Troubleshooting
Problem
Possible Cause
Corrective Action
1. The engine switch is in the Off position.
1. Hold the safety bail against the handle.
2. The fuel shutoff valve is closed.
2. Open the fuel valve.
3. The choke is open.
3. Close the choke when starting a cold
engine.
4. The fuel tank is empty.
4. Fill tank with fresh fuel.
The engine will not start.
5. The spark plug wire is loose or
disconnected.
5. Check the electrode gap and clean or
replace the spark plug.
1. The choke is left on.
1. Open the choke.
2. The air filter is clogged.
2. Clean or replace the air filter.
3. The fuel line is clogged.
3. Clean the sediment cup.
4. There is water or contaminants in the
fuel.
4. Drain and fill the tank with fresh fuel.
The engine runs rough.
5. The spark plugs are worn or have
buildup on the electrodes.
5. Check the electrode gap and clean or
replace the spark plug.
The belt slips or comes off the pulleys
1. The belt tension is insufficient.
1. Adjust the belt tension. Reduce the
cutting depth.
1. The engine speed is insufficient to
activate the centrifugal clutch.
1. Move the throttle to the Engaged
position.
2. The belt tension is insufficient.
2. Adjust the belt tension.
The cutting wheel does not rotate.
3. The clutch shoes are worn.
3. Replace the clutch.
1. The engine speed is excessive.
1. Move the throttle to the Disengaged
position.
2. The belt is off of the pulleys or broken.
2. Replace the drive belt.
The cutting wheel continues to rotate.
3. Clutch springs are weak or broken.
3. Replace the clutch.
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