Daewoo KOR-122M0A Service Manual page 43

6. Interlock switches
• You can test continuity of safety interlock and monitor switch by using ohmmeter.
• The switch operation is checked by zero/unlimited.
The meter should indicate zero resistance.
• The sequence of check is interlock monitor switch, primary and secondary interlock switches check.
1) In case of interlock monitor switch check.
POWER
SUPPLY
CORD
2) In case of primary interlock switch check.
POWER
SUPPLY
CORD
PRIMARY
INTERLOCK SWITCH
INTERLOCK
MONITOR
SWITCH
OHMMETER
PRIMARY
INTERLOCK SWITCH
INTERLOCK
MONITOR
SWITCH
OHMMETER
Condition
1) Door is opened.
2) Common terminal of the monitor
switch disconnected.
Condition
1) Door is closed.
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