Loader Attachment - Troubleshooting - Case 570T Operator's Manual

Loader attachment - Troubleshooting

Problem
The lifting circuit fails to
operate, is slow or loses
power
The bucket fails to
operate, is slow or loses
power
Cylinder leak (spools in
neutral)
Hesitation in the raising
movement of the loader
attachment or of the
bucket cylinders when
the control is initially
actuated
8 - TROUBLESHOOTING
Possible Cause
Valve spool leaking
Cylinder seals leaking or cylinder barrel
damaged
The relief valves are stuck open, set to a
too low value or there is a leak in the seat
Valve spool leaking
Cylinder seals leaking or cylinder barrel
damaged
Damaged cylinder barrel
Internal valve leak
Load check valve between control valve
sections damaged
Inspect the spool and check it for wear or
scratches
Inspect and reseal the cylinder
Check the bucket circuit relief valve
Inspect the spool and check it for wear or
scratches
Inspect and reseal the cylinder
Inspect and reseal the cylinder
Inspect the spool and check it for wear or
scratches
Disassemble and inspect
8-12
Correction