37
PROBLEM
CORRECTIVE ACTION
POSSIBLE CAUSES
Engine will not start, starts hard, or
f il t k
i
1. Operator is not seated.
1. Sit on seat.
g
,
,
fails to keep running.
2. Parking brake is off.
2. Move parking brake to on.
3. Fuel tank is empty.
3. Fill fuel tank with gasoline.
4. Choke is not on.
4. Move choke lever to on.
5. Air cleaner is dirty.
5. Clean or replace air cleaner
element.
6. Spark plug wire is loose or
disconnected.
6. Install wire on spark plug.
7. Spark plug is pitted, fouled, or
gap is incorrect.
7. Install new, correctly gapped
spark plug.
8. Dirt in fuel filter.
8. Replace fuel filter.
9. Dirt, water, or stale fuel is in
fuel system.
9. Contact Authorized Service
Dealer.
Engine loses power.
1. Engine load is excessive.
1. Reduce ground speed.
g
2. Air cleaner is dirty.
2. Clean air cleaner element.
3. Oil level in crankcase is low.
3. Add oil to crankcase.
4. Cooling fins and air passages
under engine blower housing
are plugged.
4. Remove obstruction from
cooling fins and air passages.
5. Spark plug is pitted, fouled, or
gap is incorrect.
5. Install new, correctly gapped
spark plug.
6. Vent hole in fuel cap is
plugged.
6. Clean or replace the fuel cap.
7. Dirt in fuel filter.
7. Replace fuel filter.
8. Dirt, water, or stale fuel is in
fuel system.
8. Contact Authorized Service
Dealer.
Engine overheats.
1. Engine load is excessive.
1. Reduce ground speed.
g
2. Oil level in crankcase is low.
2. Add oil to crankcase.
3. Cooling fins and air passages
under engine blower housing
are plugged.
3. Remove obstruction from
cooling fins and air passages.
Abnormal vibration.
1. Engine mounting bolts are
loose.
1. Tighten engine mounting bolts.
2. Loose engine pulley, idler
pulley, or blade pulley.
2. Tighten the appropriate pulley.
3. Engine pulley is damaged.
3. Contact Authorized Service
Dealer.
Machine does not drive.
1. Traction belt is worn, loose or
broken.
1. Adjust belt tension, replace
belt.
2. Traction belt is off pulley.
2. Contact Authorized Service
Dealer.
