17
16.0 OPERATOR FAULT CODES
Operator fault codes are displayed by the pendant LED indicator.
See Figure 5.
Refer to Table 2 for operator fault code information.
Table 2 - Operator Fault Codes
LED Indicator Blink and Color
Cause
Action
LED indicator blinks RED.
Pendant vibrates 5 times.
Button/Pendant Fault
Remove and reinstall battery while ensuring that
no pendant buttons are being pressed. If problem
persists, contact Enerpac Authorized Service
Center.
LED indicator blinks RED and YELLOW.
Pendant vibrates 5 times.
Over Temperature
Allow time for pump temperature to cool.
LED indicator blinks YELLOW.
Pendant vibrates 5 times.
Low Voltage
Refer to “Pump will not start” or “Pump slows
down and stops” in Troubleshooting Guide.
LED indicator blinks RED four times and
then pauses for one second.
Pendant vibrates 5 times.
Mechanical or Electrical Failure Contact Enerpac Authorized Service Center.
Table 1 - Troubleshooting Guide (Continued)
Symptom
Possible Cause
Action
9. Noisy pump operation.
a. Pump element piston sticking.
Contact Enerpac Authorized Service Center.
b. Motor or gear damaged.
Contact Enerpac Authorized Service Center.
10. Pump builds pressure,
but does not reach
recorded pressure.
Stored pressure is higher than user
adjustable relief pressure.
Correct relief pressure and reset stored pressure. Refer
to Section 11.1 or 12.1 (as applicable).
11. Pump retract timer is
extended (20 seconds)
and the relief pressure
is above 2,000 psi
[138 bar].
Faulty or damaged pressure
transducer.
Contact Enerpac Authorized Service Center.
12. Auto-cycle function
is disabled and/or
pendant will not accept
a pressure setting.
a. Relief valve pressure setting is below
1000 psi [70 bar].
Adjust relief valve pressure to 1000 psi [70 bar]
or above. Auto-cycle operating pressure range is
1000 to 10,000 psi [70 to 700 bar].
b. Faulty or damaged pressure
transducer.
Contact Enerpac Authorized Service Center.
13. LED indicator shows
mechanical or electrical
failure fault (see
Section 16.0) when
battery is connected to
pump then changes to
solid green after
10 seconds.
Faulty or damaged pressure
transducer.
Contact Enerpac Authorized Service Center.
Summary of Contents for XC Series
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