TM 5-6675-312-14
4-29. TRIBRACH ASSEMBLY - MAINTENANCE INSTRUCTIONS (cont)
LOCATION
ITEM
ACTION
REMARKS
INSTALLATION
3. Theodolite and
Tribrach
Install Refer to figure
tribrach assembly
assembly
ADJUSTMENT
4. Tribrach assembly
Circular
a.
Install theo-
Refer to figure
level vial
dolite and
2-10.
tribrach
assembly on
tripod.
b.
Level theo-
Refer to figure
dolite. 2-21.
c.
Adjust either
Refer to figure
adjustment
screw until
bubble is
on the
imaginary
line join-
ing the other
adjustment
screw and the
center of the
setting
circle.
4-50
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