Samsung AC030JN4DCH Service Manual page 64

Troubleshooting
Is the fuse of the EMI PBA disconnected?
Check the terminal block and
the power terminal box.
1. Is the screw of the terminal block firmly assembled?
2. Are the power cable of the power terminal
box and the terminal firmly
assembled?
After replacing the inverter PBA of
the outdoor unit, check normal startup.
4-38
Continued
Yes
Yes
No
End the service.
Yes
[RC HXG , RC
AC100FCA GH]
[RC072DHXB ]
Yes
1. Connect the screws of the terminal block
with the power cable.
startup.
2. Connect the terminal of the power terminal
box and the power cable.
startup.
Replace the fuse.
HXH ,
[RC090/100/125/140 HXE ,
RC100 HXB , AC FCA EH]
(Short-Normal, Open-Fault)
Check normal
End the service.
Check normal
End the service.
Samsung Electronics