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Troubleshooting
PROBLEM
Engine overheats.
g
Abnormal vibration.
Machine does not drive.
Abnormal vibration.
64
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.
Engine mounting bolts are
loose.
2.
Loose engine pulley, idler
pulley, or blade pulley.
3.
Engine pulley is damaged.
1.
Traction belt is worn, loose or
broken.
2.
Traction belt is off pulley.
3.
Hydro fluid level low.
1.
Engine mounting bolts are
loose.
2.
Loose engine pulley, idler
pulley, or blade pulley.
3.
Engine pulley is damaged.
4.
Cutting blade(s) is/are bent or
unbalanced.
5.
Blade mounting bolt is loose.
6.
Engine mounting bolts are
loose.
7.
Loose engine pulley, idler
pulley, or blade pulley.
8.
Engine pulley is damaged.
9.
Blade spindle bent.
CORRECTIVE ACTION
1.
Reduce ground speed.
2.
Add oil to crankcase.
3.
Remove obstruction from
cooling fins and air passages.
1.
Tighten engine mounting
bolts.
2.
Tighten the appropriate
pulley.
3.
Contact Authorized Service
Dealer.
1.
Contact Authorized Service
Dealer.
2.
Contact Authorized Service
Dealer.
3.
Add hydro fluid to reservoir.
1.
Tighten engine mounting
bolts.
2.
Tighten the appropriate
pulley.
3.
Contact Authorized Service
Dealer.
4.
Install new cutting blade(s).
5.
Tighten blade mounting bolt.
6.
Tighten engine mounting
bolts.
7.
Tighten the appropriate
pulley.
8.
Contact Authorized Service
Dealer.
9.
Contact Authorized Service
Dealer.
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