LG LFXS29766 Series - Page 61

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Poor cooling in Fresh food section
1
Check the sensor resistance.
CON7
15
th
pin & 16
th
pin
Resistance [Ω]
23ºF / -5ºC 38k
32ºF / 0ºC30k
41ºF / 5ºC24k
50ºF / 10ºC19.5k
59ºF / 15ºC16k
2
Reset the unit and
Input Test1 Mode.
(Push the button 1 time)
3
Open the fresh food door and
Check the air flow. Windy?
No
Yes
Check the F
Fan Motor
Check the
damper
Go to 5
4
Check the air temperature.
Is it cold?
No
Yes
Check the
Compressor
and sealed
system
5
Check the Damper Resistance
Is it correct compared with table?
Change
Damper
No
CON8 Resistance [Ω]
19
th
pin & 21
st
pin 270 ~330Ω
20
th
pin & 22
nd
pin 270 ~330Ω
Go to 9
6
Check the Fan motor.
Rotate f an using hand.
It feel sticky?
Yes
Change the
Fan motor
Fan Motor
No
Yes
CON8
CON7