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Before you begin, open door and remove your existing deadbolt.
Before you begin, double check your door prep measurements.
2-3/8" or 2-3/4"
(60mm or 70mm)
Backset
2-1/8" (54mm)
Diameter
5-1/2" (140mm) Standard
Check clearance with
lower hardware if this
dimension is less than
5-1/2" (140mm).
Before you begin, prepare door & frame.
Necessary only for new doors or adjusting existing prep.
See
2-1/8"
Door Prep
(54mm)
Template
Dia.
2-3/8" (60mm)
2-3/4" (70mm)
!
Drill holes 1/2 way
through door then
complete from other side
to prevent splitting.
EXISTING
1"
or
(25mm)
Dia.
Backset
P/N
AYRD
EXISTING
Frame
Inside
of Door
3
-540-INST-FUL Rev 4
See
Door Prep
Template
Frame
1" (25mm)
Deep
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