ACP MRX2QT - Interlock Switch Service; Switch Removal and Adjustment

NOTE: THE PRIMARY DOOR SWITCH IS NOT ADJUSTABLE.
SWITCH
DOOR CLOSED
CHANGES
TEST PLUG
PRIMARY
OPEN
At ¼ in
BU TO RD
SECONDARY
CLOSED
At ½ in
VT to OR
MONITOR
OPEN
At 1 in
VT to BU
TO REMOVE THE SECONDARY/MONITOR SWITCH ASSEMBLY:
1) OPEN THE DOOR
2) REMOVE THE 5/16in (10mm) SECURING NUT and SLIDE SWITCH ASSEMBLY OUT
TO REINSTALL AND PROPERLY REPLACE THE DOOR SWITCH ASSEMBLY:
1) WITH THE DOOR OPEN, SLIDE SWITCH BACK INTO SWITCH BRACKET AND
TIGHTEN THE 5/16in (10mm) NUT.
2) USING AN OHMMETER WITH PROBES INSERTED INTO THE VT AND BU WIRES ON
THE SECONDAYR/MONITOR SWITCH TEST PLUG, ADJUST MONITOR SWITCH TO
OPERATE WHEN DOOR IS OPEN TO ONE (1) INCH AT THE TOP OF THE DOOR.
NOTE: TIGHTENING ADJUSTMENT SCREW INCREASES THE TRIPPING POINT (>1 inch)
INTERLOCK SWITCH SERVICE
SECURING
NUT
ADJUSTMENT
SCREW
PRIMARY SWITCH
TEST PLUG
SECONDARY/MONITOR
SWITCH
TEST PLUG
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