JUNE 2019 | 25
All Doors
4 5
Measure and cut to fit the existing door. The flexible ‘crop
and mate’ design enables you to simply cut the lock to length
and position gearboxes to match the locks being replaced. When fitting the new lock start by positioning
the central gearbox into the centre aperture,
then replace the euro cylinder and handles.
6
Mark and fit the centre keep of the 3-piece keep and Uni-
Packer™ system. For PVCu doors the preassembled patented
Uni-Packer™ allows for fast, easy and reliable installation.
6 a
7
Place the top hook gearbox into position in the top
aperture, check the top hook operates correctly,
then mark and place the top keep into position.
8
Repeat for the bottom hook gearbox
unit and bottom keep and set level
of compression required. The Yale
Doormaster™ Professional is now fitted.
For further information on the Yale
Doormaster™ range visit www.yale.co.uk or call
the Yale trade sales team on 0845 223 2126.