2.Check Door Dimensions
Hold the right part of the lock tongue with your right hand and turn
the left iron piece counter clockwise (about 15 degrees) with your
left hand.
When the rectangular position of the 2-3/8”(60mm) tick mark
changes from convex to concave (as shown), slowly extend the
locking latch, and then turn clockwise the inside of the locking latch
back to the rectangular position of 2-3/4”(70mm)scale.
1) Backset Determination
Backset is a distance from door edge to center of hole on door face.
2) Hole's Diameters
Using the marks as guide to drill holes
Φ3/8''(10mm)----Fasten Smart door lock
Φ2-1/8''(54mm)
3) Door Thickness
The door thickness within 1-1/2'' to 1-7/8'' (38mm-48mm) are all
suitable for the keypad deadbolt handle set.
< 05 >
In order to fasten door lock,
you need to drill an extra hole.
center to center
minimum
4”
2⁷/
8”
³/8”
2¹/8”
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