3400 Series ANSI Grade 1 Lever Set
Installation Instructions
Meets ANSI 156.2
I-LS00766
For use on doors 1-3/8” to 2” (35 mm - 51 mm) thick
REV 2
Page 1 of 2
1. MARK DOOR
TOOLS REQUIRED FOR NEW INSTALLATION:
(1) Phillips Head Screwdriver
(1) 2-1/8” (54 mm) Hole Saw
(1) 1” (25.4 mm) Drill Bit
(1) 5/16” (8 mm) Drill Bit
(1) Chisel
(1) Catch-Release Tool (Provided)
TOOLS REQUIRED FOR REPLACEMENT INSTALLATION:
(1) Phillips Head Screwdriver
FOR REMODELING OR NEW CONSTRUCTION:
-Follow all steps
FOR REPLACEMENT OF EXISTING LOCK:
-Follow steps 3C, 4C, 5 through 9 after removal of old lock
FOR CYLINDER REPLACEMENT:
-Follow Step 10
Measure center line of lock; height as
desired from finished floor. Select 2-3/4”
or optional 2-3/8” backset, fold and apply
template to high side of door bevel and
mark center of door edge as indicated on
template. Mark center hole and screw-
post holes on door face through guide on
template.
2. DRILL HOLES
Drill 2-1/8” (54 mm) hole through
door face as marked for lockset.
(It is recommended that holes be
drilled from both sides on wood
doors to prevent splitting.) Drill
5/16” (8 mm) holes for screw-
posts. Drill 1” (25.4 mm) hole in
center of door edge for latch.
3. INSTALL LATCH
A. Insert latch in hole keeping
it parallel to face of door. Mark
outline of latch face plate and
remove latch.
B. Chisel 5/32” (4
mm) deep or until
latch face plate is flush
with door edge.
C. Insert latch and tighten
to the door using #8 screws.
NOTE: Latchbolt bevel must
face to closing direction.
4. INSTALL STRIKE
A. Close door until
latchbolt touches jamb.
Locate strike in jamb and
center line of strike. Open
door and extend line to door
stop. Measure one half of
door thickness plus 1/8”
from door stop. Vertically
mark center line for strike.
B Drill two (2) 1” (25.4
mm) holes 3/4” (19 mm)
deep in door jambs 5/16” (8
mm) above and 5/16“ (8
mm) below horizontal center
line. CAUTION: To ensure
proper lockset function, hole
in jamb must be drilled a full
3/4” (19 mm) deep.
C. Cut out jamb
mortise for strike
3/32” (2.4 mm)
deep or until strike
is flush with jamb.
Tighten to the frame
using #12 screws.
(Illustration: Entrance Function)
MOUNTING SCREW
INSIDE MOUNTING PLATE
LOCK BODY ASSEMBLY
OUTSIDE MOUNTING PLATE
OUTSIDE ROSE
OUTSIDE LEVER
SCREW POST
LATCH
ASA STRIKE
TURN BUTTON
INSIDE ROSE LINER
INSIDE ROSE
INSIDE LEVER
CENTER
LINE
MARK FOR 2-1/8”
(54 mm) HOLE ON
DOOR FACE
MARK FOR 1”
(25.4 mm)
HOLE IN
DOOR EDGE
2-1/8” (54 mm)
HOLE FOR
LOCKSET
5/16” (8 mm)
HOLE FOR SCREW
POST
1” (25.4
mm) HOLE
FOR LATCH
JAMB
CENTER
LINE
5/16”
CL
5/16”
CL
LATCH
STRIKE
