Yale 5439LN Installation Instructions

IMPORTANT: The accuracy of the door preparation is
critical for the proper functioning and security of this lever
handle lock. Misalignment can cause premature wear and
tear and a lessening of security.
Tools Required
• 2-1/8" (54mm) hole saw
• 1" (26mm) boring bit
• 5/16" (8mm) drill bit
• 7/64" (2.5mm) drill bit
1. Mark door.
Mark horizontal line across edge of door.
40-5/16" (102cm) is the usual height
above the floor. Fold template over edge
of door, centering on horizontal line.
Mark centers of holes at proper backset.
2. Drill door.
A. Drill 2-1/8" (54mm) dia. hole thru
the door. Cut notches as shown on
template. See note. (Except
Dummy Trim)
B. Drill 1" (26mm) dia. hole in edge of
door. Mortise for latch front 1-1/8"
(29mm) wide x 2-1/4" (57mm) high
x 5/32" (4mm) deep. (Except
Dummy Trim)
3. Install latch.
Insert latch in door. (Be sure bevel
edge of bolt faces strike plate.)
Attach with two screws supplied.
An ASSA ABLOY Group brand
5400LN Series
Cylindrical Lever Lockset
Installation Instructions
• chisel & hammer
• #2 phillips screw driver
• handle removal tool (supplied)
• 3/8" or 1/2" drill
For beveled and square edge doors,
mark both sides of the door.
Note:
Be sure to verify backset before
marking & drilling door.
C. Drill two (2) 5/16" (8mm) dia.
D. Drill pilot holes for latch
Note: To avoid splintering wood
doors, drill holes (A) and (C) from both
sides of the door.
4. Unpack lock.
Rose Scalp
WARNING
This product can expose you to lead which is known to the state of California to
cause cancer and birth defects or other reproductive harm. For more information go
to www.P65warnings.ca.gov.
Grade 1
Attention Installer
Installation of cylindrical locks and latches must be through
bolted in all doors. If installation instructions are not followed this
may result in damage to the lock and void the factory warranty.
Any retrofit or other field modification to a fire rated opening can
potentially impact the fire rating of the opening, and Yale Locks &
Hardware makes no representations or warranties concerning
what such impact may be in any specific situation. When
retrofitting any portion of an existing fire rated opening, or
specifying and installing a new fire-rated opening, please consult
with a code specialist or local code official (Authority Having
Jurisdiction) to ensure compliance with all applicable codes and
ratings.
holes thru door. See note.
screws. 7/64" (2.5mm) dia.
(Except Dummy Trim)
Inside Lever
Through Bolts
Inside Rose
Support Assembly
D
B
Handle
Outside Assembly
(stays assembled)
80-9150-0056-010 (12-18)
Door
Marker