Fan Lock Error - Samsung AM007FN1DCH/AA Service Manual

Troubleshooting

4-4-66 Fan lock error

Outdoor unit display
Judgment Method
∙ Is checked symptoms by phase current of Fan Motor.
∙ Fan Motor connection error.
Cause of problem
∙ Defective Fan
∙ Defective PCB
1. Cause of problem
Power On and then Commissioning
the foreign objects on the Fan
If you rotate the fan by hand,
Fan Motor did confirmation?
(Check the connection status of
4-100
(FAN PCB(FAN1))
(FAN PCB(FAN2))
Did the error occurs?
Yes
Did you check
rotary wing?
Yes
Power Off
Fan do rotate by hand?
Yes
the noise occurs?
No
Connection wire of
the Fan1 and Fan2.)
Yes
Replace Fan PCB
No
No
Remove the foreign objects and restart.
No
Replace Fan Motor
Yes
Replace Fan Motor
No
Check the connection status, and then restart.
End of Service
Samsung Electronics