
Tools
#2 Phillips Screwdriver
Center Punch
1" Bore
1/2" Drill Bit
YSSL10 Security SideLite Auxiliary Latch
Installation Instructions
1. Latch Assembly
2. Face Plate
3. Tailpiece
4. Thumbturn Assembly
5. Combo Screws (6)
6. Strike
Door Preparation
Hollow Metal Doors should be properly reinforced for lock support. If support is not provided,
contact door manufacturer.
For all metal door preparations, use Template 7150-0087.
For all wood door preparations, use Template at bottom of page 2 or Template 7150-0086.
• Mark and Drill Holes • Final Door Prep • Frame Prep for Strike
IMPORTANT:
Fold template onto high
edge of door bevel
Template
Backset
must match lock
Door Bevel
13/16"
13/16"
1" Hole
1"
Mortised Out
5/32" Deep
15/16"
1/2" Hole
(Not a thru hole)
2-3/4"
2-1/4"
Centerline of
latch front and
strike
Screws (2)
Strike Box
Optional
An ASSA ABLOY Group brand
80-9510-0076-000 (09-12)

1) Latch Installation 2) Thumbturn Installation
Combo Screws (2)
IMPORTANT
Test for proper
operation before
closing door.
Install loosely.
Combo Screws (2)
FOLD HERE AND
PLACE TEMPLATE
ON HIGH EDGE
OF DOOR BEVEL
3"
2"
Ø1" DRILL X 3-3/4" DEEP
AT CENTER MARK OF
1"
1-3/4" DOOR THICKNESS
1"
.875
2"
2-3/4" BACKSET
3"
3) Tighten screws left loose in step 1.
CUT ALONG THIS LINE
15/16"
2X CENTER
PUNCH THIS
LOCATION
FOR COMBO
Ø1/2" DRILL TO Ø1" LATCH HOLE
(DO NOT DRILL THRU DOOR)
CAUTION: IF PRINTING FROM
COMPUTER FILE, PRINT WITH
NO PAGE SCALING. (PRINT 1:1)
TO CHECK, MEASURE ACROSS
4"
5"
PRINTED SCALES WITH RULER.
SCREWS
If installation instructions are not followed this may result in damage to the lock and void the factory warranty.
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.
Any retrofit or other field
Product Support Tel 800.438.1951 • www.yalelocks.com
Yale Locks & Hardware is a division of Yale Security Inc., an ASSA ABLOY Group company.
Yale® is a registered trademark of Yale Security Inc., an ASSA ABLOY Group company. Other products' brand names may be trademarks or registered trademarks of their
respective owners and are mentioned for reference purposes only. These materials are protected under U.S. copyright laws. All contents current at time of publication.
An ASSA ABLOY Group brand
Yale Security Inc. reserves the right to change availability of any item in this catalog, its design, construction, and/or its materials.
All rights reserved. Reproduction in whole or in part without the express written permission of Yale Security Inc. is prohibited.
Copyright © 2008, 2012, Yale Security Inc., an ASSA ABLOY Group company.
80-9510-0076-000 (09-12)
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