Door Lock System Failure,F10 - LG LRE3085ST 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 the 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 to open the door.
Is the door open?
It is a normal.
Check the wiring
Yes
Go to No 2
Door lock icon turns on.
No
Unplugged the unit
2
Is the Connector
disconnected or loose?
Check the below :
1. Between Main PCB and
Relay PCB (CN16, CN17)
2. Electric wiring of relay PCB(CN100)
3. Electric wiring of Locking Motor and Micro
Switch
4. Electric wiring of CN13 of Main PCB
9-15
Reconnect
Yes
or adjust the
connection
CN100 CN13
No