Operator’s Manual
SNOW THROWER
MODEL
31AH7T74063
Storm Tracker
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
WARNING: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered,
brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state
laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator. In the State of California the above
is required by law (Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal
lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department,
P.O. Box 361131 Cleveland, Ohio 44136-0019.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
769-00395A.
(6/03)
FORM NO
.
PRINTED IN U.S.A.
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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES
This symbol points out important safety instructions, which if not followed, could endanger the personal
safety and/or property of yourself and others. Read and follow all instructions in this manual before
attempting to operate this machine. Failure to comply with these instructions may result in personal
injury. When you see this symbol—heed its warning.
WARNING: Engine Exhaust, some of its constituents, and certain vehicle components contain
or emit chemicals known to the State of California to cause cancer, birth defects or other
reproductive harm.
DANGER: This machine was built to be operated according to the rules for safe operation in this
manual. As with any type of power equipment, carelessness or error on the part of the operator can
result in serious injury. This machine is capable of amputating hands and feet and throwing objects.
Failure to observe the following safety instructions could result in serious injury or death.
7. Never attempt to make any adjustments while engine is
running, except where specifically recommended in the
1. Read, understand, and follow all instructions on the
operator’s manual.
TRAINING
machine and in the manual(s) before attempting to
8. Let engine and machine adjust to outdoor temperature
assemble and operate. Keep this manual in a safe place
before starting to clear snow.
for future and regular reference and for ordering
replacement parts.
9. To avoid personal injury or property damage use extreme
care in handling gasoline. Gasoline is extremely
2. Be familiar with all controls and their proper operation.
flammable and the vapors are explosive. Serious
Know how to stop the machine and disengage them
personal injury can occur when gasoline is spilled on
quickly.
yourself or your clothes, which can ignite. Wash your skin
3. Never allow children under 14 years old to operate this
and change clothes immediately.
machine. Children 14 years old and over should read and
a. Use only an approved gasoline container.
understand the operation instructions and safety rules in
b. Extinguish all cigarettes, cigars, pipes and other
this manual and should be trained and supervised by a
sources of ignition.
parent.
c. Never fuel machine indoors.
4. Never allow adults to operate this machine without
d. Never remove gas cap or add fuel while the
proper instruction.
engine is hot or running.
5. Thrown objects can cause serious personal injury. Plan
e. Allow engine to cool at least two minutes before
your snow-throwing pattern to avoid discharge of material
refueling.
toward roads, bystanders and the like.
f. Never over fill fuel tank. Fill tank to no more than
6. Keep bystanders, helpers, pets and children at least 75
½ inch below bottom of filler neck to provide space
feet from the machine while it is in operation. Stop
for fuel expansion.
machine if anyone enters the area.
g. Replace gasoline cap and tighten securely.
7. Exercise caution to avoid slipping or falling, especially
h. If gasoline is spilled, wipe it off the engine and
when operating in reverse.
equipment. Move machine to another area. Wait 5
minutes before starting the engine.
i. Never store the machine or fuel container inside
PREPARATION
where there is an open flame, spark or pilot light
1. Thoroughly inspect the area where the equipment is to
(e.g. furnace, water heater, space heater, clothes
be used. Remove all doormats, newspapers, sleds,
dryer etc.).
boards, wires and other foreign objects, which could be
j. Allow machine to cool at least 5 minutes before
tripped over or thrown by the auger/impeller.
storing.
2. Always wear safety glasses or eye shields during
operation and while performing an adjustment or repair to
OPERATION
protect your eyes. Thrown objects which ricochet can
cause serious injury to the eyes.
1. Do not put hands or feet near rotating parts, in the auger/
3. Do not operate without wearing adequate winter outer
impeller housing or discharge chute. Contact with the
garments. Do not wear jewelry, long scarves or other
rotating parts can amputate hands and feet.
loose clothing, which could become entangled in moving
2. The auger/impeller clutch lever is a safety device. Never
parts. Wear footwear which will improve footing on
bypass its operation. Doing so makes the machine
slippery surfaces.
4. Use a grounded three-wire extension cord and
unsafe and may cause personal injury.
3. The clutch levers must operate easily in both directions
and automatically return to the disengaged position when
5. Adjust collector housing height to clear gravel or crushed
released.
4. Never operate with a missing or damaged discharge
6. Disengage all clutch levers before starting the engine.
chute. Keep all safety devices in place and working.
receptacle for all units with electric start engines.
rock surfaces.
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5. Never run an engine indoors or in a poorly ventilated
area. Engine exhaust contains carbon monoxide, an
odorless and deadly gas.
6. Do not operate machine while under the influence of
alcohol or drugs.
MAINTENANCE AND STORAGE
1. Never tamper with safety devices. Check their proper
operation regularly. Refer to the maintenance and
adjustment sections of this manual.
2. Before cleaning, repairing, or inspecting machine
disengage all clutch levers and stop engine. Wait until the
auger/impeller come to a complete stop. Disconnect the
spark plug wire and ground against the engine to prevent
unintended starting.
3. Check bolts and screws for proper tightness at frequent
intervals to keep the machine in safe working condition.
Also, visually inspect machine for any damage.
4. Do not change the engine governor setting or over-speed
the engine. The governor controls the maximum safe
operating speed of the engine.
7. Muffler and engine become hot and can cause a burn. Do
not touch.
8. Exercise extreme caution when operating on or crossing
gravel surfaces. Stay alert for hidden hazards or traffic.
9. Exercise caution when changing direction and while
operating on slopes.
10. Plan your snow-throwing pattern to avoid discharge
towards windows, walls, cars etc. Thus, avoiding possible
property damage or personal injury caused by a ricochet.
11. Never direct discharge at children, bystanders and pets
or allow anyone in front of the machine.
5. Snow thrower shave plates and skid shoes are subject to
wear and damage. For your safety protection, frequently
check all components and replace with original
equipment manufacturer’s (OEM) parts only. “Use of
parts which do not meet the original equipment
specifications may lead to improper performance and
compromise safety!”
12. Do not overload machine capacity by attempting to clear
snow at too fast of a rate.
13. Never operate this machine without good visibility or light.
Always be sure of your footing and keep a firm hold on
the handles. Walk, never run.
14. Disengage power to the auger/impeller when
transporting or not in use.
6. Check clutch controls periodically to verify they engage
and disengage properly and adjust, if necessary. Refer to
the adjustment section in this operator’s manual for
instructions.
7. Maintain or replace safety and instruction labels, as
necessary.
15. Never operate machine at high transport speeds on
slippery surfaces. Look down and behind and use care
when in reverse.
16. If the machine should start to vibrate abnormally, stop the
engine, disconnect the spark plug wire and ground it
against the engine. Inspect thoroughly for damage.
Repair any damage before starting and operating.
17. Disengage all clutch levers and stop engine before you
leave the operating position (behind the handles). Wait
until the auger/impeller comes to a complete stop before
unclogging the discharge chute, making any
adjustments, or inspections.
18. Never put your hand in the discharge or collector
openings. Always use the clean-out tool provided to
unclog the discharge opening. Do not unclog discharge
chute while engine is running.Shut off engine and remain
behind handles until all moving parts have stopped
before unclogging.
8. Observe proper disposal laws and regulations for gas, oil,
etc. to protect the environment.
9. Prior to storing, run machine a few minutes to clear snow
from machine and prevent freeze up of auger/impeller.
10. Never store the machine or fuel container inside where
there is an open flame, spark or pilot light such as a water
heater, furnace, clothes dryer etc.
11. Always refer to the operator’s manual for proper
instructions on off-season storage.
WARNING: Restrict the use of this power
machine to persons who read, understand
and follow the warnings and instructions
in this manual and on the machine.
19. Use only attachments and accessories approved by the
manufacturer (e.g. wheel weights, tire chains, cabs etc.).
20. If situations occur which are not covered in this manual,
use care and good judgment. Contact your dealer or
telephone 1- (866) 840-6483 for assistance and the
name of your nearest servicing dealer.
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SECTION 2: ASSEMBLING YOUR SNOW THROWER
end of each cable) is attached to its actuator
bracket.
Unpacking
•
Remove screws from the top sides and ends of the
shipping crate.
•
Secure the upper handle and lower handle with the
two plastic wing nuts, cupped washers and carriage
bolts previously removed. Attach these hardware
on the lower hole in the handles. See Figure 2.
Tighten the two wing nuts already in place on the
upper holes and secure the handles firmly. Slide
the shift rod connector down over the end of the
lower shift rod. Tap the connector until it locks over
the lower shift rod. See Figure 2.
•
Set panel aside to avoid tire punctures or personal
injury.
Remove and discard plastic bag that covers unit.
Remove any loose parts included with unit (i.e.,
Operator’s Manual, etc.).
•
•
•
•
Roll unit out of crate.
Loose Parts
NOTE: If the connector is not properly assembled, the
shift rod will pivot and you will not be able to change
speeds or direction of movement.
The augers are secured to the auger shaft with two
shear bolts and hex lock nuts. If you hit a foreign object
or ice jam, the snow thrower is designed so that the
bolts may shear. Two replacement shear bolts and nuts
are provided for your convenience. Store in a safe
place until needed. See Figure 1.
Carriage
Bolt
Shear Bolts
Hex Lock
Cupped
Washer
Nuts
Figure 1
IMPORTANT: NEVER replace the auger shear bolts
with standard hex bolts. Any damage to the auger
gearbox or other components from using standard bolts
will not be covered by your snow thrower’s warranty.
Upper
Wing
Chute
Crank
Nut
Hairpin Clip
Items Required For Assembly
Carriage Bolt
1. Pair of pliers
2. Engine oil
Lower Chute Crank
3. Fresh gasoline
Before Assembly
•
Disconnect spark plug wire and ground it against
the engine to prevent unintended starting.
Figure 2
NOTE: All references in this manual to the left or right
side of the snow thrower is from the operating position
only. Exceptions, if any, will be specified.
Attaching Chute Crank
•
Remove the hairpin clip from the upper chute crank
and slide the upper chute crank through the upper
chute crank bracket and into the lower chute crank.
A pair of pliers may help in this job.
Assembling Handle
For shipping purposes, the upper handle is secured
loosely to the lower handle with four wing nuts.
•
•
Align the two holes on both chute cranks and insert
the hairpin clip removed earlier, through these
holes. See Figure 2.
If not already attached, slip the cables that run from
the handle panel to the discharge chute into the
cable guide located on top of the engine. See
Figure 3.
•
Remove the lower plastic wing nut, cupped washer
and carriage bolt from each side of the lower
handle. See Figure 2.
•
•
Raise the upper handle assembly until it locks over
the lower handle.
Look at the lower rear of the snow thrower frame to
be sure all the cables are aligned with the cable
roller guides. Make sure the spring (found at the
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•
Plug the wire from the headlight into the alternator
lead coming from the right side of the engine
underneath the fuel tank.
Cable
Cable
Guide
Alternator Lead
Alternator
Lead
Discharge
Chute
Lamp Wire
Figure 3
NOTE: Wheels are omitted from illustration for clarity.
•
Unwrap the headlight wire which is attached to the
headlight, beneath the handle panel. Wind the
headlight wire around the lower right handle until
excess slack is removed. See Figure 4.
Figure 4
Chute Clean-Out Tool
•
This tool, along with the electric cord, is fastened
with a cable tie to the rear of the auger housing for
shipping purposes. Cut the cable tie and remove
the electric cord before operating the snow thrower.
SECTION 3: KNOW YOUR SNOW THROWER
Traction Control /
Auger Control Lock
Shift Lever
Chute Tilt
Control
Heated Handles
Switch
Heated Grip
Headlight
Auger Drive Control
Electric
Starter
Button
Discharge
Chute
Track Steering
Control
Primer
Switch
Box
Chute Clean-Out
Tool
Recoil
Starter
Handle
Choke
Chute Directional
Control
Safety
Closed
Ignition Key
Throttle
Control
Open
Skid Shoe
Auger
Fuel Shut-Off Valve
*If Equipped
Figure 5
WARNING: Read, understand, and follow
all instructions and warnings on the
machine and in this manual before
operating.
Traction Control / Auger Control Lock
The traction control is located on the right handle.
Squeeze the traction control to engage the wheel drive.
Release to stop. See Figure 5.
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This same lever also locks the auger control so you
can turn the chute directional control without
interrupting the snow throwing process. If the auger
control is engaged along with the traction control, the
operator can release the auger control (on the left
handle) and the augers will remain engaged. Release
the traction control to stop both the augers and track
drive (auger control must also be released).
Chute Clean-Out Tool
The chute clean-out tool is designed to clear a clogged
discharge chute. Refer to page 10 for instructions on
how to properly use it.
WARNING: Never use your hand to clear a
clogged discharge chute. Shut off engine
and remain behind handles until all
moving parts have stopped before
unclogging.
IMPORTANT: Always release tractional control before
changing speeds.
Heated Handles Switch
Auger Drive Control
This switch is located on the right side of the snow
thrower dash panel. To activate the heated handles,
toggle the switch to the right to generate heat within the
handle grips. Toggle the switch to the left to the OFF
position after using the snow thrower. See Figure 5.
The auger drive control is located on the left handle.
Squeeze the control grip to engage the augers.
Release to stop the snow throwing action. (Traction
control must also be released.) See Figure 5.
NOTE: The heated handles grips are a compliment to,
not a substitute for, proper cold weather outerwear for
the operator’s hands. It is recommended that the snow
thrower operator wear gloves/mittens to avoid
extremities of winter while operating this equipment.
Chute Tilt Control
The distance snow is thrown can be changed by
adjusting the angle of the chute assembly. Move the
chute tilt control forward to decrease the distance,
toward the rear to increase. See Figure 5.
Track Steering Controls
Skid Shoe
The left and right track steering controls are located on
the underside of the handles and they are used to
assist in steering the snow thrower. Squeeze the right
track control when turning right, squeeze the left control
when turning left. Operate your snow thrower in open
areas until you become familiar with these controls.
See Figure 5.
The position of the skid shoe is determined by the
condition of the ground from where snow has to be
removed. See Figure 5.
Shift Lever
The shift lever is located in the center of the handle
panel and is used to determine both ground speed and
direction of travel. It can be moved into any of eight
positions. See Figure 5.
NOTE: It is easier to maneuver a non-running snow
thrower with both track steering controls held in
simultaneously.
Forward
Your snow thrower has six forward (F) speeds. Position
number one (1) is the slowest. Position number six (6)
is the fastest.
Throttle Control
The throttle control is located on the engine. It regulates
the speed of the engine and will shut off the engine
when pushed down completely. See Figure 5.
Reverse
Your snow thrower has two reverse (R) speeds. R1 is
the slower, while R2 is the faster of the two.
Fuel Shut-Off Valve (Optional Equipment)
IMPORTANT: Always release tractional control before
changing speeds.
On models so equipped, the fuel shut-off valve, located
under fuel tank, controls fuel-flow from the gas tank.
See Figure 5.
Chute Directional Control
The chute directional control is located on left side of
the snow thrower. See Figure 5.
Safety Ignition Key
The safety ignition key must be fully inserted in the
switch before the unit will start. Remove the ignition key
when the snow thrower is not in use. See Figure 5.
To change the direction in which snow is thrown, turn
chute directional control as follows:
•
•
Crank clockwise to discharge to the left.
Crank counterclockwise to discharge to the right.
IMPORTANT: Do NOT attempt to turn the key.
Headlight
The headlight is on whenever the engine is running.
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Track Lock Lever
Track Lock
Lever
The track lock lever is located on the right side of the
snow thrower and is used to select the position of the
auger housing and the method of track operation. Move
the lever to the right, then forward or backward to one of
the three positions. See Figure 6.
Packed
Snow
Transport: Raises the front end of the snow thrower for
easy transport. Using proper caution, this position may
also be used on many gravel driveways to clear snow
while leaving gravel undisturbed.
Normal Snow: Allows the tracks to be suspended
independently for continuous ground contact.
Normal
Snow
Transport
Packed Snow: Locks the front end of the snow thrower
down to the ground for hard-packed or icy snow
conditions.
Figure 6
SECTION 4: OPERATING YOUR SNOW THROWER
NOTE: Engine will not start unless ignition key is
inserted into ignition slot in carburetor cover.
Before Starting
WARNING: Read, understand, and follow
Electric Starter
all instructions and warnings on the
machine and in this manual before
operating.
•
Determine that your house wiring is a three-wire
grounded system. Ask a licensed electrician if you
are not certain.
•
If your house wiring system is not a three-wire
grounded system, do not use this electric starter
under any conditions.
Gas And Oil Fill-up
Service the engine with gasoline and oil as
instructed in the separate engine manual packed with
your snow thrower. Read instructions carefully.
WARNING: The electric starter is
equipped with a grounded three-wire
power cord and plug and is designed to
operate on 120 volt AC household
current. It must be used with a properly
grounded three-prong receptacle at all
times to avoid the possibility of electric
shock. Follow all instructions carefully
prior to operating the electric starter.
WARNING: Use extreme care when
handling gasoline. Gasoline is extremely
flammable and the vapors are explosive.
Never fuel machine indoors or while the
engine is hot or running. Extinguish
cigarettes, cigars, pipes and other
sources of ignition.
•
A plastic cup is provided inside the fuel fill opening
on the fuel tank. Remove and discard this cup
before filling up the tank. Use the separate fuel tank
cap to close after fill-up.
•
If your home electrical system is grounded, but a
three-hole receptacle is not available, one should
be installed by a licensed electrician before using
the electric starter.
•
•
If you have a grounded three-prong receptacle,
proceed as follows:
Connect power cord to switch box on engine. Plug
the other end of power cord into a three-prong, 120-
volt, grounded, AC receptacle.
Rotate choke knob to FULL choke position (cold
engine start). If engine is warm, place choke in OFF
position instead of FULL.
Push primer button two or three times for cold
engine start, making sure to cover vent hole in
primer button when pushing. DO NOT use primer to
restart a warm engine after a short shutdown.
Push starter button to start engine.
To Start Engine
•
Attach spark plug wire to spark plug. Make certain
the metal loop on end of the spark plug wire (inside
the boot) is fastened securely over the metal tip on
the spark plug.
•
•
•
•
•
Make certain the fuel shut-off valve, if so equipped,
is in the OPEN (vertical) position.
Make certain the auger and drive clutch levers are
in the disengaged (released) position.
Move throttle control up to FAST position. Insert
ignition key into slot. See Figure 5. Be certain it
snaps into place. Do not turn key.
•
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•
•
When engine starts, release starter button, and
move choke gradually to OFF. If engine falters,
move choke immediately to FULL and then
gradually to OFF.
When disconnecting the power cord, always unplug
from the three-prong receptacle first and then from
the snow thrower.
•
Wipe all snow and moisture from the carburetor
cover in the area of the control levers. Also, move
control levers back and forth several times.
To Engage Track Drive
•
With the engine running near top speed, move the
shift lever into one of the six FORWARD positions
or two REVERSE positions. Select a speed
appropriate for the snow conditions that exist.
Squeeze the auger control grip and the augers will
turn. Release it and the augers will stop.
Recoil Starter
•
Rotate choke knob to FULL choke position (cold
engine start). If engine is warm, place choke in OFF
position instead of FULL.
Push primer button three or four times for cold
engine start. DO NOT use primer to restart a warm
engine after a short shutdown.
•
•
•
Squeeze traction control grip and the snow thrower
will move. Release it and drive motion will stop.
IMPORTANT:NEVER move shift lever without releasing
the traction control. Doing so will cause premature wear
on the drive system’s friction wheel.
NOTE: Always cover vent hole in primer button when
pushing. Additional priming may be necessary for first
start if temperature is below 15°F.
To Engage Augers
•
•
Grasp starter handle and pull rope out slowly, until
it pulls slightly harder. Let rope rewind slowly.
Pull starter handle rapidly. Do not allow handle to
snap back. Allow it to rewind slowly while keeping a
firm hold on the starter handle.
Repeat the previous steps until engine starts.
As engine warms up and begins to operate evenly,
rotate choke knob slowly to OFF position. If engine
falters, return to FULL choke, then slowly move to
OFF position
•
To engage the augers and start throwing snow,
squeeze the auger control grip against the left
handle.
•
To disengage power to the augers, release both the
auger control and the traction control, if engaged.
•
•
The auger control can be locked so you can turn the
electric chute directional control without interrupting the
snow throwing process.
Auger Control Test
IMPORTANT: Perform the following test before
operating your snow thrower for the first time and at the
start of each winter season.
To Stop Engine
•
Run engine for a few minutes before stopping to
help dry off any moisture on the engine.
To help prevent possible freeze-up of starter,
proceed as follows.
Check the adjustment of the auger control as follows:
•
•
When the auger control is released and in the
disengaged “up” position, the cable should have
very little slack. It should NOT be tight.
Electric Starter:
•
Connect power cord to switch box on engine, then
•
In a well-ventilated area, start the snow thrower
engine as instructed earlier in this section under the
heading Starting Engine. Make sure the throttle is
set in the FAST position.
to 120 volt AC receptacle. With the engine running,
push starter button and spin the starter for several
seconds. The unusual sound made by spinning the
starter will not harm engine or starter. Disconnect
the power cord from receptacle first, and then from
switch box.
•
•
While standing in the operator’s position (behind
the snow thrower), engage the auger.
Allow the auger to remain engaged for
Recoil Starter
approximately ten (10) seconds before releasing
the auger control. Repeat this several times.
With the engine running in the FAST position and
the auger control lever in the disengaged “up”
position, walk to the front of the machine.
Confirm that the auger has completely stopped
rotating and shows NO signs of motion.
•
With engine running, pull starter rope with a rapid,
continuous full arm stroke three or four times.
Pulling the starter rope will produce a loud clattering
sound, which is not harmful to the engine or starter.
To stop engine, move throttle control to “stop” or
“off” position.
•
•
•
•
•
Remove ignition key. Do not turn key.
Disconnect the spark plug wire from the spark plug
to prevent accidental starting while equipment is
unattended.
IMPORTANT: If the auger shows ANY signs of rotating,
immediately return to the operator’s position and shut
off the engine. Wait for ALL moving parts to stop before
re-adjusting the auger control.
NOTE: Do not lose ignition key. Keep it in a safe place.
Engine will not start without ignition key.
•
To readjust the control cable, loosen the hex jam
nut on the auger control cable “Z” fitting.
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•
Rotate the coupling end of the cable
counterclockwise to provide more slack.
Retighten the hex jam nut. See Figure 7.
Repeat Auger Control Test to verify proper
adjustment has been achieved.
Drift Cutters (If Equipped)
Drift cutters should be used when operating the snow
thrower in heavy drift conditions.
•
•
On models so equipped, drift cutters are assembled to
the auger housing inverted. Remove the carriage bolts
by unthreading the hex nuts which secure them, and
reinstall the drift cutters in their proper position before
operating the snow thrower. See Figure 8.
Auger
Control
If your unit is not equipped with drift cutters, contact
Customer Support as instructed on page 2 for
information regarding price and availability.
Snow Thrower Model
Drift Cutter Kit
All models
OEM-390-679
Z-End
Jam Nut
Auger
Control Cable
Figure 7
Chute Clean-Out Tool
Drift
Cutter
The chute clean-out tool is conveniently fastened to the
rear of the auger housing with a mounting clip. Should
snow and ice lodge itself in the discharge chute during
operation, proceed as follows to safely clean the chute
and chute opening:
Carriage Screws
& Hex Nuts
Figure 8
•
Release both the Auger Control Lever and the
Traction/Auger Control Lock Lever.
Operating Tips
•
•
Stop the engine by removing the ignition key.
Remove the clean-out tool from the clip which
secures it to the rear of the auger housing.
Use the shovel-shaped end of the clean-out tool to
dislodge and scoop any snow and ice which has
formed in and near the discharge chute.
NOTE: Allow the engine to warm up for a few minutes.
The engine will not develop full power until it reaches
operating temperature.
•
WARNING: The temperature of the muffler
and the surrounding areas may exceed
WARNING: Never use your hands to clean
snow and ice from the discharge chute or
auger housing
°
150 F. Avoid these areas.
•
For the most efficient snow removal, remove snow
immediately after it falls.
Discharge the snow downwind whenever possible.
Slightly overlap each previous path.
Set the skid shoes 1/4" below the shave plate for
normal usage. The skid shoes may be adjusted
upward (to lower the shave plate) for hard-packed
snow. Adjust downward (to raise the shave plate)
when using on gravel or crushed rock.
•
•
Refasten the clean-out tool to the mounting clip on
the rear of the auger housing, reinsert the ignition
key and start the snow thrower’s engine.
While standing in the operator’s position (behind
the snow thrower), engage the auger clutch lever
for a few seconds to clear any remaining snow and
ice from the discharge chute.
•
•
•
•
•
Be certain to follow the precautions found in the To
Stop Engine section to prevent possible freeze-up.
Clean the snow thrower thoroughly after each use.
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SECTION 5: MAKING ADJUSTMENTS
WARNING: NEVER attempt to make any
adjustments while the engine is running,
except where specified in the operator’s
manual.
•
Tip the snow thrower forward, allowing it to rest on
the auger housing. See Figure 9.
Frame Cover
Chute Assembly
The distance snow is thrown can be adjusted by
changing the angle of the chute assembly. Move the
chute tilt control forward to decrease the distance,
toward the rear to increase.
Auger Control
Refer to Auger Control Test in the Operating Section to
adjust the auger control.
Traction Control and Shift Lever
Auger
Housing
To check the adjustment of the traction control and shift
lever, proceed as follows:
•
To check the adjustment of the traction control
clutch and shift lever, proceed as follows:
With the engine off, move the shift lever all the way
forward to the highest speed. With the traction
control lever released, push the snow thrower
forward. The unit should roll forward. Then engage
the traction control grip. The wheels should stop
turning.
•
Figure 9
•
•
Remove the frame cover underneath the snow
thrower by removing the six self-tapping screws.
With the traction control released, there must be
clearance between the friction wheel and the drive
plate in all positions of the shift lever.
•
•
Now release the traction control grip and push the
unit again.
Move the shift lever back to the fast reverse
position then all the way forward again. There
should be no resistance in the shift lever, and the
wheels should keep turning.
If you have resistance when moving the shift lever
or the wheels stop when they should not, loosen
the jam nut on the traction control cable and
unthread the cable one turn.
If the wheels do not stop when you engage the
traction control clutch grip, loosen the jam nut on
the traction control cable and thread the cable in
one turn.
•
With the traction control engaged, the friction wheel
must contact the drive plate. See Figure 10.
If adjustment is necessary:
•
•
•
Loosen the jam nut on the traction drive cable.
Adjust the cable as necessary.
Retighten the jam nut to secure the cable when
correct adjustment is reached.
•
•
•
Reassemble the frame cover.
Drive
Cable
Gear Shaft
Recheck the adjustment and repeat as necessary.
Tighten the jam nut to secure the cable when
correct adjustment is reached.
Pivot Rod
Friction Wheel
Rubber
WARNING: Drain the gasoline out of the
snow thrower’s tank, or place a piece of
plastic film under the gas cap to avoid
spillage BEFORE making the adjustment.
Drive
Plate
To test further for correct adjustment, if necessary,
proceed as follows:
Figure 10
NOTE: If you placed plastic film under the gas cap, be
certain to remove it before operating the snow thrower.
11
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Shift Rod Adjustment
Skid Shoes
To adjust the shift rod, proceed as follows:
The space between the shave plate and the ground can
be adjusted. See Figure 12.
•
Remove the hairpin clip and slide the shift rod
connector up, to separate the upper shift rod from
the lower shift rod. See Figure 11.
•
For close snow removal on a smooth surface, raise
skid shoes higher on the auger housing.
Use a middle or lower position when the area to be
cleared is uneven.
•
•
Place the shift lever into the sixth (6) position.
Rotate the shift arm clockwise (from the operator’s
position) as far as it will go.
•
•
Thread the upper shift rod downward until the
elbow on its lower end aligns with the hole found in
the lower shift rod.
Shift Lever
Hairpin Clip
Carriage
Bolts
Hex Nuts
Skid
Shoes
Ferrule
Flat
Washer
Figure 12
Upper Shift Rod
WARNING: Do not operate this snow
thrower on gravel as loose gravel can be
easily picked up and thrown by the auger
causing injury to the operator and/or
damage to the snow thrower.
Hairpin Clip
Shift Rod
Connector
Lower Shift Rod
•
•
•
Adjust skid shoes by loosening the three hex nuts
and carriage bolts. Move skid shoes to desired
position.
Make certain the entire bottom surface of skid shoe
is against the ground to avoid uneven wear on the
skid shoes. Retighten nuts and bolts securely.
Repeat on the other side of the snow thrower.
Shift Arm
Figure 11
•
Reconnect the upper shift rod to the lower shift rod
by reinserting the hairpin clip removed earlier and
sliding the shift rod connector back down into place.
Carburetor
IMPORTANT:Make certain to check for correct
adjustment of the shift rod as instructed under Final
Adjustments in the Assembly Section, before operating
the snow thrower.
•
Minor carburetor adjustment may be required to
compensate for differences in fuel, temperature,
altitude and load.
•
Refer to the separate engine manual, packed with
your unit, for carburetor adjustment information.
SECTION 6: MAINTAINING YOUR SNOW THROWER
WARNING: Before lubricating, repairing,
or inspecting, disengage all clutch levers
Lubrication
Engine
and stop engine. Wait until all moving
parts have come to a complete stop.
Disconnect spark plug wire and ground it
against the engine to prevent unintended
starting.
Refer to the separate engine manual packed with your
unit for all engine lubrication instructions.
WARNING: If any adjustments need to be
made to the engine while the engine is
running (e.g. carburetor), keep clear of all
moving parts. Be careful of muffler, engine
and other surrounding heated surfaces.
12
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Gear Shaft
Auger Shaft
Lubricate the gear shaft with 6-n-1 grease at least once
a season or after every 25 hours of operation (available
at automotive stores, or order part number 737-0170).
Refer to Figure 10.
•
At least once a season, remove the shear bolts
from the auger shaft and spray lubricant inside the
shaft. See Figure 14.
Grease Fittings
Vent Plug
IMPORTANT: Keep all grease and oil off of the rubber
friction wheel and aluminum drive plate.
Chute Directional Control
•
The worm gear on the chute directional control
should be greased with multipurpose automotive
grease.
Gear Case
The gear case is lubricated with grease at the factory
and it does not require checking. If disassembled for
any reason, lubricate with 2 ounces of Shell Alvania
grease EPR00, part number 737-0168. Before
reassembling, remove old sealant and apply new
sealant. See Figure 14.
Plastic
Bearing
Plastic
Bearings
Shear Bolt
Figure 14
Bearing
Shear Bolt
To check the level of grease in the gear case, remove
the vent plug. If necessary, add grease using a grease
gun and the grease fitting on the side of the gear case.
•
Grease fittings can be found at either end of the
auger shaft. Lubricate with a grease gun once a
season. See Figure 14.
IMPORTANT: Do not overfill the gear case, since
damage to the seals could result. Be sure the vent plug
is free of grease in order to relieve pressure.
Auger Bearings
Every season lubricate the auger bearings and the
bearings on the side of the frame with light oil. See
Figure 14.
Traction Control / Auger Control Lock
The cams on the ends of the control rods which
interlock the traction drive and auger drive controls
must be lubricated at least once a season or every 25
hours of operation. The cams can be accessed beneath
the handle panel. Use a multi-purpose automotive
grease. See Figure 13.
Drive and Shifting Mechanism
Lubricate at least once a season or after every 25 hours
of operation. Remove the rear cover, lubricate any
chains, sprockets, gears, bearings, shafts, and shifting
mechanism at least once a season. Use engine oil or a
spray lubricant. Avoid getting oil on the friction
wheel rubber and aluminum drive plate. Refer to
Figure 10.
Handle Panel
There is a grease fitting on the top of the axle shaft
which drives the rear track drive wheels on both sides
of the unit. Grease these fittings every 25 hours or once
a season.
Lube Cams Here
Control Rods
Figure 13
13
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SECTION 7: SERVICING YOUR SNOW THROWER
WARNING: Before servicing, repairing, or
inspecting, disengage all clutch levers and
Shear Bolts
stop engine. Wait until all moving parts
have come to a complete stop. Disconnect
spark plug wire and ground it against the
engine to prevent unintended starting.
Augers
•
The augers are secured to the spiral shaft with two
shear bolts and hex lock nuts. If you hit a hard
foreign object or ice jam, the snow thrower is
designed so that the bolts may shear.
Refer to Figure 14.
•
If the augers will not turn, check to see if the bolts
have sheared. Replacement shear bolts and hex
lock nuts have been provided with the snow
thrower. When replacing bolts, spray an oil
lubricant into shaft before inserting new bolts.
Washer
Hex Nut
Carriage
Bolt
Shave
Plate
Figure 15
IMPORTANT:NEVER replace the auger shear bolts with
standard hex bolts. Any damage to the auger gearbox
or other components as a result of doing so will NOT be
covered by your snow thrower’s warranty.
Belt Removal And Replacement
Auger Belts
NOTE: It is necessary to remove both belts in order to
change either one. If changing just one belt, be certain
to check the condition of the other belt.
Shave Plate and Skid Shoes
•
The shave plate and skid shoes on the bottom of
the snow thrower are subject to wear. They should
be checked periodically and replaced when
necessary.
•
Disconnect the chute crank assembly at the
discharge chute end by removing the hairpin clip
and the flat washer. See Figure 16A.
•
•
Remove the engine shroud by removing the lock
nuts and bolts securing it. See Figure 16B.
Remove the plastic belt cover at the front of the
engine by removing the two self-tapping screws.
See Figure 16B.
•
•
Remove the six carriage bolts, belleville washers
and hex nuts which attach two skid shoes to the
snow thrower on two sides. See Figure 12.
Reassemble new skid shoes with the hardware
removed earlier (cupped side of belleville washer
against the skid shoes). Make certain the skid
shoes are adjusted to be level.
•
•
Drain the gasoline from the snow thrower, or place
a piece of plastic film under the gas cap.
Tip the snow thrower up and forward so that it rests
on its auger housing. Refer to Figure 9.
•
•
To remove the shave plate, remove the carriage
bolts, belleville washers and hex nuts which attach
the shave plate to the snow thrower housing. See
Figure 15.
Reassemble the new shave plate, with heads of
carriage bolts to the inside of the housing. Tighten
securely.
14
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Lock Nut
Engine
Shroud
A
Self-Tapping
Screw
Support
Bracket
Belt
Cover
Frame
Hex
Bolt
Chute
Crank
Auger
Pulley
Support
Bracket
Spring
Rear
Auger
Hairpin
Clip, Flat
Washer
Belt
Auger
Housing
Front
Auger Belt
Idler
Spring
B
Figure 16
Figure 18
•
•
•
•
Remove the six self-tapping screws from the frame
cover underneath the snow thrower.
Roll the front and rear auger belts off the engine
pulley. See Figure 17.
Unhook the idler spring from the hex bolt on the
auger housing. See Figure 18.
Back out the stop bolt until the support bracket
rests on the auger pulley. See Figure 19.
Drive Belt
•
•
•
•
Follow the first six steps of the instructions for
servicing the auger belts.
Pull the idler pulley up and lift the belt off the engine
pulley and friction wheel disc. See Figure 17.
Back out the stop bolt until the support bracket
rests on the auger pulley. See Figure 19.
Slip the belt between the friction wheel and drive
disc. Remove and replace the belt. Reassemble
following the instructions in reverse order.
NOTE: Loosening the six nuts that connect the frame to
the auger housing may aid in belt removal.
NOTE: The support bracket must rest on the stop bolt
after the new belt has been assembled. See Figure 19.
Drive
Pulley
Friction
Wheel
Auger
Drive
Drive Plate
Pulley
Belt
Idler
Pulley
Idler
Pulley
Stop Bolt
Auger
Belts
Frame
Support Bracket
Auger Pulley
Figure 17
•
•
Lift the auger belt from the auger pulley, and slip
belt between the support bracket and the auger
pulley. Repeat this step for the front auger belt. See
Figure 18.
Replace both auger drive belts by following
instructions in reverse order.
Figure 19
Replacing Friction Wheel Rubber
The rubber on the friction wheel is subject to wear and
should be checked after 25 hours of operation, and
periodically thereafter. Replace the friction wheel
rubber if any signs of wear or cracking are found.
NOTE: If you placed plastic film under the gas cap, be
certain to remove it before operating the snow thrower.
•
Drain the gasoline from the snow thrower.
15
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•
•
•
•
Tip the snow thrower up and forward, so that it rests
on the housing. Refer to Figure 9.
Remove six self-tapping screws from the frame
cover underneath the snow thrower.
Remove the click pins which secure the wheels,
and remove the wheels from the axle.
Using a 7/8" wrench to hold the shaft, loosen, but
do not completely remove, the hex bolt and bell
washer on the left end of gear shaft. See Figure 20.
Lightly tap the hex nut to dislodge the ball bearing
from the right side of frame before removing the hex
nut and bell washer from left end of shaft.
Shift Rod
Assembly
A
Sprocket
Spacer
Pin
Friction Wheel
Assembly
Support
Bracket
•
Shaft
Screws
B
Friction Wheel Rubber
Hub
Hex Bolt &
Bell Washer
Track
Friction Wheel
Plates
Figure 21
Off-Season Storage
WARNING: Never store the machine or
fuel container indoors where there is an
open flame, spark, or pilot light such as on
water heater, furnace, clothes dryer, or
other gas appliance.
Figure 20
•
•
•
•
Move the gear shaft to the right and slide the friction
wheel assembly from the shaft. See Figure 21A.
Remove the four screws from the friction wheel
assembly. See Figure 21B.
Remove the friction wheel rubber from between the
friction wheel plates.
Reassemble new friction wheel rubber to the
friction wheel plates and hub, tightening the four
screws in rotation and with equal force.
Position the friction wheel assembly up onto the pin
of the shift rod assembly, and slide the shaft
through the assembly. Reassemble in reverse
order.
WARNING: Drain fuel into an approved
container outdoors, away from an open
flame. Allow engine to cool. Extinguish
cigarettes, cigars, pipes, and other
sources of ignition prior to draining fuel.
Fuel left in engine for extended periods
deteriorates and will cause starting
problems.
•
If unit is to be stored over 30 days, prepare for storage
as follows:
•
Remove gasoline from carburetor and fuel tank to
prevent gum deposits from forming on these parts
and causing possible malfunction of engine.
Run engine until fuel tank is empty and engine
stops due to lack of fuel.
Engine
•
•
Refer to the separate engine manual packed with your
unit for all engine maintenance procedures.
Drain carburetor by pressing upward on bowl drain,
located below the carburetor cover.
NOTE: Fuel stabilizer is an acceptable alternative in
minimizing the formation of fuel gum deposits during
storage. Do not drain carburetor if using fuel stabilizer.
16
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•
•
Wipe equipment with an oiled rag to prevent rust.
Remove spark plug and pour one ounce of engine
oil through spark plug hole into cylinder. Cover
spark plug hole with rag. Crank engine several
times to distribute oil. Replace spark plug.
Follow the lubrication recommendations found in
the Maintenance Section.
NOTE: When storing any type of power equipment in
an unventilated or metal storage shed, care should be
taken to rust proof the equipment. Using a light oil or
silicone, coat the equipment, especially any chains,
springs, bearings, and cables.
•
•
Always store the snow thrower in a clean, dry area.
SECTION 8: TROUBLESHOOTING
Problem
Cause
Remedy
Engine fails to start
1. Fuel tank empty, or stale fuel.
1. Fill tank with clean, fresh gasoline. Fuel
becomes stale after thirty days.
2. Clean the fuel line.
2. Blocked fuel line.
3. Choke not in the ON position
4. Faulty spark plug.
3. Move switch to the ON position
4. Clean, adjust gap or replace.
5. Safety key not in ignition switch on engine.
6. Spark plug wire disconnected.
5. Insert the key fully into the switch.
6. Connect spark plug wire.
7. Primer button not being used properly.
8. Fuel shut-off valve closed. (If Equipped)
7. Refer to the engine manual.
8. Open fuel shut-off valve. (If Equipped)
Engine runs erratic
1. Unit running on CHOKE.
2. Blocked fuel line or stale fuel.
1. Move the choke lever to OFF position.
2. Clean the fuel line; fill the tank with clean,
fresh gasoline.
3. Water or dirt in the fuel system.
3. Drain the fuel tank and carburetor. Refill with
fresh fuel.
Loss of power
1. Spark plug wire loose.
2. Gas cap vent hole plugged.
1. Connect and tighten spark plug wire.
2. Remove ice and snow from gas cap. Be
certain vent hole is clear.
Excessive vibration
1. Loose parts or damaged auger.
1. Stop the engine immediately and disconnect
the spark plug wire. Tighten all bolts and nuts.
If vibration continues, have the unit serviced
by an authorized service dealer.
Unit fails
to propel itself
1. Traction control cable in need of adjustment. 1. Adjust traction control cable. Refer to Making
Adjustment Section.
2. Replace drive belt. Refer to the Service
Section.
2. Drive belt loose or damaged.
Unit fails
to discharge snow
1. Discharge chute clogged.
1. Stop engine and disconnect spark plug wire.
Clean discharge chute and inside of auger
housing.
2. Shear bolt sheared.
2. Replace shear bolt.
3. Foreign object lodged in auger.
3. Stop engine immediately and disconnect
spark plug wire. Remove object from auger.
4. Adjust auger control cable. Refer to the
Making Adjustments Section.
4. Auger control cable in need of adjustment.
5. Auger belt loose or damaged.
6. Shear bolt(s) sheared.
5. Refer to Service Section.
6. Replace shear bolt(s).
Electric chute fails to
turn
1. Loose electrical connections.
1. Make sure all connections are tight and fully
installed.
2. Blown Fuse.
2. Replace fuse. Located under handle panel
near switch connector.
Electric chute turns in
opposite direction of the
switch
1. The switch connector is installed backwards 1. Unplug the switch connector under the handle
panel. Turn connector 180° and reconnect.
17
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68
SECTION 9: PARTS LIST FOR MODEL 31AH7T74063
58
27
72
65
57
70
72
73
88
53
55
27
71
69
27
82
83
63
67
80
68
74
59
11
54
69
89
90
27
81
87
56
76
31
58
77
15
45
78
66
79
9
60
11
75
9
62
90
29
51
13
40
46
52
2
5
13
47
8
5
14
17
20
22
10
14
21
3
11
18
16
50
12
9
41
40
4
1
11
15
19
28
14
48
49
25
31
86
35
43
9
85
23
35
39
38
7
26
64
37
35
84
18
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Model 31AH7T74063
Ref.
No.
Ref.
No.
Part No.
Part Description
Cable Bracket
Part No.
Part Description
50.
51.
52.
53.
54.
55.
56.
57.
58.
59.
60.
62.
63.
64.
65.
66.
67.
68.
69.
70.
71.
72.
73.
74.
75.
76.
77.
78.
79.
80.
81.
82.
83.
84.
85.
86.
87.
88.
89.
90.
784-5594
784-5604
629-04007
684-0036A
684-0037B
710-1003
712-0271
712-0693
716-0398
720-0232
725-1672
725-1756
725-1658
710-0451
731-04068
736-0226
747-1136
714-0507
747-0877
784-5680
784-5679
748-0362
748-0363
732-0145
710-0459A
784-5619A
712-0116
732-0193
736-0105
784-5682
784-5681
711-0653
684-0102
710-3015
710-0643
736-0119
736-0509
732-0746
735-0199A
746-0778
1.
684-0008A
710-0458
710-0449
710-0788
710-0837
710-1880
711-0677
712-0429
712-3068
714-0104
720-0284
725-1757
736-0242
736-0275
736-0451
747-0620A
747-0621
749-0951
749-0952A
749-0953A
750-0963
784-5647
710-0262
710-0703
710-0599
712-3010
710-0805
710-0895
712-3027
731-1379C
731-0851A
731-1300B
731-1313C
731-04427
736-0159
736-0506
746-0896
746-0901
741-0475
710-04071
Shift Arm Assembly
Carriage Bolt 5/16-18 x 1.75”
Carriage Bolt 5/16-18 x 2.25”
TT Screw 1/4-20 x 1”
C-Sunk Screw #10-16x 0.625”
Hex Screw 5/16-18 x.75”
Ferrule
Handle: Chute Tilt
Upper Harness Assembly
Engagement Handle Assy. RH
Engagement Handle Assy. LH
Special Hex Screw
Hex Sems Nut: 1/4-20
Hex Nut
2.
3.
4.
5.
7.
8.
9.
Hex Lock Nut 5/16-18
Hex Nut 5/16-18
Lock Ring: Toggle Switch
Shift Knob
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
25.
26.
27.
28.
29.
31.
35.
37.
38.
39.
40.
41.
43.
45.
46.
47.
48.
49.
Cotter Pin
Lamp Housing
Handle Knob
Toggle Switch: Single Switch
Halogen Lamp: 27W, 12V
Carriage Bolt 5/16-18 x.750
Handle Panel
Heated Grip
Belleville Washer
Flat Washer
Saddle Washer
Flat Washer
Shift Rod: Upper
Headlight Retainer
Cotter Pin: 3/32 x.75
Cam Rod
Shift Rod: Lower
Lower Handle
Upper Handle: L Style RH
Upper Handle: L Style LH
Connector: Shift Rod
Chute Crank Bracket
Carriage Bolt: 5/16-18 x 1.5”
Carriage Screw: 1/4-20
TT Screw: 1/4-20 x 0.5”
Hex Nut 5/16-18
RH Handle Support Bracket
LH Handle Support Bracket
Cam Handle Lock
Handle Lock Pawl
Compression Spring:.36 x 1.0
Hex Cap Screw: 3/8-24 x 1.5
Shift Handle
Jam Nut, 3/8-24
Hex Screw: 5/16-18 x 1.5”
Hex Screw AB:1/4-14 x 0.625”
Hex Flange Lock Nut
Chute Adapter
Comp. Spring:.39 x.6 x.88
Bell Washer
RH Handle Support Bracket
LH Handle Support Bracket
Clevis Pin
Chute Flange Keeper
Lower Chute
Handle Panel
Cable Guide: Chute Tilt
Upper Chute
Screw 1/4-20 x.75
Screw 5/16-18 x 1.00
Lock Washer 5/16
Special Washer
5/16 Washer
Special Washer
Control Cable
Torsion Spring
Control Cable
Rubber Bumper
Plastic Bushing
Z-Fitting
Carriage Bolt 5/16-18 x 1.00
19
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Model 31AH7T74063
54
53
52
45
47
2
3
4
51
44
43
1
55
5
11
10
46
16
15
18
6
14
12
7
8
13
16
22
27
10
34
28
21
9
13
38
26
30
19
35
32
18
31
16
41
36
33
17
37
39
40
24
40
42
39
29
50
20
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Model 31AH7T74063
Ref.
No.
Ref.
Part No.
Part Description
Skid Shoe
Part No.
No.
Part Description
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
784-5038B
736-0242
712-3010
784-5582A
710-0451
684-0065
715-0114
618-0416A
605-5196A
736-0188
741-0493A
605-5197A
710-0890A
714-0104
736-0185
684-0053B
714-0145
747-0737
720-0201A
726-0100
737-3000
710-3015
705-5266
736-0270
712-0287
741-0475
1.
2.
712-0116
756-0178
784-5632B
710-0459A
738-0281
736-0167
732-0611
712-3068
710-0276
736-0119
05931A
Lock Jam Nut 3/8-24
Bell Washer
Flat Idler
Hex Nut 5/16-18
Shave Plate
3.
Auger Idler Arm
4.
Hex Cap Screw 3/8-24 x 1.50
Shoulder Screw
Carriage Bolt 5/16-18 x 1.00
Impeller Assembly
Pin
5.
6.
Flat Washer.656 ID x 1.25 OD
Extension Spring
7.
Gear Assembly Complete, 28”
Spiral Assembly: RH 28”
Flat Washer
8.
Hex Nut 5/16-18
9.
Carriage Bolt, 5/16-18 x 1.00
Lock Washer 5/16
Housing
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
21.
22.
24.
26.
27.
28.
29.
Flange Bushing
Spiral Assembly: LH 28”
Shear Bolt 5/16-18 x 1.5
Hairpin Clip
741-0309
710-0451
705-5226
684-04003
712-3010
712-0429
736-0242
736-0320
731-2635
731-2643
784-0399
710-0726
736-0169
712-0798
741-0245
Ball Bearing
Carriage Bolt, 5/16-18 x.75
Chute Reinforcement
Auger Housing Assy. 28”
Hex Nut 5/16-18
Flat Washer
Chute Crank Assembly
Hairpin Clip
Lock Nut 5/16-18
Upper Chute Crank
Chute Crank Knob
Push Cap
Belleville Washer
Flat Wshr,.38ID x 1.38 OD
Clean-Out Tool Mount
Clean-Out Tool
Lube Fitting
Screw 1/4-20 x.75
Chute Crank Bracket
Bell Washer.265 x.75 x.062
Hex Nut 1/4-20
Bearing Housing
Hex Screw 5/16-12
Lock Washer 3/8
Hex Nut 3/8-16
Plastic Bushing.380ID
Hex Flange Bearing
21
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Model 31AH7T74063
33
31
30
27
28
1
Supplied
on engine
29
2
32
26
3
4
8
9
7
4
10
11
12
15
16
19
6
5
16
16
19
16
21
22
13
23
14
17
18
25
20
24
22
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Model 31AH7T74063
Ref.
No.
Part No.
710-1652
Part Description
1.
Hex Washer Screw 1/4-20 x.625
Belt Cover
2.
731-1324
732-0710
710-0627
710-3005
05896A
3.
Extension Spring
Hex Screw 5/16-24 x.75
Hex Cap Screw 3/8-16 x 1.25
Drive Clutch Idler Bracket
Shoulder Spacer
Pulley Half
4.
5.
6.
7.
748-0234
756-0987
754-0346
756-0986
736-0270
710-0230
756-0313
710-1245B
712-0181
756-0569
736-0242
736-0505
754-0430B
756-0967
736-0247
736-0331
710-0696
748-0360
710-0654A
629-0071
OEM-390-987
751428974
75142896
7511A173106
684-04014A
710-04082
712-3004A
8.
9.
V-Belt
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
Pulley Half
Bell Washer
Hex Cap Screw 1/4-28 x.50
Flat Idler
Lock Hex Cap Screw 5/16-24
Lock Jam Nut 3/8-16
Pulley Half
Bell Washer
Flat Washer
Belt
Auger Pulley
Flat Washer 3/8 x 1.25 OD
Bell Washer
Hex Cap Screw 3/8-24
Adapter Pulley
Hex Screw 3/8-16 x 1.0
Extension Cord
Electric Start Kit
Hex Screw #6-32 x 2.5
Hex Screw 1/4-20 x.500
Electric Starter
Engine Shroud Assembly
Screw #10-16 x.75
Flange Lock Nut 5/16-18
IMPORTANT: For a proper working machine, use Factory
Approved Parts.
V-BELTS are specially designed to engage and disengage
safely. A substitute (non OEM) V-Belt can be dangerous by
not disengaging completely
23
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Model 31AH7T74063
34
33
22
32
35
32
30
23
25
31
19
29
26
21
32
27
24
20
19
18
30
17
29
26
19
16
27 32
25
24
23
22
20
10
2
18
19
21
14
36
28
11
3
30
12
8
4
13
1
9
7
6
5
15
2
38
39
2
37
40
41
24
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Model 31AH7T74063
Ref.
No.
Ref.
Part No.
Part Description
Part No.
No.
Part Description
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
736-0270
736-0176
741-1111
710-0643
748-0234
710-0604A
684-0031
738-0924
756-0625
784-5688
710-0599
784-5590
684-0014B
784-5687A
710-0809
618-0063A
718-0301A
735-0243B
790-00011
790-00010
Bell Washer.265 ID x.75 OD
Flat Washer 1/4 ID x.93 OD
Hex Flange Bearing
Hex Cap Screw 5/16-18 x 1”
Shoulder Spacer
1.
2.
784-5648
710-1652
748-0190
732-0264
712-0711
736-0105
684-0021
746-0898B
656-0012A
784-5689A
713-0413
746-0897
750-0997
711-1042
684-0042C
736-0160
714-0474
741-0563
736-0242
710-0538
710-0875
Frame Cover
Tap Screw 1/4-20 x.625
Spacer.508 ID x.75 OD
Extension Spring
3.
4.
5.
Jam Nut 3/8-24
Tap Screw 5/16-18 x.625
Frame Assembly
6.
Bell Washer.401 ID x.87 OD
Friction Whl Support Bracket
Drive Cable 39.88”
7.
Hex Screw 1/4-28 x.375
Cable Roller
8.
9.
Friction Disc
Drive Cable Guide Bracket
Tap Screw 1/4-20 x.5
Shift Frame Bracket
Shift Rod Assembly
Auger Cable Guide Bracket
Tap Screw 1/4-20 x 1.250
Friction Wheel Bearing
Friction Wheel Hub
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
Front Support Guide Bracket
10T Sprocket
Auger Cable 44.75”
Spacer.675 ID x 1” OD
Hex Track Shaft
Friction Wheel Assembly
Flat Washer.536 ID x.93 OD
Cotter Pin
Friction Wheel Rubber
Friction Plate
Ball Bearing
Bell Washer.34 ID x.872 OD
Hex Cap Screw 5/16-18 x.625
Tap Screw 1/4-20 x.75
Friction Plate
18
11
9
4
16
13
8
15
1
10
14
6
5
17
3
7
12
3
2
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
DESCRIPTION
DESCRIPTION
1. 618-0123
RH Housing
LH Housing
Self Tapping Screw, 1/4-20 x.75
Spiral Axle 28”
Hi-Pro Key, 3/16 x 5/8
Spring Spiral Pin,.25 x 1.25
Worm Gear, 20-tooth
Worm Shaft
10. 721-0325
11. 721-0327
12. 736-0351
13. 736-0369
14. 736-0445
15. 741-0662
16. 741-0663
17. 737-3000
18. 618-0416A
Grease Plug
Grease Seal
2. 618-0418
3. 710-0642
4. 711-0910A
5. 714-0161
6. 715-0143
7. 717-0528A
8. 717-0526
9. 718-0186
Flat Washer,.76 x 1.5 x.030
Flat Washer,.508 x 1.0 x.020
Flat Washer,.76 x 1.5 x.060
Flange Bearing,.75 x 1.0 x.59
Flange Bearing,.503 ID x.75 OD
Lube Fitting, 3/16 Drive
Gear Assembly Complete, 28”
Thrust Collar
25
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Model 31AH7T74063
44
42
45
41
1
54
50
51
47
46
51
2
53
54
55
52
3
48
46
49
5
9
11
4
6
30
10
38
12
37
8
16
19
36
20
35
39
32
29
7
40
33
23
37
26
15
13
27
22
56
30
28
17
34
33
31
20
32
25
18
19
21
24
14
22
16
26
21
18
15
13
17
14
26
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Model 31AH7T74063
Ref.
Ref.
No.
Part No.
No.
Part Description
Part No.
713-0233
Part Description
1.
2.
720-0223
710-0604A
784-5642
710-0157
736-0242
684-0038
710-0459A
712-0214
748-0353A
750-0547
784-5609
684-0009
712-0346
731-1292
736-0272
731-1538A
631-0032
750-0995
738-0140
736-0406
750-0909
712-0429
618-0044
684-0024
710-1231
784-5639
711-0911
Grip
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
Chain
Tap Screw, 5/16-18 x.625
Track Lockout Plate
618-0169A
683-0024
713-0437
741-0339
736-0287
611-0053
750-0904
618-0043
750-0903
732-0209
710-0602
719-0295A
746-0948
746-0950
710-1233
716-0114
618-0046B
717-1211B
716-0115
713-0414
711-0912
736-0502
736-0336
715-0120
717-1209A
717-1210A
Track/Steering Shaft Assy
Track Hub Assy
3.
4.
Hex Cap Screw, 5/16-24 x.75
Bell Washer,.34 ID x.872 OD
Track Lock Handle Assembly
Hex Cap Screw, 3/8-24 x 1.5
Hex Nut, 3/8-24
Chain
5.
Flange Bearing
6.
Flat Washer,.793 x 1.24 x.06
Axle Assembly
7.
8.
Spacer,.514 x.630 x 1.59
RH Dogg Assembly
Spacer,.514 x.630 x 2.44
Extension Spring
Tap Screw, 5/16-18 x 1
Track Housing
9.
Lift Shaft Drive
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
Spacer,.628 ID x.875 OD x.5
Steering Cable Bracket
Track Pivot Rod Assembly
Jam Nut, 1/2-20
Snow Track
Steering Cable
Flat Washer,.5 x 1 x.06
Track Drive Wheel
Steering Trigger
Screw, #10-24 x 1.375
Retaining Ring
Track Idler Wheel
Spacer,.51 ID x.75 OD x 1.67
Screw,.435 x.178-5/16 x.56
Flat Washer,.442 x 1.38 x.06
Spacer,.51 ID x 1 OD x 1.34
Hex Nut, 5/16-18
Carrier Assembly
Ring Gear
Retaining Ring
13-Tooth Sprocket
Track Steering Drive Shaft
Flat Washer,.58 x 1.06 x.02
Flat Washer, 5/8 x 1 x.03
Spiral Pin, 3/16 x 1
12-Tooth Gear
LH Dogg Assembly
Idler Axle Assembly
Eye Bolt, 5/16-18 x 3
Track Side Plate
Actuator Shaft
18-Tooth Gear
27
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MANUFACTURER’S LIMITED WARRANTY FOR:
The limited warranty set forth below is given by Troy-Bilt LLC
with respect to new merchandise purchased and used in the
United States, its possessions and territories.
d.
Troy-Bilt does not extend any warranty for products
sold or exported outside of the United States, its
possessions and territories, except those sold through
Troy-Bilt’s authorized channels of export distribution.
Replacement parts that are not genuine Troy-Bilt parts.
Service completed by someone other than an
authorized service dealer.
“Troy-Bilt” warrants this product against defects in material
and workmanship for a period of two (2) years commencing
on the date of original purchase and will, at its option, repair or
replace, free of charge, any part found to be defective in
materials or workmanship. This limited warranty shall only
apply if this product has been operated and maintained in
accordance with the Operator’s Manual furnished with the
product, and has not been subject to misuse, abuse,
commercial use, neglect, accident, improper maintenance,
alteration, vandalism, theft, fire, water, or damage because of
other peril or natural disaster. Damage resulting from the
installation or use of any part, accessory or attachment not
approved by Troy-Bilt for use with the product(s) covered by
this manual will void your warranty as to any resulting
damage.
e.
f.
g.
Transportation charges and service calls.
No implied warranty, including any implied warranty of
merchantability of fitness for a particular purpose,
applies after the applicable period of express written
warranty above as to the parts as identified. No other
express warranty, whether written or oral, except as
mentioned above, given by any person or entity,
including a dealer or retailer, with respect to any product,
shall bind Troy-Bilt. During the period of the warranty, the
exclusive remedy is repair or replacement of the product
as set forth above.
Normal wear parts or components thereof are subject to
separate terms as follows: All normal wear parts or
component failures will be covered on the product for a period
of 90 days regardless of cause. After 90 days, but within the
two year period, normal wear part failures will be covered
ONLY IF caused by defects in materials or workmanship of
OTHER component parts. Normal wear parts and
components include, but are not limited to: batteries, belts,
blades, blade adapters, grass bags, rider deck wheels, seats,
snow thrower skid shoes, shave plates, auger spiral rubber,
and tires.
The provisions as set forth in this warranty provide the
sole and exclusive remedy arising from the sale. Troy-Bilt
shall not be liable for incidental or consequential loss or
damage including, without limitation, expenses incurred
for substitute or replacement lawn care services or for
rental expenses to temporarily replace a warranted
product.
Some states do not allow the exclusion or limitation of
incidental or consequential damages, or limitations on how
long an implied warranty lasts, so the above exclusions or
limitations may not apply to you.
HOW TO OBTAIN SERVICE: Warranty service is available,
WITH PROOF OF PURCHASE, through your local authorized
service dealer. To locate the dealer in your area, check your
Yellow Pages, or contact Troy-Bilt LLC at P.O. Box 361131,
Cleveland, Ohio 44136-0019, or call 1-866-840-6483 or 1-
In no event shall recovery of any kind be greater than the
amount of the purchase price of the product sold. Alteration
of safety features of the product shall void this warranty.
You assume the risk and liability for loss, damage, or injury to
you and your property and/or to others and their property
arising out of the misuse or inability to use the product.
This limited warranty does not provide coverage in the
following cases:
This limited warranty shall not extend to anyone other than the
original purchaser or to the person for whom it was purchased
as a gift.
a.
The engine or component parts thereof. These items
may carry a separate manufacturer’s warranty. Refer
to applicable manufacturer’s warranty for terms and
conditions.
HOW STATE LAW RELATES TO THIS WARRANTY: This
limited warranty gives you specific legal rights, and you may
also have other rights which vary from state to state.
b.
c.
Log splitter pumps, valves, and cylinders have a sepa
rate one year warranty.
Routine maintenance items such as lubricants, filters,
blade sharpening, tune-ups, brake adjustments, clutch
adjustments, deck adjustments, and normal
deterioration of the exterior finish due to use or
exposure.
IMPORTANT: Owner must present Original Proof of Purchase to obtain warranty coverage.
Troy-Bilt LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019; Phone: 1-866-840-6483, 1-330-558-7220
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