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941127-00

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 on 

back of sheet.

3.  Install cylinder into control if required (Figures 

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

 

Note: Mortise lock or device must be in 
unlocked position before installation. This 
control requires 1-1/4” long mortise cylinder. 
Cylinder collar must not be used.

4. Install control.
5.  Apply device and test key, control, and device 

action.

Control for 5575 & 5575-F Exit Device

375-L, 375-L-BE

Installation Instructions

Mortise

cylinder

Cylinder locating

washer

Cylinder

nut

1/4”-20 x 5/8”

FPHMS

 2 required

Figure 2

Spindle must 

be cut for 

1-3/4” door 

NL

TL

TL Function

 - Control remains

unlocked when key is removed

NL Function

 - Control relocks

when key is removed. Requires
use of key to operate

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

Cylinder cam in

this position with

key removed

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