Toro 71246 Operator's Manual page 39

Problem
The engine overheats. g
There is an abnormal vibration.
The blades do not rotate.
The tractor does not drive.
The mower is cutting unevenly. g
Possible Causes
1. The engine load is excessive.
2. The oil level in the crankcase is
low.
3. The cooling fins and air
passages under the engine
blower housing are plugged.
1. The blades are 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 blade pulley.
5. The engine pulley is damaged.
1. The blade drive belt is worn,
loose, or broken.
2. The blade drive belt is off of the
pulley.
1. The drive control is in the Push
position.
2. The traction belt is worn, loose,
or broken.
3. The traction belt is off of the
pulley.
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1. The tire pressure is incorrect.
2. The mower is not level.
3. The underside of the mower is
dirty.
39
Corrective Action
1. Reduce the ground speed.
2. Add oil to the crankcase.
3. Remove the obstruction from
the cooling fins and air
passages.
1. Install new blades.
2. Tighten the blade mounting
bolt.
3. Tighten the engine mounting
bolts.
4. Tighten the appropriate pulley.
5. Contact an Authorized Service
Dealer.
1. Install a new blade drive belt.
2. Install the blade drive belt and
check the idler pulley and belt
guides for the correct position.
1. Move the drive control to the
Operate position.
2. Contact an Authorized Service
Dealer.
3. Contact an Authorized Service
Dealer.
1. Set the tire pressure.
2. Level the mower from
side-to-side and front-to-rear.
3. Clean the underside of the
mower.