TM 5-6675-306-14
or damaged threads. Inspect the lever nuts, levers, and
(f) Remove all burrs from the lock pins, locking
washers for burrs and worn surfaces.
levers, and lever springs. Straighten dents. Remove all
(c) Inspect the base for cracks and a broken
traces of rust and repaint where necessary.
casting. Inspect the collar of base for bends, breaks, and
(g) Straighten dents or bends in the hood. Seal all
out-of-round.
cuts or holes in the hood. Repaint where necessary.
(h) Replace all defective parts that cannot be
(d) Inspect the rubber gasket for damage or
repaired.
hardening because of age or excessive heat.
(4) Reassembly. Refer to figure 4-1 and
reassemble the hood.
(e) Remove all burrs from the base, levers, lever
(5) Installation. Install the hood (fig. 2-1).
b. Base.
nuts, and collar of base. Straighten bends in the collar of
base and washers. Replace all defective parts.
(1) Removal. Remove the base (fig. 2-11i.
(2) Disassembly. Refer to figure 4-2 and
(f) Inspect the sections of the desiccant container
disassemble the base.
for bends, breaks, and damaged threads
(3) Cleaning, inspection, and repair.
WARNING
(g) Inspect the desiccant for color. Serviceable
desiccant is blue in color. Pink desiccant indicates
Dry cleaning solvent, P-D-680, used to
moisture saturation, and the desiccant must be
clean parts is potentially dangerous to
dehydrated or replaced.
personnel and property. Avoid repeated
and prolonged skin contact. Do not use
(h) Replace
the
desiccant
or
container
as
near open flame or excessive heat.
necessary.
Flash point of solvent is 100 F.-138 F.
(38C.-59C.)
(4) Reassembly.
Refer
to
and
reassemble the base.
(a) Clean all metal parts with an approved cleaning
solvent and dry thoroughly. Brush threaded surfaces
(5) Installation. Refer to fig. 2-2.
Install the
free of any foreign matter. Wipe the rubber gasket clean
theodolite on the carrying case base.
with a soft cloth.
(b) Inspect all threaded surfaces for worn
KEY to fig. 4-1:
1. Leather strap
4. Lock spring (2)
2 Metal hood
5. Lock lever (21
3 Lock pin (4)
6. Rivet (4)
4-4
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