Toro 74629 Operator's Manual page 43

Problem
The cutting height is uneven.
The blades do not rotate.
Possible Cause
1. The blade(s) is not sharp.
2. A cutting blade(s) is/are bent.
3. The mower is not level.
4. An anti-scalp wheel is not set correctly.
5. The underside of the mower is dirty.
6. The tire pressure is incorrect.
7. A blade spindle is bent.
1. The drive belt is worn, loose or broken.
2. The drive belt is off of the pulley.
3. The Power Take-Off (PTO) switch or
PTO clutch is faulty.
4. The mower belt is worn, loose, or
broken.
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Corrective Action
1. Sharpen the blade(s).
2. Install a new cutting blade(s).
3. Level the mower from side-to-side and
front-to-rear.
4. Adjust the anti-scalp wheel height.
5. Clean the underside of the mower.
6. Adjust the tire pressure.
7. Contact an Authorized Service Dealer.
1. Install a new drive belt.
2. Install the drive belt and check the
adjusting shafts and belt guides for the
correct position.
3. Contact an Authorized Service Dealer.
4. Install a new mower belt.