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PROBLEM POSSIBLE CAUSE SOLUTION
Pump will not start The air is turned off Turn on air
Too low air pressure Increase air pressure
The air line is blocked Unblock air hose
The air line leaks Fix air leak
Air motor malfunction Contact Enerpac service center
Object stuck under ‘’Pressure’’ pedal Clear pedal from foreign objects
Low oil level Replenish oil
Prolonged storage Lubricate air motor
No lubrication of air motor Lubricate air motor
Pump fails to build pressure External leakage Fix leak- Replace hose and/or actuator
Internal leakage in pump Contact Enerpac service center
Low oil level Replenish oil
Object stuck under ‘’Pressure’’ pedal Clear pedal from foreign objects
Pump malfunction Contact Enerpac service center
Pump builds less than full pressure Low air pressure Increase air intake pressure
Internal relief valve set low Reset relief valve
External system leak Fix leak- Replace hose and/or actuator
Internal leak in the system Contact Enerpac service center
Pump malfunction Contact Enerpac service center
Pump builds pressure but load does not move Load exceeds cylinder capacity Use cylinder with higher capacity
Hydraulic flow to cylinder is blocked Check hydraulic hose
Hydraulic coupler not tight Tighten coupler
Pump does not hold pressure External system leak Fix leak- replace hose and/or cylinder
Internal leak in the system Contact Enerpac service center
Cylinder will not return Object stuck under ‘’Release’’ pedal Clear pedal from foreign objects
No load on a ‘’load return’’ cylinder Add ‘’return’’ load on cylinder
Return spring broken in cylinder Change/repair cylinder
Release valve malfunction Contact Enerpac service center
Troubleshooting
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