Service manual

Getting Started
1–6 40H Series Service Manual
48H & 49H OVERVIEW
Lock
characteristics
All 48H & 49H Mortise Locks have the following characteristics:
Lock
dimensions
The following diagram shows the dimensions of the 48H & 49H mortise
case and strike.
Feature Dimensions
Case size 4 3/16″ × 3 5/8″ × 1″
Backset 2 3/4″
Door thickness range 1 3/4″ standard–up to 5″
†
†. All mortise functions, except R and trim one side only
functions, can be installed on 5″ thick doors if the mortise
is centered in the door.