LG LTCS24223D Service Manual page 50

8) Poor cooling in Refrigerator room
No
1.- Unplug connector from CON8.
1
2.- Check resistance in wires White to
White.
The sensor is determined by
the temperature.
For example, 30
2 Reset the unit and
Input Test 1 Mode.
(push the button 1 time)
3 Open the freezer door and
Check the air flow.
4 Check the air temperature.
Cold or not ?
Check the Fan motor.
5
Rotate fan using your hand.
It feel sticky, change the motor.
(cause of ice or rust inside of motor)
Checking flow
indicates 32°F.
Result & SVC Action
Temperature
23°F
32°F °C
41°F °C
50°F
59°F
Status
Windy
No windy
Status
Cold
Not cold
Point Result
Motor
- 50 -
Result
°C 38
30
24
°C 19.5
°C 16
SVC Action
Go to the 4
Check the Fan motor
(Next page)
SVC Action
Normal
Check the Compressor
And sealed system
SVC Action
Release
Check section
Cooling
BLDC Fan
Motor Error