LOCK/JIG/B
-13-
Setting the Mortise Width
n
Loosen the four screws that hold the sliding
inserts in place to enable them to slide freely.
n
Line up the width mark on each sliding insert
end to the required width size and tighten up
the screws.
n
For apertures 16mm, 19.1mm and 22.2mm
and 25.4mm, a pair of width setting gauges
can be used to set the width accurately, to
use the setting gauges the jig may need to be
lifted off the door to allow the various width
stops to be used.
n
Offer the appropriate width of the setting
block at each end of the jig and slide the
sliding inserts up to them and tighten fixing
screws.
n
Remove width setting gauges and store
carefully.
120
110
100
90
80
70
60
50
40
30
20
Use width
gauge to set
width to pre-set
if possible
16mm
22.2mm
25.4mm
19mm
Ensure working position is
comfortable, especially when setting
up and when routing a door edge.
Ensure door is clamped and held
securely when using the jig.
