LG LTNS16121V /00 Service Manual page 49

- LED is not working (Multiduct)
No Checking
Disassembly multi duct and check that all
1
the wires are firmly connected to LED, the
terminals must be secured with a T.P.A. and
the LED wire must be free of any damage.
Open the refrigerator door. Check visually
2
the door magnetic switch. Are the magnetic
switch wires loose?
* Yes: Replace the door magnetic switch.
Disconnect the magnetic switch and confirm
3
whether there is continuity between the
terminals. Is there continuity?
Door
magnetic
magnet close
switch
* Yes: Replace the door magnetic switch.
Door
Switch
Resistance [
Normal Infinite
Place the
0
to magnetic
switch
Result and SVC countermeasure
Result
Damaged wires, dust,
dirt, lack of T.P.A.
Normal appearance and
correct connection
Result
Forced movement Normal
Free movement No normal
Result
Firmly connected
Connect firmly, then check again (connect
and disconnect. Is there a problem?
Loose
Yes: Go to step 4.
No: Explain to customer.
49
SVC Support
Replace LED lamp. Is there
a problem?
Yes: Go to step 2.
No: Explain to customer.
Go to step 2
SVC Support
Change door switch
Go to step 3
SVC Support
Go to step 4