TM 5-6675-307-14
(3) Inspect the light attachment for worn or
near open flame or excessive heat.
Flash point of solvent is 100 F. (38C.)
damaged threads, bent or broken parts, scratched or
broken mirror, defective lamp bulb, defective lamp cord
138 F. (59C.).
(1) Clean all metal parts of the light
and loose electrical connections.
(4) Replace all defective parts.
attachment with an approved cleaning solvent, PD-680.
c. Installation. Refer to figure 2-5 and install the
(2) Clean mirror with alcohol or acetone and
light attachment in the accessory case.
dry with lens tissue.
Figure 4-7. Hand lamp, exploded view.
4-25. Compass
metal parts for bends, breaks and worn or damaged
a. General. The compass is mounted on the
threads.
(4) Inspect operation of the compass by
theodolite (fig. 2-12) and is used to determine magnetic
installing on the theodolite and compare with a known
b. Cleaning and Inspection.
WARNING
(5) If the compass is defective, refer to higher
level of maintenance.
Dry cleaning solvent, P-D-680, used to
c. Installation. Refer to figure 2-5 and install the
clean parts is potentially dangerous to
compass in the accessory case.
personnel and property. Avoid repeated
4-26. Accessory Case
and prolonged skin contact. Do not use
a. General. The accessory case is used to store
near open flame or excessive heat.
all of the accessories when not in use (fig. 2-5).
Flash point of solvent is 100 F. (38 C.)
b. Insert Removal. Remove the inserts by lifting
138 F. (59 C.).
out of the case.
(1) Clean all metal parts with a clean cloth
c. Cleaning and Inspection.
dampened with an approved cleaning solvent, PD-680.
(1) Brush the accessory case and inserts to
(2) Clean the lenses, prisms and bezel glass
remove dust and dirt.
with alcohol or acetone. Use lens tissue and dry
(2) Inspect the accessory case and inserts for
thoroughly.
damage.
(3) Inspect the lenses, prisms and bezel glass
for chips, cracks and fungus etching. Inspect the
4-11
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