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 TM 55-1905-219-14-8
4-7. PORTABLE FIRE PUMP (P-250).
NOTE
Refer to paragraph 4-7A for portable fire pump PE-250, manufactured
by Prosser East Division of Purex Industries Inc.
a.
The Portable Fire Pump (Type P-250) (manufactured by Gale Product Division of Outboard
Marine Corp.) consists of a 2-cylinder, 2-cycle, 25-hp engine, single stage centrifugal pump, primer pump,
water outlet gate valve, fuel tank, pressure regulating system, mechanical starter and a mounting frame and
covers. The accessories necessary for the operation of the pump are the foot valve and strainer, suction hose,
exhaust hose, pressure hose and nozzles. The latter two items are not furnished by the pump manufacturer.
The purpose of the equipment is to draw water from the sea (or other sources) and pump it through suitable
hoses and nozzles under high-pressure to combat fire. It is also used for large volume pumping at low pressure
as in the case of damage control work and emptying the peak ballast tank.
b.
The following is an index to the maintenance procedures:
DESCRIPTION
PARAGRAPH
Starter Assembly
Carburetor Assembly
Carburetor Linkage, Control Panel and Manifold
Fuel Tank Assembly
Magneto Assembly
Power Head and Receiver Assembly
Crankshaft and Piston
Foot Valve Assembly
Pressure Regulator and Operating Cylinder
Pump and Water Outlet Valve
Priming Pump and Gear Housing
4-85
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