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Troubleshooting, Adjustments, Service
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.
PROBLEM POSSIBLE CAUSE REMEDY
Engine fails to start. 1. Key is OFF. 1. Push key in to the ON position.
2. Failure to prime cold engine 2. Press primer button twice and
restart.
3. Fuel valve is in CLOSED position. 3. Turn valve to OPEN position.
4. Out of fuel. 4. Fill fuel tank.
5. Choke OFF - cold engine. 5. Turn choke to ON, set throttle to
FAST.
6. Engine flooded. 6. Turn choke to OFF; try starting.
7. No spark. 7. Check gap. Gap plug, clean elec-
trode, or replace plug as necessary.
8. Water in fuel, or old fuel. 8. Drain tank (Dispose of fuel at an
authorized hazardous waste facility).
Fill with fresh fuel.
Engine starts hard or runs poorly. 1. Fuel mixture too rich. 1. Move choke to OFF position.
2. Carburetor adjusted incorrectly. 2. See your dealer for adjustments.
3. Spark plug faulty, fouled, or gapped
improperly.
3. Clean and gap, or replace.
4. Fuel cap vent is blocked. 4.Clear vent.
Scraper bar does not clean hard
surface.
1. Skid shoes improperly adjusted. 1. RAISE skid shoes (this lowers the
scraper bar).
1. Skid shoes improperly adjusted. 1. LOWER skid shoes (this raises the
scraper bar.)
Auger does not rotate. 1. Auger control not engaged. 1. Engage auger control.
2. Foreign matter blocking auger. 2. STOP engine and REMOVE the
key. DISCONNECT the spark plug
wire. Clear auger using clean-out
tool. See warning in SAFETY
RULES.
3. Auger drive clutch rod slack. 3. Tighten to remove slack. See auger
clutch rod adjustment.
4. Auger drive belt slipping. 4. Check auger drive belt adjustment.
5. Broken belt. 5. Replace belt.
6. Shear pin broken. 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.