5-7
K. INTERLOCK SYSTEM
1) INTERLOCK MECHANISM
The door lock mechanism is a device which has
been specially designed to eliminate completely
microwave activity when the door is opened during
cooking and thus to prevent the danger resulting
from the microwave leakage.
2) MOUNTING OF THE PRIMARY/MONITOR/
SECONDARY SWITCHES TO THE LATCH BOARD
3) INSTALLATION AND ADJUSTMENT OF THE
LATCH BOARD TO THE OVEN ASSEMBLY
• Mount the latch board to the oven assembly.
• Adjust the latch board in the arrow direction so that
oven door will not have any play in it when the door
is closed.
• Tighten the mounting screw.
L. RELAY PCB ASSEMBLY
1) Disconnect the leadwire from relay PCB.
2) Remove the two screws holding relay PCB assembly.
3) Remove the relay PCB assembly from cavity
assembly.
4) Remove two screws holding relay PCB.
5) Remove the relay PCB from relay PCB support.
M. UPPER SHEATH HEATER REMOVAL
1) Remove three hex nuts holding the sheath heater.
2) Remove gasket and bracket holding heater.
3) Remove the thermister.
4) Remove the sheath heater from the oven cavity.
ADJUSTMENT
DIRECTION
SECONDARY
SWITCH
PRIMARY
SWITCH
Right
Left
MONITOR
SWITCH
Relay PCB
Relay PCB Support
Insulator-U
Nut
Bracket
Gasket
Thermistor
Upper Heater
Nut
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
