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INTERLOCK MECHANISM AND ADJUSTMENT
The door lock mechanism is a device which has been specially designed to completely eliminate microwave radiation when
the door is opened during operation, and thus to perfectly prevent the danger resulting from the leakage of microwave.
(3) Adjustment steps
1) Loosen the two mounting screws.
2) Adjust interlock switch assembly position.
3) Make sure that lock lever moves smoothly after adjustment is completed.
4) Tighten completely two mounting screws.
(1) Primary interlock switch
When the door is closed, the hook locks the oven
door. If the door is not closed properly, the oven will
not operate. When the door is closed, the hook push-
es the button of the microswitch.
Then the button of the primary interlock switch bring it
under “ON” condition.
(2) Secondary interlock switch and interlock monitor
switch
When the door is closed, the hook pushes the lock
lever downward. The lock lever presses the button of
the interlock monitor switch to bring it under “OFF”
condition and presses the button of the secondary
interlock switch to bring it under “ON” condition.
ADJUSTMENT :
Interlock monitor switch
When the door is closed, the interlock monitor switch should be changed(NO condition) before other switches are closed.
When the door is opened, the interlock monitor switch should be changed(NC condition) after other switches are opened.
NOTE :
Microwave emission test should be performed after adjusting interlock mechanism.
If the microwave smission exceed 4mW/cm
2
, readjust interlock mechanism.
