LG LSFXC2476 Series Service Manual page 53

Condenser Fan Error (CF E)
1 Reset the unit and
Input Test1 Mode.
(Push the button 1 time)
2
Check the f an rotating.
Does f an rotate?
Yes
Go to 4
3
Check the Fan motor.
Rotate f an using hand.
It f eel sticky?
4
Check the Fan Motor voltage
Is Fan Motor voltage 8~12V?
No Go to 3
5
Check the Fan Motor voltage
Is Fan Feed Back voltage 0V, 5V?
Change the
Yes
Fan motor
6
Explain to customer
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TEST MODE 1 Voltage [V]
CON7
8~12V
4 th pin ~6 th pin
Yes
TEST MODE 1 Voltage [V]
CON7
Not 0V, 5V
2 th pin ~6 th pin
No
Replace
No
Main PCB
Change the
Yes
motor