Toro 30316 Operator's Manual page 39

Problem
Abnormal vibration.
Machine does not drive.
Uneven cutting height. g g
Blade does not rotate.
Possible Causes
1. The blade is bent or
unbalanced.
2. The blade mounting bolt is
loose.
3. The engine mounting bolts are
loose.
4. There is a loose engine pulley,
idler pulley, or spindle pulley.
5. The engine pulley is damaged.
6. The blade spindle is bent.
1. The shift lever is in Neutral.
2. The traction belt is worn, loose,
or broken.
3. The traction belt is off the
pulley.
1. The blade is dull.
2. The blade is bent.
3. The mower is not level.
4. The underside of the mower is
dirty.
5. The traction unit tire pressure is
incorrect.
6. The blade spindle bent.
1. The mower drive belt is worn,
loose, or broken.
2. The mower drive belt is off the
pulley.
39
Corrective Action
1. Install a new blade.
2. Tighten the blade mounting
bolt.
3. Tighten the engine mounting
bolts.
4. Tighten the appropriate pulley.
5. Contact your Authorized
Service Dealer.
6. Contact your Authorized
Service Dealer.
1. Move shift lever to a drive gear
position.
2. Change the traction belt.
3. Change the traction belt.
1. Sharpen the blade.
2. Install a new blade.
3. Level the mower from
side-to-side and front-to-rear.
4. Clean the underside of the
mower.
5. Adjust the tire pressure.
6. Contact your Authorized
Service Dealer.
1. Install a new mower drive belt.
2. Install the mower drive belt and
check the adjusting shafts and
belt guide for correct position.