LG WFS1759EKD Service Manual page 53

12) Power is automatically turned off during operation or immediately turning on
the power button.
Where, what & how to check?
Auto Power Relay or Controller
1. Check whether power is automatically
turned off when turning on the power
switch after unplugging the power cord
from the outlet.
2. It would be defect of the controller if
power is automatically tumed off
immediately when turning on the power
switch even though there is no defects
in the power switch.
Result of Check
Automatically tumed Mechanical defect of the
off power switch
53
Possible Cause
Change the switch.
Change the controller.
How to repair & settle