C of 1-1/2” Dia.
1-1/2’’
1-1/2’’ Dia.
(2) 1/8” Dia. holes can be
drilled if the door is not
supplied with them
7/8’’
Slot
(2) Self tapping
screws #8 x 1/2”
wood & metal doors
Step #3 Apply Fire Stop Plate (Required for 12-)
5. Fire Stop Plate for 12- Devices
• Fire stop plate required on all fire rated doors (12-)
• Drill (2) 1⁄8” diameter holes if the door is not supplied with them
• Secure fire stop plate to door with (2) #8 x 1/2” self tapping screws
Inside
of door
NOTE: Fire stop plate is required
on all fire rated doors
Outside
of door
L
Mortise Installation Instructions for
KP8900 Series (Continued)
8
Copyright © 2014. 2021, Sargent Manufacturing Company, an ASSA ABLOY Group company. All rights reserved.
Reproductions in whole or in part without express written permission of Sargent Manufacturing Company is prohibited.
02/28/21
16 A7137D • 800-810-WIRE (9473) • www.sargentlock.com
Installation Instructions
Mortise Exit Device
KP8977 / KP8978