Symptoms
Delayed rudder response, pump noise, high oil temperature.
Probable causes
- Air in the hydraulic circuit
- Degraded oil or low level
- Worn variable-displacement pump
- Faulty lock valves
Solution
Bleed the system, top up or replace the oil, check the pump and the lock/safety valves as per the manual, and check the limit switches.
The information on this page is general guidance. It does not replace the manufacturer’s manual or the work of a qualified technician: before any intervention, always check procedures, tightening torques and safety requirements in the official documentation of the machine.
Field experiences
No experience has been published for this fault yet. If you have dealt with it, tell us how you solved it: photos and drawings help whoever faces the same situation.
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