LG LFXS32726 Series - Page 68

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6
Check the Fan Motor voltage
Is Fan Motor voltage 11.4~12.6 V?
Yes
Replace
Main PCB
No
8
Check the Fan Motor voltage
Is Fan PWM voltage 0V, 5V?
No
Replace
Main PCB
Yes
9
Explain to customer
7
Check the Fan Motor voltage
Is Fan Feed Back voltage 0V, 5V?
No
Change the
motor
Yes