LG LFX31925 Series - Food Freezing in Refrigerator; Refrigerator;Freezer Temperature Too Cold; Icemaker Not Making Enough Ice

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No Checking flow
6 Check the Fan motor.
Rotate fan using your hand.
It feel sticky, change the motor.
(cause of ice or rust inside of motor).
7 Check the F Fan motor voltage.
Result & SVC Action
Below 12 V
0 or 5 V
(1) ~ (2)
(1) ~ (3)
Change the PCB
Change the motor
Point Result SVC Action
StickyMotor Change the motor
Point Result SVC Action
<CON7>
(3)(2) (1)