LG LFXS30726S - POOR COOLING DIAGNOSIS

- 60 -
CON7
CN1
CON201
CON2
CON1
CON3
CON5
CON6
SymptomCheck Point
1. Poor cooling in Fresh
food section
1. Check the sensor resistance
2. Check the air flow
3. Check the air Temperature
4. Check the R-Fan motor voltage
CON6
CON7
13
th
pin ~ 14
th
pin
Resistance [Ω]
23ºF / -5ºC 38k
32ºF / 0ºC 30k
41ºF / 5ºC 24k
50ºF / 10ºC19.5k
59ºF / 15ºC 16k
Duct Status
Air Flow Windy
Air Temperature Cold
CON7
TEST MODE 1 Voltage [V]
CON6
3
rd
pin ~ 5
th
pin
8~12V
CON6
1
st
pin ~ 5
th
pin
Not 0V, 5V
Duct
8-18. Poor cooling in Fresh food section