Hall Ic(Fan) Error - Samsung AM080 XV Series Service Manual

Troubleshooting

4-3-53 Hall IC(Fan) error

Outdoor unit
display
∙ Fan rotation defective or vibration and noise of the defective operation.
Judgment
Method
∙ Hall IC there is no signal input.
∙ Connection status error.
∙ Hall IC wire disconnection.
Cause of
problem
∙ Defective circuit parts and defective manufacturing.
∙ Fan Motor defective.
1. Cause of problem
Power Off / Power Restart
Did the error occurs?
Connection wire
of HALL IC did confirmation?
(Verify that the wire folded, or the connection
HALL IC on the PCB is connected correctly?
Replace Fan PCB
When the error is repeated, replace the Fan Motor.
4-80
(FAN PCB(FAN1))
(FAN PCB(FAN2))
Yes
Yes
is detached.)
Yes
Yes
Restart
FAN Motor Connector
Hall-sensor Connector
No
No
Check the connecting wire and restart it.
No
Check the connecting wire and restart it.
[FAN PCB]
Hall-sensor Connector
End of Service
Samsung Electronics