Toro 74702 Operator's Manual page 38

Problem
The machine does not drive.
There is abnormal vibration.
Uneven cutting height. g g
The blades do not rotate.
Possible Causes
1. The traction belt is worn, loose,
or broken.
2. The traction belt is off of the
pulley.
1. The engine mounting bolts are
loose.
2. The engine pulley, idler pulley,
or blade pulley is loose.
3. The engine pulley is damaged.
4. The cutting blade(s) is/are bent
or unbalanced.
5. A blade mounting bolt is loose.
6. A blade spindle is bent.
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 mower belt is worn, loose,
or broken.
38
Corrective Action
1. Contact an Authorized Service
Dealer.
2. Contact an Authorized Service
Dealer.
1. Tighten the engine mounting
bolts.
2. Tighten the appropriate pulley.
3. Contact an Authorized Service
Dealer.
4. Install a new cutting blade(s).
5. Tighten the blade mounting
bolt.
6. Contact an Authorized Service
Dealer.
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. Install a new mower belt.