When Indoor Fan Motor Error Code(Top) " "/(Middle)" "/Bottom" "Is; Indicated Onthe Indoor Temperature Display Area - Samsung AF28FVSDA N Series Service Manual

4-4-6 When Indoor fan motor error code(top) "

Indicated onthe Indoor temperature display area.

1. Cause of malfunction
1) Faulty internal circuit of internal fan motor (bldc motor)
2) Faulty motor wire or Main PBA
3) Faulty motor due to disconnected internal fan motor connector while being supplied with power
2. Check procedure
Turn on the main power switch.
Is the voltage of
5-3(N-L) of power PBA CN10
AC187V~AC253V?
Are the voltages on
Both "~","~" ends of power PBA BD200
between AC187V~AC253V?
Is the voltage of
the power PBA CE200 electrolytic condenser
between C265V~DC357V?
Samsung Electronics
Yes
Yes
Yes
Cont.
"/(middle)" "/bottom"
No Inspect or replace wire connected to PBA
(point of contact, disconnection)
No Check for disconnected fuse (FB10),
No
Replace bridge diode (BD200)
Troubleshooting
"is
<Measure voltage>
NTC or coil (L10)
<Measure voltage>
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