Troubleshooting,
Adjustment, & Service
20
PROBLEM
POSSIBLE CAUSE
REMEDY
Engine fails to start.
1. Key is OFF.
2. Failure to prime cold engine
3. Fuel valve is in CLOSED position.
4. Out of fuel.
5. Choke OFF - cold engine.
6. Engine flooded.
7. Spark plug not sparking.
8. Water in fuel, or old fuel.
9. On/Off switch Off.
1. Push key in to the ON position.
2. Press Primer Button twice and restart.
3. Turn valve to OPEN position.
4. Fill fuel tank.
5. Turn choke to ON.
6. Turn choke to OFF; try starting.
7. Check gap. Gap plug, clean elec-
trode, or replace plug as necessary.
8. Drain tank (Dispose of fuel at an
authorized hazardous waste facility).
Fill with fresh fuel.
9. Turn switch to ON.
Engine starts hard or runs poorly.
1. Fuel mixture too rich.
2. Carburetor adjusted incorrectly.
3. Spark plug faulty, fouled, or gapped
improperly.
4. Fuel cap vent is blocked.
1. Move choke to OFF position.
2. See your dealer for adjustments.
3. Clean and gap, or replace.
4. Clear vent.
Auger does not rotate.
1. Auger control not engaged.
2. Foreign matter blocking auger.
3. Auger drive clutch cable slack.
4. Auger drive belt slipping.
5. Broken belt.
6. Shear pin broken.
1. Engage auger control.
2. STOP engine and REMOVE the key.
DISCONNECT the spark plug wire.
Clear auger using clean-out tool. See
warning in SAFETY RULES.
3. Tighten to remove slack. See auger
clutch cable adjustment.
4. Check auger drive belt adjustment.
5. Replace belt.
6. Replace shear pin.
TROUBLESHOOTING
This section provides troubleshooting and service
instructions. Locate the problem and check the possible
cause/remedy in the order listed.
Also, refer to the engine manufacturer’s Owner’s Manual
for additional information.
For problems not covered here, contact your local deal-
er.
WARNING
Before performing any adjustment or service to
snowthrower, stop the engine and wait for
moving parts to stop. Remove the key. To prevent
accidental starting, disconnect the spark plug
wire and fasten away from the plug.
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