Problem
Possible Cause
Corrective Action
1. The bypass valves are open.
1. Close the tow valves.
2. The traction belts are worn, loose, or
broken.
2. Contact an Authorized Service Dealer.
3. The traction belts are off of the pulleys.
3. Contact an Authorized Service Dealer.
The machine does not drive.
4. The transmission has failed.
4. Contact an Authorized Service Dealer.
1. The engine-mounting bolts are loose.
1. Tighten the engine-mounting bolts.
2. The engine pulley, idler pulley, or blade
pulley is loose.
2. Tighten the appropriate pulley.
3. The engine pulley is damaged.
3. Contact an Authorized Service Dealer.
4. The cutting blade(s) is/are bent or
unbalanced.
4. Install a new cutting blade(s).
5. A blade-mounting bolt is loose.
5. Tighten the blade-mounting bolt.
There is an abnormal vibration.
6. A blade spindle is bent.
6. Contact an Authorized Service Dealer.
1. The blade(s) is not sharp.
1. Sharpen the blade(s).
2. A cutting blade(s) is/are bent.
2. Install a new cutting blade(s).
3. The mower is not level.
3. Level the mower from side-to-side and
front-to-rear.
4. An anti-scalp wheel is not set correctly.
4. Adjust the anti-scalp wheel height.
5. The underside of the mower is dirty.
5. Clean the underside of the mower.
6. The tire pressure is incorrect.
6. Adjust the tire pressure.
The cutting height is uneven.
7. A blade spindle is bent.
7. Contact an Authorized Service Dealer.
1. The drive belt is worn, loose or broken.
1. Install a new drive belt.
2. The drive belt is off of the pulley.
2. Install the drive belt and check the
adjusting shafts and belt guides for the
correct position.
3. The power-takeoff (PTO) switch or
PTO clutch is faulty.
3. Contact an Authorized Service Dealer.
The blades do not rotate.
4. The mower belt is worn, loose, or
broken.
4. Install a new mower belt.
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