Door Lock System Failure,F10 - LG LRE3194ST Service Manual

CHECKING FLOW CHART BY FAILURE

Door Lock System Failure,F10?

Plug the unit
Note :
Just after self-clean start, the door lock motor
starts to rotate.
During that time if the door lock switch does not
operate properly after rotating twice, then
supervising circuit detects a Door Lock failure
and the F10 error code appears.
1
Check the operation of
door lock motor.
Press Start button for
3 seconds.
and try open the door.
Is the door open?
It is a normal.
Check the wiring
Yes
Go to No 2
No
Unplugged the unit
2
Is the disconnect or loose
connector?
1. Between Main PCB and
Relay PCB (CN17)
2. Electric wiring CN100 of relay PCB
3. Electric wiring of Locking Motor and Micro
Switch
4. Electric wiring of CN13 of Main PCB
9-11
Reconnect
Yes
or adjust the
connection
CN100 CN13
No