15
Troubleshooting Guide
Symptom
Possible Cause
Solution
1. Pump will not start.
a. Battery pack not installed.
Install battery pack.
b. Electrical contacts dirty or corroded.
Clean contacts on the battery, pump and charger.
c. Battery pack discharged.
Charge battery pack.
d. Battery pack shut-off.
Refer to Milwaukee Electric Tool battery/charger instruction
manual.
e. Motor brushes worn.
Contact Enerpac Authorized Service Center.
f. Trigger lock engaged.
Move trigger lock to the
unlocked
position.
g. Motor damaged.
Contact Enerpac Authorized Service Center.
2. Pump clicks when trigger
switch is pulled, but does not
start.
a. Electrical contacts dirty or corroded.
Clean contacts on the battery, pump and charger.
b. Battery pack discharged.
Charge battery pack.
c. Battery pack too cool or too warm.
Allow the battery temperature to return to operating range.
Refer to Milwaukee Electric Tool battery/charger instruction
manual.
d. Battery pack damaged or not functioning. Replace battery pack.
e. Pump jammed due to obstruction.
Possible internal damage to pump.
Contact Enerpac Authorized Service Center.
3. Low fluid output.
a. Pump needs priming.
To prime the pump, be sure that the pump reservoir is filled
with oil. Then, run the pump with the control valve in the neutral
position while gently rocking the pump from side-to-side.
b. Bypass valve malfunction.
Contact Enerpac Authorized Service Center.
c. Oil intake screens clogged with debris.
Contact Enerpac Authorized Service Center.
d. Internal damage to pump.
Contact Enerpac Authorized Service Center.
4. Cylinder will not advance or
retract.
a. Oil level low.
Add oil until reservoir is completely full.
b. Pump needs priming.
To prime the pump, be sure that the pump reservoir is filled
with oil. Then, run the pump with the control valve in the neutral
position while gently rocking the pump from side-to-side.
c. Oil intake screens clogged with debris.
Contact Enerpac Authorized Service Center.
d. Valve handle in wrong position.
Move valve handle to the “A” (pressure) position to advance.
Move valve handle to the “B” (return) position to retract.
5. Pump slows down and stops. Battery pack discharged.
Charge battery pack.
6. Cylinder advances and
retracts erratically.
a. Air in the system.
Advance and retract the cylinder until operation is smooth.
b. External hydraulic leak.
Tighten connections. Replace damaged components.
c. Internal leakage in valve.
Contact Enerpac Authorized Service Center.
d. Internal damage to valve.
Contact Enerpac Authorized Service Center.
e. Internal damage to pump.
Contact Enerpac Authorized Service Center.
7. Pump pulses and/or stops
during prolonged or heavy
operation.
Excessive current draw.
Immediately release the trigger to prevent battery from shutting
off. Allow time for battery pack to cool before restarting pump.
NOTICE
If battery pack shuts off, place pack on charger to
reset.
8. Pump does not build
pressure.
User-adjustable relief valve set too low.
Adjust relief valve pressure. Refer to Section 8.4.
9. Noisy pump operation.
a. Pump element piston sticking.
Contact Enerpac Authorized Service Center.
b. Motor or gear damaged.
Contact Enerpac Authorized Service Center.
Содержание XC-1400 Series
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