RIGHT HAND
REVERSE BEVEL
“RHRB”
LEFT HAND
REVERSE BEVEL
“LHRB”
OUTSIDE
IMPORTANT: SURFACE OF DOOR
WHERE EXIT DEVICE IS TO BE
APPLIED MUST BE FLUSH. CLEAR
AWAY ANY RAISED PROJECTIONS
TO ALLOW EXIT DEVICE TO REST
ON FLAT SURFACE OF DOOR.
“LOCK DOWN KEY”
TO OPERATE: DEPRESS PUSHRAIL. INSERT HEX KEY (OR
CYLINDER KEY WHEN USED) AND TURN CLOCKWISE.
(NOT FURNISHED WITH 12-8900 EXIT DEVICE)
New Style
Mounting Plate
Standard End
Cap (metal)
TOUCH BAR
RAIL ASSEMBLY
ARM
COVER
CHASSIS
LEFT HAND REVERSE BEVEL
ILLUSTRATED
FIRST PREPARE DOOR AND MOUNT LOCK
TAPE TEMPLATE TO INSIDE FACE AND
EDGE OF DOOR ACCORDING TO
DIRECTIONS GIVEN ON TEMPLATE.
DRILL HOLES AND MORTISE DOOR
FOR LOCK AS INDICATED.
FASTEN MORTISE LOCK IN PLACE.
VERTICAL CLOF
CHASSIS
2-3/4"
C
L
CYLINDER
OBTAIN
DIMENSION TO
FINISHED FLOOR
FROM TEMPLATE
OR FROM
RELATIONSHIP
TO STRIKE
INSIDE FACE
OF DOOR
C
L
LATCH BOLT
SECOND
ATTACH CHASSIS TO DOOR
A. TEMPORARILY ATTACH CHASSIS TO
RAIL. THEN LOCK PUSH RAIL DOWN
USING HEX OR CYLINDER KEY OR
HOLDING PUSH RAIL IN DEPRESSED
POSITION ON 12-8900 EXIT DEVICE.
(REFER TO EXPLODED VIEW AT TOP
OF PAGE).
NOTE: IF CUTTING OF RAIL WILL BE
REQUIRED, IT MAY BE DESIRED TO
PROCEED TO STEP 4A PRIOR TO THE
TEMPORARY ASSEMBLY OF CHASSIS
AND RAIL.
B. POSITION CHASSIS AND RAIL ON DOOR
SO THAT LEVER ARM IS UNDER REAR
SECTION OF MORTISE LOCK LEVER.
THEN LIFT UP UNTIL LATCH BOLT IS
COMPLETELY RETRACTED.
WITH CHASSIS IN THIS POSITION AND
RAIL HORIZONTAL, MARK LOCATION OF
CHASSIS MOUNTING HOLES. DRILL
HOLES FOR SCREWS.
C. RELEASE PUSH RAIL AND DISASSEMBLE
CHASSIS FROM RAIL. THEN MOUNT
CHASSIS ON DOOR.
DEPRESS ARM INTO RAIL
OPENING AND SLIDE RAIL
ONTO CHASSIS
PUSH RAIL
LOCK DOWN SCREW
RAIL ASSEMBLY
ATTACH TO CHASSIS WITH (2)
#8-32 X 3/8" PHILLIPS TRUSS
HEAD MACHINE SCREWS
LATCH
BOLT
LEVER
ARM
LEVER
THIRD APPLY HARDWARE
CHASSIS
ATTACH OUTSIDE TRIM AND CYLINDER,
IF USED.
AFTER INSTALLING CYLINDER,
TIGHTEN CYLINDER SET SCREW
IN LOCK FRONT.
1/8" to 1/4"
THRU
CHASSIS
COUNTERSUNK
WASHER
THUMB
PIECE
FOURTH APPLY RAIL ASSEMBLY
• CHECK BOX LABEL. IF CUTTING IS NOT REQUIRED PROCEED TO
STEP “B”.
• IF CUTTING IS REQUIRED, CONTINUE WITH STEP “A”.
DETERMINE CUT OFF DIMENSION “X” BY SUBTRACTING
1-3/4" FROM DIMENSION “Y”. MARK CUT OFF POINT ON
MOUNTING RAIL.
A
CUT OFF AND DEBURR
INSERT
X CUTOFF LENGTH
Y
1-3/4" min.
VERTICAL
REFERENCE LINE
(CLCHASSIS)
FOR DOORS WITH
STILE, CUT OFF.
MUST LEAVE 1/2"
MIN. OVERLAP
WITH RAIL.
B
LEVEL
RAIL ASSEMBLY
MOUNTING PLATE
ATTACH TO CHASSIS WITH (2) #8-32 X 1/2" PHILLIPS
TRUSS HEAD MACHINE SCREWS.
FIFTH APPLY COVERS AND STRIKE
ATTACH END CAP TO
MOUNTING PLATE WITH
(2) COVER SCREWS
ATTACH
COVER TO
CHASSIS
WITH (4)
COVER
SCREWS
#908
#815
A6705F
CAUTION: BEFORE STARTING
• CHECK HAND OF DOOR (THIS EXIT DEVICE
IS HANDED AND NOT REVERSIBLE).
• DOOR SHOULD BE FITTED AND HUNG.
• CHECK BOX LABEL FOR SIZE OF EXIT DEVICE,
FUNCTION AND HAND.
AVAILABLE STOCK LENGTHS
Length "E": 32" door, no cut off required.
Can be cut to fit doors down to 24" wide.
Length "F": 36" door, no cut off required.
Can be cut to fit doors down to 33" wide.
Length "J": 42" door, no cut off required.
Can be cut to fit doors down to 37" wide.
Length "G": 48" door, no cut off required.
Can be cut to fit doors down to 43" wide.
DEPRESS ARM INTO RAIL OPENING AND
SLIDE RAIL ONTO CHASSIS. LEVEL RAIL
AND FASTEN MOUNTING PLATE.
CHASSIS
MOUNTING RAIL
TIGHT AGAINST
RAIL
ATTACH MOUNTING
PLATE TO DOOR
WITH (3) ROUND
HEAD SCREWS
ATTACH STRIKE TO
FRAME (OR DOOR) WITH
(2) STRIKE SCREWS
INSTRUCTIONS FOR INSTALLING 8900
& 12-8900 SERIES MORTISE LOCK
TYPE EXIT DEVICE
U.S. PATENT NO. 268003
CANADIAN PATENT RD 1981
FOR ASSISTANCE, CONTACT SARGENT AT 800-727-5477 or www.sargentlock.com
Copyright ©2006 SARGENT Manufacturing. All rights reserved. Reproduction in whole or
in part without the express written permission of SARGENT Manufacturing is prohibited.