Enerpac BP1 Serie Instrucciones página 10

Problem
4. Pump pulses and/or stops
during prolonged or heavy
operation.
5. Cylinder will not advance or
retract.
6. Cylinder advances and
retracts erratically.
7. Low fl uid output.
8. Noisy pump operation.
Troubleshooting Chart
Possible Cause
Current draw too high.
No venting.
Oil level low.
Oil Intake screen clogged.
Control valve in wrong position.
Internal leakage in control valve.
Air in the system.
No venting.
External hydraulic leak.
Internal leakage in control valve.
Internal damage to pump.
By-pass valve malfunction.
Oil intake screens clogged with debris.
Internal damage to pump.
Piston block piston sticking.
(Continued)
Action
Immediately release the trigger to prevent
battery from shutting-off. Allow time for battery
pack to cool before restarting pump.
Note: If battery pack shuts off, place pack on
charger to reset.
Loosen the vent/fi ll plug to provide venting
during pump operation.
Fill reservoir to proper level.
Clean intake screens on piston blocks.
Shift valve to the extend (pressure) position.
Have control valve inspected and repaired by
Authorized Enerpac Service Center.
Remove air from the system by extending
and retracting the cylinder until operation is
smooth. Refer to Section 6.5.
Loosen the vent/fi ll plug to provide venting
during pump operation.
Tighten leaky connections. Replace any
damaged hoses and fi ttings.
Have control valve inspected and repaired by
Authorized Enerpac Service Center.
Have pump inspected and repaired by
Authorized Enerpac Service Center.
Have pump inspected and repaired by
Authorized Enerpac Service Center.
Inspect intake screens on piston blocks. Flush
all components of contamination. Replace
damaged components.
Have pump inspected and repaired by
Authorized Enerpac Service Center.
Have pump inspected and repaired by
Authorized Enerpac Service Center.
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