PURBROOK INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS
2.
Drill holes in door to suit chosen fixing method.
For timber doors, core fixings are recommended for maximum security and fire performance.
For metal doors, machine screws going into an
8mm (5/16”) tapping plate within the leaf are
recommended for maximum security and fire performance.
Fixing pack
code
Fixing method
Drilling sizes
•
Only when external
handle is fitted
•
For core fixings drill ½
way through only
Fixings
Spindle*
W
Coach bolts for timber or
metal doors
9mm#
15mm
W1
Coach bolts for timber or
metal doors
9mm
15mm
W2
Coach screws for timber
doors
-
15mm
W3
Machine screws for metal
doors
M8 tapped
15mm
W10
Core fixings for timber doors
11/32”
19/32”
W11
Machine screws for metal
doors
5/16”-18 UNC
tapped
19/32”
Tighten fixings to a maximum torque of 15Nm (130lbf.in).
3.
If required, fit the external cylinder / cylinder guard (GSS) as directed in separate instructions
supplied. Note, if fitting a cylinder, the position indicated on the paper template is the centre of
the operating bar, not the centre of the cylinder body. The operating bar will need to be cut to
length to engage the lock by 4mm to 5mm (5/32” to 7/32”).
4.
The lock is supplied as non-handed with emergency escape both sides. To disable the
emergency escape from one side (for example, to prevent entry from the outside when the
door is locked or to require use of a thumbturn to exit), fit the locking bracket into the slot in
the face of the lock of your chosen handing (for example, towards the outside of the door).
5.
Assemble the lock as shown below.
Restraint strike adjustable
using small flat blade screw
driver
Locking bracket inserted on external side.
The locking bracket may also be inserted on the
internal side if emergency escape is not required.
Locking bracket screw must be retained with
Locktite.
Anti-drill discs
