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3S- 

96

 -731A (TWIN-TECH)

Anti-Ligature Communal Room Lockset

90

1” Screws

1” Screws

PR4-731A

Anti-ligature

Pull Handle

B

A

D1

D2

E

C

X

Y

Z

Z

PR3S Secondary Barricade Instructions

5.1

 This lockset is equipped with an important secondary barricade override mechanism the installation of which is vital to the safety 

features of this product. Carefully review diagrams 1-4 below.

5.2

 To install this product correctly the spindle must be accessible when the access slider (b) is opened by removing the button head 

anti-tamper screw  (See diagrams 1 & 2)

5.3

 Using the centre of the spindle as a datum (and preferable using a Forstner bit) cut a 45mm dia. hole to create access for the T-Bar 

Emergency Tool. 

5.4

 It is essential to ensure that the T-Bar Spindle Key will fit properly to operate the lock in an emergency. This should be verified at the 

point of installation using the tools illustrated below.

UNDER NO CIRCUMSTANCES SHOULD THIS PRODUCT BE FITTED WITHOUT ACCESS TO THESE TOOLS.  

5.5

 Please refer back to page 2 section 6 to complete this installation.

Note: 

The cylinder cut out is made on the external side of the door only and must not go right through the door.

Installing the Twin-Tech pattress and setting the emergency slide cover handing.

1

(Fig 1)

(Fig 4)

(Fig 3)

(Fig 2)

1. 

Carefully remove the handing label and the bag containing the hex grub screw and set aside. Take care not to lose the hex grub screw as this is critical 

to a successful installation. 

2.

 Remove the M4 x 6mm button head screw marked Z and slide the emergency cover out of the of the pattress as shown at A.

3.

 Secure the pattress to the door as illustrated at B.

4.

 With the pattress installed, slide the emergency cover back into the pattress taking note of the two tapped holes marked X and Y as detailed at    

  drawing C.

5. 

Identify the handing of the door according to the detail shown at D1/D2.

6. 

For figure 1/4 applications align the centre hole in the emergency slide cover with hole Y.

 

  For figure 2/3 applications align the centre hole in the emergency slide cover with hole X.

7. 

Using a 2mm allen key,

 

insert the hex grub screw through the centre hole in the slide plate and in to either hole (X or Y) and fully tighten. The top of    

  the grub screw will sit below the surface when tightened. The grub screw limits the movement of the slide plate and prevents it from coming out in use.

 

8. 

To complete the installation of the Twin-Tech pattress, secure the slide plate back in position using the M4 x 6mm button head screw marked Z as    

  shown at E. The slide plate must move freely and without the spindle interfering with the movement.

 

 

IMPORTANT NOTE:

 The end of 

the spindle should be no more 

than 1mm behind the surface of 

the Twin-Tech Pattress

a

c

b

1

2

3

4

e

e

B ro

k e n K

ey

!

B ro

k e n K

ey

!

d

Note:

  When fitting the knurled nuts, it is necessary

 

to tap it into it’s final seated position

SOP131 Revision (2)

Primer

a Limited, Unit 8 Bankfield House, 250 Bristol 

Av

enue, Blackpool, FY2 0JF

t

  

0330 058 0988

   

e

  

[email protected]

  

 www

.safehingeprimera.com

Important Note:  products are protected by Intellectual Property Rights including UK and Community Unregistered Design Rights,  UK and Community Registered Designs and UK Patents and Patent Applications. 

For further details please contact Safehinge Primera Limited.

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