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Problem
Abnormal vibration.
Uneven cutting height.
g
g
Blades do not rotate.
Blades do not stop when
disengaged.
g g
Possible Causes
1.
Cutting blade(s) is/are bent or
unbalanced.
2.
Blade mounting bolt is loose.
3.
Engine mounting bolts are
loose.
4.
Loose engine pulley, idler
pulley, or blade pulley.
5.
Engine pulley is damaged.
6.
Blade spindle bent.
1.
Blade(s) not sharp.
2.
Cutting blade(s) is/are bent.
3.
Mower is not level.
4.
Underside of mower is dirty.
5.
Tire pressure is incorrect.
6.
Blade spindle bent.
1.
Drive belt is worn, loose or
broken.
2.
Drive belt is off pulley.
3.
Deck belt is worn, loose or
broken.
4.
Deck belt is off pulley.
1.
Blade brake is not adjusted
properly.
2.
Belt guide is not set properly.
38
Corrective Action
1.
Install new cutting blade(s).
2.
Tighten blade mounting bolt.
3.
Tighten engine mounting
bolts.
4.
Tighten the appropriate
pulley.
5.
Contact Authorized Service
Dealer.
6.
Contact Authorized Service
Dealer.
1.
Sharpen blade(s).
2.
Install new cutting blade(s).
3.
Level mower from
side-to-side and front-to-rear.
4.
Clean the underside of the
mower.
5.
Adjust tire pressure.
6.
Contact Authorized Service
Dealer.
1.
Check belt tension.
2.
Install drive belt and check
adjusting shafts and belt
guides for correct position.
3.
Install new deck belt.
4.
Install deck pulley and check
the idler pulley, idler arm and
spring for correct position and
function.
1.
Adjust blade brake.
2.
Adjust belt guide.
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