LCN SEH Sentronic Electric Door Holder Installation Guide LCNSEHinstallationinstructions
User Manual: LCN LCN SEH Sentronic Electric Door Holder Installation Guide Installation Guide
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*19842*
19842
SEH Sentronic Electronic Door
Holder
Installation Instructions
Important Information
The LCN SEH Sentronic is a door holder that must be installed in conjunction with a UL listed opposite-side mounted door closer or oor
closer, which provides a minimum of 5 lb closing force measured 30” out on door from the hinge/pivot center line at the hold-open door
position.
The hold-open feature is adjustable in 3° increments from 80° to 100°. Floor or wall stops should be used.
This instruction sheet and template apply to doors hung on butt hinges. Consult the factory if pivots or swing-clear hinges are to be used.
Installation instructions
1. The voltage shown on the track cover plate must match the voltage supplied to the door frame (24V or 120V). If concealed wiring is
desired, prepare the frame to the specications per the template on page 3. If surface wiring, mount the track to the frame before
running the EMT/conduit. For 24V wiring, see the enclosed Conduit Quick Connect instruction sheet.
2. Remove the end cap from the track. Insert the track slide and track roller, making sure that the stud is inserted into the hole in the
track slide. Reinsert the end cap into the track. Isert the track plugs into the track. Using the fasteners provided, mount the track on
the frame to the dimensions of the template on page 3.
3. Remove the cover plate and make all the necessary electrical connections. Replace the cover plate making sure the Test/Release
button is through the hole.
4. Using the fastener provided, mount the rod & shoe part of the arm assembly to the door per the template on page 3.
5. Loosen the set screw in the end of the tube part of the arm assembly and connect to the track roller. Tighten the seet screw rmly.
With the track roller at the leatch edge of the track, open the door part-way and insert the rod into the arm tube.
6. Slide the roller to the hinge edge of the track, into the hold-open position. Open the door to the desired degree of the hold-open and
insert the arm adjusting screw, tightening rmly.
7. Turn the power on and perform the electrical checkout as follows:
a. With power on, open the door completely. The door should remain in the open position. If the door does not stay open, check
the electrical input.
b. Push the release test switch. The door should close immediately. Open the door to the hold-open position and let it remain
there.
c. The system should be checked at frequent intervals. It is suggested that step b be repeated every 90 days.
PULL SIDE
MOUNTED
PUSH SIDE
MOUNTED

Pull Side Mounting
TRACK
PLUG
(TOP)
END
PLUG
ARM
ADJUST.
SCREW
COVER
PLATE
TRACK
SLIDE
TRACK PLUG
(SIDE)
SEH TRACK
ASSEMBLY
TRACK
ROLLER
ARM
SET
SCREW ARM
SHAFT
SCREW
SEH ARM
ASSEMBLY
TRACK
ROLLER
ARM SET
SCREW
SEH ARM
ASSEMBLY
SEH TRACK
ASSEMBLY
Push Side Mounting
TRACK
PLUG
(TOP)
END
PLUG
ARM
ADJUST.
SCREW
COVER
PLATE
TRACK
SLIDE
TRACK PLUG
(SIDE)
SEH TRACK
ASSEMBLY
TRACK
ROLLER
ARM
SET
SCREW ARM
SHAFT
SCREW
SEH ARM
ASSEMBLY
TRACK
ROLLER
ARM SET
SCREW
SEH ARM
ASSEMBLY
SEH TRACK
ASSEMBLY

© Allegion 2014
Printed in U.S.A.
19842 Rev. 01/14-h
Pull Side Template
Wiring Diagram - Polarity Not Important
INPUT VOLTAGE:
24V AC/DC OR
120V AC/DC
(usually from alarm
panel or detector)
HOLD-OPEN FORCE
ADJUSTMENT SCREW
SOLENOID
ASSEMBLY
TERMINAL
LEADS
GROUND
TERMINAL
CONDUIT
HOLE PLUG
RELEASE
TEST SWITCH
TO EITHER
TERMINAL
OPTIONAL SWITCH
TO EITHER
TERMINAL
Right Hand shown, Left Hand opposite
Right Hand shown,
Left Hand opposite
Push Side Template
Wiring Diagram - Polarity Not Important
INPUT VOLTAGE:
24V AC/DC OR
120V AC/DC
(usually from alarm
panel or detector)
HOLD-OPEN FORCE
ADJUSTMENT SCREW
SOLENOID
ASSEMBLY
TERMINAL
LEADS
GROUND
TERMINAL
CONDUIT
HOLE PLUG
RELEASE
TEST SWITCH
TO EITHER
TERMINAL
OPTIONAL SWITCH
TO EITHER
TERMINAL
Right Hand shown, Left Hand opposite
Right Hand shown,
Left Hand opposite
Hold Open Force Adjustment
Locate the hold-open adjustment screw in the diagram above. For greater hold-open force, insert a C\cx Allen wrench (included in the
screwpack) and turn clockwise. To decrease the amount of hold-open force, turn the screw counter-clockwise. Have a maximum of 4
turns.
Wiring Diagram - Polarity Not Important
INPUT VOLTAGE:
24V AC/DC OR
120V AC/DC
(usually from alarm
panel or detector)
HOLD-OPEN FORCE
ADJUSTMENT SCREW
SOLENOID
ASSEMBLY
TERMINAL
LEADS
GROUND
TERMINAL
CONDUIT
HOLE PLUG
RELEASE
TEST SWITCH
TO EITHER
TERMINAL
OPTIONAL SWITCH
TO EITHER
TERMINAL
Right Hand shown, Left Hand opposite
Right Hand shown,
Left Hand opposite
Wiring Diagram - Polarity Not Important
INPUT VOLTAGE:
24V AC/DC OR
120V AC/DC
(usually from alarm
panel or detector)
HOLD-OPEN FORCE
ADJUSTMENT SCREW
SOLENOID
ASSEMBLY
TERMINAL
LEADS
GROUND
TERMINAL
CONDUIT
HOLE PLUG
RELEASE
TEST SWITCH
TO EITHER
TERMINAL
OPTIONAL SWITCH
TO EITHER
TERMINAL
Right Hand shown, Left Hand opposite
Right Hand shown,
Left Hand opposite
WARNING
Hazardous voltage can shock and cause severe injury!
Disconnect the power before making any electrical connections or performing maintenance.
Customer Service
1-877-671-7011 www.allegion.com/us

Additional Notes: Revision History Revision Description:
H > Revised artwork
1. None G H J K L M
037552 043228
Material
White Paper
Edited By Approved By EC Number Release Date
D. Myers M. Sasso 043228 01-01-14
Notes
1. printed two sides
2. printed black
3. tolerance ± .13
4. printed in country may vary
5. drawings not to scale
Title
4040SEH Series Instruction Sheet
Creation Date
N/A
Number
19842
Revision
H
Created By
N/A Activity
3899 Hancock Expwy
Security, CO 80911 © Allegion 2014Software: InDesign CS6
4.25
17.00
11.000
11.000
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