Samsung AC035JNMCEH Service Manual page 56

4-7-3 Fan error
Indoor unit display
Wire remote controller display
Symptom
Failure
disconnected from the PCB?(CN301)
Replace the PCB and restart the unit
4-30
X (Operation) X (Defrost)
E154
Error of Fan motor in the indoor unit
Fan error
Is the motor connector
No
Is there foreign substance
stuck in the motor fan?
Yes
X(Timer) (Fan) X (Filter)
Yes
Yes
Connect the connector to
PCB and restart the unit
Remove the foreign substance
and restart the unit
Samsung Electronics