62
EN Operating Instructions
15.4 Checking the vertical accuracy
The laser must be
horizontally
within the tolerance.
•
Set up the laser in the middle
between two walls with a
hori-
zontal
distance of at least 50 m.
•
Mark the position of the laser
beam (
A
and
B
) on the oppo-
site walls.
50 m
A
B
•
Set up the laser
vertically
as
close as possible to one of the
walls and use the plumb beam
to align it with the level of mar-
king
B
.
A
B
•
Rotate the axis through 180°.
Attention:
The tripod may
not
be changed
– ideally you should use Nedo
Quickfix®!
•
Mark position
C
of the laser
beam and measure the vertical
distance
H
between marking
A
and marking
C
. This can be above
or below marking
A
.
•
The laser is within the tolerance if
H
#
5 mm
!
A
C
B
H
NOTE
If the value of H is outside the tolerance, the Primus 2 must be adjusted by an autho-
rised customer service agent or by Nedo.
