Enerpac LCA-Series - Manual (Page 5)

5
PROBLEM POSSIBLE CAUSE/SOLUTION
Control valve not open or damaged.
Couplers or fittings not properly connected.
Pump is not developing flow or pressure.
Linkage is not attached properly.
Linkage is bound by either misalignment or built up contamination.
Control valve not open or damaged.
Couplers or fittings not properly connected.
Pump is malfunctioning.
Linkage is bound by either misalignment or built up contamination.
Air in hydraulic system.
Control valve damaged.
Couplers or fittings leaking.
Pump is malfunctioning.
Internal seals are damaged and need replacement.
Cylinder bore or plunger are damaged and need replacement.
Clamp arm is not properly contacting part. Adjust contact screw.
Internal seals are damaged and need replacement.
Cylinder bore or plunger are damaged and need replacement.
If cylinder is manifold mounted, O-rings could be damaged or
pinched and need replacement.
Control valve not open or damaged.
Couplers or fittings not properly connected.
Pump is malfunctioning.
Linkage is bound by either misalignment or built up contamination.
Air in hydraulic system.
Restrictions in return line. Check all installed accessories such as
filters for proper operation.
Cylinder plunger will not
advance.
Cylinder advances in spurts.
Cylinder advances but does
not hold pressure or provide
clamp force.
Cylinder leaks oil.
Cylinder will not retract or
retracts slowly.
6.0 TROUBLE-SHOOTING GUIDE