TM 55-4920-212-11
Electrical con-
seal and-.baffles are installed to accomplish
nections shop
Power cable, male to
this operation. The system (figs. 20, 21,
female joy plug.
and 22), is composed of a water tank, tank
Safety devices ..........................Safety disconnect switch.
cover, tank seal, washer, water gages,
Controls ...................................Thermal-magnetic circuit
valves, pump, strainer, tubing, hose,
breaker
panel;
14
plumbing fittings, and the necessary
breakers (fig. 4).
mounting equipment.
The tank has a
Electrical connections equip-
capacity of 85 gallons and may be filled
ment ..................................Receptacles and circuit
from an outside source by use of the pump.
breakers.
The pump is also used to transfer water
(2) Pneumatic system.
from the tank to the washer or to fill the
washer from an outside source. A 25-foot
fire hose is supplied for draining the water
Power source ............................Air
system.
reciprocating,
electric
motor driven.
(4) Utility system. The utility system consists of
Compressor make
one each, type V storage cabinet. The
and model ...........................Military
Specification
cabinet is equipped with 11 drawers for
MILC-13874, Class A,
storing liquids and chemicals for use with
Style I.
the flaw detection equipment Overall size of
Compressor
the cabinet is 32 5/8 inches high by 28
mounting.............................Bolt down.
inches wide by 27 inches deep.
Compressor
b. Identification.
Identification and instruction
rating .................................CFM @ 175 psi.
markings are listed in figures 1 through 3.
Power supply
c. List of Components. A list of the components is
required ..............................220 v, three-phase,
contained in SM 55-4-4920-S37.
60-cycle.
d. Deviation in Models. This manual applies only to
Pneumatic con-
Shop Set, Aircraft Maintenance, Semitrailer Mounted, C-3,
nections, shop .....................Quick disconnect, air
Flaw Detection, as defined in SM 5564920-S37.
supply tank.
Safety devices .........................Safety relief valve, refer
5. Tabulated data
to technical manual for
a. Organizational Maintenance Data.
the compressor (app. I).
Model
................................. C-3
Controls ...................................Shutoff valve; oil and
Overall dimensions:
water separator, gages,
Overall length ................................. 319 in.
regulators, valves, and
Overall width .................................. 96 in.
check units (fig. 5).
Overall height
Pneumatic connections equip-
(loaded) ................................... 132 in.
ment ..................................Quick disconnect fittings
Height of chassis............................. 40 1/2 in.
Overall width with
(3) Water system.
sides folded out ........................ 166 1/2 in.
Power source ............................Pump, shallow well type,
Volume ................................................. 2,288 cubic ft.
electric motor driven.
Total weight ......................................... 18,585 lb.
Pump make and
b. Field and Depot Maintenance Data.
model .................................Arora No.
BSFT-G or
equivalent.
(1) Electrical system.
Power supply required (pump) ...110-120 v, ac, 60-cycle,
Power source................ Auxiliary; generator or
single phase.
domestic.
Pump mounting .........................Bolt down (fig. 20)
Power requirement ....... Three-phase,
60-cycle
Water system
208 v , ac, and 120-240 v, single-phase, 60-cycle.
connections -.............................Hose fittings.
Safety devices ...........................Relief valves, shutoff
valves, drain cocks, and
gages.
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