TM 11-6720-248-12
(8) Loosen the thumbscrews and remove the
(14) Clamp the dual strobe support arm
dual strobe support arm assembly.
assembly in the cover of the carrying case with the
(9) Loosen the telescope clamp screw and
straps provided.
push the camera housing down against the telescope
(15) Place the horizontal positioning bar in the
clamp collar; rotate the inner tube so that the front socket
clamp provided so that the titleboard holder faces
is directly' over the tripod leg nearest the leg hinge clamp
downward at the left-hand end of the carrying case; snap
screw; tighten the telescope clamp screw.
the strap around the opposite end of the horizontal
(10) Loosen the leg hinge clamp screw. Push
positioning bar.
the tripod legs in toward the outer tube until each leg is
(16) Place the camera assembly and tripod at
held against the outer tube by the snap-action detent.
the rear of the carrying case so that the lens and shutter
Tighten the leg hinge clamp screw.
assembly faces upward at the left-hand end of the
(11) Sort and place the letters and numerals
carrying case.
boxes in the bottom of the carrying case; place the
(17) If the external battery charger is not to be
titleboards in their compartment in the tray of the carrying
used, place it and the spare battery trays in the space
case.
provided in the carrying case.
(12) Insert the stereoscopic attachment in the
(18) Close and latch the cover of the carrying
plastic bag and place it in its compartment in the tray of
case.
the carrying case.
(13) Place the strobe and clamp assemblies in
their compartment in the tray of the carrying case.
Section II. OPERATION UNDER UNUSUAL CONDITIONS
stereoscopic attachment mirrors, with a clean cloth.
3-9. Operation in Arctic Regions
(2) Remove moisture from the interior
CAUTION
surfaces of the back cover assembly, the camera body,
Do not warm either the film or the
and the bridge and pressure plate assembly with a clean
printcoating applicator near a hot
cloth.
object (heater, stove, or hotwater
(3) Clean the accessible surfaces of the front
pipe).
and rear lens elements and the mirrors of the
stereoscopic attachment with lens tissue.
a. Warming Film. If the film has been stored at low
temperatures, warm it to room temperature for a
3-10. Operation in Desert and Tropical Regions
minimum of 2 hours before unsealing the package. To
shorten the warming time, remove the sealed film and
In high temperature regions, carry only the quantity of
the print-coating applicator from the film carton and place
film required for immediate use. If possible, store the
them close to the body.
remainder of the film at a temperature of 40 F (4 C)
b. Warming Camera Set. If the camera set has not
and warm the film to room temperature (para 3-9 a)
been unpacked, but -has been stored at a low
before using.
temperature, transfer it to a heated area and allow it to
a. Desert Regions. Before operating the camera
remain there for a minimum of 6 hours before unpacking
set, remove dust and sand from the exterior surfaces of
it. If the camera set has been unpacked and stored at a
the camera set components and the interior surfaces of
low temperature, wrap it with water-repellent material,
the camera body with a soft-bristled brush. Remove dust
transfer it to a heated area, and allow it to remain
and sand from the front and rear lens elements and the
covered for a minimum of 6 hours before checking (c
accessible surfaces of the stereoscopic attachment
below) and assembling it for operation.
mirrors with a hand blower; then, wipe them with lens
c. Checking Equipment Before Use.
tissue moistened with lens cleaner. Cover the camera
set while it is not in use.
CAUTION
b. Tropical Regions.
Do not operate the camera set until
CAUTION
all moisture has been removed from
Keep oil off lenses, mirrors and
it.
electrical contacts.
(1) Remove moisture from the exterior
surfaces of the camera set, except the lens and the
3-7
