Fujitsu GENERAL AOHG18KMTA, Service Manual

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2-18. E: 63. Inverter error (Outdoor unit)
Indicator Indoor unit
Operation indicator 6 time flash
Timer indicator 3 time flash
Economy indicator Continuous flash
Error code E: 63
Detective actuator Outdoor unit Main PCB Error information received from outdoor unit main PCB
Forecast of cause External cause
Power supply to main PCB wiring disconnection or open
Main PCB failure
Check point 1. Turn the power on again?
If no, go to "Check point 1-2" .
Error displayed again?
Check point 2. Check the wiring
• Connector and wiring connection state check.
• Cable open check.
Check point 3. Replace main PCB
Replace outdoor unit main PCB.
End
Check point 1-2. Check external cause
• Check if temporary voltage drop was not generated.
• Check if momentary open was not generated.
• Check if ground is connection correctly or there are no related cables near the power line.
End
2-18. E: 63. Inverter error (Outdoor unit)
- (03-23) -
2. Troubleshooting with error code
TR
O
U
B
LESH
O
O
TI
N
G
TR
O
U
B
LESH
O
O
TI
N
G