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 TM 55-1925-204-12
unit in salvage operations through the eductor system.
(3) Fire and salvage pump.
A 2-stage
c. Maintenance. Maintenance instructions for the
horizontally splitcase, all bronze centrifugal pump,
various components are given in the following paragraphs
connected to the generator shaft through a manually
of this section.
operated friction clutch. The pump has a 5 inch suction; 4
inch discharge (17), and is rated at 500 gpm at 100 psi.
(4) Priming pump. An all bronze rotary pump,
5-2. Engine (Model 4061A) Accessories
v-belt driven from main pump shaft, and manually
a. General. The auxiliary sets are installed in close
operated through a dry friction type clutch, is used to
quarters aboard ship, in an area where the complete unit,
prime the main pump when necessary.
can be handily removed with partial disassembly, which
b. Purpose. The basic purpose of this unit, is to
includes removal of certain externally mounted
furnish electrical power for the vessels electrical system.
accessories. Accessories are listed below.
Its auxiliary use, is as a fire fighting unit, or as a salvage
1.
Rocker arm cover
6.
Clutch, fire and salvage pump
2.
Instrument panel
7.
Oil filter
3
Strainer, priming pump
8.
Engine generator
4.
Belt, priming pump drive
9.
Exhaust manifold
5.
Fire pump suction
Figure 5-2. Auxiliary set, three-quarter left rear view.
remove foreign matter from the air, pass the required
NOTE
volume of air for proper combustion and scavenging, and
To perform maintenance aboard ship,
maintain their efficiency for a reasonable time before
remove
only
those
accessories
requiring service. This air cleaner is the oil bath type.
necessary for access to the item being
(1) Removal. Unscrew the thumb screw (fig.
repaired.
avoid spilling of oil bath.
b.
Air Cleaner.
The air cleaner is designed to
5-2
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