Hydraulic Systems - Troubleshooting - Case 570T Operator's Manual

Hydraulic systems - Troubleshooting

Problem
All circuits fail to operate Pump drive inoperative
Slow operation or loss of
power in all circuits
8 - TROUBLESHOOTING
Possible Cause
Low oil level
Restricted pump suction line
Worn pump
Restricted pump suction line
Load sensing pressure relief valve incor-
rectly adjusted
Hydraulic speed solenoid valve inoperative Make a system pressure test
Check and repair as necessary
Check the level and top up
Inspect the suction line and the tank and
repair as necessary
Make a pump performance test, replace
and reseal as necessary
Inspect the suction line and the tank and
repair as necessary
Make a system pressure test
8-11
Correction