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Troubleshooting
Problem
The engine overheats.
The starter does not crank
The engine will not start, starts hard, or
fails to keep running.
The engine loses power.
The machine does not drive.
Possible Cause
1. The engine load is excessive.
2. The oil level in the crankcase is low.
3. The cooling fins and air passages
under the engine blower housing are
plugged.
4. The air cleaner is dirty.
5. Dirt, water, or stale fuel is in fuel
system.
1. The blade control switch is engaged.
2. The motion control levers are not in the
park position.
3. The operator is not seated.
4. The battery is dead.
5. The electrical connections are corroded
or loose.
6. A fuse is blown.
7. A relay or switch is damaged.
1. The fuel tank is empty.
2. The choke is not on.
3. The air cleaner is dirty.
4. The spark plug wire(s) is loose or
disconnected.
5. The spark plug(s) is pitted, fouled, or
the gap is incorrect.
6. There is dirt in fuel filter.
7. Dirt, water, or stale fuel is in fuel
system.
8. There is incorrect fuel in the fuel tank.
9. The oil level in the crankcase is low.
1. The engine load is excessive.
2. The air cleaner is dirty.
3. The oil level in the crankcase is low.
4. The cooling fins and air passages
under the engine blower housing are
plugged.
5. The spark plug(s) is pitted, fouled, or
the gap is incorrect.
6. The vent in the fuel cap is closed.
7. There is dirt in the fuel filter.
8. Dirt, water, or stale fuel is in the fuel
system.
9. There is incorrect fuel in the fuel tank.
1. The bypass valves are open
2. The traction belts are worn, loose, or
broken.
3. The traction belts are off of the pulleys.
4. The transmission has failed.
40
Corrective Action
1. Reduce ground speed.
2. Add oil to the crankcase.
3. Remove the obstruction from the
cooling fins and air passages.
4. Clean or replace the air cleaner
element.
5. Contact an Authorized Service Dealer
1. Move the blade control switch to
Disengaged.
2. Move the motion control levers outward
to the park position.
3. Sit on the seat.
4. Charge the battery.
5. Check the electrical connections for
good contact.
6. Replace the fuse.
7. Contact an Authorized Service Dealer.
1. Fill the fuel tank.
2. Move the choke lever to On.
3. Clean or replace the air cleaner
element.
4. Install the wire(s) on the spark plug.
5. Install a new, correctly gapped spark
plug(s).
6. Replace the fuel filter.
7. Contact an Authorized Service Dealer.
8. Drain the tank and replace the fuel with
the proper type.
9. Add oil to the crankcase.
1. Reduce ground speed.
2. Clean the air cleaner element.
3. Add oil to the crankcase.
4. Remove the obstruction from the
cooling fins and air passages.
5. Install a new, correctly gapped spark
plug(s).
6. Open the vent in the fuel cap.
7. Replace the fuel filter.
8. Contact an Authorized Service Dealer.
9. Drain the tank and replace the fuel with
the proper type.
1. Close the tow valves.
2. Contact an Authorized Service Dealer.
3. Contact an Authorized Service Dealer.
4. Contact an Authorized Service Dealer.
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