Samsung AC030JN4DCH Service Manual page 63

1. Test Item
1) Check the power supply. / Check the re-startup after the power is reset.
Does the error occur again at operation after power is reset?
2) Check the connection of the power, and check whether the jointed power connection exists.
3) Check the reactor and its connecting wires.
4) Check the fuses of EMI PBA.
5) Check the terminal block and power terminal box and the wire assembly.
2. Check procedure
Is the power cable correctly connected?
Check the reactor and its
connecting wires.
1. Is the wire between the reactor and the inverter
PBA of the outdoor unit correctly connected?
2. Is there any fault such as scratch, or pressing of
the reactor or broken or
loosened terminal?
Samsung Electronics
Power OFF
Yes
Yes
Continued
Is there a fault in input power?
No
Reconnect the power cable.
[RC HXG , RC145DHXH , AC100FCA GH Series Confirmation Matters]
[RC HXE , RC100DHXB , AC
Fault in connection of the jointed power cable]
1. Connect the Wire normally (Reactor and
the outdoor unit Inverter PBA)
Check the normal operation
Shut down the service
No
2. Replace the reactor
Check the normal operation
Shut down the service
[RC HXG , RC145DHXH , AC100FCA GH Confirmation Matters]
[RC090/100/125/140 HXE , RC100 HXB , AC
Confirmation Matters]
[RC072DHXB Confirmation Matters]
Troubleshooting
FCA Common:
FCA EH
4-37