LiftMaster MJ MJ (BLACK LINE) Manual - Page 12

Schematic Diagram, Red And Yellow Motor Wires.

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SCHEMATIC DIAGRAM 1754 (OPTIONAL) LIGHT W MAX. 100W (OPTIONAL) BIMETAL RELAY C B BK A W CLOSE-B BL Y C N.O. W RES. MOTOR * L2 BK OPEN-A Y CAPACITOR R O/L BK L1 BR R BK CLOSE-C OPEN-C BRAKE SOLENOID BL/BK WIRE NUT PR1. 3 STOP 4 Y (WHEN PRESENT) MOVE JUMPER WIRE TO TERMINAL #2 HAND CHAIN INTERLOCK SW. 10VA. W 24VAC. Y R3 SEC. FOR MOMENTARY CONTACT ON CLOSE R BL 12 CLOSE-A BL R BR R1 BR OPEN-B C N.O. OPEN OR 1 SAFETY AUX. EDGE 10 CLOSE L/S GY GY GY OR A.R.S. BOARD (When Present) 54 3 2 1 OR OP Y W PULL SWITCH TO OPEN & CLOSE 7 Y R2 Y AUX. OPEN L/S R CLOSE P P CL 2 * TO REVERSE MOTOR ROTATION INTERCHANGE RED AND YELLOW MOTOR WIRES. OPEN L.S. OR N.C. W 11 C W CLOSE L/S P W N.C. C 12

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12
(OPTIONAL)
BIMETAL
CLOSE-A
RED AND YELLOW MOTOR WIRES.
*
TO REVERSE MOTOR ROTATION INTERCHANGE
PULL SWITCH
OPEN & CLOSE
CLOSE
TO
SAFETY
EDGE
OPEN
BR
2
P
7
Y
10
GY
Y
AUX.
R1
BR
1
OR
GY
OPEN
AUX.
L/S
OPEN-B
BL
OR
12
BL
C
(OPTIONAL)
CLOSE
L/S
BK
3
STOP
L2
BK
BK
CLOSE-B
4
R
OPEN-A
W
C
CAPACITOR
Y
N.O.
BL
100W
MAX.
W
LIGHT
RELAY
C
SEC.
OPEN L.S.
CLOSE L/S
P
P
CL
OR
R
N.O.
R
OR
OP
N.C.
C
W
W
W
11
BR
L1
MOTOR *
R
Y
10VA.
PR1.
24VAC.
Y
W
O/L
BK
A
B
W
WIRE NUT
R3
R2
3
4
2
1
5
GY
W
R
Y
A.R.S. BOARD
(When Present)
N.C.
C
MOVE JUMPER WIRE TO TERMINAL #2
FOR MOMENTARY CONTACT ON CLOSE
Y
HAND CHAIN
INTERLOCK SW.
(WHEN PRESENT)
BRAKE SOLENOID
CLOSE-C
OPEN-C
BL/BK
RES.
SCHEMATIC DIAGRAM
1754