Troubleshooting
Problem
Possible Cause
Corrective Action
1. The extension cord is not connected to
the mower.
1. Connect the extension cord to the
mower and plug the other end of the
extension cord into a normal household
outlet.
2. The extension cord is damaged.
2. Check the extension cord, and repair
or replace the cord if it is damaged.
Motor will not start
3. The fuse or circuit breaker is blown.
3. Check the outlet fuse or the circuit
breaker.
1. The mower discharge chute is plugged.
1. Clean the mower discharge chute.
2. The underside of the mower housing
needs to be cleaned.
2. Clean the underside of the mower
housing.
Motor starts hard or loses power
3. The cutting height is set too low.
3. Set the mower cutting height in a higher
position and start the motor again.
1. The blade is not balanced.
1. Balance the blade.
2. The blade mounting bolt is loose.
2. Tighten the blade mounting bolt.
3. The mower discharge chute is plugged.
3. Clean the mower discharge chute.
4. The underside of the mower housing
needs to be cleaned.
4. Clean the underside of the mower
deck.
Mower or motor vibrates excessively
5. The motor mounting bolts are loose.
5. Tighten the motor mounting bolts.
1. The blade is dull and is not balanced.
1. Sharpen and balance the blade.
2. You are mowing the same pattern
every time you mow.
2. Change the mowing pattern.
Uneven cutting pattern
3. The underside of the mower housing
needs to be cleaned.
3. Clean the underside of the mower
deck.
1. The height-of-cut setting is set too low.
1. Raise the height-of-cut setting.
2. You are trying to mow wet grass.
2. Allow the grass to dry before mowing.
Discharge chute plugs
3. The underside of the mower housing
needs to be cleaned.
3. Clean the underside of the mower
deck.
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Summary of Contents for 21180
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