Gate House G27D01 Manual Del Usuario página 7

PREPARATION
2. MARK AND DRILL PILOT HOLES
Select backset: 2-3/8 in. (60 mm) or 2-3/4 in. (70 mm). Refer to page 09 for latch
backset adjustment if needed. Mark and drill 1/8 in. (3 mm) pilot holes as shown.
Centerline
2-1/8 in. (54 mm)
1 in. (25 mm)
Drill 1/8 in. (3 mm) pilot hole. Backset Drill 1/8 in. (3 mm) pilot hole.
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