LG LFC20770SW - 7) Over cooling in Freezer section.

- 69-
6) Poor cooling in Freezer section.
1
1-. Remove Refrigerator Sensor Cover.
2-. Check if Refrigerator sensor is
correctly mounted.
No Checking flow Result & SVC Action
Result SVC Action
Correct position Go to step #2
Incorrect position Fix sensor position, then go to step #2
2
1-. Unplug CON7 Connector.
2-. Check resistance value between Blue
to Blue wires.
3-. Check the corresponding
temperature for measured resistance
value (Refer to F-Sensor Chart).
4-. Verify if Equivalent temperature
matches with real temperature of
compartment.
Result SVC Action
Match Go to step #3
No Match
Replace Sensor (Refer to F-Sensor
Error.
<F-Sensor Temperature chart and equivalencies>
°C °F
-26.0 -14.8 31.37 3.30
-24.0 -11.2 27.97 3.17
-22.0 -7.6 24.98 3.03
-20.0 -4.0 22.33 2.90
-18.0 -0.4 20.00 2.76
-16.0 3.2 17.94 2.63
-14.0 6.8 16.11 2.49
-12.0 10.4 14.49 2.36
-10.0 14.0 13.05 2.23
-8.0 17.6 11.76 2.10
-6.0 21.2 10.62 1.98
-4.0 24.8 9.60 1.86
-2.0 28.4 8.69 1.75
0.0 32.0 7.88 1.64
2.0 35.6 7.15 1.53
4.0 39.2 6.50 1.43
6.0 42.8 5.91 1.34
8.0 46.4 5.38 1.25
10.0 50.0 4.91 1.16
12.0 53.6 4.48 1.08
14.0 57.2 4.10 1.01
16.0 60.8 3.75 0.94
18.0 64.4 3.43 0.87
20.0 68.0 3.15 0.81
22.0 71.6 2.89 0.76
24.0 75.2 2.65 0.70
26.0 78.8 2.44 0.65
28.0 82.4 2.25 0.61
30.0 86.0 2.07 0.57
32.0 89.6 1.91 0.53
34.0 93.2 1.76 0.49
36.0 96.8 1.63 0.46
Temperature
Resistance (kÙ) Voltage (V)*