Fault Diagnosis; Symptom / Possible Cause / Remedy - Enerpac AVBOLT Manuel D'instructions

Fault Diagnosis

IMPORTANT - Only fully trained and qualified hydraulic technicians should service the pump or system components.
Please contact Avdel for your servicing, repair and training requirements. Service Instructions and repair parts sheet
are available on request.
SYMPTOM
Pump/Motor will not
start
Trigger Button does
not function
Motor running but
placing tool does not
function
Motor stops under
load
Solenoid valve will not
operate
POSSIBLE CAUSE
Fault condition
Incorrect power supply
Trigger control cable not
connected correctly
Damaged trigger switch
Pump in local mode
Trigger, control cable or
connector damaged
Hydraulic Hoses not connected
Faulty hydraulic quick couplers
Low oil level
External system leak
Internal leak in pump
Internal leak in valve
Internal leak in system
component
Low voltage
No power or wrong voltage
Solenoid cable disconnected or
damaged
Valve out of adjustment
REMEDY
Refer to Pump LCD Menus and
Operating Instructions and Fault
Conditions for details
Check power supply against
specification
Check control cable is correctly
connected at pump and placing
tool
Refer to placing tool Instruction
manual for repair/replacement
Turn off Local Mode - Refer to
Pump LCD Menus and Operating
Instructions
Refer to Diagnose Menu
Refer to placing tool Instruction
manual for repair/replacement
Check for correct connections at
pump and placing tool
Replace quick couplers - refer to
placing tool instruction manual
Add oil - refer to Putting into
Service and Maintenance and
Servicing
Inspect and repair or replace
See authorized service center
See authorized service center
See authorized service center
Refer to Fault Conditions
Turn off other electric loads
Use heavier gauge extension cord
Connect to correct power source
per pump name plate &
specification
Connect, repair, or replace cable
See authorized service center
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