Troubleshooting
Samsung Electronics
131
4-4-84 Hall IC(Fan) error
1. Cause of problem
Replace Fan PCB
Restart
When the error is repeated, replace the Fan Motor.
End of Service
No
Yes
Yes
Did the error occurs?
Check the connecting wire and restart it.
No
Yes
Connection wire of
HALL IC did confirmation?
(Verify that the wire folded, or the connection is
detached.)
Check the connecting wire and restart it.
No
Yes
HALL IC on the PCB is connected correctly?
Power Off / Power Restart
Outdoor Unit Display
(FAN PCB(FAN1))
(FAN PCB(FAN2))
Indoor Unit Display
-
Judgment Method
∙ Connection status error.
∙ Hall IC wire disconnection.
∙ Defective circuit parts and defective manufacturing.
∙ Fan Motor defective.
Special Cause
• EVI EEV and super cooler, liquid bypass valve leakage, refrigerant overcharge, indoor unit EEV leakage,
direct connection between indoor liquid pipe-gas pipe, faulty main EEV, and failure to operate compressor
