Daewoo KOR-1A1G0A Service Manual

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Daewoo KOR-1A1G0A Service Manual Manual pdf 19 page image

18INTERLOCK MECHANISM AND ADJUSTMENTThe door lock mechanism is a device which has been specially designed to completely eliminate microwave radiation whenthe door is opened during operation, and thus to perfectly prevent the danger resulting from the leakage of microwave.(1) Primary interlock switchWhen 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 pushes the button of the microswitch. Then the button of the primary interlock switchbring it under ON condition.(2) Secondary interlock switch and interlock monitor switchWhen the door is closed, the hook pushes the lock lever downward. The lock lever presses the button of the interlockmonitor switch to bring it under NO condition and presses the button of the secondary interlock switch to bring it underON condition.(3) Adjustment stepsa) Loosen the one mounting screw.b) Adjust interlock switch assembly position.c) Make sure that lock lever moves smoothly after adjustment is completed.d) Tighten completely two mounting screws.ADJUSTMENT :Interlock monitor switchWhen 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 emission exceed 4mW/cm2, readjust interlock mechanism.