TM 11-6720-242-35
(2) Adjust the setscrew (12, fig. 3-19) to raise the adas
(3) Shim (84) the rocker arm for 0.001 to 0.002 inch
pressure plate (7) .010_ 0.001 inch above the surface of
end play.
the pressure plate (14, fig. 3-17).
4-65. Tests and Inspection
4-62. Removal and Replacement of Pressure Plate
The physical inspections performed at the organizational
a. Removal.
and direct support levels of maintenance are applicable
at the general support maintenance level. When a
(1) Remove the pressure plate assembly (para 3-40).
complete Camera, Still Picture KA-60C system has
been serviced at the general support level, perform an
(2) Remove the film guides (para 4-60).
operational check with the use of Test Set, Camera LS-
86A as described in TM 11-6720-242-12, before
(3) Remove the adas pressure plate (para 4-61).
returning the camera for service. The signal substitution
tests of paragraphs 3-5 and 4-6 through 49 check the
b. Replacement.
Replace in the reverse order of
functional status of the various plug-in board
removal.
assemblies. When repairs to a board assembly have
been made and prior to the coating of replaced parts
4-63. Removal and Replacement of Film Guides, Roller
with electrical insulating compound MILI--46058, test the
Follower and Roller
board assembly as described in the respective signal
(fig. 3-19) a. Removal.
substitution test listed below.
(1) Remove the pressure roller assembly (para 3-42).
a.
Testing Power Supply Assembly, para 35b.
(2) Remove the two screws (2).
b.
Testing Scan Heat Sink Assembly, para 35c.
(3) Remove the two pins (1).
c.
(4) Withdraw the tube (11) and as the tube is withdrawn
Testing Interface Board Assembly, para 46.
d.
catch the shims (3), film guide (4), spacer (5), roller (7),
Testing AEC Board Assembly, para 4-7.
e.
spacer (8), film guide (9), and the roller follower (10).
Testing Control Board Assembly, para 4-8.
b. Replacement.
f.
Testing Scan Board Assembly, para 4-9.
NOTE
4-66. Alignment. Procedure
When reassembling, be sure that the
two film guides (4 and 9) are placed
a. Of necessity, alinement and adjustment procedures
correctly and that the large diameter
have been incorporated into the reassembly and
of the roller follower (10) is adjacent
replacement instructions.
to the film guide (9).
and associated components (fig. 2-6) are also included
in the reassembly and replacement instructions. The
(1) Replace the roller follower, roller, and the film
following is a summary of the specific instructions.
guides in the reverse order of removal.
c. Coordination of the prism rotation, film transport, and
(2) Shim (3) for 0.002 to 0.005 inch end play.
related mechanisms is initiated by alining the phasing
4-64. Removal and Replacement of Rocker Arm
hole in the camera body housing (fig. 4-13) with the
Assembly
phasing hole in the control and capping cams of the cam
and gear assembly. The insertion of a pin into the holes
maintains the setting while the gears, sprockets, drive
belts, and a cam are installed and positioned to form the
a. Removal.
gear train.
(1) Remove the pressure plate assembly (para 3-40).
d. The gear train timing is simply a matter of performing
(2) Remove the keeper block assembly (para 3-41).
the following instructions in conformity with the specific
(3) Remove the rocker arm (82) by removing the
procedures.
retaining ring (83) and shim (84).
e. When installing the shaft assemblies (fig. 2 6), mesh
b. Replacement.
the marked tooth of a gear in the
(1) Apply solid film lubricant to shaft (85).
(2) Replace the rocker arm (82) in the reverse order of
assembly.
4-29
