Oil gets hot,
power unit
working hard.
Open center tool on a closed center
circuit and vice versa.
Use tools to match circuit.
Symptom
Possible Cause
Solution
Troubleshooting
Too much oil going through tool.
Adjust flow for 12 gpm/ 45 lpm
maximum, or less.
Wrong hydraulic fluid. Circuit too
hot.
See OPERATING INSTRUCTIONS
for correct fluid/ circuit
specifications.
Oil leaks at
reversing spool.
Damaged o-rings.
Replace as required.
12
Circuit relief set too low.
Adjust relief valve to 2100 psi/ 145
bar.
Face o-ring worn or missing.
See your Authorized Dealer.
Oil leak at motor
cap face.
Fasteners loose.
Tighten to specification (see service
manual.
Motor cap/ main housing damaged. See your Authorized Dealer.
Summary of Contents for DL09150
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