
STEP 1 STEP 2
NOTE: Not compatible
with 7/8" backset locks
BACKSET
EXIT INDICATOR
PREPARATION
C
L
CAM PLUG
ASSEMBLY
CYLINDER SET SCREW
ACTUATING
HUB
CAM ARMS
BRASS
SOCKET HEAD
CAP SCREW
www.adamsrite.com
Phone: 800-626-7590
800-872-3267
Fax: 866-582-4641
800-232-7329
FIG. 1
4550 SERIES
80-0180-460
Rev.
M
Ecn
FIG. 2
11955D
FIG. 3
INSTALLATION INSTRUCTIONS
PAGE 1 OF 2
Date: 76/20/12
Appvd: MP

S
T
E
P
PAN HEAD
MACHINE
SCREWS
SPRING
RETAINER
BUSHING
3
Lever may stick if
the lever assembly
is mis-located.
loosen mounting
screws and move
the assembly
around to find the
best location, then
secure.
ACTUATING HUB IN
THE 12 O'CLOCK POSITION
LEVER ASSEMBLY
STAND-OFF
TOP LEG
FIG.
#10-32 x 7/16" Phillips
Flat Head Mach. Screw
STOP PLATE
DRIVE HUB
BOTTOM LEG
POSITION INSIDE BEND
AROUND STAND OFF
(LH OR LHR SHOWN)
FIG. 6
NOTE: Not compatible
with 7/8" backset locks
FOR 2 AND 3 POINT SYSTEMS:
USE EXIT INDICATOR PIN AND
#2 EXIT INDICATOR SPRING 37/64"
www.adamsrite.com
Phone: 800-626-7590
800-872-3267
Fax: 866-582-4641
800-232-7329
#1 EXIT INDICATOR
SPRING 1-55/64"
FIG. 5
#10-32 x 3/4" Phillips
Pan Head Screws
4550 SERIES
80-0180-460
Rev.
M
Ecn
11955D
FIG. 7
PAGE 2 OF 2
INSTALLATION INSTRUCTIONS
Date: 07/20/12
Appvd: MP