Battery Recycling; Troubleshooting; Possible Cause - Enerpac WalkPac Bedienungsanleitung

BATTERY
RECYCLING

TROUBLESHOOTING

Problem
Tool does not advance,
advances slowly, or
advances in spurts.
Tool advances, but
does not hold pressure.
Tool does not retract,
retracts part way, or
retracts more slowly
than normal.
Motor fails to operate
Red light " "
ON
The battery contains hazardous material. Dispose of the battery pack in accordance with
local regulations. For more information on recycling, see the battery recycling sheet,
L1873, which came with your battery pack.
The following information is intended as an aid in determining if a problem exists.
disassemble the pump. For repair service, contact the Authorized Enerpac
DO NOT
Service Center in your area.

Possible Cause

Oil level in pump reservoir
is low.
Release valve open.
Loose hydraulic coupler.
Load is too heavy.
Air trapped in system.
Cylinder plunger binding.
Leaking connection.
Leaking seals.
Internal leakage in pump.
Release valve closed.
Pump reservoir is
over-filled.
Loose hydraulic coupler.
Air trapped in system.
Hose I.D. too narrow.
Cylinder retraction spring
broken or other cylinder
damage.
Internal thermal switch is
open
Break in the wiring
Failure of the motor relay
Add oil according to the instructions on page 4.
Close the release valve.
Check that all couplers are fully tightened.
Do not attempt to lift more than rated tonnage.
Remove air by holding the pump higher than the tool and cycling
it several times without building pressure.
Check for damage to cylinder.
Have cylinder serviced by a qualified hydraulic technician.
Check that all connections are tight and leak free.
Locate leak(s) and have equipment serviced by
a qualified hydraulic technician.
Have pump serviced by a qualified hydraulic technician.
Open release valve.
Drain oil level to lip in reservoir neck.
See page 4 for filling instructions.
Check that all couplers are fully tightened.
Remove air by holding the pump higher than the tool and cycling
it several times without building pressure.
Use a hydraulic hose with a larger diameter.
Have cylinder serviced by a qualified hydraulic technician.
Wait approximately 20 minutes for the motor to cool.
Have the pump serviced by a qualified hydraulic technician
Have the pump serviced by a qualified hydraulic technician
7
Solution