Lift-master BJ Manual

Lift-Masterâ	A Unit of Duchossois Industries, Inc.
	The Chmaberlain Group, Inc.
The Professional Line	845 Larch Avenue, Elmhurst, Illinois 60126

OWNERS MANUAL

MODEL BJ

BELT JACK

SERIES B

WIRING

TYPE COMMERCIAL DOOR OPERATOR LISTED

TYPE	STATION	NUMBER	FUNCTION
B	3 Button	453365	Momentary contact to open, close and stop.
B1	3 Button	453639	Momentary contact to open, close and stop plus wiring for sensing
			device to stop.
B2	3 Button	453642	Momentary contract to open, close and stop plus wiring for sensing
			device to reverse and auxiliary devices to open and close with
			override.
C	3 Button	453636	Momentary contact to open and stop with constant pressure to
			close.
C1	3 Button	453640	Momentary contact to open and stop with constant pressure to close
			and wiring for sensing device to stop.
C2	3 Button	453643	Momentary contact to open and stop with constant pressure to
			close.
D	2 Button	453641	Constant pressure to open and close.
D1	2 Button	453641	Constant pressure to open and close with wiring for sensing device
			to stop.
E	2 Button	453638	Momentary contact to open and constant pressure to close. Release
			of close button will cause door to reverse (rollback feature).
E2	2 Button	453644	Momentary contact to open with open override and constant
			pressure to close.
S	1 Button	453645	Momentary contact to open and close plus wiring for sensing device
			to reverse, auxiliary devices to open and close, with open override.
T	3 Button	453646	Momentary contact to open, close and stop with open override and
			timer to close. Open button may be connected to activate timer if
			desired. Auxiliary controls may be connected to open and activate to
			close or to open and close, without activating timer.
ST	1 Button	453647	“T” type wiring with single button instead of three button operation.
			(See “S” type wiring.)
TS	3 Button	453648	momentary contact open, close and stop with open override and
			timer to close. EVERY device that causes door to open will activate
			timer to close including sensing device to reverse. Timer may be
			deactivated until next opening signal is received by depressing stop
			button after door has reached open position or permanently by use
			of optional timer defeat switch. Photo-cell or loop detector not
			recommended for use as a sensing device to reverse with this wiring
			type.
STS	1 Button	453649	‘TS” type wiring with single button instead of three button operation.
			(See ‘S” type wiring.)

Notes: 1. External interlocks may be wired into all wiring types.

2.Auxiliary devices are any devices that have only one set of contacts. Examples are: photo-cell, loop detector, pneumatic orelectric treadles, residential radio controls, one button stations, pull cords\, etc.

3.open override means that the door may be reversed while closing by activating an opening device without the need to use the step button first.