TM 5-6675-306-14
STEP 1.
REFER TO PARAGRAPH 2-10 AND LEVEL THE
THEODOLITE.
STEP 2.
IF THE CIRCULAR LEVEL IS NOT CENTERED IN
THE VIAL, THE CIRCULAR LEVEL IS OUR OF
ADJUSTMENT.
TIGHTEN OR LOOSEN THE
THREE ADJUSTING SCREWS TO BRING THE
LEVEL BUBBLE TO CENTER.
STEP 2.
NONE OF THE THREE ADJUSTING SCREWS
SHOULD BE TIGHTENED ALL THE WAY. THEY
SHOULD FLOAT ON THE ADJUSTING SPRINGS.
Figure 2-21. Circular level, adjustment.
2-32
Previous Page
