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(2) Secondary interlock switch and interlock monitor switch
When the door is closed, the hook pushes the push lever down ward, the push lever presse the button of the
monitor interlock switch to bring it under “off”, condition and presses the button of the secondary interlock
switch to biring it under “on”, condition.
ADJUSTMENT 2.
Interlock monitor switch
When the door is closed, the interlock monitor switch should be opened before other switched close.
When the door is opened, the interlock monitor switch should be closed after other switched open.
Secondary interlock switch
The movement of the switch button should exceed 1.2mm measured at the top of the button.
(3) Adjustment steps
a) Loosen the two mounting screws.
b) Adjust interlock switch assembly position.
c) Confirm the gap(1.2mm) described above.
d) Make sure that push lever moves smoothly after adjustments is completed.
e) Completely tighten the two mounting screws.
(4) Interlock switch resplacement
Whenever safety interlock switch are replaced :
1) Refer to the following diagram.
2) Check the connection of monitor switch after replacement.
3) Perform the electrical continuity check of interlock switches and microwave emission test mentioned in this
manual.
NOTE : Microwave emission test should be performed after adjusting interlock machanism. If the
microwave emission exceed 4mW/cm
2
, readjust interlock mechanism.