EXZ2460S-PH
115 37 77-38 (006)
U
S
OWNER'S/OPERATOR'S
MANUAL
BC-EX3
EXZ2460S-PH
EXtreme™
PS-EX
HE-EX2
RMS-EX
LRT-EX3
EXZ2460S-PH
WARNING
The engine exhaust from this
product contains chemicals
known to the State of California to
cause cancer, birth defects or
other reproductive harm.
WARNING
Before using our products,
please read this manual carefully
to understand the proper use of
your unit.
This spark ignition system complies with
the Canadian standard ICES-002.
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EXZ2460S-PH
1. Parts location
13
12
11
U
S
8
10
9
3
2
1
4
5
1. Loop handle
2. Suspention point
3. Stop switch
4. Throttle cable
5. Throttle trigger
6. Drive shaft housing
7. Knob bolt
8. Spark arrester
9. Starter knob
10. Fuel tank
7
6
BC-EX3
15
14
11. Primer pump
12. Choke lever
13. Air cleaner cover
14. Debris guard
15. Gear case
16. Cutting line head
17. Blade
18. Gear case
16
LRT-EX3
PS-EX
18
17
19. Guide bar
20. Saw chain
21. Chain cover
22. Gear case
23. Wheel
24. Blade guard
25. Blade
22
20
19
24
26. Sweeper belt
21
HE-EX2
25
23
RMS-EX
26
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EXZ2460S-PH
2. Specifications
■ Model EXZ2460S-PH
Engine
Type···················································································································· Air-cooled 2-stroke gasoline
Model ··················································································································································· GZ23N
3
Displacement······················································································································ 1.5cu-in (23.6cm )
-1
Max. output···························································································· 1.15Hp (0.858kW)at 8000/min (rpm)
-1
Idle speed························································································································3000 200/min (rpm)
Fuel······················································································································ Mixture(Gasoline 50 : Oil 1)
(when using RedMax genuine oil)
Carburetor·················································································································· Walbro Diaphragm type
Spark plug···································································································································NGK CMR7H
Fuel tank capacity····························································································································21.3 fl.oz (0.63
)
Durability period···············································································································································300hrs.
■ BC-EX3
Overall size(LxWxH) ····················································································· 70.9(1800)x9.8(250)x12.8(325) in(mm)
Dry weight w/o acc.···························································································································· 11.5 lbs (5.2kg)
Transmission········································································································ Centrifugal clutch, Rigid driveshaft
Reduction ratio··················································································································································· 1.462
Cutting head rotating direction·············································································· Counter-clockwise(Operator view)
■ LRT-EX3
Overall size(LxWxH) ····················································································· 95.3(2420)x9.8(250)x12.2(310) in(mm)
Dry weight w/o acc.····························································································································· 13.9 lbs(6.3kg)
Transmission········································································································ Centrifugal clutch, Rigid driveshaft
Reduction ratio······················································································································································· 4.0
Cutting head
Type ·····················································································································Reciprocating Double blade
Tooth ····················································································································································36teeth
Pitch······························································································································································30
Effective cut width·························································································································20 in (51cm)
Angle adjust range·····························································90°( 45° from cutting head position aligned shaft)
■ PS-EX
Overall size(LxWxH) ····················································································· 83.9(2100)x9.8(250)x12.2(310) in(mm)
Dry weight w/o bar and chain·········································································································· 11.1 lbs (5.05 kg)
Transmission········································································································ Centrifugal clutch, Rigid driveshaft
Reduction ratio····················································································································································· 0.94
Cutting head
Guide bar : Type··············································································· OREGON DOUBLE GUARD 109666
:
Size ·················································································································· 12(300) in(mm)
Saw chain : Type ········································································································· OREGON 90SG44X
pitch x guage ·············································································· 3/8x0.042(9.53x1.07) in(mm)
:
Sprocket ·······················································································································································7T
Oil pump·······································································································································Plunger type
■ HE-EX2
Overall size(LxWxH) ····················································································· 71.2(1810)x9.4(240)x13.2(335) in(mm)
Dry weight w/o acc.···························································································································· 14.5 lbs (7.2kg)
Transmission ·························································· Centrifugal clutch, Rigid driveshaft, Bevel gears(Angle:90 deg.)
Reduction ratio ······································································································································· 2.538(33.13)
Blade length ···································································································································· 7.87(200) in(mm)
■ RMS-EX
Overall size(LxWxH) ······················································································ 71.3(1810)x27(686)x12.2(310) in(mm)
Dry weight w/o acc.·························································································································· 20.5 lbs (9.29kg)
Transmission········································································································ Centrifugal clutch, Rigid driveshaft
Reduction ratio························································································································································ 40
Specifications are subject to change without notice.
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EXZ2460S-PH
3. Warning labels on the machine
( )
1
( )
2
( )
3
( )
4
( )
5
( )
6
15m (50ft)
U
S
(1) Read owner/operator manual before operating this machine.
(2) Wear head, eye and ear protection.
(3) Warning! Danger of kickback.
(4) Beware of thrown objects.
(5) Warning/Attention
(6) Keep all children, bystanders and helpers 15 meters away from the brushcutter
IMPORTANT
If warning label peel off or become soiled and impossible to read, you should contact the dealer from
which you purchased the product to order new labels and affix them in the required location(s).
WARNING
Never modify your brushcutter.
We won't warrant the machine, if you use the remodeled brushcutter or you don't observe the
proper usage written in the manual.
4. Symbols on the machine
For safe operation and maintenance, symbols
are carved in relief on the machine. According
to these indications, please be careful not to
take a mistake.
■ EMISSION CONTROL
An emission control label is located on the engine.
EMISSION CONTROL INFORMATION
THIS ENGINE MEETS U.S. EPA AND CALI-
1
FORNIA EXH / EVP REGS FOR 2010* S.O.R.E.
(a) The port to refuel the "MIX GASOLINE"
Position: FUEL TANK CAP
2
ENGINE FAMILY : AHQZS.0244BV* DISPL.: 24cc
3
EMISSION CONTROL SYSTEM : EXH;EM/EVP;SP*
COMPLIANCE PERIOD : 300 HOURS
REFER TO OPERATOR'S MANUAL FOR MAINTE-
NANCE, SPECIFICATIONS AND ADJUSTMENTS.
MANUFACTURED:
(b) The direction to close the choke
Position: AIR CLEANER COVER
USE JASO FD OR ISO L-EGD GRADE 50:1 OIL
(c) The direction to open the choke
Position: AIR CLEANER COVER
*1: The year will be changed every year of manufacturing.
*2: The initial will be changed every year of manufacturing.
*3: SP : Sealed tank made of HDPE or PE.
(d) If you turn the rod by screwdriver follow the
arrow to the “MAX” position, the chain oil
flow more, and if you turn to the “MIN”
position, less.
Position: Bottom of the GEAR CASE
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5. For safe operation
b: Approved ear protection to reduce the
risk of hearing loss.
WARNING
c: Approved (ANSI Z87.1.) eye protection
and foot protection to reduce the risk of
injury associated with thrown objects.
d: Face filter mask in dusty conditions to
reduce the risk of injury associated with
the inhalation of dust.
e: Wear sturdy rubber-soled shoes or
shoes with some other form of anti-slip
protection to help protect you against
falling.
f: Wear thick anti-vibration gloves to
reduce the risk of whitefinger disease.
g: Do not wear loose clothing, scarves,
neck chains, unconfineed long hair, and
like to reduce the risk of injury
• A brushcutter or trimmer can be
dangerous if used incorrectly or
carelessly, and can cause serious or
fatal injury to the operater or others. It
is extremely important that you read
and understand the contents of this
Owner's manual.
• Under no circumstances may the
design of the machine be modified
without the permission of the
manufacturer. Always use genuine
accessories and parts. Non-authorized
modifications and/or accessories or
parts can result in serious personal
injury or the death of the operator or
others.
• When planning your work schedule,
allow plenty of time to rest. Limit the
amount of time over which the product
is to be used continuously to
somewhere around 30 ~ 40 minutes per
session. Also try to keep the total
amount of work performed in a single
day under 2 hours or less.
• If you don’t observe the working time,
or working manner (See p6), Repetitive
Stress Injury(RSI) could occur.
If you feel discomfort, redness and
swelling of your fingers or any other
part of your body, see a doctor before
getting worse.
associated with objects being drawn into
air intake and rotating parts.
Personal protective equipment cannot
eliminate the risk of injury but it will reduce
the degree of injury.
4. The ignition system of your unit produces
an electromagnetic field of a very low
intensity. This field may interfere with some
pacemakers. To reduce the risk of serious
or fatal injury, persons with pacemaker
should consult their physician and the
pacemaker munufacturer before operating
this tool.
5. The area within a perimeter of 50 feet (15
meters) of the person using the product
should be considered a hazardous area
into which no one should enter. If
necessary yellow warning rope, warning
signs should be placed around the
perimeter of the area.
■ Basic safety rules
1. Never operate the product when you are
fatigued, ill, or upset, or under the
influence of madication that may make you
drowsy, or if you are under the influence
of alcohol or drugs.
When work is to be performed
simultaneously by two or more persons,
care should also be taken to constantly
look around or otherwise check for the
presence and locations of other people
working so as to maintain a distance
between each person sufficient to ensure
safety.
6. Avoid using the product where stable
footing and balance are not assured.
7. All product service, other than the items
listed in the Owner's Manual, should be
performed by competent service
personnel.
8. Always shut off the engine before setting it
down.
9. Start the engine only in well ventilated
areas. Never start or run the engine inside
a closed room or building and potentially
explosive atmosphere. Exhaust fumes
2. Never use the product;
a: When the ground is slippery or when
you can't maintain a steady posture.
b: At night, at times of heavy fog, or at any
other times when your field of vision
might be limited and it would be difficult
to gain a clear view of the working area.
c: During rain storms, during lightning
storms, at times of strong or gale-force
winds, or at any other times when
weather conditions might make it
unsafe to use the product.
3. Wear the following protective equipments
when operating the product.
a: Approved helmet to reduce the risk of
falling objects.
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5. For safe operation
contain dangerous carbon monoxide.
place so as to ensure that neither the
10. Never to touch the spark plug or plug cord
while the engine is in operation Doing so
may result in being subjected to an
electrical shock.
11.Never to touch the muffler, spark plug,
other metallic parts of the engine or
engine cover while the engine is in
operation or immediately after shutting
down the engine. These metallic parts
and engine cover reach high
cutting part nor the throttle come into
contact with any obstacle when the engine
starts.
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S
WARNING
Make sure the throttle is at idle position.
Never place the throttle into the high
speed position or half throttle position
(throttle lock position) when starting the
engine.
temperatures during operation and doing
so could result in serious burns.
12.To reduce the risk of injury associated
with contacting rotating parts, stop the
engine before installing or removing
attachments. Always disconnect the spark
plug before performing maintenance or
accessing movable parts.
3. After starting the engine, check to make
sure that the cutting attachment stops
rotating when the throttle is moved fully
back to its original position (idle position). If
it continues to rotate even after the throttle
has been moved fully back, turn off the
engine and take the unit to your authorized
RedMax servicing dealer for repair.
■ Before use
1. Each time before starting the engine,
inspect the entire unit to see if every part
is in good order and is securely tightened
in place. If any damage is found in the fuel
line, the exhaust line, or the ignition wiring,
do not use the product until it has been
repaired.
■ Using the product
IMPORTANT
Cut only materials recommended by the
manufacturer. And use only for tasks
explained in the manual.
WARNING
1. Grip the handles firmly with both hands
using your whole hand. Place your feet
slightly apart (slightly further apart than the
width of your shoulders) so that your
weight is distributed evenly across both
legs, and always be sure to maintain a
steady , even posture while working.
2. Keep cutting attachment below waist level.
3. Maintain the speed of the engine at the
level required to perform cutting work, and
never raise the speed of the engine above
the level necessary.
4. If you detect abnormal vibration or noise
during operation, promptly stop the product
and check whether something has broken.
If a breakedown has occurred, do not
operate the product until the problem is
fixed.
2. Before starting operation, always make
sure that the cutting attachment and the
debris guard are properly installed and
securely fastened.
3. If the cutting head is the metal blade,
change the guard and handle as shown in
the Owner's manual (see P17).
4. Check the condition of working area to
avoid any accident by hitting hidden
obstacles such as stumps, stones, cans, or
broken grass.
IMPORTANT
Remove any obstacle before beginning work.
■ Starting the engine
5. Keep all parts of your body away from
rotating cutting attachment.
1. Keep bystanders and animals at least 50
feet (15 meters) away from the operating
point. If you are approached, immediately
stop the engine.
2. The product is equipped with centrifugal
clutch mechanism, so the cutting
attachment could rotate as soon as the
engine is started. When starting the
engine, place the product onto the ground
in a flat clear area and hold it firmly in
6. Guard against hazardous situations at all
times. Warn adults to keep pets and
children away from the area. Be careful if
you are approached. Injury may result from
flying debris.
7. If someone calls out or otherwise interrupts
you while working, always be sure to turn
off the engine before turning around.
8. After using the product and other
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5. For safe operation
equipment, CLEAN UP!
2. To reduce sound levels, limit the number of
pieces of equipment used at any one time.
3. Operate the product at the lowest possible
throttle speed to do the job.
4. Check your equipment before operation,
especially the muffler, air intakes and air
filters.
■ Transport
1. Drain the fuel from the fuel tank before
transporting or storing the product.
2. When hand-carrying the product, cover
over the cutting part, lift up the product and
carry it paying attention to the blade.
3. Secure the unit carefully to prevent
movement when it is transported.
4. A unit that receives a strong shock during
transport and unloading may malfunction.
■ For protecting your body from vibration
WARNING
Prolonged use of the product, exposing
the operater to vibrations and cold may
produce whitefinger disease (Raynaud's
phenomenon), which symptoms are
tingling and burning sensations followed
by loss of color and numbness in the
fingers.
All factors which contribute to whitefinger
disease are not known, but cold weather,
smoking diseases or physical conditions
as well as long periods of exposure to
vibration are mentioned as factors. In
order to reduce the risk of whitefinger
disease, the following precautions are
strongly recommended.
■ Fuel safety
1. Always use caution when handling fuel. It
is highly flammable. Wipe up all spills,
screw the fuel cap back tightly, and then
move the product at least 10 feet (3
meters) from the fueling point before
starting the engine.
2. Eliminate all sources of sparks or flame
(i.e. smoking, open flames, or work that
can cause sparks) in the areas where fuel
is mixed, poured, or stored.
3. Do not smoke while handling fuel or while
operating the product.
4. Do not refuel a hot engine.
5. Do not refuel a running engine.
6. Keep the handles dry, clean and free of oil
or fuel mixture.
a: Keep your body warm. Never use the
product during rains.
7. Always store fuel in an approved container
designed for that purpose.
b: Wear thick anti-vibration gloves.
c: Take more than 5 minutes of break in
warm place frequently.
■ Storage
d: Maintain a firm grip at all times, but do not
squeeze the handles with constant,
excessive pressures.
e: If you feel discomfort, redness and swelling
of your fingers or any other part of your
body, see a doctor before getting worse.
1. Always store the product and fuel so that
there is no risk of leakages or fumes
coming into contact with sparks or naked
flames from electrical equipment, electric
moters, relays/switches, boilers and the
like.
2. When storing the product, the fuel tank
should be emptied.
3. When storing the product, choose a space
indoors free from moisture and out of the
reach of children.
■ Maintenance
1. In order to maintain your product in proper
working order, perform the maintenance
and checking operations described in the
manual at regular intervals.
2. Always be sure to turn off the engine and
disconnect the spark plug before
performing any maintenance or checking
procedures.
■ Avoid noise problem
IMPORTANT
Check and follow the local regulations as to
sound level and hours of operations for the
product.
WARNING
The metallic parts and engine cover reach
high temperatures immediately after
stopping the engine.
1. Operate power equipment only at
reasonable hours not early in the morning
or late at night when people might be
disturbed. Comply with times listed in local
ordinances.
3. Examine the product at intervals for loose
fasteners and rusted or damaged parts.
Use special care around the fuel line, the
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5. For safe operation
muffler, and the ignition wiring.
4. When replacing the any other part, or
any lubricant, always be sure to use
only RedMax products or products
which have been certified by RedMax
for use with the RedMax product.
5. In the event that any part must be
replaced or any maintenance or repair
work not described in this manual must
be performed, please contact a
representative from the store nearest
RedMax authorized servicing dealer for
assistance.
U
S
6. Do not use any accessory or
attachment other than those bearing
the RedMax mark and recommended
for the unit.
7. Under no circumstances should you
ever take apart the product or alter it in
any way. Doing so might result in the
product becoming damaged during
operation or the product becoming
unable to operate properly.
■ Disposal
When disposing your machine, fuel or oil
for the machine, be sure to allow your
local regulations.
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6. Set up
■ MOUNTING ENGINE (SE1)
1. Push the driveshaft housing toward the
clutch housing and rotate it by hand to
check that the driveshaft is engaged
with the gears.
2. Insert the driveshaft housing into the
clutch housing until it bottoms, and
align the positioning holes on the clutch
housing and the shaft tube and install
the screw. When difficult to engage,
twist the engine slightly.
10inches (25cm) ahead of the throttle
lever), and secure it by tightening the
knob at the handle base.
SE1
SE5
■ JOINT ATTACHMENT (SE5)
• Insert the attachment to the main shaft.
• Tighten the knob bolt securely.
(1)
(1) Knob bolt
3. Fasten the clamp securely with two
screws.
(BC-EX3 only)
IMPORTANT
■ INSTALLING DEBRIS GUARD
• Attach the debris guard with the bolts
provided to the shaft. (SE1)
BC-EX3 SE1
Tighten the screws gradually by turns.
■ CONNECTING THROTTLE WIRE
1. Remove the air cleaner cover.
2. Connect the end of the throttle wire to
the joint on the top of the carburetor.
(SE2)
SE2
■ INSTALLING LINE HEAD (SE2)
1. While locking the gear shaft, by
inserting the supplied tool into the
upper holder on the gear box, loosen
and remove the hexagon nut(left-
handed)
BC-EX3 SE2
■ CONNECTING SWITCH WIRES
• Connect the switch wires between the
engine and the main unit. Pair the wires
of the same color.
2. Fit the line head assembly to the gear
shaft over the holders. Hand-tighten it
securely.
■ INSTALLING HANDLE
SE3
(BC-EX3, LRT-EX3 only) (SE3)
■ BALANCE UNIT
BC-EX3 SE3
• Install the handle to the shaft tube and
clamp it at a location that is comfortable
to you.
1. Put on strap and attach unit to strap.
2. Slide clamp up or down until unit
balances with head just touching on the
ground. (SE3)
(1)
(1) About 19 inches (48 cm)
(RMS-EX only) (SE4)
SE4
1. Remove both screws from the handle.
2. While spreading the handle at the
mounting hole, position the handle on
the outer tube as shown.
(LRT-EX3 only)
■ ATTACHING THE TRIMMING
MECHANISM (SE1)
3. Reinstall the two mounting screws in
the handle, but do not tighten them at
this time.
1. Remove the screw screwed into the
end of the trimming mechanism.
2. Insert the end of the trimming
mechanism into the shaft tube.
3. Line up the hole on the end of the
trimming mechanism into which the
screw is to be inserted with the hole on
the shaft tube, and screw the screw
firmly in.
LRT-EX3 SE1
NOTE
One side of the handle is recessed to
receive the hex nuts.
4. Locate the handle at the best position
for operator comfort (usually about
4. Using a wrench, screw in the bolt
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EXZ2460S-PH
6. Set up
provided to fix the trimming mechanism
into place.
1. Loosen a nut and remove the chain
cover.
2. Mount the guide bar then fit the saw
chain around the bar and sprocket.
(SE3)
PS-EX SE3
(1) Shaft tube
(2) Trimming mechanishm
(3) Screw hole
(4) Bolt
(5) Fastening bolt
U
S
WARNING
Pay attention to the correct direction of
the saw chain
■ BALANCE UNIT
1. Put on strap and attach unit to strap.
2. Depending on the working posture,
slide clamp up or down until unit
balances and the strap fits your body.
3. Fit the chain tensioner nut into the
lower hole of the guide bar, then install
the chain cover, and fasten the
mounting nut to finger tightness.
(SE3)(SE4)
PS-EX SE4
(PS-EX only)
(1) Hole
(2) Moving direction
(3) Chain tensioner nut
■ ATTACHING THE PRUNING
MECHANISM (SE1)
1. Remove the cap on the end of the main
pipe.
2. Remove the screw screwed into the
end of the gear case.
3. Insert the end of the gear case into the
main pipe.
4. Adjust the chain tension by turning the
tensioner screw until the tie straps just
touch the bottom side of the bar rail.
(SE5)
PS-EX SE5
PS-EX SE1
(1) Chain tension adjusting screw
(a) Loosen
(b) Tighten
(1)
(2)
4. Line up the hole on the end of the gear
case into which the screw is to be
inserted with the hole on the main pipe,
and screw the screw firmly in.
5. Using a wrench, screw in the bolt
provided to fix the mechanism into
place.
(3)
(4)
(5)
5. Tighten the mounting nut securely with
the bar tip held up (TORQUE: 8.9~11.7
N.m./90~120 kg-cm). Then check the
chain for smooth rotation and correct
tension while moving it by hand. If
necessary, readjustment. (SE6)
PS-EX SE6
(1) Main pipe
(2) Gear case
(3) Screw hole
(4) Fastening bolt
(5) Bolt
(1) Tighten
A standard package contains the items as
shown below. (SE2)
WARNING
PS-EX SE2
It is very important to maintain the
proper chain tension. Rapid wear of
the guide bar or the chain coming off
easily can be caused by improper
tension. Especially when using a new
chain, take good care of it since it
should expand when first used.
(1) Guide bar
(2) Saw chain
(3) Gase case
(4) Sprocket
(5) Chain tension adjust screw
(6) Nut
(7) Chain tensioner nut
(8) Chain cover
■ BALANCE UNIT
1. Put on strap and attach unit to strap.
2. Depending on the working posture,
slide clamp up or down until unit
balances and the strap fits your body.
Install the guide bar and the saw chain on
the gear case as follows.
WARNING
The saw chain has very sharp edges.
Use protective gloves for safety.
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EXZ2460S-PH
6. Set up
4. Use a cotter pin to secure the drum
assembly on the axle (see inset) . The
cotter pin is designed to fit tightly
against the outboard end of the drum,
so you may need to compress the drum
face slightly during installation.
(HE-EX2 only)
1. Attach the gearbox to the shaft tube as
aligning the positioning holes and
fasten the screw (A). Fasten the clamp
bolt (B) firmly. (SE1)
HE-EX2 SE1
5. Repeat Steps 1-4 to install the
remaining axle and drum assembly.
(A) Screw
(B) Clamp bolt
(B)
(A)
(B) Tightning Torque: 70~130 in-lb
(8~15 N.m)
2. Place the blade between the cutter
holders (A) and (B) while locking the
gear shaft by putting the bar, one of the
tools provided, through the key holes
on the holder(A) and the gearcase. Use
the socket and the screwdriver as
shown in the picture below to tighten
the blade mounting bolt. (SE2)
HE-EX2 SE2
(1) Blade mounting bolt (Left-handed)
(2) Cutter holder (B)
(3) Blade
(4) Bar
(5) Cutter holder (A)
(RMS-EX only)
■ SWEEPER ASSEMBLY (SE1)
1. Push one of the drum axles onto either
of the two gearcase output shafts. If
necessary, rotate the drum axle until
the clevis pin hole in the axle aligns
with the matching hole in the gearcase
output shaft.
RMS-EX SE1
2. Use a clevis pin and hitch pin to secure
the drum axel to the shaft.
3. Slide the recessed end of a sweeper
drum assembly over the assembled
axle, and then push the drum down the
axel until it bottoms at the clevis pin.
(1) Clevis Pin
(2) Hitch Pin
(3) Cotter Pin
(4) Drum Axle
(5) Drum Assembly
IMPORTANT
The two drum assemblies are identical,
but each drum must be installed with its
recessed end facing toward the gearcase.
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EXZ2460S-PH
7. Fuel and Chain Oil
FUEL
lines or fuel tank of the engine.
WARNING
NOTE
• Gasoline is very flammable. Avoid smoking or bringing any
flame or sparks near fuel. Make sure to stop the engine and
allow it cool before refueling the unit. Select outdoor bare
ground for fueling and move at least 10 feet (3 m) away
from the fueling point before starting the engine.
• Failures caused by operating engines on gasoline with octane
rating lower than 89 are not covered by the RedMax Two-
Stroke engine warranty.
U
S
WARNING
• Alternative Fuels (Not Gasoline)
Alternative fuels, such as E-15 (15% ethanol), E-20 (20%
ethanol), E-85 (85% ethanol) are NOT classified as gasoline
and are NOT approved for use in RedMax 2-stroke gasoline
engines. Use of alternative fuels will cause major engine
performance and durability problems such as: improper
clutch engagements, overheating, vapor lock, power loss,
lubrication deficiency, deterioration of fuel lines, gaskets
and internal carburetor components, etc... Alternative fuels
cause high moisture absorption into the fuel/oil mixture
leading to oil and fuel separation.
■ GASOLINE REQUIREMENTS
• All 2-Stroke RedMax Products are powered by RedMax
Professional-Commercial Duty, Hi-Performance, Hi-RPM, Air
Cooled 2-Stroke engines.
RedMax – Hi-Performance 2-stroke engines produce higher HP
outputs as compared to standard Home Owner Duty or Light
Commercial Duty production engines offered by most
manufacturers.
• Exhaust emission are controlled by the fundamental engine
parameters and components (eq., carburation, ignition timing
and port timing) without addition of any major hardware or the
introduction of an inert material during combustion.
• The RedMax Engines are registered and certified with CARB
(California Air Resources Board) and EPA (Environmental
Protection Agency) to operate on CLEAN Mid-grade 89 octane
or Premium, unleaded (lead-free) gasoline and RedMax Air-
Cooled "Max Life", Synthetic blend Premium two-stroke engine
oil mixed at 50:1 ratio.
■ OIL REQUIREMENTS
• Use only RedMax "Max Life", Synthetic blend Premium Air-
Cooled two-stroke engine oil or oil certified to ISO-L-EGD
(ISO/CD1378) standard AND one that is JASO-FD registered.
RedMax Air-Cooled "Max Life", Synthetic blend Premium two
stroke engine oil and ISO-L-EGD (ISO/CD1378) AND JASO-FD
oils are fully compatible with gasoline's containing 10% Ethanol.
RedMax Air-Cooled "Max Life", Synthetic blend Premium two
stroke engine oil and ISO-L-EGD (ISO/CD1378) AND JASO-FD
oils are Universal and should be mixed at 50:1 ratio for all 2
stroke air cooled engines sold in the past regardless of mixing
ratios specified in those manuals.
• Unleaded gasoline is recommended to reduce the
contamination of the air for the sake of your health and the
environment.
• If the oil is registered with JASO, the JASO Logo with FD and
registration number will be displayed on the container. The
highest JASO rating is "FD", which equals the ISO-L-EGD
rating. Lower ratings are "FC", "FB", and "FA".
• This Hi-Performance Air Cooled 2-stroke Engine requires the
[ R+M ]
use of Minimum 89 Octane
(Mid grade or Premium)
2
clean gasoline. Gasoline may contain maximum of 10% Ethanol
(grain alcohol) or up to 15% MTBE (Methyl tertiary-butyl ether).
Gasoline containing Methanol (Wood Alcohol) is NOT
approved.
NOTE
• Engine problems due to inadequate lubrication caused by
failure to use ISO-L-EGD certified and JASO FD registered oil
such as "MaxLife", RedMax Synthetic blend Premium 2-stroke
oil WILL VOID THE REDMAX TWO-STROKE ENGINE
WARRANTY.
• IF octane rating of the Mid Grade gasoline in your area is lower
than 89 Octane use Premium Unleaded Gasoline. The majority
of all 2-stroke engine manufacturers in the USA and Canada
recommend using gasoline with 89 Octane or higher.
WARNING
WARNING
• Gasoline with an octane rating lower than 89 will greatly
increase the engines operating temperature. Low octane
gasoline will cause detonation (knock) resulting in piston
seizures and major internal engine components damage.
• Poor quality gasolines or oils may damage sealing rings, fuel
• Do not use NMMA (National Marine Manufacturers
Association), BIA (Boating Industry Association), and TCW (two
cycle water cooled) oils designed for MoPeds or Outboard,
water cooled Marine Engines. Do not use API (American
Petroleum Institute), TC (Two Cycle) labeled oils. The API-TC
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EXZ2460S-PH
7. Fuel and Chain Oil
test standard has been discontinued by API in 1995 and it no
longer exists.
WARNING
1. Select flat and bare ground for fueling.
2. Move at least 10 feet (3 meters) away from the fueling point
before starting the engine.
3. Stop the engine before refueling the unit. At that time, be
sure to sufficiently agitate the mixed gasoline in the
container.
IMPORTANT
• Gasoline/Oil mixture Storage Recommendations
Store your gasoline or gasoline/oil mixture in a cool dry area in
a tightly sealed approved container to limit the entry of moisture
and additional air (oxygen). Moisture and air cause the
development of varnish and gum, making the fuel stale. Stored
gasoline and gasoline/oil mixture ages and loses its octane
rating and volatility. Do not mix more gasoline/oil than you
intend to use in 30 days, and 60 days when fuel stabilizer is
added. RedMax Air-Cooled "Max Life" Synthetic blend
Premium two-stroke engine oil "Contains fuel stabilizer" and
will automatically extend your gasoline/oil mixture life up to 60
days.
■ FOR YOUR ENGINE LIFE, AVOID
1. FUEL WITH NO OIL (RAW GASOLINE) – It will cause severe
damage to the internal engine parts very quickly.
2. GASOHOL – It can cause deterioration of rubber and/or plastic
parts and disruption of engine lubrication.
3. OIL FOR 4-CYCLE ENGINE USE – It can cause spark plug
fouling, exhaust port blocking, or piston ring seizure.
4. Mixed fuels which have been left unused for a period of
one month or more may clog the carburetor and result in the
engine failing to operate properly.
5. In the case of storing the product for a long period of time,
clean the fuel tank after rendering it empty. Next, Start the
engine and run the carburetor dry residual fuel.
6. In the case of scrapping the used mixed oil container, scrap it
only at an authorized depository site.
■ HOW TO MIX FUEL
RECOMMENDED MIXING RATIO
GASOLINE 50 : OIL 1
(when using RedMax Air-Cooled "Max
Life")
50:1 MIXING CHART
NOTE
GASOLINE
gal.
1
2
3
4
5
• As for details of quality assurance, read the description in the
section Limited Warranty carefully. Moreover, normal wear and
change in product with no functional influence are not covered
by the warranty. Also, be careful that, if the usage in the
instruction manual is not observed as to the mixed gasoline,
type of oil or fuel to be used. described therein, it may not be
covered by the warranty.
2-CYCLE OIL fl.oz
2.6
5.2
7.8 10.4 13
GASOLINE
liter
ml
1
2
3
4
5
2-CYCLE OIL
20
40
60
80
100
WARNING
(PS-EX only)
■ CHAIN OIL
• Pay attention to agitation.
Use motor oil SAE #10W-30 all year round or SAE #30 ~ #40 in
summer and SAE #20 in winter.
1. Measure out the quantities of gasoline and oil to be mixed.
2. Put some of the gasoline into a clean, approved fuel container.
3. Pour in all of the oil and agitate well for 10seconds.
4. Pour in the rest of gasoline and agitate again for at least one
minute. As some oils may be difficult to agitate depending on oil
ingredients, sufficient agitation is necessary. Be careful that, if
the agitation is insufficient, there is an increased danger of early
piston seizure due to abnormally lean mixture.
5. Place a clear indication on the outside of the container to avoid
mixing up with gasoline or other containers that dont contain oil.
6. Indicate the contents on outside of container for easy
identification.
NOTE
Do not use wasted or regenerated oil that can cause damage to
the oil pump.
■ FUELING THE UNIT
1. Untwist and remove the fuel cap. Rest the cap on a clean
surface.
2. Put fuel into the fuel tank to 80% of the full capacity.
3. Fasten the fuel cap securely and wipe up any fuel spillage
around the unit.
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EXZ2460S-PH
8. Operation
4. Move the choke lever to the closed
position. (OP4)
(HE-EX2 only)
OP4
The RedMax stick edger is designed for
edging lawn in gardens, parks, roadsides
and so on.
Before starting the engine, take the
operating position and adjust the handle
position and the wheel height as
necessary.
(1)
(1) choke lever
(2) close
(3) open
(2)
(3)
U
S
5. Set the stop switch to the "RUN"
position. Place the unit on a flat, firm
place. Keep the cutting head clear of
everything around it. (OP5)
OP5
(2)
ADJUSTING WHEEL HEIGHT
1. Loosen the wing nut and change the
wheel height to obtain desired cutting
depth. (OP1)
(3)
(a)
OP1
(1) stop switch
(2) RUN
(3) STOP
(1)
(2)
(1)
(1) Deep cut
(2) Shallow cut
(3) Wing nut
(3)
(a) lockout lever
(b) throttle trigger
2. After adjusting the height, tighten the
wing nut securely.
(b)
6. Firmly grasp (a) and (b) with left hand
(OP5), pull the starter knob quickly until
engine fires. Release throttle trigger
after engine starts. (OP6)
OP6
Tightening Torque:
51~68 in-lbs (6~8 N.m)
WARNING
IMPORTANT
Never adjust wheel height with the
engine running.
• Avoid pulling the rope to its end or
returning it by releasing the knob. Such
actions can cause starter failures.
7. Move the choke lever downward to
open the choke. And restart engine.
(OP4)
■ STARTING ENGINE
WARNING
8. Allow the engine to warm up for several
minutes before starting operation.
The cutting head will start rotating
upon the engine starts.
NOTE
1. Feed fuel into the fuel tank and tighten
the cap securely. (OP2)(1)
(PS-EX only) Feed the chain oil into
the oil tank and tighten the cap
securely, too. (OP2)(2)
OP2
1. When restarting the engine
immediately after stopping it, leave the
choke open.
2. Overchoking can make the engine hard
to start due to excess fuel. When the
engine failed to start after several
attempts, open the choke and repeat
pulling the rope, or remove the spark
plug and dry it.
(1) Fuel
(2) Chain oil
2. Rest the unit on a flat, firm place. Keep
the cutting head off the ground and
clear of surrounding objects as it will
start rotating upon starting of the
engine.
■ STOPPING ENGINE (OP5)
1. Release the throttle lever and run the
engine for a half minute.
2. Shift the stop switch to the "STOP"
position.
OP3
3. Push the primer pump several times
until overflown fuel flows out in the
clear tube. (OP3)
IMPORTANT
• Except for an emergency, avoid
stopping the engine while pulling the
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EXZ2460S-PH
8. Operation
throttle lever.
slower action than will light growth.
4. Never swing the unit so hard as you
are in danger of losing your balance or
control of the unit.
5. Try to control the cutting motion with
the hip rather than placing the full
workload on the arm and hands.
6. Take precautions to avoid wire, grass
and dead, dry, long-stem weeds from
wrapping around the head shaft. Such
materials can stall the head and cause
the clutch to slip, resulting in damage to
the clutch system if repeated
■ ADJUSTING THROTTLE CABLE
• The normal play is 1 or 2mm when
measured at the carburetor side end.
Readjust with the cable adjuster as
required. (OP7)
OP7
.04 in
(1~2mm)
(1)
(1) cable adjuster
■ ADJUSTING IDLING SPEED (OP8)
1. When the engine tends stop frequently
at idling mode, turn the adjusting screw
clockwise.
OP8
frequently.
2. When the cutting head keeps rotating
after releasing the trigger, turn the
adjusting screw counter-clockwise.
ADJUSTING THE LINE LENGTH
• Your brushcutters is equipped with a
semi- auto type nylon line head that
allows the operator to advance the line
without stopping the engine. When the
line becomes short, lightly tap the head
on the ground while running the engine
at full throttle.
• Each time the head is bumped, the line
advance about 1 inch(25.4 mm). For
better effect, tap the head on bear
ground or hard soil. Avoid bumping in
thick, tall grass as the engine may stall
by overload.
(1)
(1) idle adjusting screw
NOTE
• Warm up the engine before adjusting
the idling speed.
(BC-EX3 only)
■ CUTTING WORK (LINE HEAD
USAGE)
WARNING
1. Always wear eye protection such as
safety goggles. Never lean over the
rotating cutting head. Rocks or other
debris could be thrown into eyes
and face and cause serious personal
injury.
2. Keep the debris guard in place at all
times when the unit is operated.
TRIMMING GRASS AND WEEDS
• Always remember that the TIP of the
line does cutting. You will achieve
better results by not crowding the line
into the cutting area. Allow the unit to
trim at its own pace.
1. Hold the unit so the head is off the
ground and is tilted about 20 degrees
toward the sweep direction. (OP9)
2. You can avoid thrown debris by
sweeping from your left to the right.
3. Use a slow, deliberate action to cut
heavy growth. The rate of cutting
motion will depend on the material
being cut. Heavy growth will require
OP9
US-16
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EXZ2460S-PH
8. Operation (BC-EX3 only) Optional blade usage
WARNING
WARNING
• For security reason, in case of mounting the blade on this
product and use it, purchase the blade kit (966 42 40-01)
and change guard, handle from the original ones, and use
shoulder strap. (OPT1 – OPT4)
• When sharpening, removing, or reattaching the blade, be
sure to wear thick, sturdy gloves and use only proper tools
and equipment to prevent injury.
U
S
■ CHOOSE THE BLADE
Choose a suitable recommended cutting attachment according to
the object to be cut. (OPT5)
• When replacing blade always be sure to use products which
have been certified by RedMax.
OPT1
OPT2
OPT3
Blade Kit : 966 42 40-01
(1)
(2)
(3)
(4)
(5)
(6)
OPT5
(7)
(A)
(B)
(C)
(1) Shoulder strap
(2) Guard
(3) J-handle
(4) Bracket ASSY
(5) Cover
(6) Holder (B)
(D)
(1) 9” 22-tooth : SST229
(2) 9” 24-tooth : SST249
(3) 8” 8-tooth : SGB088
(4) 9” 8-tooth : SGB089
(5) 8” 4-tooth : SGB048
(6) 9” 4-tooth : SGB049
(7) Nylon line head
(A) Under growth
IMPORTANT
Change to the debris guard which is
suitable for the metal blade.
(B) Heavy weeds
(C) Light weeds
(D) Grass
TIGHTENING TORQUE :
26 – 43.5 in-lbs
(2.94 – 4.9 N.m.)
■ SET UP THE BLADE
1. Detach the line head assembly. (OPT6)
2. Put on the blade, making the marked
side face the shaft side, put the holder
and the cover on, and fasten the blade
with the nut. (OPT6)
OPT6
(3)
(1)
(2)
OPT4
IMPORTANT
TIGHTENING TORQUE :
130 – 174 in-lbs
Change the loop handle to the J-handle
for safe operation.
(14.7 – 19.6 N.m.)
(1) Cover (2) Holder (B)
(3) Nut : (STANDARD)
OPT7
■ BALANCE UNIT
1. Put on strap and attach unit to strap.
2. Slide clamp up or down until unit
balances with head just touching on the
ground. (OPT7)
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EXZ2460S-PH
8. Operation (BC-EX3 only) Optional blade usage
■ STARTING THE ENGINE
Please refer 5.For safe operation (P.7),
8.Operation (P.15).
• Make sure that the blade is not bent,
warped, cracked, broken or
damaged.
• If you find any error to the blade,
discard it and change new one
which is certified by RedMax.
WARNING
• The product is equipped with a
centrifugal clutch mechanism, so
the cutting attachment could rotate
as soon as the engine is started.
When starting the engine, place the
product onto the ground in a flat
clear area and hold it firmly in place
so as to ensure that neither the
cutting part nor the throttle come
into contact with any obstacle when
the engine starts. (OPT8)
■ By using the shoulder strap, hang the
unit on your right side. Adjust the strap
length so that the cutting head may
become parallel to the ground.
(OPT11)
OPT11
OPT8
WARNING
Make sure to use shoulder strap and
debris guard. If not, it is very
dangerous when you slip or lose your
balance.
■ CUTTING METHOD
a) Use the front left side cutting.
b) Guide the blade from your right to left
with it tilted slightly to your left. (OPT9)
c) When mowing a wide area, start
working from your left end to avoid
interference of cut grass.
d) The blade may be seized by weeds if
the engine speed is too low, or the
blade cuts too deep into weeds. Adjust
the engine speed and cutting depth
according to the condition of object.
OPT9
WARNING
■ CONTROLLING BLADE THRUST
• Blade thrust can cause serious
personal injury. Carefully study this
section. It is important that you
understand what causes blade thrust,
how you can reduce the chance of
blade thrust and how you can remain in
control of the unit if blade thrust does
occur.
WARNING
1. What causes blade thrust:
• If the grass or other object gets
caught in the blade, or if the unit
starts to shake or vibrate, turn off
the engine and check the whole unit.
Change the blade if it has been
damaged.
• Turn off the engine and make sure
the blade has completely stop
before checking the blade, and
removing any object got caught in.
• Blade thrust can occur when the
moving blade contacts an object that it
cannot cut. This contact causes the
blade to stop for an instant and then
suddenly move or ”bounce” away from
the object that was hit. The operator
can lose control of the unit and the
blade can cause serious personal injury
to the operator or any person nearby if
the blade contacts any part of the body.
■ OPERATION
2. How you can reduce the chance of blade
thrust:
1. Check the bolt to fasten the blade and
be sure the bolt has no fault, and no
abrasion.
2. Be sure that the blade and the holder
have been fastened according to
instruction and the blade turns
smoothly without abnormal noise.
(OPT10)
OPT10
a. Recognize that blade thrust can
happen. By understanding and
knowing about bounce, you can
help eliminate the element of
surprise.
b. Cut fibrous weeds and grass
only. Do not let the blade contact
materials it cannot cut such as hard,
woody vines and brush or rocks,
fences, metal, etc
WARNING
• The rotating parts fastened
incorrectly may cause serious
accident to the operator.
c. Be extra prepared for blade thrust if
you must cut where you cannot see
the blade making contact such as in
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EXZ2460S-PH
8. Operation (BC-EX3 only) Optional blade usage
areas of dense growth.
■ MAINTENANCE
d. Keep the blade sharp. A dull blade
increase the chance of blade thrust.
e. Avoid feeding the blade too rapidly.
The blade can bounce away from
material being cut if the blade is fed
faster than its cutting capability.
f. Cut only from your right to your left.
g. Keep your path of advance clear of
material that has been cut and other
debris.
BLADE
• Check the blade and the fasteners for looseness, cracking, or
bending.
• Check the cutting edges and reform with a flat file.
U
S
OPT12
3. How you can maintain the best
control:
a. Keep a good, firm grip on the unit
with both hands. A firm grip can
help neutralize bounce. Keep your
right and left hands completely
around the respective handles.
b. Keep both feet spread apart in a
comfortable stance and yet braced
for the possibility that the unit could
bounce. Do not overreach. Keep
firm footing and balance.
(A) 22, 24-tooth blade
(B) 8-tooth blade
(C) 4-tooth blade
Point (OPT12) :
1. Keep the end corner sharp.
2. Round the root of the edge, using round file.
3. Do not use water when using a grinder.
IMPORTANT
• It is recommended that filing should be done by professionals.
• Especially regarding filing the 22,24-tooth blade, Leave it to the
professionals.
■ TRANSPORTING THE UNIT
• When you finish cutting in one location and wish to continue
work in another spot, turn off the engine, and lift up the unit and
carry it paying attention for the blade.
• Never forget to place the protective cover over the blades.
• When transporting the unit over long distances, detach the
blade fix the unit by ropes.
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EXZ2460S-PH
8. Operation
(1) Clamp lever
(2) Trimming mechanism
(3) Tighten
(LRT-EX3 only)
WARNING
(4) Loosen
This product is equipped with
extremely sharp blades, and when
used improperly these blades can be
extremely dangerous, and improper
handling can cause accidents which
may in turn lead to serious injury or
death. For this reason, you should
always be careful to follow the
following instructions when using your
trimmer.
(PS-EX only)
■ CHECKING OIL SUPPLY
After starting the engine, run the chain at
medium speed and see if chain oil is
scattered off as shown in the figure.
(OP1)
PS-EX OP1
(1) Chain oil
• Never hold the trimmer in a way in
which the blades are pointed towards
someone else.
NOTE
• Never allow the blades to come into
proximity with your body while the
engine of the trimmer is in operation.
• Always be sure to turn off the engine
before changing the angle of the
blades, removing branches which
have become stuck in the blades, or
at any other time when coming into
close proximity with the blades.
• Always wear work gloves made of
leather or some other sturdy material
when using the trimmer.
The oil reservoir has a capacity sufficient
to provide about 40 minutes of cutting
time (when set to deliver the minimum
flow rate, or about as long as you'll get
from a tank of fuel). Be sure to refill the oil
tank every time when refueling the saw.
■ ADJUSTING OIL FLOW RATE
WARNING
Never fill the oil reservoir nor adjust
the oiler with the engine running.
• Always place the blade cover
provided with the trimmer over the
blades when not in use.
IMPORTANT
• Falling branches may fall onto the
face or into the eyes, resulting in
injuries, scratches, and cuts, and
for this reason you should always
be sure to wear a helmet and face
protector when using your
An increase in bar oil flow rate will speed
oil consumption, requiring more frequent
checks on the oil reservoir. To ensure
sufficient lubrication, It may be necessary
to check the oil level more frequently than
at fuel tank refills.
trimmer.
IMPORTANT
The guide bar and chain are lubricated
automatically by a pump that operates
whenever the chain rotates. The pump is
set at the factory to deliver a minimum
flow rate, but it can be adjusted in the
field. A temporary increase in oil flow is
often desirable when cutting things like
hardwood or wood with a lot of pitch.
The thickness of branches which may
be cut using this trimmer is limited to
up to approximately 3/16" (5mm).
Never try to cut branches thicker than
this, as doing so may result in damage
to the trimmer.
LRT-EX3 OP1
PS-EX OP2
■ ADJUSTING THE ANGLE OF THE
CUTTING BLADES (OP1)
Adjust the pump as follows:
1. Stop the engine and make sure the
stop switch is in the OFF position.
2. Place the unit on its side with the oil
reservoir up. (OP2)
1. Stop the engine.
2. Turn the bolt located on the top of the
trimming mechanism counter-clockwise
to loosen it.
3. Adjust the angle of the blades to the
desired angle, and then fix the bolt
firmly back into place.
(1) Oil tank
(2) Chain cover
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EXZ2460S-PH
8. Operation
3. When starting to edge, run the engine
at full throttle, and slowly have the
blade cut into the edge groove.
IMPORTANT
The oil flow adjusting screw must be
pressed in slightly in order to turn. Failure
to do so could damage the pump and
screw.
(1) Direction of rotation
U
S
NOTE
3. With a screwdriver, push in on the oil
flow rate adjusting screw and turn in
the desired direction (there are three
incremental settings):
• Before edging, make sure the area is
soft enough so the blade does not bog
down.
• Do not move the edger into the work so
fast that the engine or blade bogs
down.
(a) Clockwise-decrease lubrication.
(b) Counter clockwise-increase
lubrication.
(c) Middle
(RMS-EX only)
■ BREAK-IN OPERATION
WARNING
The Properly Dressed Operator (OP1)
(1) ALWAYS wear hearing protective
devices.
• Always wear work gloves made of
leather or some other sturdy
RMS-EX OP1
(2) ALWAYS wear eye protection such as
goggles or safety glasses.
(3) ALWAYS wear a mask to protect
against dust or other airborne
particles.
(4) ALWAYS wear close fitting clothes.
Gloves offer added protection and are
strongly recommended. Do not wear
clothing or jewelry that could get
caught in machinery.
material when using the polesaw.
• Falling branches may fall onto the
face or into the eyes, resulting in
injuries, scratches, and cuts, and for
this reason you should always be
sure to wear a helmet and face
protector when using your polesaw.
(HE-EX2 only)
(5) ALWAYS wear leather or heavy-
rubber shoes. NEVER work
barefooted!
(6) BEWARE of thrown debris!
(7) DIRECTION OF ROTATION
WARNING
• Always wear eye protection such as
safety goggles. Never lean over the
rotating cutting head. Rocks or other
debris could be thrown into eyes
and face and cause serious personal
injury.
• Keep the blade guard and the mad
guard attached in place at all times
when the unit is operated.
• Before starting a job, check the area
and remove all obstacles and
objects that could be thrown by the
blade.
• Do not adjust the wheel height or try
to remove anything entangled to the
blade with the engine running.
• The RedMax Sweeper works best
when its rubber fins can quickly slide or
"skim" over the surface being swept.
• New or replacement sweeper belts
tend to grip or drag on hard surfaces,
and should be thoroughly broken in or
"scuffed" before the broom is actually
put to work.
• Break-in is easily accomplished by
operating the RedMax Sweeper at full
throttle for 3 to 5 minutes in loose
gravel or similar abrasive material.
Once broken in, a RedMax Sweeper
will effortlessly move an amazing
variety of materials, ranging from snow
or standing water to heavier objects
such as wood chips or gravel.
HE-EX2 OP1
1. Before starting the engine, adjust the
wheel height for desired cutting depth
(See page 15).
2. Before starting a job, plan your
direction of travel so that you can
always hold the edger on you right side
and can walk on a hard surface as
much as possible.
• Experience will help you understand
the operating principles of the RedMax
Sweeper, but safe operation must be
practiced from the start.
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EXZ2460S-PH
8. Operation
■ OPERATING TECHNIQUES
(OP2)(OP3)(OP4)
loss of control of the machine.
RMS-EX OP5
Operate the RedMax Sweeper at or near
full throttle with its sweeper fins resting on
the work surface.
(1) Maintain a shallow working angle.
(2) A steep working angle risks loss of
control!
The sweeper belts may rotate when the
RedMax Sweeper is started!
• Always maintain a firm grip when
starting the RedMax Sweeper. Beware
of objects that could become entangled
in or be thrown by the rotating sweeper
belts.
NOTE
• It is both tiring and unnecessary to lift
or hold the fins from the work surface
during sweeping.
RMS-EX OP2
• When sweeping narrow areas such as
sidewalks, the RedMax Sweeper can
be used to throw material directly
ahead of the operator. Clearing wider
areas may require sweeping at an
angle to create windrows to one side of
the path being cleared.
• Windrows of lighter materials often can
be combined into one main row or pile
for eventual pickup, while heavy or
bulky material may need to be collected
row-by-row.
• To pull debris from corners, reverse
sweeper drum rotation by turning the
powerhead over (throttle facing "up") .
• Sweeping corners with the RedMax
Sweeper upside down. (OP3)
YOU MUST ALWAYS GUARD AGAINST
THROWN DEBRIS!
• Although the RedMax Sweeper’s
sweeper belts are less forceful than a
lawnmower blade, you must avoid any
operation where thrown objects could
pose a threat to persons or property!
RMS-EX OP3
Never operate the RedMax Sweeper if
any protective devices (engine covers,
stop switch, etc.) are missing or
damaged!
Never operate the engine at high rpms
without a load!
• Doing so could damage the engine.
(1) Direction of rotation
Avoid low rpm operation
• Continuous low-rpm operation can lead
to premature clutch failure.
• For long-term inverted operation,
loosen the adjustment knob to reverse
the handle. (OP4)
RMS-EX OP4
■ GENERAL SAFETY INSTRUCTIONS
Work Safely
(1) Adjustment Knob
The operator or bystanders can be injured
if the RedMax Sweeper is misused or
abused. Never allow a person without
training or instruction to operate your
machine.
WARNING
Reversing the RedMax Sweeper will
cause debris to be thrown back toward
the operator. When reversing the
RedMax Sweeper, use lower throttle
settings and beware that thrown debris
may also affect your footing!
WARNING
Never make unauthorized attachment
installations.
Stay Alert
■ OPERATING AND SAFETY TIPS
(OP5)
You must be physically and mentally fit to
operate this machine safely.
WARNING
Maintain a shallow angle to the work
surface!
• A high angle of operation tends to
propel the broom toward you, risking
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EXZ2460S-PH
9. Maintenance
Maintenance, replacement, or repair of the emission control device and systems may be performed by any
non-road engine repair establishment or individual.
■ MAINTENANCE CHART
every every every
U
S
25
before hours hours hours note
50
100
system/compornent
procedure
use
✔
after
after
after
fuel leaks, fuel spillage
wipe out
fuel tank, air filter, fuel filter
inspect/clean
✔
✔
replace, if necessary
see ■ADJUSTING
IDLING SPEED (p.16)
replace carburetor
if necessary
idle adjusting screw
✔
clean and readjust
plug gap
GAP: .026in (0.65mm)
replace, if necessary
spark plug
✔
cylinder fins, intake air cooling vent
clean
✔
✔
muffler, spark arrester, cylinder exhaust port clean
✔
✔
throttle lever, ignition switch
check operation
✔
✔
✔
replace if
something's wrong
BC-EX3, LRT-EX3,
HE-EX2
cutting parts
debris guard
gear case
make sure to attach
grease
BC-EX3, HE-EX2
screws/nuts/bolts
oiling port
tighten/replace
clean
✔
✔
✔
not adjusting screws
PS-EX only
guide bar
clean
PS-EX only
sprocket
inspect/replace
inspect/sharp
✔
PS-EX only
saw chain
✔
✔
PS-EX only
replace if
something's wrong
sweeper unit
RMS-EX only
■ SPARK PLUG
WARNING
• Starting failure and mis-firing are often
caused by a fouled spark plug. Clean
the spark plug and check that the plug
gap is in the correct range. For a
replacement plug, use the correct type
specified by RedMax. (MA3)
MA3
• Make sure that the engine has
stopped and is cool before
performing any service to the
machine. Contact with moving
cutting head or hot muffler may
result in a personal injury.
.026 in
0.65 mm
• REPLACEMENT PLUG IS A NGK
CMR7H.
■ AIR FILTER
MA1
• The air filter, if clogged, will reduce the
engine performance. Check and clean
the filter element. If the element is
broken or clogged, replace with a new
one. (MA1)
IMPORTANT
• Note that using any spark plug other
than those designated may result in the
engine failing to operate properly or in
the engine becoming overheated and
damaged.
(1)
(1) air filter
• To install the spark plug, first turn the
plug until it is finger tight, then tighten it
a quarter turn more with a socket
wrench.
■ FUEL FILTER
MA2
• When the engine runs short of fuel
supply, check the fuel cap and the fuel
filter for blockage. (MA2)
TIGHTENING TORQUE:
87~104 in-lbs
(1) fuel filter
(9.8~11.8 N.m.)
(1)
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EXZ2460S-PH
9. Maintenance
■ MUFFLER
engine cover shown in (MA5) in order
to be able to view the upper part of the
cylinder.
WARNING
• Inspect periodically, the muffler for
loose fasteners, any damage or
corrosion. If any sign of exhaust
leakage is found, stop using the
machine and have it repaired
immediately.
IMPORTANT
• If waste gets stuck and causes
MA5
blockage around the intake air cooling
vent or between the cylinder fins, it may
cause the engine to overheat, and that
in turn may cause mechanical failure
on the part of the brushcutter. (MA5)
(1)
• Note that failing to do so may result
in the engine catching on fire.
■ SPARK ARRESTER
(1) cylinder
(2)
• The muffler is equipped with a spark
arrester to prevent red hot carbon from
flying out of the exhaust outlet.
Periodically inspect and clean as
necessary with a wire brush.
(2) intake air cooling vent (back)
■ PROCEDURES TO BE PERFORMED
AFTER EVERY 100 HOURS OF USE
1. Remove the muffler, insert a
MA6
MA4
In the State of California it is required
by law (Section 4442 of the California
Public Resources Code) to equip a
spark arrester when a gas powered tool
is used in any forest covered, brush
covered, or grass covered unimproved
land. (MA4)
screwdriver into the vent, and wipe
away any carbon buildup. Wipe away
any carbon buildup on the muffler
exhaust vent and cylinder exhaust port
at the same time.
2. Tighten all screws, bolts, and fittings.
3. Check to see if any oil or grease has
worked its way in between the clutch
lining and drum, and if it has wipe it
away using oil-free, lead-free gasoline.
(1)
(1) spark arrester
■ INTAKE AIR COOLING VENT
WARNING
• Never touch the cylinder, muffler, or
spark plugs with your bare hands
immediately after stopping the
engine. The engine can become
very hot when in operation, and
doing so could result in severe
burns.
• When checking the machine to make
sure that it is okay before using it,
check the area around the muffler
and remove any wood chips or
leaves which have attached
themselves to the brushcutter.
Failing to do so could cause the
muffler to become overheated, and
that this in turn could cause the
engine to catch on fire. Always
make sure that the muffler is clean
and free of wood chips, leaves, and
other waste before use.
• Check the intake air cooling vent and
the area around the cylinder cooling
fins after every 25 hours of use for
blockage, and remove any waste which
has attached itself to the brushcutter.
Note that it is necessary to remove the
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EXZ2460S-PH
9. Maintenance
(LRT-EX3 only)
WARNING
■ BLADES (MA1)
Make sure that the engine has stopped and is cool before
performing any service to the unit. Contact with any moving
parts, the cutting head or a hot muffler may result in personal
injury.
• When refilling the tank or resting, it is
often a good idea to use the time to oil
the cutting blades.
• If a gap exists between the upper and
lower blades, follow the procedure
below to adjust them so that they fit
more closely together.
U
S
(BC-EX3 only)
BC-EX3 MA1
■ REFILLING TRIMMING LINE (MA1)
1. Loosen lock nut (A) as shown in the
diagram.
LRT-EX3 MA1
WARNING
2. Tighten screw (B) fully, and then turn
one-third to one-half of a rotation
backward.
For safety reasons, do not use
metalreinforced line.
3. While holding onto the screw to keep
it in position, tighten the lock nut.
4. Check to make sure that the flat
washer (C) is loose enough so that it
may be turned by pressing on it with
a finger.
1. For replacement line, use a diameter of
.095in (2.4mm). The spool is capable
for a line up to 20feet (6m) on the 4”
head. Avoid using a larger line as it
may cut down the trimming
performance.
2. Pinch the slotted area on the both sides
of the spool housing to unhook the
bottom cap.
(1) Upper blade
(2) Lower blade
3. Take out the spool and pull off the old
line. Fold new line so that one half line
is 4.7in.(12cm) shorter than another
half. And then, hook bended end in the
slot of the spool.
NOTE
Screwing in the screw too tightly may
make it impossible for the blades to move.
Conversely, not screwing in the screw
tightly enough may make the blades of
the trimmer feel dull and cause leaves
and branches to become caught in the
blades of the trimmer.
4. Wind up the line in the correct direction
as indicated on the spool.
5. Hook each end of the line in the slot on
the edge of the spool, and then put the
ends through the eyelets on the
housing. Make sure that the spring and
the washers are in place.
QUICK TIP
If the blades become so worn down that it
is no longer possible to eliminate the gap
between them, you should contact the
authorized RedMax servicing dealer from
which you purchased your RedMax
trimmer to have the blades resharpened
or replaced.
6. While holding the spool against the
housing, pull the line ends to release
them from the slot.
7. Line up the slot on the bottom cap with
the hook on the housing, press the cap
against the housing until it clicks.
■ GEAR CASE
The reduction gears are lubricated by
multipurpose, lithium-based grease in the
gearcase.
Supply new grease every 25 hours of use
or more often depending on the job
condition.
When adding lubricant, use a grease gun
to insert lubricant into the three grease
nipples located on the gear case. (MA2)
LRT-EX3 MA2
■ GEAR CASE (MA2)
BC-EX3 MA2
• The reduction gears are lubricated by
multipurpose, lithium-based grease in
the gear case. Supply new grease
every 25 hours of use or more often
depending on the job condition.
• Remove the side bolt in gear case
opposite of grease nipple before
installing new grease to arrange for old
grease to exit.
(1) Grease fitting
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9. Maintenance
Cutter setting standards:
(PS-EX only)
PS-EX MA6
■ OILING PORT
PS-EX MA1
WARNING
(1)
Dismount the guide bar and check the
oiling port for clogging. (MA1)
Be sure to wear safety gloves.
(1) Oiling port
Before filing:
• Make sure the saw chain is held
securely.
• Make sure the engine is stopped.
• Use a round file of proper size for your
chain.
■ GUIDE BAR
Remove sawdust in the bar groove and
the oiling port. (MA2)
PS-EX MA2
Chain type : 90SG
(1) Groove
(2) Oiling port
File size :
5/32 in (4.0mm)
Place your file on the cutter and push
straight forward. Keep the file position as
illustrated. (MA6)
PS-EX MA3
(Type: Sprocket nose)
Grease the nose sprocket from the
feeding port on the tip of the bar. (MA3)
After every cutter has been set, check the
depth gauge and file it to the proper level
as illustrated. (MA7)
PS-EX MA7
(1) Grease port
(2) Sprocket
WARNING
The bar rail should always be a square.
Check for wear of the bar rail. Apply a
ruler to the bar and the outside of a cutter.
If a gap is observed between them, the
rail is normal. Otherwise, the bar rail is
worn. Such a bar needs to be corrected or
replaced.(MA4)
PS-EX MA4
Be sure to round off the front edge to
reduce the chance of kickback or tie-
strap breakage.
(1) Appropriate gauge checker
(2) Make the shoulder round
(3) Depth gauge standard
(1) Ruler
(2) Gap
(3) No gap
(4) Chain tilts
PS-EX MA8
Make sure every cutter has the same
length and edge angles as illustrated.
(MA8)
■ SPROCKET
PS-EX MA5
Check for extensive wear, and replace it
when the teeth are worn over 0.3mm.
(MA5)
(4) Cutter length
(5) Filing angle
(6) Side plate angle
(7) Top plate cutting angle
(1) Sprocket
■ SAW CHAIN
WARNING
■ GEAR CASE
The reduction gears are lubricated by
multipurpose, lithium-based grease in the
gearcase.
Supply new grease every 25 hours of use
or more often depending on the job
condition.
When adding lubricant, use a grease gun
to insert lubricant into the three grease
nipples located on the gear case. (MA9)
It is very important for smooth and
safe operation to keep the cutters
always sharp.
PS-EX MA9
Your cutters need to be sharpened when:
• Sawdust becomes powder-like.
• You need extra force to saw in.
• The cut way does not go straight.
• Vibration increases.
• Fuel consumption increases.
(1) Grease fitting
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EXZ2460S-PH
9. Maintenance
3. Place the RedMax Sweeper main gear
flat. Refill the gearcase with Mobil SHC
634 Synthetic Gear Oil to the top of the
main gear (60ml – 1.80zs), as shown.
DO NOT OVERFILL! (MA1)
(HE-EX2 only)
RMS-EX MA1
■ GEAR CASE
HE-EX MA1
• The reduction gears are lubricated by
multipurpose, lithium-based grease in
the gear case. At every 20 hours of
use, supply the gear case with new
grease.
• Remove the cutter holders before
installing new grease to arrange for old
grease to exit.
U
S
(1) End cap
(2) Main gear
4. Apply a continuous bead of loctite ultra
grey around the pilot diameter of the
end cap. Install the end cap, and then
install and firmly tighten the four end
cap bolts.
NOTE
• When removing and installing the cutter
holder(a), use care not to allow any dirt
and dust entering in to the gear case.
5. Install the drum and axle assemblies,
and then reconnect the spark plug wire.
IMPORTANT
(RMS-EX only)
• Use only Mobil SHC 634 Synthetic
Gear Oil.
■ GEARCASE LUBRICATION
With the exception of oil leaks or
• Do not mix other oils ar additives with
the RedMax Sweeper Gearcase Oil.
• Do not disturb the sealed end plug or
bolt on the gearcase (leakage may
occur).
contamination, the RedMax Sweeper's oil
filled gearcase is designed to last the life
of the machine under normal use:
• It is not necessary to add oil or to "top
off" the gearcase under normal
operating conditions.
• Do not use the RedMax Sweeper if oil
is leaking from the gearcase. Return
the machine to the dealer for repairs.
• For continuous heavy-duty
applications, (such as where the
machine will be stopped only during
refueling), RedMax recommends
replacing RedMax Sweeper gearcase
oil every 40 hours of operation.
WARNING
Make sure that the engine has stopped
and is cool before performing any
service to the machine. Contact with
moving sweeping head or hot muffler
may result in a personal injury.
■ REPLACING THE GEARCASE OIL
(MA1)
Warm the gearcase oil by running the
RedMax Sweeper at varying speeds for
approximately 8-10 minutes, and then
switch the engine to "OFF" and
disconnect the spark plug wire at the
engine. Use the following procedure to
remove and replace all gearcase oil.
1. Remove the drum and axle assemblies
(see page 12), and then remove the
four end cap bolts and the end cap (the
gearcase need not be removed from
the RedMax Sweeper).
2. Allow all used gearcase oil to drain into
a small container.
WARNING
BURN DANGER! The gearcase and oil
will be extremely hot after use!
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EXZ2460S-PH
10. Storage
• Aged fuel is one of major causes of
engine starting failure. Before storing
the unit, empty the fuel tank and run
the engine until it uses all the fuel left in
the fuel line and the carburetor. Store
the unit indoor taking necessary
measures for rust prevention.
11. Disposal
• When disposing your machine, fuel or
oil for the machine, be sure to allow
your local regulations.
12. Troubleshooting guide
Case 1. Starting failure
CHECK
PROBABLE CAUSES
incorrect fuel
ACTION
drain it and with correct fuel
clean
fuel tank
➞
➞
➞
➞
➞
➞
➞
fuel filter
➞
➞
➞
➞
➞
fuel filter is clogged
out of normal range
spark plug is fouled/wet
plug gap is incorrect
disconnected
carburetor adjustment screw
sparking (no spark)
adjust to normal range
clean/dry
correct (GAP: 0.65 mm)
retighten
spark plug
Case 2. Engine starts but does not keep running/Hard re-starting.
CHECK
PROBABLE CAUSES
incorrect fuel or staled fuel
out of normal range
carbon is built-up
ACTION
drain it and with correct fuel
adjust to normal range
wipe away
fuel tank
➞
➞
➞
➞
➞
➞
➞
➞
➞
➞
carburetor adjustment screw
muffler,cylinder (exhaust port)
air cleaner
clogged with dust
replace
cylinder fin, fan cover
clogged with dust
clean
When your unit seems to need further service, please consult with our service shop in your area.
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EXZ2460S-PH
FEDERAL AND CALIFORNIA EMISSIONS CONTROL WARRANTY
STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS
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S
The EPA (U.S. Environmental Protection Agency), CARB (California Air Resources Board), Environment
Canada and RedMax are pleased to explain the emissions control system's warranty on your 2009 and later
small off-road engine. In U.S. and Canada, new equipment that use small off-road engines must be designed,
built, and equipped to meet the applicable Federal or Californian stringent anti-smog standards. RedMax must
warrant the emissions control system on your small off-road engine for the period listed below provided there
has been no abuse, neglect or improper maintenance of your equipment. Your emissions control system may
include parts such as carburetor, ignition system, catalytic converter, fuel tank, filters and other associated
components. Also, included may be hoses, belts, connectors, sensors, and other emission-related assemblies.
Where a warrantable condition exists, RedMax will repair your small off-road engine at no cost to you including
diagnosis, parts and labor.
MANUFACTURER'S WARRANTY COVERAGE
This emissions control system is warranted for two years or if the product qualifies for a longer warranty period
resulting from the type of use, that period shall prevail. If any emissions-related part on your equipment is
defective, the part will be repaired or replaced by RedMax.
OWNER'S WARRANTY RESPONSIBILITIES
As the small off-road engine owner, you are responsible for performance of the required maintenance listed in
your Owner's Manual. RedMax recommends that you retain all receipts covering maintenance on your small off-
road engine, but RedMax cannot deny warranty solely for the lack of receipts or your failure to ensure the
performance of all scheduled maintenance. As the small off-road engine owner, you should however be aware
that the RedMax may deny you warranty coverage if your small off-road engine or a part has failed due to
abuse, neglect, or improper maintenance or unapproved modifications.
You are responsible for presenting your small off-road engine to a RedMax distribution center or service center
as soon as the problem exists. The warranty repairs should be completed in a reasonable amount of time, not to
exceed 30 days. If you have any questions regarding your warranty coverage, you should contact RedMax at 1-
800-291-8251 or via e-mail at [email protected].
WARRANTY COMMENCEMENT DATE
The warranty period begins on the date the engine or equipment is delivered to an ultimate purchaser.
LENGTH OF COVERAGE
RedMax warrants to the ultimate purchaser and each subsequent owner that the engine or equipment is
designed, built, and equipped so as to conform with all applicable regulations adopted by EPA and CARB, and
is free from defects in materials and workmanship that causes the failure of a warranted part for a period of two
years.
WHAT IS COVERED
REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part under the warranty
must be performed at no charge to the owner at a warranty station. Warranty services or repairs will be provided
at all RedMax distribution centers that are franchised to service the subject engines. Throughout the emissions
warranty period of two years, RedMax must maintain a supply of warranted parts sufficient to meet the expected
demand for such parts.
WARRANTY PERIOD Any warranted part that is scheduled for replacement as required in the maintenance
schedule, is warranted for the period of time prior to the first scheduled replacement point for that part. If the
part fails prior to the first scheduled replacement, the part will be repaired or replaced by RedMax at no cost.
Any such part repaired or replaced under warranty is warranted for the remainder of the period prior to the first
scheduled replacement point for the part. Any warranted part that is not scheduled for replacement as required
in the maintenance schedule, is warranted for two years or if the product qualifies for a longer warranty period
resulting from the type of use, that period shall prevail. If any such part fails during the period of warranty
coverage, it will be repaired and replaced by RedMax at no cost. Any such part repaired or replaced under the
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EXZ2460S-PH
warranty is warranted for the remaining warranty period. Any warranted part that is scheduled only for regular
inspection in the maintenance schedule will be warranted for a period of two years. A statement in such written
instructions to the effect of "repair or replace as necessary" will not reduce the period of warranty coverage. Any
such part repaired or replaced under warranty will be warranted for the remaining warranty period.
DIAGNOSIS The owner must not be charged for diagnostic labor that leads to the determination that a
warranted part is in fact defective, provided that such diagnostic work is performed at a warranty station.
CONSEQUENTIAL DAMAGES RedMax is liable for damages to other engine components proximately caused
by a failure under warranty of any warranted part.
EMISSION WARRANTY PARTS LIST
1. Air-induction system*
2. Fuel system*
3. Ignition system*
4. Fuel tank, cap and lines as applicable*
*some components only covered up to point specified by maintenance schedule
WHAT IS NOT COVERED
All failures caused by abuse, neglect or improper maintenance are not covered.
ADD-ON OR MODIFIED PARTS
Add-on or modified parts that are not exempted by CARB or EPA may not be used. The use of any non-
exempted add-on or modified parts will be grounds for disallowing a warranty claim. RedMax will not be liable to
warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.
HOW TO FILE A CLAIM
If you have any questions regarding your warranty rights and responsibilities, you should contact your nearest
authorized servicing dealer or contact RedMax at 1-800-291-8251 or via e-mail at [email protected].
WHERE TO GET WARRANTY SERVICE
Warranty services or repairs are provided through all RedMax authorized servicing dealers.
MAINTENANCE, REPLACEMENT AND REPAIR OF EMISSION-RELATED PARTS
Any replacement part may be used in the performance of any warranty maintenance or repairs and must be
provided without charge to the owner. Such use will not reduce the warranty obligations of the manufacturer.
MAINTENANCE STATEMENT
The owner is responsible for the performance of all required maintenance, as defined in the operator's manual.
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