6
54mm(2-1/8'')
25mm(1'')
60mm(2-3/8'') or 70mm(2-3/4'')
A
B
DOOR PREPARATION
2. DOOR PREPARATION
Use Diagram of spade bit
here and not Drill bit
NOTE: If replacing an existing lock or installing in a pre-drilled door, begin with page 7.
Fold the template against the door edge as shown in below illustration, mark and drill a pilot
hole for latch on door edge, select backset (60mm or 70mm) to mark and drill a pilot hole for
selected backset on door face. (It is recommended to mark centerline of the hole on door about
36 inches (914mm) above the floor. )