Dormakaba 8900 IS Manuale utente

8900 IS, ISJ, ISH, ISJH

Integra stop arm for regular and top jamb mounts

with hold open (ISH, ISJH)

Installation instructions

08279911 – 09-2019

| EN |

28900 Surface Applied Closers 09-2019

08279911

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions Table of Contents

Table of contents

1 Technical specifications 3

. Overview 

. Tools recommended 

. Handing the door 

. Surface closer components 

2 Installation - regular mount 5

. Securing surface closer and main arm

to door/frame 

. Securing main arm to closer 

3 Instructions - top jamb mount 6

. Securing surface closer and main arm

to door/frame 

. Securing main arm to closer 

4 Adjustments 7

. Adjust closing speeds: sweep, latch, backcheck,

delayed action 

. Adjust optional hold open 

. Adjust spring force 

5 Install covers 8

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers 3

Technical specifications

1 Technical specifications

. Overview

Caution: sex nuts are required for attachment of

components to unreinforced doors and to wood

or plastic faced composite type fire doors, unless

an alternative method is identified in the

individual door manufacturer’s listings.

Maximum door opening degree is °.

Maximum -/” reveal on top jamb mounts for

° degree openings.

Know the swing of the door which is being

installed prior to installation.

Verify closer spring size prior to installation.

Make sure door efficiently operates prior to

installing closer.

Drill bits: # phillips screwdriver

Metal: /” drill bit; /-

tap

/” or mm box wrench

Wood: /” bit ” adjustable wrench

DPK: /” /” hex key

Sex nuts: /” mm hex key

. Tools recommended

Table 

. Handing the door

Fig.

Hinge Hinge

Interior side of door

Left hand door (LH) Right hand door (RH)

Exterior side of door

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers

Surface closer system

The surface closer is comprised of the following components.

. Cover

. Pinion

. Delayed action adjustment

. Latch speed adjustment

. Closer body

. Closing/sweep speed adjustment

. Backcheck adjustment

. Optional backplate

. Bar/shoe assembly

. Main arm

. Connecting arm

. Backcheck positioning

. Surface closer components

























dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers 5

Regular mount

2 Installation - regular mount

. Securing surface closer and main arm to door/frame

Fig.

Fig.

Left Hand (LH)

Configuration Plate

pointing to the LEFT

Right Hand (RH)

Configuration Plate

pointing to the RIGHT

Hold open

plate

.. Secure closer body to door.

• Use four /- x ” PH flat head screws [# x -/” PH

flat head wood screws] provided.

.. Secure the bar/shoe assembly to frame.

• Use two /- x /” Phillips round head screws

[# x -/” round head wood screws] provided.

.. Secure main arm to operator pinion.

• Use a torque wrench ( ft-lbs) and provided pinion screw

[M x  socket head cap screw].

NOTE: To disassemble hold open plate:

• Remove both screws from bottom of plate using a /”

hex key.

• Keeping all washers in place, flip plate over to orient as per

image above.

• Re-secure plate with both screws.

. Securing main arm to closer

.. Slide end of connecting arm into end of bar/shoe assembly. .. Secure connecting arm and bar/shoe assembly.

• Use provided fastener [/- x / hex bolt].

Toward

the hinge

Pinion

Closer

Right hand

door shown

Bar/shoe

assembly

Pinion

screw

Non-hold open

Main/

connecting

arm assembly

Right hand

door shown

Pinion

screw

Hold open

Bar/shoe

assembly

Main/

connecting

arm assembly

Right hand

door shown

Main arm

Bar/shoe

assembly

Connecting

arm

Right hand

door shown

/- x /

hex bolt

Right hand

door shown

Hinge

Door

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers

Top jamb mount

. Securing surface closer and main arm to door/frame

Fig.

3 Instructions - top jamb mount

.. Secure plate (BP) to frame.

• Use four /- x /” flat head screws [# x -/

Phillips flat head wood screws] provided.

.. Secure closer body to plate.

• Use four /- x -/” Phillips flat head screws provided

with plate itself.

.. Secure bar/shoe assembly to mounting surface.

• Use two /- x /” PH round head screws

[# x -/” round head wood screws] provided.

.. Secure main arm to operator pinion.

• Use a torque wrench ( ft-lbs) and provided pinion screw

[M x  socket head cap screw].

NOTE: To disassemble hold open plate:

• Remove both screws from bottom of plate using a /”

hex key.

• Keeping all washers in place, flip plate over to orient as per

image above.

• Re-secure plate with both screws.

. Securing main arm to closer

Fig.

.. Slide end of connecting arm into end of bar/shoe assembly. .. Secure connecting arm and bar/shoe assembly.

• Use provided fastener [/- x / hex bolt].

Left Hand (LH)

Configuration Plate

pointing to the LEFT

Right Hand (RH)

Configuration Plate

pointing to the RIGHT

Hold open

plate

Pinion

toward

the

hinge

Pinion

Left hand

door shown

Plate

Hold open

Bar/shoe

assembly

Pinion

screw

Main/

connecting

arm assembly

Non-hold open

Bar/shoe

assembly

Main/

connecting

arm assembly

Pinion

screw

Left hand

door shown

Main arm

Bar/shoe

assembly

Connecting

arm

Left hand

door shown Left hand

door shown

/- x /

hex bolt

Hinge

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers 7

Adjust closing speeds

Adjust hold open

4 Adjustments

Confirm closer spring size prior to making any

closing speed adjustments.

Do not back valve heads out beyond closer casting. Door should close in  to  seconds from º.

Maximum opening angle is º.

Do not close valves completely.

. Adjust closing speeds: sweep, latch, backcheck, delayed action

Fig.

.. Adjust sweep speed for the area from ° - °.

• Increase sweep speed: Turn valve counter-clockwise

• Decrease sweep speed: Turn valve clockwise

.. Adjust latch speed from ° - °.

• Increase latch speed: Turn valve counter-clockwise

• Decrease latch speed: Turn valve clockwise

.. Adjust backcheck for the area from ° - °.

• Increase resistance: Turn valve clockwise

• Decrease resistance: Turn valve counter-clockwise.

.. Adjusting Backcheck positioning will advance

approximately ° in the “ON” position. Shipped from

factory fully “ON”.

• Turn OFF: Rotate counter-clockwise

• Turn ON: Rotate clockwise

.. Adjust Delayed Action for the are from ° - °.

• Increase delay: Turn valve counter-clockwise

• Decrease delay: Turn valve clockwise

.. Enabling or disabling hold open.

• Twist hold open handle up or down to loosne or

tighten, respectively, the hold open capacity.

.. Engaging or disengaging hold open.

• Engaging hold open: Push door open until hold

open ball connects with detent in handle.

• Disengaging hold open: Pull door to pop hold

open ball out of detent.

. Adjust optional hold open

Fig.

Sweep

Latch

Backcheck

positioning

Delay

Sweep

Latch

Backcheck

Delayed

action

110°

7°

70°

75°

dormakaba 8900 IS, ISJ, ISH, ISJH Installation Instructions

08279911 09-20198900 Surface Applied Closers

Adjust spring force

Secure covers

. Adjust spring force

Fig.

Increase

Decrease

Regular and top jamb mounts

Closer size Door width Full turns

Interior Exterior

, 

 ” ---

 ” ” -

 ” ” -

 ” ” 

 ” ” +

 ” ” +

5 Install covers

Fig.

.. Snap cover over closer body.

Left hand

door shown

Cover

www.dormakaba.us

dormakaba

DORMA USA, Inc.

T: 800-523-8483

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