Von Duprin 377-T, 377-T-BE Installation Instructions Manual

*941116-00*

941116-00

Control for Metal Door Application

377-T & 377-T-BE

Installation Instructions

1. Prepare door for exit device. See exit
device instructions for locations of
holes, backset (line X-X), and center
lines.

2. Prepare door for control:

A. Transfer line X-X from inside (exit

device side) of door to outside
(control side) of door. Use extra
care if edge of door is beveled.
Be sure line X-X is parallel to edge
of door.

B. Locate and prepare holes as

indicated.

3. Install cylinder if required (Figs. 1 &2).
Insure cylinder cam is set for required
function and replace if necessary.

4. Install control and rub plate (Fig. 2)

5. Slip rod member on top rod.

6. Install top rods (see direction for

vertical rod device).

6-1/4”

3”

1-7/8”

X

Line X-X corresponds to line X-X on exit device instructions

1/2” dia.

2 places

Omit cylinder
for BE function

11/16” R, 2 places
(omit for BE)

1-3/8” dia.
(BE only)

53-1/2” to

finished floor

LHR shown

RHR opposite

of thumbturn

C

L

1”

R
2 places

1/4”-20 tap

2 holes

1/8”

X

5/16” dia.
2 places

5/8”

1-1/4”

2-7/8”

7. Position rod member so finger contacts
cam when top latch bolt is extended.

8. Tighten set screws in rod member.

9. Apply device and test key, control,

and device action.

Outside

face of

lock stile

For cutouts on inside face
of door see instructions in
device carton

X

Device Application Schedule

4427, 8827, 8827-F Vertical Rod Exit Device

Customer Service

1-877-671-7011 www.allegion.com/us

Inside
face of
lock stile

X

© Allegion 2014

Printed in U.S.A.

941116-00 Rev. 01/14-b

Socket set

screw

Hexagon mounting

extension

NL

Cylinder cam in

this position with

key removed

TL Function - Control remains unlocked
when key is removed

NL Function - Control relocks when key is
removed. Requires use of key to operate

TL

Mortise

cylinder

Cam

Rod

member

Cylinder nut

Cylinder locating

washer

Rub plate

For NL function replace TL cylinder plate
(std. on all controls) with NL cylinder plate
(included in polybag) replacing screw and
washer.

Note: Control must be in locked position
when installing cylinder plate.

Figure 1

Figure 2