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TM 55-1925-204-12
storage reservoirs (tanks) of 50 cubic feet, and a whistle
WARNING
reservoir of 5 cubic feet, at 110 psi, is maintained in the
Prior to performing any maintenance work
system. Other uses: ships service air, and sea chest blow
on cylinder head or valves, bleed all air
down. Reducing stations are strategically placed. See table
from storage (reservoir) tank or isolate
storage tank from compressors by closing
compressor is equipped with a centrifugal unloader which
stop valve in compressor discharge line.
enables them to start with no load, and automatically begin
compressing as the compressor attains rated design speed.
(2) Removal.
(a) Disconnect the line leading from centrifugal
5-56.
Air Compressor
unloader (fig. 5-97) to unloader diaphragm assembly.
a.
Cylinder Head.
(1) GeneraL The cylinder head houses the high and
low suction valves, discharge valves, safety head valve and
unloader diaphragm operating mechanism.
Figure 5-97. Air compressor.
5-133
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