Troubleshooting Guide - Enerpac XLP Serie Fiche D'instructions

Problem
Cylinder does not 1. Oil level in pump reservoir is low
advance, advances 2. Release valve is open
slowly or in spurts 3. Loose hydraulic coupler
4. Air trapped in system
5. Cylinder plunger binding.
Cylinder advances, but 1. Leaking oil connection
does not hold pressure 2. Leaking seals
3. Internal leakage in pump.
Cylinder does not 1. Release valve closed
retract, retracts part way 2. Pump reservoir over filled
or retracts more slowly 3. Loose hydraulic coupler
than normal 4. Air trapped in system
5. Cylinder retraction spring broken or other cylinder damage
6. Additional tooling on cylinder too heavy.

Troubleshooting Guide

Possible Cause
To maintain your warranty,
have your products inspected and repaired
by an authorised Enerpac Service Centre
www.enerpac.com
4
Solution
1. Add oil to pump
2. Close pump release valve
3. Check that all couplers are fully tightened
4. Remove air according to §4.3 Air Removal
5. Check for damage to cylinder. Have cylinder
serviced by a qualified hydraulic technician.
1. Check that all connections are tightened
2. Locate leak(s) and have equipment serviced by
a qualified hydraulic technician
3. Have pump serviced by a qualified hydraulic technician.
1. Open pump release valve
2. Drain oil level to full mark
3. Check that coupler(s) are fully tightened
4. Remove air according to §4.3 Air Removal
5. Have cylinder serviced by a qualified hydraulic technician
6. Remove tooling, check cylinder for damage.
GB