Troy-Bilt 31AH7T74063 Snow Blower User Manual


 
17
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.
Always store the snow thrower in a clean, dry area.
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.
SECTION 8: TROUBLESHOOTING
Problem Cause Remedy
Engine fails to start 1. Fuel tank empty, or stale fuel.
2. Blocked fuel line.
3. Choke not in the ON position
4. Faulty spark plug.
5. Safety key not in ignition switch on engine.
6. Spark plug wire disconnected.
7. Primer button not being used properly.
8. Fuel shut-off valve closed. (If Equipped)
1. Fill tank with clean, fresh gasoline. Fuel
becomes stale after thirty days.
2. Clean the fuel line.
3. Move switch to the ON position
4. Clean, adjust gap or replace.
5. Insert the key fully into the switch.
6. Connect spark plug wire.
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.
3. Water or dirt in the fuel system.
1. Move the choke lever to OFF position.
2. Clean the fuel line; fill the tank with clean,
fresh gasoline.
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.
2. Drive belt loose or damaged.
1. Adjust traction control cable. Refer to Making
Adjustment Section.
2. Replace drive belt. Refer to the Service
Section.
Unit fails
to discharge snow
1. Discharge chute clogged.
2. Shear bolt sheared.
3. Foreign object lodged in auger.
4. Auger control cable in need of adjustment.
5. Auger belt loose or damaged.
6. Shear bolt(s) sheared.
1. Stop engine and disconnect spark plug wire.
Clean discharge chute and inside of auger
housing.
2. Replace shear bolt.
3. Stop engine immediately and disconnect
spark plug wire. Remove object from auger.
4. Adjust auger control cable. Refer to the
Making Adjustments Section.
5. Refer to Service Section.
6. Replace shear bolt(s).
Electric chute fails to
turn
1. Loose electrical connections.
2. Blown Fuse.
1. Make sure all connections are tight and fully
installed.
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.