Samsung AC030JN4DCH Service Manual page 62

Troubleshooting
(Continued)
Continued
Check the compressor wires.
1. Are the wires of the compressor correctly
assembled in colors: U: RED, V: BLU, and W: YEL?
Check the disconnections of PBA and COMP.
2. Is the terminal in the compressor wire housing
firmly assembled?
3. Is there a fault of part of the compressor
wires in deviation or secession?
Replace the PCB.
E464 Error-related, EMI / outdoor unit Main / Indoor unit Main PBA do not
replace! This error is related to the compressor and Inverter PBA.
(Not related to the above PBA)
4-36
Yes
Yes
No
1. Replace the compressor wire.
Check normal startup.
2. Replace the compressor wire.
Check normal startup.
3. Replace the compressor wire.
Check normal startup
W
V
U
[RC HXG ,
RC HXH ,
AC100FCA GH]
W
V
U
PBA connecting connector
Power is on.
End the service.
Power is on.
End the service.
Power is on.
End the service.
W
V
U
[RC090/100/125/140/145 HX
AC FCA ]
V
W
U
COMP connecting
connector
[RC072DHXB Series]
Samsung Electronics
,