ried by four retractable carrying handles (14). The top
It is fully radio
manifold contains an air outlet (3), and the bottom
manifold is connected by a fabric air duct hose assembly
proofed. The engines does not have its own
(6) fastened by two hose clamps (5 and 7). The intake
fuel tank. It has a gasoline can adapter that
manifold is connected to the air inlet (1) by a fabric air
fits the opening of the standard five gallon
duct hose assembly (15), fastened by two hose clamps
military gasoline can.
Gasoline for the
(13 and 16). The engine or motor and blower assembly
engine is drawn from this adapter through
are attached to the swivel base (2) on the top manifold.
the fuel filter by the engine fuel pump. The
The damper control handle (17) is used to regulate the
engine is mounted on the canister assembly
inlet damper which adjusts the airflow.
swivel base (2, fig. 4). It rotates the attached
c. Blower Assembly. The blower assembly (3, figs.
blower assembly for either the inside the
CBR protective shelter operation or outdoor
1 and 2) consists of a cast aluminum rotary blower with a
capacity of moving 300 cubic feet of air per minute. It is
(2) Component parts. The component parts
installed on the crankshaft side of the engine or motor.
mentioned here are packed separately and
The impeller (blower wheel) is connected to the engine
crated with the filter unit. Some of the parts
crankshaft or motor output shaft. The impeller is housed
must be installed on the engine prior to
in a two-piece casting of which the blower air outlet is an
operation. The remaining parts are used in
d. Gasoline Engine and Component Parts.
conjunction with the operation of the filter
(1) Gasoline engine. The engine (figs. 5 and
(a) Fuel filter. The fuel filter (1, fig. 7)
6), model 1A08-2 is used to operate the filter
filters the fuel before it enters the en-
unit. It is a military standard, one cylinder,
four cycle, overhead valve, air cooled engine
and develops 11/2 horse-power at 3,600 rpm
Air inlet hose assembly
Air outlet hose assembly
Electric motor and component parts
Figure 2. Filter unit, gas-particulate, RMD, 300 CFM, ABC-M6AL