TM 11-6780-225-12
(2) Lake or stream water. Connect the dark
room to a source of lake or stream water as follows:
(a) Perform the procedures in (1) (a),
(b), and (d) above.
(b) Connect the other end of the water
supply hose to the float (fig. 1-11).
(c) Place the float, with the strainer
facing downward, into the lake or stream.
g. Repeating Timer. The interconnection of the
repeating timer is shown in figure 2-5.
2-5.
Assembly of Components and Initial
Adjustment of Equipment
a. Equipment Covered by Technical Manuals.
Refer to appendix A for the technical manuals covering
Figure 2-4. Hose supports.
the assembly and initial adjustment of the diffusion
transfer kit, enlarger, print processor, and processing
unit.
ports. Connect the water input and
water drain hoses to their respective
b. Ditto Machine.
Instructions for the Ditto
connections, and secure the hose
machine are contained in the Ditto machine accessory
kit (fig. 5-2).
support with the hose support
retaining bolts.
CAUTION
3 (fig. 1-18) and set the humidistat (fig. 2-9) for the
Before connecting the darkroom to a
desired humidity.
water source make certain that
d. Fresh Air Intakes. Perform the steps given
supply valves S-1 and S-2 are closed
below.
(1) Open the entrance door, unlatch and
(1) Water under pressure.
Connect the
secure the fresh air intake cover (fig. 5-1) in the open
darkroom to a water source under pressure as follows:
position according to weather conditions.
CAUTION
WARNING
Do not open the valve on the water
Do not operate the space heater
source.
unless space heater fresh air intake
(a) Remove quick-disconnect caps
(fig. 1-1) is open.
from the darkroom water input and drain connections
(2) Open the access door to the space heater
compartment, adjust the fresh air intake and secure in
desired position. Loosen screws and secure fresh air
(b) Connect one end of the water drain
intake cover in the open position by securing wire
hose to the darkroom drain connection.
braces.
NOTE
If necessary, dig a sump for the
(3) Close the access door.
waste water from the water drain
hose if drainage away from the
secure all five exhaust fan covers in the open position
darkroom and from the lake or steam
is impossible.
WARNING
(c) Connect the other end of the water
Do not operate space heater unless
supply hose to the water source connection and turn
cap is removed from fuel overflow
water on.
drain port.
f. Fuel Supply Installation. Remove the cap from
the fuel overflow drain port and the dust cap from fuel
(d) Connect the other end of the water
strainer (fig. 1-13). Connect the quick disconnect fitting
drain hose to the drainpipe connection or carry the end
on free end of fuel line to the fuel strainer.
of the water drain hose away from the darkroom. Be
certain the drainage will be away from the darkroom.
2-5
