Machine Troubleshooting
The machine vibrates abnormally
The cutting blade(s) is/are bent or
unbalanced.
The blade mounting bolt is loose.
The blade spindle is bent.
A motor mount is loose or worn.
The cutting height is uneven.
The blade(s) is not sharp.
A cutting blade(s) is/are bent.
The mower is not level.
An anti-scalp roller (if applicable) is not set
correctly.
The underside of the mower deck is dirty.
The tire pressure is incorrect.
A blade spindle is bent.
A blade motor is not functioning properly.
The blades do not rotate.
The blade-control switch is faulty.
3463-565 A
Possible Cause
Possible Cause
Possible Cause
Troubleshooting
Install new cutting blade(s).
Tighten the blade mounting bolt.
Contact an Authorized Service Dealer.
Contact an Authorized Service Dealer.
Sharpen the blade(s).
Install a new cutting blade(s).
Level the mower from side-to-side and
front-to-rear.
Adjust the anti-scalp wheel height.
Clean the underside of the mower deck.
Adjust the tire pressure.
Contact an Authorized Service Dealer.
Contact an Authorized Service Dealer.
Contact an Authorized Service Dealer.
Page 7–1
Chapter 7
Corrective Action
Corrective Action
Corrective Action
Troubleshooting