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Troubleshooting
PROBLEM
Engine over heats.
g
Abnormal vibration.
Blade(s) does not rotate.
Machine does not drive.
Uneven cutting height.
g
g
48
POSSIBLE CAUSES
1.
Engine load is excessive.
2.
Oil level in crankcase is low.
3.
Cooling fins and air passages
under engine blower housing
are plugged.
1.
Cutting blade(s) is 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.
1.
Blade drive belt is worn, loose
or broken.
2.
Blade drive belt is off pulley.
1.
Drive control is in "PUSH"
postion.
2.
Traction belt is worn, loose or
broken.
3.
Traction belt is off pulley.
1.
Tire pressure is incorrect.
2.
Mower is not level.
3.
Underside of mower is dirty.
CORRECTIVE ACTION
1.
Reduce ground speed.
2.
Add oil to crankcase.
3.
Remove obstruction from
cooling fins and air passages.
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.
1.
Install new blade drive belt.
2.
Install blade drive belt and
check idler pulley and belt
guides for correct position.
1.
Move drive control to
"OPERATE" position.
2.
Contact Authorized Service
Dealer.
3.
Contact Authorized Service
Dealer.
1.
Set tire pressure.
2.
Level mower from
side-to-side and front-to-rear.
3.
Clean the underside of the
mower.
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