Schlage LE162 Installation Instructions & User Manual page 9

1.5 Measure and mark door jamb for strike.
Door jamb
Recommended between
1040mm and 1100mm
from floor
A.
A. Measure from floor and mark on door jamb.
B. Mark centre for strike hole exactly opposite latch hole.
Recommended between
1040mm and 1100mm
from floor
B.
Latch hole
7
7