TM 11-6780-225-12
Sponges (2)
the aft and center compartments and three in the forward
Plastic bags (12)
compartment.
Funnels (3)
NOTE
Stirrer (1)
The entrance and escape doors both
Plastic bottles (2)
contain a safety mechanism to release
Handles (2)
the locking device, if either door is
135 film magazine (2)
locked from the outside. Refer to
35-mm x 100 ft film (4)
paragraph 25k for operation.
MX615 bimat imbibant (8)
b. All components, including spare parts, are foam-
Spools (8)
packed in drawers. Transit cases are secured to the
35-mm x 200 ft film (1)
darkroom shelving or floor by web belting with latch
70-mm x 50 ft film (4)
fasteners. The drawers are locked closed by two turn
710 m x 100 ft film (4)
screw latches.
d. Film and Print Drying Cabinets. One film and two
1-9. Description of Major Units
print drying cabinets are located aft roadside, above the
a. Air Conditioners. Air conditioner No. 2, mounted
space heater (fig. 1-1). The three cabinets each contain
forward curbside (fig. 5-1) is controlled by a thermostat in
an exhaust fan which operates in conjunction with an
the aft compartment; air conditioner No. 1 mounted
individual thermostat.
The drying cabinets may be
forward roadside, is controlled by a self-contained
operated with forced hot air from the space heater or with
thermostat. Each air conditioner contains a removable
forced air from the darkroom; each print drier contains
filter, a fresh air control, and an ON-OFF-FAN-COOL
perforated removable shelves which accommodate the
switch. The cooling fresh air intake is connected to the
prints to be dried. The film drier contains one sliding rack
darkroom air duct installation (fig. 5-2), and the return air
which holds 4 x 5-inch film carriers, and two wire baskets
is recirculated or vented to the outside. Electric power
to contain film reels.
e. Enlarger and Accessories.
One enlarger is
conditioners at a connector located on the forward outside
permanently mounted roadside, and the other curbside in
the center compartment (fig. 5-2). The shelf below each
b. Dehumidifier.
enlarger contains a paper safe and the shelf may be
contained unit secured to the floor in the center
lowered to position 2 for increased projection distance.
compartment curbside, under the print processor (fig. 5-
Each enlarger is operated through a repeating audible
2). Humid air from the darkroom is
drawn into the
timer, safelight. With the exception of the 11 x 14-inch
which controls the enlarger lamp and associated enlarging
easel FN-10 (1) (fig. 1-9), of which one is stowed under
outside the darkroom through a drain located curbside
(fig. 5-1). The dehumidifier is
automatic in
operation and
the desired humidity is set by a control knob (humidistat)
at the side of the unit which also acts as an on-off switch
both enlargers are stowed in drawers numbered 1 through
(fig. 2-9). Power connection is
made at a
male connector
8 (fig. 5-2) in the center compartment. Refer to TM 11-
located next to the humidistat. A manual reset circuit
6740-265-12 for further description of the enlarger and
breaker is located above the humidistat.
accessories.
c. Diffusion Transfer Kit and Diffusion Transfer
f. Refrigerator. A refrigerator is located in the aft
Equipment Storage Box.
The diffusion transfer kit (fig. 5-
compartment (fig. 5-2) adjacent to the 3-drawer file
2) consists of a
film processor, a
presoaker, two plastic
cabinet. The desired temperature setting may be made
chemical supply bottles, two film clips, two core adapters,
by a screwdriver set thermostat (fig. 2-10) located at the
thermometer, scissors, mylar tape, and the carrying case.
top inside of the refrigerator.
Electrical power is
Refer to TM 11-6740-285-12, for further description. The
controlled by inserting or withdrawing the line plug in the
equipment required for operation is stored in the diffusion
transfer equipment storage box (fig. 5-1) located in the
forward compartment curbside above the diffusion
transfer kit. The contents of the equipment storage box
are given below.
1-5