Troubleshooting
Problem
Possible Cause
Corrective Action
1. The blade control (PTO) knob is
engaged.
1. Move the blade control (PTO) knob to
the Disengaged position.
2. The parking brake is not on.
2. Set the parking brake.
3. The battery is dead.
3. Charge the battery.
4. The electrical connections are corroded
or loose.
4. Check the electrical connections for
good contact.
5. A fuse is blown.
5. Replace the fuse.
The starter does not crank.
6. A relay or switch is damaged.
6. Contact an Authorized Service Dealer.
1. The engine load is excessive.
1. Reduce the ground speed.
2. The oil level in the crankcase is low.
2. Add engine oil to the crankcase.
The engine overheats.
3. The cooling fins and air passages
under the engine blower housing are
plugged.
3. Remove the obstruction from the
cooling fins and air passages.
1. The drive control is in the Push position.
1. Move the drive control to the Operate
position.
2. The traction belt is worn, loose, or
broken.
2. Contact an Authorized Service Dealer.
The machine does not drive.
3. The traction belt is off the pulley.
3. Contact an Authorized Service Dealer.
1. The operator is not seated.
1. Sit on the seat.
2. The fuel tank is empty.
2. Fill the fuel tank with gasoline.
3. The air cleaner is dirty.
3. Clean or replace the air cleaner
element.
4. The spark plug wire is loose or
disconnected.
4. Install the wire on the spark plug.
5. A spark plug is pitted, fouled, or the
gap is incorrect.
5. Install a new, correctly-gapped spark
plug.
6. The choke is not closing.
6. Adjust the throttle cable.
7. There is dirt in the fuel filter
7. Replace the fuel filter.
8. The idle speed is too low or the mixture
is incorrect.
8. Contact an Authorized Service Dealer.
9. Dirt, water, or stale fuel is in the fuel
system.
9. Contact an Authorized Service Dealer.
The engine will not start, starts hard, or
fails to keep running.
10. The fuel shut-off valve is closed.
10. Open the fuel shut-off valve.
1. The engine load is excessive.
1. Reduce your ground speed.
2. The air cleaner is dirty.
2. Clean the air cleaner element.
3. The oil level in the crankcase is low.
3. Add engine oil to the crankcase.
4. The cooling fins and air passages
under the engine blower housing are
plugged.
4. Remove the obstruction from the
cooling fins and air passages.
5. The spark plug is pitted, fouled, or the
gap is incorrect.
5. Install a new, correctly-gapped spark
plug.
6. The vent hole in the fuel cap is plugged.
6. Clean or replace the fuel cap.
7. There is dirt in the fuel filter.
7. Replace the fuel filter.
The engine loses power.
8. Dirt, water, or stale fuel is in the fuel
system.
8. Contact an Authorized Service Dealer.
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