LG LFCS27596S Service Manual page 55

8-16. Poor cooling in Fresh food section
Symptom
1. Poor cooling in Fresh
food section
CON1
CON201
1. Check the sensor resistance
2. Check the air flow
3. Check the air Temperature
4. Check the R-Damper motor voltage
CON2 CON3
F-Fan motor
R-Sensor
Check Point
CON5
CON6
CON7
th th
CON7 15 pin ~ 18 pin
23ºF / -5ºC
32ºF / 0ºC
41ºF / 5ºC
50ºF / 10ºC
59ºF / 15ºC
TEST MODE 1
th th
CON7 12 pin ~ 14 pin
th th
CON7 16 pin ~ 14 pin
th th
CON7 10 pin ~ 14 pin
Duct Status
Air Flow Windy
Air Temperature
Duct
Fan Motor
Resistance [Ω]
38k
30k
24k
19.5k
16k
Voltage [V]
12V
0V<Voltage<5V
0V<Voltage<5V
Cold