Accuracy Check - CONDTROL QB Bedienungsanleitung

EN CROSS LINE LASER

ACCURACY CHECK

Check of horizontal line
Check of horizontal line is carried out by using 2 walls located opposite
each other at a distance of 5m.
1. Put the instrument as close as possible to the wall so that laser
emitters are located opposite the wall.
2. Move lever lock to unlocked position
plane.
Mark location of horizontal line on the wall as A1.
3. Turn the instument by 180° and mark location of horizontal line on
another wall as B1.
4. Turn the instrument to the right. Measure vertical deviation of
horizontal line from point B1. If deviation exceeds 2.5 mm – please
contact service center.
Qb
user manual
and switch on horizontal
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