TM 9-1290-357-15
c. Screw the leg shoe (6) on the lower tripod
531. Repair
leg (2) and install the flat head screw (5).
a. Remove all corrosion, nicks or burrs (refer
d. Install clamping screw (3) in the leg clamp
to TM 9-254).
(4) mounted on lower tripod leg (2).
b. Replace cross threaded, stripped, or badly
e. Screw round nut (1) on clamping screw (3).
damaged screws.
f. Screw hinge (10) m the upper tripod as-
c. If possible, straighten and repair any bent
sembly (8).
or deformed component.
d. Repair bare spots or damaged finish.
located in appendix B.
e. Replace any gear with damaged teeth.
g. Install hinge pin (6).
f. Straighten worms that are bent, if possible,
h. Install round nut (5) until hinge tension is
and replace if worm cannot be straightened or if
great enough to hold leg horizontally.
too badly damaged.
i. Secure with cone point screw (4).
g. Any lenses, windows, prisms, etc. with ex-
cessive scratches, pits, digs, chips shall be cor-
rected or component replaced.
located in appendix B.
j. Install spindle bearing (7) into support tube
h. Any leads, cables, wires, contact terminals,
(6) and then solder in place.
etc., which are damaged beyond repair shall be
replaced.
k. Install clamping screw (5) in spindle socket
(2).
i. Replace any component which is excessively
worn or badly damaged.
place.
Note. In addition to instructions listed above utilize the
appropriate references listed in appendix A.
m. Install spindle (3) in the spindle socket (2).
n. Place spindle socket (2) over spindle bear-
532. Assembly of Instrument light M2
ing (7) and install round head screw (1).
located in appendix B.
located in appendix B unless otherwise indicated.
a. Install lamp (9) into long wire lead (11)
and secure cap (10) to long wire lead (11).
o. Install support tube (2) into tripod head
(B19, 3).
b. Install lamp (9) into wire lead and cable
p. Install clamping screw (B19, 2) into tripod
assembly (8).
head (B19, 3) and install round nut (B19, 1) on
c. Connect wire lead and cable assembly (8)
screw (B19, 3). Tighten screw and nut.
to bracket assembly (7).
q. Install support tube (2) in tripod head (3)
d. Install battery (6) in case (3).
and install plug (1) in support tube.
e. Install spring (5).
5-34. Assembly of Objective cell Assembly
f. Install cap (4) securing spring (5) and bat-
tery (6) inside case (3).
located in appendix B.
a. Apply a small amount of lens sealing com-
5-33. Assembly of Tripod M5
pound in two or three spots around the inside
of cell (2).
located in appendix B.
Caution: Do not apply an excessive amount of
a. Slide lower tripod leg (2) over the upper
compound around inside of cell which may cause
tripod leg assembly (8) and secure with screw
damage to the cell.
(9).
b. Install lens (3) inside (cell (2) alining id-
entification marks indicated in paragraph 5-23
place.
above.
5-6
