Slewing - Case WX145 Operator's Manual

PROBLEM
Slewing not operational.
Slewing left or right not
operational.
Slewing power insufficient.
Spontaneous slewing.
Upper structure brake not
operational.

SLEWING

POSSIBLE CAUSE
Pilot control lever not in working
position.
Pilot control lever defective.
Hydraulic oil level too low.
Pilot control pressure limiting valve
faulty.
Pilot control pump defective.
Pumps drive coupling defective.
Slewing pump supply system
defective.
Upper structure parking brake locked. Check and release the brake.
Upper structure locking pin jammed. Remove the locking pin.
Upper structure slewing fuse faulty.
Solenoid defective.
Hydraulic control lever not
operational.
Switch defective.
Pump adjustment slewing wrong.
Pilot control pressure limiting valve
faulty.
Slewing pump supply system
defective.
Slewing high pressure system
defective.
Slewing motor leaking excessive.
Display setting wrong.
Slewing pump adjustment incorrect.
Air in the system.
Pilot control pressure limiting valve
faulty.
Brake discs worn out.
Copyright ©
TROUBLESHOOTING
CORRECTION
Check and position lever correctly.
Consult your Dealer.
Top up hydraulic oil in correct
quantity.
Consult your Dealer.
Consult your Dealer.
Consult your Dealer.
Consult your Dealer.
Replace fuse.
Replace the solenoid.
Consult your Dealer.
Replace switch.
Check and adjust correctly.
Consult your Dealer.
Consult your Dealer.
Consult your Dealer.
Consult your Dealer.
Perform correct display setting.
Check and adjust correctly.
Bleed the air.
Consult your Dealer.
Replace the brake plates.
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