LG LFXS24553S Service Manual page 60

9-7. Poor cooling in Freezer compartment
Symptom
1. Poor cooling in
Freezer compartment
Duct
Air Flow
Air Temperature
1. Check the sensor resistance
2. Check the air flow
3. Check the air Temperature
4.Check the Fan motor sticky
4. Check the Fan motor voltage
F fan motor
F-Sensor
Status
Windy
Cold
Check Point
Fan Motor
CON7
CON7
th th Resistance [ ]
15 pin ~ 16
pin
-22ºF /-30ºC
-13ºF /-25ºC
-4ºF / -20ºC
-13ºF /-25ºC
14ºF / -10ºC
23ºF / -5ºC
32ºF / 0ºC
Voltage [V]
TEST MODE 1
CON7
th th pin
10 pin ~ 12
CON7
8 pin ~ 12
Not 0V, 5V
th th pin
Duct
Ω
40k
30k
23k
17k
13k
10k
8k
8~12V