Version 1.0
43
Troubleshooting
43
Condition
Reason
Action
Cause
Correction
No operation
(contractor)
Coil burning, break
Measure coil resistance 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 transformer if wire
Vibration, drop
Avoid excessive bumping in
usage
Transformer
Contactor & Electric Reply
Condition
Reason
Action
Cause
Correction
Non-stop activation
Junction welding
burn out
Change contactor if continuous
welding or burn out. For electric
reply, visual inspection of junction
Do not over-operate
Excessive voltage (Excessive
current)
Operate under rated voltage
Excessive current due to
overload
Operation under rated voltage
No operation
Coil burning
Measure coil resistance value.
Change coil if value infinite.
Avoid over-operation
Excessive voltage
Operate under rated voltage
Vibration due to low voltage
(Starting current added
continuous)
Operate under rated voltage
Replace contactor if action is not
smooth. For electric reply, visual
inspection for part breakage
Vibration, drop
Avoid excessive bumping in
usage
V.07.22 [LA]
Содержание PWJTHF
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Страница 19: ...Version 1 0 19 Specifications 19 V 07 22 LA...
Страница 20: ...Version 1 0 Specifications 20 20 V 07 22 LA...
Страница 30: ...Version 1 0 Parts 30 30 1 H3 EXPLODED VIEW AND PARTS LIST 1 1 Motor and body assembly drawing V 07 22 LA...
Страница 33: ...Version 1 0 33 Parts 33 1 4 Trolley assembly drawing V 07 22 LA...
Страница 49: ...49 Wiring Diagram 49 7 CONVENTIONAL HOIST WIRING DIAGRAM PWJTHF PWJTHT V 07 22 LA...
Страница 50: ...Wiring Diagram 50 50 V 07 22 LA...