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WORLD CLASS WINCHES
RELIABLE - DEPENDABLE - UNCOMPLICATED
84
Symptom
Probable cause
Action
4. The winch jerks
or is noisy during
operation
1. Hydraulic pump is
defective
2. Defective hydraulic motor
3. Low hydraulic oil flow
4. Hydraulic oil filter is dirty
5. Air in hydraulic system
6. Control valve dirty
7. Hydraulic brake is
malfunctioning
– Replace pump or
contact authorized
repair service
– Replace motor or
contact authorized
repair service
– Increase engine rpm
– Clean or replace filter
– Ventilate hydraulic oil
system
– Clean control valve
– Check oil pressure at
the inlet to the brake
(≥ 30 bar)
– Replace the hydraulic
brake
Troubleshooting