25
Troubleshooting
PROBLEM
POSSIBLE CAUSES
CORRECTIVE ACTION
Abnormal vibration.
1.
Cutting blade(s) is bent or
unbalanced.
1.
Install new cutting blade(s).
2.
Blade mounting bolt is loose.
2. T
ighten blade mounting bolt.
3.
Engine mounting bolts are
loose.
3. T
ighten engine mounting
bolts.
4.
Loose engine pulley
, idler
pulley
, or blade pulley
.
4. T
ighten the appropriate
pulley.
5.
Engine pulley is damaged.
5.
Contact Authorized Service
Dealer.
Blade(s) does not rotate.
1.
Blade drive belt is worn, loose
or broken.
1.
Install new blade drive belt.
2.
Blade drive belt is off pulley
. 2.
Install blade drive belt and
check idler pulley and belt
guides for correct position.
3. PT
O belt is worn, loose or
broken.
3.
Install new PT
O belt.
Uneven cutting height.
1. T
ire pressure is incorrect.
1.
Set tire pressure.
2.
Mower is not level.
2.
Level mower from
side-to-side and front-to-rear.
3.
Underside of mower is dirty
. 3.
Clean the underside of the
mower.
Insuf
ficient transport height.
1.
Lift arm cams are improperly
adjusted.
1.
Adjust lift arm cams.
PT
O (cutter deck) belt comes of
f
1.
Belt tension is incorrect.
1.
Adjust belt tension.
of pulleys,slips or fails.
2.
Mower level is incorrect.
2.
Adjust mower level.
3.
Blade slope in transport is
incorrect.
3.
Adjust blade slope in
transport.
4.
Cutter deck belt guide is
loose or incorrectly adjusted.
4.
Adjust and tighten belt guide.
5.
Belt is worn or damaged.
5.
Install new belt.
6.
Pulley is damaged.
6.
Contact Authorized Service
Dealer.
7.
Engine is not at full throttle.
7.
Always operate engine–
powered attachments at full
throttle.
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