Removing The Latch Drive Assembly - LG LSE4617ST Service Manual

REMOVING THE LATCH DRIVE ASSEMBLY

WARNING
• DISCONNECT power supply cord
from the outlet before servicing.
• Replace all panels and parts before
operating.
• RECONNECT all grounding devices.
- Failure to do so can result in severe personal
injury, death or electrical shock.
CAUTION
• Be careful when you work on the
electric range handling the sheet
metal part.
- Sharp edge may be present and you can cut
yourself.
1. Turn off the electrical supply going to the range.
2. Pull the range away from the wall so that you can
access the rear panel.
3. Remove back Cover.(See the page 3-2)
4. Disconnect the wires from the latch drive motor
and switch.
5. Remove the 1 mounting screws from the latch
drive.
screws
6. Unhook the Latch rod from the cam.
7. Push the Latch rod toward the Oven direction.
8. Access the Door to Check whether the door can
open or not.
COMPONENT ACCESS
DOOR LOCKING MECHANISM
The door lock assembly is located at the back side
of range.
The structural elements are as below.
1. When the oven control is programmed and started
for the Self clean and Lock out mode, PCB (Power
control board) chip operates the motor.
2. The cam moves the door hook connected to latch
rod from unlocked position to locked position (from
locked Position to unlocked position)
3. The cam activates the micro switch that causes the
motor to stop.
4. The locked status remains until the range
temperature drops to approximately 500F after end
of the self clean or lock out feature is reactivated.
The motor operates to unlock door at that time.
3-26
HOOK
Latch ROD
CAM
MICRO
SWITCH
MOTOR