Figure 3: Prerequisite check list
Callout Component
A Door hole is 1 1/2 in. or 2 1/8 in. (38 mm or 54mm)
B Door thickness is between 1 3/8 in. and 2 1/4 in. (35 mm to 58 mm)
C Door hole backset is 2 3/8 in. or 2 3/4 in. (60 mm or 70 mm)
D Latch hole is 1 in. (25.4 mm) from top to bottom
9IQ Lock-PowerG Installation and User Guide D-309240