ADA INSTRUMENTS DigiTeo-10, Operating Manual, Page: 8 / 58

MEASUREMENT FOUNDATION
Digi Teo-2/5/10/20
8
1.4.1. Loosen horizontal motion clamp and revolve
the instrument. By adjusting leveling screws 1,2 , the
plate level vial is parallel to a line running through the
centers of two leveling screws, and place the bubble
in the center of the level vial.
1.4.2. Next, revolve the instrument 90° (100gon)
around its vertical axis and use the remaining screw
3 to center the level bubble once more.
1.4.3. Repeat the above procedure for each 90°
(100gon) revolution of the instrument and check
whether the level bubble is correctly centered for
all points.
2. Centering the instrument with laser plummet
Turn on the laser plummet by pressing and holding down the SFT for
2 seconds. Move the tool by loosening the screws on the tripod. Align
the point of the laser plummet with the required point on the terrain
(object).
3. Final levelling of the instrument
Repeat procedure of (1) and check whether the level bubble is in the
center of the level vial. Finally tighter adjusting screw.
1.4. Further leveling the instrument with plate level