LG LFX2597 Series - Over Cooling in Refrigerator Room Diagnosis

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9-8 Over cooling in Refrigerator room
No
1
Checking flow
Check the R Sensor resistance.
2 Reset the unit and
Input Test 1 Mode.
(Push the button 1 time)
3 Open Refrigerator room door and Check
the air flow.
※
The R Sensor is determined by
the temperature.
For example, 30kΩ indicates 32°F.
Result & SVC Action
Status
Windy
No windy
SVC Action
Go to the 4
Check the R Fan Check
the damper (Go to the 5)
4 Input Test 2 Mode and
Check the air flow.
(push the button 1 more time)
Status
Windy
No windy
SVC Action
Go to the 5
It’s normal
5 Check the damper resistance.
<CON7>
Temperature
23°F / -5 °C
32°F / 0 °C
41°F / 5 °C
50°F / 10 °C
59°F / 15 °C
Result
38
30
24
19.5
16
(1)
(4)
(3)
(2)
(1) To (2)
(3) To (4)
270 ~ 330
Other
270 ~ 330Ω
Other
It’s normal
Change damper
It’s normal
Change damper
Result
SVC Action
Test
Point
kΩ
kΩ
kΩ
kΩ
kΩ
Ω