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3500 Series ANSI Grade 2 Lever Set

Installation Instructions

Meets ANSI 156.2

I-LS00768

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

NOTE:
Failure to install thru-bolts 
and removable screw posts 
voids BHMA certification, 
UL rating, and warranty.

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 screws.  
Latch stops against 
strike, as illustrated.

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

INSIDE LEVER

INSIDE ROSE LINER

INSIDE MOUNTING PLATE

LOCK BODY ASSEMBLY

REMOVABLE SCREW POST

OUTSIDE MOUNTING PLATE

OUTSIDE ROSE

OUTSIDE LEVER

LATCH

ASA STRIKE

INSIDE ROSE

(ILLUSTRATION: ENTRANCE FUNCTION)

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