Single Phase Wiring Diagram - Chamberlain GH Owner's Manual

INTERLOCK
( OPTIONAL )
P 1
8
BL
Y 5
4
GY
115V. CONNECTION
P 1
BL 8
BL-BK
2
Y 5
BL-BK
4
GY
BRAKE
( WHEN REQ'D )
230V. CONNECTION
NOTES:
1) TO REVERSE MOTOR DIRECTION: INTERCHANGE PURPLE &
GRAY MOTOR LEADS AT CONTACTOR 1 & 3.
2) WIRE MUST BE REMOVED FOR 23OV 1PH OPERATION.
**- Transformer Primary & Relay Voltage same as Line Voltage.

SINGLE PHASE WIRING DIAGRAM

ORANGE
R1
RADIO
YELLOW
R2
RECEIVER
RED
R3
RED
AUX.TERMINAL
BLOCK FOR RADIO
YELLOW
C
NO
PURPLE
AUX.OPEN
NC
ORANGE
L/S
OPEN
LIMIT SWITCHES
OPEN
NC ORANGE
L/S
C
ORANGE
CONTACTOR
PURPLE A1 A2 PURPLE
CLOSE
PURPLE
RED
13 14
RED
YELLOW 5 6 BLACK
BLACK
GREY
3 4
PURPLE 230V.
1 2
SUPPLY
ONLY
BLUE
115V.
SUPPLY
WHITE
ONLY
ORANGE
A1
A2
YELLOW
13
14
YELLOW
5 WHITE
6
3 4 BLACK
WHITE
1 2
OPEN
SEE NOTE 2
BLACK
RED
PURPLE
PURPLE
R1
C NO NC
RELAY
ORANGE
ORANGE
RED
3 BL-BK
2
BL-BK
1 2
BL-BK
3
OPEN
BL-BK
CLOSE
STOP
TO TERMINAL #2
PURPLE PURPLE
PURPLE
TO TERMINAL #3
( OPTIONAL )
GREY
NC
GREY
CLOSE
LIMIT SWITCHES
PURPLE NC
PURPLE
BLACK
BROWN
LOAD
24VAC
YELLOW
WHITE
BLACK
BLACK
OVER LOAD
ORANGE
YELLOW
PURPLE
*
SEE NOTE
BELOW
3 4 5 7 10 L1 L2 L3
EXT.
INTLK.
L1 L2
TO OPEN
AND CLOSE
**
1 PHASE
POWER IN
SAFETY
EDGE
13
1742-1
TIMER
C
SAFETY
L/S
CLOSE
L/S
C
**
LINE
T1
WIRE NUT
BLACK
**
IR
NC NO C
RELAY
RED
BLACK
GROUND
- Shipped from Factory
*
CLOSE CONTROL
WIRING OPTIONS
C2 WIRING:
*
Constant Presssure to Close
RED WIRE ON TERMINAL
#2 (Shipped from Factory)
B2 WIRING:
Momentary Contact to Close
MOVE RED WIRE FROM
TERMINAL #2 TO TERMINAL #3