primary gear  
M27x1  
Plug, oil screen  
M32x1,5  
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TECHNICAL DATA - CARBURETOR  
73  
7(&+1,&$/ '$7$  
&$5%85(725  
Carburetor type  
Carburetor identfication number  
Needle position  
Idle mixture adjusting screw  
Open  
KEIHIN FCR-MX 41  
4125I  
4th position from top  
1.5turns  
Pump membrane stop  
Hot start button  
Diameter of bore in carburetor body  
Main jet  
2.15mm (0.08in)  
2.5mm (0.1in)  
185  
OBDTR  
42  
Jet needle  
Idling jet  
Main air jet  
200  
100  
85  
Idle air jet  
Cold start jet  
Throttle slide  
15  
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TECHNICAL DATA - CHASSIS  
74  
7(&+1,&$/ '$7$  
&+$66,6  
Frame  
Central tube frame made of chrome molybdenum steel tubing  
WP 4860 MXMA CC  
Fork  
Suspension travel  
front  
280mm (11.02in)  
Rear  
310mm (12.2in)  
Fork offset  
Front marking  
Rear marking  
Shock absorber  
Brake system  
front  
14mm (0.55in)  
16mm (0.63in)  
WP PDS 5018 DCC  
Single disc brake with radially screwed four-piston fixed caliper,  
floating brake disc  
Rear  
Single disc brake with single-piston floating caliper, fixed brake  
disc  
Diameter of brake discs  
front  
310mm (12.2in)  
Rear  
220mm (8.66in)  
Wear limit of brake discs  
front  
4.5mm (0.18in)  
Rear  
3.5mm (0.14in)  
Tire air pressure  
front  
1.6bar (23.21psi)  
1.6bar (23.21psi)  
14:48  
Rear  
Rear wheel gearing  
Chain  
5/8 x 1/4"  
Rear sprockets available  
Steering head angle  
Wheelbase  
38, 40, 42, 45, 48, 49, 50, 51, 52  
63.5°  
1475¢10mm (58.07¢0.39in)  
920mm (36.22in)  
300mm (11.81in)  
111.5kg (245.81lb.)  
145kg (319.67lb.)  
190kg (418.87lb.)  
335kg (738.54lb.)  
Seat height unloaded  
Ground clearance unloaded  
Weight without fuel  
Maximum permissible front axle load  
Maximum permissible rear axle load  
Maximum permissible overall weight  
3Ah battery  
YTX4L-BS  
YTX5L-BS  
Battery voltage: 12V  
Nominal capacity: 3Ah  
maintenance-free  
4Ah battery  
Battery voltage: 12V  
Nominal capacity: 4Ah  
maintenance-free  
Front tire  
Rear tire  
125/80R420‘‘TL  
Dunlop KR106  
170/55R17‘‘TL  
Dunlop KR108  
For further information, see:  
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TECHNICAL DATA - CHASSIS  
75  
ꢆꢃꢀ  
Tank capacity  
8.2l (2.17USgal)  
Super unleaded (ROZ 95 / RON 95 / PON 91) ( P. 82)  
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TECHNICAL DATA - FORK  
76  
7(&+1,&$/ '$7$  
)25.  
Fork part number  
14.18.7D.18  
Fork  
WP 4860 MXMA CC  
Compression damping  
Standard  
15clicks  
Rebound damping  
Standard  
15clicks  
Spring length with preload spacer(s)  
Spring rate  
482mm (18.98in)  
Weight of rider: 65… 75kg (143.3… 165.34lb.)  
Weight of rider: 75… 85kg (165.34… 187.39lb.)  
Weight of rider: 85… 95kg (187.39… 209.44lb.)  
Gas pressure  
4.6N/mm (26.27lb/in)  
4.8N/mm (27.41lb/in)  
5N/mm (28.55lb/in)  
1.2bar (17.4psi)  
Fork length  
920mm (36.22in)  
ꢇꢃꢀ  
apacity - fork oil  
Oil capacity / cartridge  
195ml (6.59fl.oz.)  
Fork oil (SAE 5) ( P. 82)  
Fork oil (SAE 5) ( P. 82)  
Oil capacity / fork tube without 390ml (13.19fl.oz.)  
cartridge  
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TECHNICAL DATA - SHOCK ABSORBER  
77  
7(&+1,&$/ '$7$  
6+2&. $%625%(5  
Shock absorber part number  
12.18.7D.15  
Shock absorber  
WP PDS 5018 DCC  
Compression damping, low-speed  
Standard  
10clicks  
Compression damping, high-speed  
Standard  
1.5turns  
Rebound damping  
Standard  
20clicks  
Spring preload  
11mm (0.43in)  
Spring rate  
Weight of rider: 65… 75kg (143.3… 165.34lb.)  
Weight of rider: 75… 85kg (165.34… 187.39lb.)  
Weight of rider: 85… 95kg (187.39… 209.44lb.)  
76N/mm (433.97lb/in)  
80N/mm (456.81lb/in)  
84N/mm (479.65lb/in)  
250mm (9.84in)  
Spring length  
Gas pressure  
Static sag  
10bar (145.04psi)  
15… 20mm (0.59… 0.79in)  
80… 90mm (3.15… 3.54in)  
403mm (15.87in)  
Riding sag  
Fitted length  
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TECHNICAL DATA - CHASSIS TIGHTENING TORQUES  
78  
7(&+1,&$/ '$7$  
&+$66,6 7,*+7(1,1* 72548(6  
Spoke nipple, front wheel  
Spoke nipple, rear wheel  
Remaining nuts, chassis  
Remaining screws, chassis  
Screw, rear brake disc  
M4,5  
M5  
M6  
M6  
M6  
M6  
M6  
M6  
5Nm (3.69lbfft)  
5Nm (3.69lbfft)  
15Nm (11.06lbfft)  
10Nm (7.38lbfft)  
14Nm (10.33lbfft)  
14Nm (10.33lbfft)  
5Nm (3.69lbfft)  
10Nm (7.38lbfft)  
Screw, front brake disc  
Screw, shock absorber adjusting ring  
Screw, ball joint of push rod on foot-  
brake cylinder  
Nut, rear sprocket screw  
Nut, rim lock  
M8  
35Nm (25.82lbfft)  
10Nm (7.38lbfft)  
30Nm (22.13lbfft)  
25Nm (18.44lbfft)  
17Nm (12.54lbfft)  
12Nm (8.85lbfft)  
15Nm (11.06lbfft)  
17Nm (12.54lbfft)  
20Nm (14.75lbfft)  
33Nm (24.34lbfft)  
35Nm (25.82lbfft)  
40Nm (29.5lbfft)  
60Nm (44.26lbfft)  
50Nm (36.88lbfft)  
45Nm (33.19lbfft)  
40Nm (29.5lbfft)  
20Nm (14.75lbfft)  
80Nm (59.01lbfft)  
80Nm (59.01lbfft)  
100Nm (73.76lbfft)  
12Nm (8.85lbfft)  
80Nm (59.01lbfft)  
10Nm (7.38lbfft)  
60Nm (44.26lbfft)  
40Nm (29.5lbfft)  
Loctite® 243™  
M8  
Remaining nuts, chassis  
Remaining screws, chassis  
Screw, top triple clamp  
Screw, bottom triple clamp  
Screw, fork stub  
M8  
M8  
M8  
M8  
M8  
Screw, top steering stem  
Screw, handlebar clamp  
Screw, engine brace  
M8  
Loctite® 243™  
M8  
M8  
Screw, subframe  
M8  
Loctite® 243™  
Screw, front brake caliper  
Engine carrying screw  
Remaining nuts, chassis  
Remaining screws, chassis  
Screw, handlebar support  
Nut, seat fixing  
M10x1,25  
M10  
Loctite® 243™  
M10  
M10  
M10  
Loctite® 243™  
M12x1  
M12  
Screw, top shock absorber  
Screw, bottom shock absorber  
Nut, swingarm pivot  
Loctite® 243™  
M12  
Loctite® 243™  
M16x1,5  
M20x1,5  
M20x1,5  
M20x1,5  
M20x1,5  
M24x1,5  
Screw-in nozzles, cooling system  
Nut, rear wheel spindle  
Screw, top steering head  
Screw, bottom steering head  
Screw, front wheel spindle  
Loctite® 243™  
Loctite® 243™  
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79  
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WIRING DIAGRAM  
80  
:,5,1* ',$*5$0  
Wꢁꢊꢃꢀ iring diagram  
yellow-black  
blue-white  
brown  
yellow-black  
red  
green  
blue  
blue  
yellow  
yellow  
black  
black  
red-white  
white  
red-white  
black-white  
grey-black  
grey  
brown  
black  
yellow  
yellow  
black  
red-white  
red-white  
black-white  
400277-10  
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WIRING DIAGRAM  
81  
Components  
1
Battery  
2
Generator  
3
Ignition coil  
4
Pulse generator  
Voltage regulator/rectifier  
Starter button  
5
6
7
Starter relay  
8
Starter motor  
9
Short circuit button  
Throttle valve sensor TPS  
Ignition curve plug connection  
CDI controller  
10  
11  
12  
Cable colors  
black  
black  
black-white black-white  
brown brown  
brown-white brown-white  
blue blue  
blue-white blue-white  
green  
grey  
green  
gray  
grey-black gray-black  
red  
red  
red-white  
white  
red-white  
white  
yellow  
yellow  
yellow-black yellow-black  
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SUBSTANCES  
82  
68%67$1&(6  
Super unleaded (ROZ 95 / RON 95 / PON 91)  
according to  
DINEN228 (ROZ 95 / RON 95 / PON 91)  
Brake fluid DOT 5.1  
according to  
DOT  
Specification  
Use only brake fluid that complies with the specified standards (see specifications on the container) and that possesses the corre-  
sponding properties. KTM recommends Motorex® products.  
Supplier  
Motorex  
Motorex®BrakeFluidDOT5.1  
Coolant  
Specification  
Use only suitable coolant (even in countries with high temperatures). Using inferior antifreeze can result in corrosion and foaming.  
KTM recommends Motorex® products.  
Mixture ratio  
Antifreeze: -25… -45°C (-13… -49°F)  
50% Anti-corrosion/antifreeze  
50% distilled water  
Coolant (mixed ready to use)  
Antifreeze  
-40°C (-40°F)  
Supplier  
Motorex  
Motorex®AntiFreeze  
Hydraulic fluid (15)  
according to  
ISO VG (15)  
Specification  
Use only hydraulic fluid that complies with the specified standards (see specifications on the container) and that possesses the  
corresponding properties. KTM recommends Motorex® products.  
Supplier  
Motorex  
Motorex®HydraulicFluid75  
Engine oil (SAE 10W/50)  
according to  
JASOT903MA ( P. 86)  
SAE ( P. 86) (SAE 10W/50)  
Specification  
Use only engine oils that comply with the specified standards (see specifications on the container) and that possess the corre-  
sponding properties. KTM recommends Motorex® products.  
Synthetic engine oil  
Supplier  
Motorex  
Motorex®CrossPower4T  
Fork oil (SAE 5)  
according to  
SAE (SAE 5)  
Specification  
Use only oils that comply with the specified standards (see specifications on the container) and that possesses the corresponding  
properties. KTM recommends Motorex® products.  
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SUBSTANCES  
83  
Supplier  
Motorex  
Motorex®RacingForkOil  
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AUXILIARY SUBSTANCES  
84  
$8;,/,$5< 68%67$1&(6  
Universal oil spray  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®Joker440Universal  
Long-life grease  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®LongTherm2000  
Chain cleaner  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®ChainClean611  
Offroad chain spray  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®ChainLube622  
Air filter cleaner  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®TwinAirDirtBioRemover  
Air filter oil  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®AirFilterOilSpray655  
Motorcycle cleaner  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®MotoClean900  
Cleaning and polishing materials for metal, rubber and plastic  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®Protect&Shine645  
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AUXILIARY SUBSTANCES  
85  
High-luster polish for paint  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®MotoPolish  
Contact spray  
Specification  
Supplier  
KTM recommends Motorex® products.  
Motorex  
Motorex®AccuContact  
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STANDARDS  
86  
67$1'$5'6  
JASOT903MA  
Different technical development directions required a new specification for 4-stroke motorcycles the JASO T903 MA Standard. Ear-  
lier, engine oils from the automobile industry were used for 4-stroke motorcycles because there was no separate motorcycle specifi-  
cation. Whereas long service intervals are demanded for automobile engines, high performance at high engine speeds are in the fore-  
ground for motorcycle engines. With most motorcycles, the gearbox and the clutch are lubricated with the oil as the engine. The JASO  
MA Standard meets these special requirements.  
SAE  
The SAE viscosity classes were defined by the Society of Automotive Engineers and are used for classifying oils according to their vis-  
cosity. The viscosity describes only one property of oil and says nothing about quality.  
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INDEX  
87  
,1'(;  
Clutch lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
A
adjusting basic position . . . . . . . . . . . . . . . . . . . . . . . 59  
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Air filter  
Compression damping  
fork, adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25  
cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58  
Compression damping, high-speed  
of shock absorber, adjusting . . . . . . . . . . . . . . . . . . . . 21  
Air filter box lid  
Compression damping, low-speed  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58  
of shock absorber, adjusting . . . . . . . . . . . . . . . . . . . . 22  
Coolant  
Antifreeze  
draining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56  
refilling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55  
B
Coolant level  
Basic chassis setting  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55  
checking with rider's weight . . . . . . . . . . . . . . . . . . . . 21  
Cooling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55  
Battery  
D
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50  
recharging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50  
Dust boots  
Cleaning, of fork legs . . . . . . . . . . . . . . . . . . . . . . . . 26  
E
Brake calipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38  
Brake discs  
Electric starter button . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
Engine  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38  
running in . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14  
Brake fluid  
Engine number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9  
Engine oil  
of rear brake, adding . . . . . . . . . . . . . . . . . . . . . . . . . 44  
Topping up brake fluid of front brake . . . . . . . . . . . . . . 40  
changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63  
draining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63  
refilling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64  
topping up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65  
Brake fluid level  
Checking the front brake brake fluid level . . . . . . . . . . 39  
of rear brake, checking . . . . . . . . . . . . . . . . . . . . . . . 43  
Brake linings  
Engine oil level  
Changing the front brake linings . . . . . . . . . . . . . . . . . 42  
Mounting front brake linings . . . . . . . . . . . . . . . . . . . 41  
of front brake, checking . . . . . . . . . . . . . . . . . . . . . . . 40  
of rear brake, changing . . . . . . . . . . . . . . . . . . . . . . . 46  
of rear brake, checking . . . . . . . . . . . . . . . . . . . . . . . 44  
of rear brake, installing . . . . . . . . . . . . . . . . . . . . . . . 45  
of rear brake, removing . . . . . . . . . . . . . . . . . . . . . . . 45  
Removing front brake linings . . . . . . . . . . . . . . . . . . . 41  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62  
Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
F
Filler cap  
closing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
opening . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
Filling up  
C
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
Carburetor  
Foot brake pedal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12  
adjusting basic position . . . . . . . . . . . . . . . . . . . . . . . 43  
checking free play . . . . . . . . . . . . . . . . . . . . . . . . . . 43  
adjusting idle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61  
emptying the float chamber . . . . . . . . . . . . . . . . . . . . 62  
idle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61  
Fork  
Chain  
checking basic setting . . . . . . . . . . . . . . . . . . . . . . . . 25  
cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34  
Fork legs  
Chain guide  
bleeding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38  
Chain tension  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34  
Fork offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28  
setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29  
Chain wear  
Fork protector  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27  
Chassis number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9  
Choke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68  
Clutch  
Front fender  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31  
changing fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60  
checking fluid level . . . . . . . . . . . . . . . . . . . . . . . . . . 60  
Front wheel  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46  
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INDEX  
88  
Fuel tank  
Rear wheel  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48  
Fuel tap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
Fuel, oils, etc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Fuse  
Rebound damping  
fork, adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26  
of shock absorber, adjusting . . . . . . . . . . . . . . . . . . . . 22  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52  
Riding sag  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24  
G
S
Gas Bowden cable route  
Seat  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33  
mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53  
H
Hand brake lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
adjusting basic position . . . . . . . . . . . . . . . . . . . . . . . 39  
checking free play . . . . . . . . . . . . . . . . . . . . . . . . . . 39  
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12  
Shock absorber  
checking riding sag . . . . . . . . . . . . . . . . . . . . . . . . . . 23  
checking static sag . . . . . . . . . . . . . . . . . . . . . . . . . . 23  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25  
Handlebar position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32  
Hot start lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
Short circuit button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Spoke tension  
I
Ignition curve  
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52  
Plug connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50  
Spring preload  
L
of shock absorber, adjusting . . . . . . . . . . . . . . . . . . . . 24  
Lower triple clamp  
Start number plate  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30  
dismounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32  
M
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15  
Steering head bearing  
Main silencer  
changing glass fiber yarn filling . . . . . . . . . . . . . . . . . 58  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57  
Fitting glass fiber yarn filling . . . . . . . . . . . . . . . . . . . 58  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57  
Removing glass fiber yarn filling . . . . . . . . . . . . . . . . . 57  
greasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31  
Steering head bearing play  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27  
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69  
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Motorcycle  
T
Technical data  
cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68  
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73  
Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74-75  
Chassis tightening torques . . . . . . . . . . . . . . . . . . . . . 78  
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70  
Engine tightening torques . . . . . . . . . . . . . . . . . . . 71-72  
Fork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76  
Shock absorber . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77  
O
Oil filter  
changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63  
fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64  
removing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64  
Oil screen  
cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63  
Tire air pressure  
OWNER'S MANUAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49  
P
Tire condition  
Play in gas Bowden cable  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49  
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33  
checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33  
Transport . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66-67  
Type label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9  
Plug-in stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12  
Putting into operation  
W
Advice on first use . . . . . . . . . . . . . . . . . . . . . . . . . . 13  
after storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69  
Checks before putting into operation . . . . . . . . . . . . . . 15  
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80-81  
R
Rear sprocket / engine sprocket  
checking for wear . . . . . . . . . . . . . . . . . . . . . . . . . . . 35  
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*3211243en*  
3211243en  
KTM-Sportmotorcycle AG  
5230 Mattighofen/Austria  
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