14
Troubleshooting
Problem
Possible Causes
Corrective Action
The fan quits turning.
1. The bolt on the PTO adapter
may be sheared.
1. Replace the bolt.
There is excessive vibration.
1. The bearing on the fan shaft is
damaged.
1. Replace the bearings.
2. Material is built up on the fan
blades.
2. Clean out any build up on the
inside of the housing.
3. The RPM of the PTO shaft is
too fast.
3. Reduce the PTO speed to
540 RPM.
There is lack of adequate air flow.
1. The air slots are clogged with
debris.
1. Clean out any debris from the
slots.
2. The RPM on the tractor is too
slow.
2. Increase the PTO speed to
540 RPM.
3. The throttle on the tractor
engine is too blow.
3. Make any necessary repairs to
bring the tractor speed up to
normal.
