4-18 Samsung Electronics
Wire remote controller display
E154
Symptom
Error of Fan motor in the indoor unit
Failure
Fan error
4-4-4 Fan error
No
No
No
Is there E154 after above 6 minute?
LED of BLDC PBA is turned on?
Yes
Yes
Yes
Is the motor connector
disconnected from the PCB?(CN301)
Replace the PCB and restart the unit
Connect the connector to
PCB and restart the unit
Replace the PCB and restart the unit
Check the stuck by external substance
and remove it.
Replace the Motor or PCB and restart the unit
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