LG LFXS29626 Series Service Manual page 29

Icing Sensor Error (Er IS)
1
Is the Connector disconnected
or loose between Main PCB and
sensor?
CON5
No
2
Check the Sensor resistance.
Is resistance 0Ω (Sensor short)?
No
3
Check the Sensor resistance.
Is resistance OFF (Sensor open)?
No
4
Reconnect or
Yes
Check the Sensor resistance.
repair the
Is resistance normal?
connector
5
Check the Temperature and
resistance ref er to the table.
No problem?
Change the
Sensor
Yes
Replace the
ref rigerator
Yes
6
Explain to customer
- 29 -
Yes
CON5
Resistance [Ω]
11 th pin ~ 12 th pin
-22ºF / -30ºC
-13ºF / -25ºC
-4ºF / -20ºC
-13ºF / -25ºC
14ºF / -10ºC
23ºF / -5ºC
32ºF / 0ºC
Yes
40k
30k
23k
17k
13k
10k
8k