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Troubleshooting
Problem
The fan quits turning.
There is excessive vibration.
There is lack of adequate air flow.
Possible Cause
1. Belt may be loose or broken.
2. Bearing pressed in the bearing mount
may be damaged.
1. The bearing on the fan shaft is
damaged.
2. Material is built up on the fan blades.
3. The RPM of the PTO shaft is too fast.
1. The air slots are clogged with debris.
2. The RPM on the tractor is too slow.
3. The throttle on the tractor engine is too
low.
15
Corrective Action
1. Replace belt or adjust the tension of
the belt.
2. Replace the bearing, use #609 Loctite
when replacing.
1. Replace the bearings.
2. Clean out any build up on the inside of
the housing.
3. Reduce the PTO speed to 540 RPM.
1. Clean out any debris from the slots.
2. Increase the PTO speed to 540 RPM.
3. Make any necessary repairs to bring
the tractor speed up to normal.
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