Inspection and Adjustment Zipp02 | 33
4. Turn the instrument for 180°.
5. If the laser point remains at the center of the cross mark, no adjustment
is required; otherwise adjust as follows.
Adjustment
1. Remove the protective cover of the
laser plummet and adjust the
adjustment screws of the laser
plummet, using the hexagonal
wrench, so that the laser point
moves the half of the offset a
towards the cross mark.
2. Repeat the steps 2. to 5. in
"Inspection" and step 1. in "Adjust-
ment" until the laser point super-
position.