LG LFXS29766 Series Service Manual page 33

8-3. Icing Sensor Error (Er IS)
Symptom
1. Er IS
CON7 CON8
CON6
CON3
CON5
1. Check f or a loose connection
2. Check Sensor Resistance
CON2
CON5
11 th pin &12
CON5
11 th pin& 12
-22ºF / -30ºC
-13ºF / -25ºC
-4ºF / -20ºC
-13ºF / -25ºC
14ºF / -10ºC
23ºF / -5ºC
32ºF / 0ºC
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Check Point
CON201
CON203
CON1
Resistance [Ω]
Short
Open
th pin
Other
Resistance [Ω]
th pin
40k
30k
23k
17k
13k
10k
8k
CON5
0
OFF
Normal