Prowinch PWHC1000i, User Manual

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42
Troubleshoooting
| 42 |
Version 1.0
Condition Reason Action Cause Correction
No operation
Break
Check cable, repair
if wire break
Vibration, drop
Avoid excessive bumping
in usage
Leading wire
damaged in assembly
Change motor coil
Check connector,
repair if wire break Connector not
properly set
Press by appropriate tool
Wiring error
Refer to wiring
diagram, ensure
properly connected
Wiring error
Refer to wiring diagram, en-
sure properly connected
Connector screws
loose (overheating)
Fastening
Improper fastening Ensure effective fastening
Vibration, drop
Avoid excessive bumping
in usage
Connector, insert terminal
improper combination
Proper combination
Bad combination
during assembly Ensure combination is
effective
Condition Reason Action Cause Correction
No operation
(Contractor)
Coil burning, break
Measure coil resis-
tance value;
Change transformer if
value infinite
Excessive voltage Operate under rated voltage
Avoid over-operation
Excessive current
caused by contactor
Refer to contactor items
Vibration, drop
Avoid excessive bumping
in usage
Wire break
Check leading wire,
repair or change trans-
former if wire
Vibration, drop
Avoid excessive bumping
in usage
Inside Wiring
Transformer