Troubleshooting
4-40
Samsung Electronics
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1. Connect the screws of the terminal block
with the power cable.
ױ
Check normal
startup.
ױ
End the service.
2. Connect the terminal of the power terminal
box and the power cable.
ױ
Check normal
startup.
ױ
End the service.
Replace the fuse.
Yes
Yes
No
After replacing the inverter PBA of
the outdoor unit, check normal startup.
ױ
End the service.
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?
Is the fuse of the EMI PBA disconnected?
[RC
6666
HXG
6
, RC
6666
HXH
6
,
AC100FCA
6
GH]
[RC072DHXB
6
]
Continued
Yes
Yes
[RC090/100/125/140
6
HXE
6
,
RC100
6
HXB
6
, AC
666
FCA
6
EH]
(Short-Normal, Open-Fault)