DEVICES COVERED IN THIS DOCUMENT:
3800 Series Mortise Lock - Sectional Model
FUNCTION
INSTALLATION STEPS
50, 53, 56, 73, 81
1, 2, 3, 4, 5, 7, 10, 11
65, 70, 76, 80
1, 2, 3, 4, 5, 7, 11
63
1, 2, 5, 6, 7
62, 64
1, 2, 5, 7
60
1, 2, 5, 7, 10
57, 61, 66, 82, 83
1, 2, 3, 4, 5, 7, 11
10, 77
1, 2, 3, 4, 7, 11
40, 41
1, 2, 3, 4, 7, 8, 10, 11
44, 45
1, 2, 3, 4, 7, 9, 10, 11
Inside Lever or Knob
Inside Rose
Mounting Screws
Inner Spring Insert Assembly
Mounting Screws
Strike
Strike Box
STEP 1: PREPARE DOOR AND JAMB
A.
C L
of Lever
Height Line
L C
of Cylinder
L C
of Lever
B.
C.
Mortise door edge (for wood doors).
i.
Align template with centerline of door edge.
ii.
Mark and drill two (2) 1" diameter holes, 4-1/2" deep.
iii.
Remove remaining wood until the mortise is 1" wide, by 6-3/4" high, by 4-1/2" deep.
REV 3
OVERVIEW
Inside Cylinder
Mounting Screws
Turnpiece Assembly
Spindle
Mounting Screws
Spindle
Outer Spring Insert Assembly
Armor Front
Mark lockset centerline of lever.
i.
Measure desired height from finished floor.
ii.
Mark centerline on both faces and edge of door.
NOTE: If mortise for strike has already been made, measure 1-7/8" down from center of strike to locate
center line of lever.
CAUTION: The outside and inside of door may require different preparation. Use proper template for
outside (exterior or corridor) and inside of door.
Mark trim drill points.
i.
Align centerline of door template with centerline marked on door edge.
ii.
Based on the function of the lock, mark position of drill points.
3800 Series Mortise Lock - Sectional
Cylinder Turn
Lock Case
Thru-bolts
Outside Rose
Installation Instructions
I-LS00761
Sectional Coin Turn
Outside Cylinder
Emergency Button
Outside Lever or Knob
C L
of Door Edge
C L
C L
1" drill 4 1/2" deep
Page 1 of 4
of Cylinder
of lever
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