LG LTNS16121V /00 Service Manual page 52

- Poor cooling on refrigerator compartment
No Checking
Check if there's a connector loose on CON8.
1
Unplugged the refrigerator and all the PCB
2
connectors, check the resistance between
white wires for CON8.
1. Connect the refrigerator.
3
2. Remove the PCB cover and start Test
Mode 1 (press once the button on PCB).
1. Open the freezer door.
4
2. Press manually the door switch.
3. Check the air flow.
Result and SVC countermeasure
Result
Connected
Connect firmly and check again.
Is there a problem?
Loose
Yes: Go to step 2.
No: Explain to customer.
Result
0 Short
Refer to "Refrigerator Sensor Error"
section
OFF Open
1. Check temperature and resistance (see
chart of section 7-2).
2. Check the box corresponding to the
temperature of the resistance by the
value (see "R" in the sensor graphic).
Other
Normal
3. Check if the equivalent temperature
Value
matches with the real temperature of
the compartment.
Go to step 3.
Result
Air Flow Normal
No air flow No normal
52
SVC Support
Go to step 2.
SVC Support
SVC Support
Go to step 5
Go to step 6