Schematic Diagram - Chamberlain MH Owner's Manual

(OPTIONAL)
LIGHT
MAX.
100W
BK
W
BK
L2
OPEN-A
R
BK
CLOSE-C
OPEN-C
3 STOP
4
MOVE JUMPER WIRE TO TERMINAL #2
FOR MOMENTARY CONTACT ON CLOSE
BR
R1
OPEN
AUX.
SAFETY
CLOSE L/S
EDGE
10
GY
GY
A.R.S. BOARD
(When Present)
4 3
5 2
W
PULL SWITCH
TO
OPEN & CLOSE
Y
7
R
CLOSE
* TO REVERSE MOTOR ROTATION INTERCHANGE
RED AND YELLOW MOTOR WIRES.

SCHEMATIC DIAGRAM

(OPTIONAL)
BIMETAL
RELAY
W
C
A
CLOSE-B
BL
C
N.O.
RES.
Y
CAPACITOR
BRAKE SOLENOID
(WHEN PRESENT)
Y
HAND CHAIN
INTERLOCK SW.
12
BL
BR
OPEN-B
OR
1
OR
GY
1
AUX.
Y
OPEN
R2
L/S
P
2
12
B
Y
MOTOR *
O/L
R
BL/BK
PR1.
10VA.
24VAC.
SEC.
R
CLOSE-A
BL
R
C N.O.
OPEN L.S.
OR OR
OP
N.C.
Y
CLOSE L/S
P
P
CL
N.C.
1754
W
BK
L1
BR
WIRE NUT
W
R3
Y
W
11
C
W
W
C