By pressing the valve button on the handle the drilling stand may be disengaged
and readjusted.
The vacuum pump has to run during the complete operation, it is to be
placed in such a position that you can monitor the pressure gauge at all
times.
It is mandatory to check that the foot plate is firmly affixed to the surface
before drilling is started.
Fixing by means of dowels in concrete
For brickwork, anchor must be used.
! Mark the position of the drill holes for the fixing
on the surface to be drilled.
! Drill a hole (Ø 15) 50 mm deep (A), into which
the dowel M 12 (B) is to be placed; insert and
secure the dowel with the doweling tool (C).
!
Screw the quick action clamping screw (D) into
the dowel.
!
Install the stand.
!
Fix the washer (E) and finally the fastening nut
(F) on the quick action clamping screw (D).
!
Torque the fastening nut with a 27mm wrench.
!
Before and after tightening the nut (F), the four
adjustable screws have to be adjusted in order
to adapt the stand to the surface.
Do check whether the stand is installed
safely and firmly.
15