TM 55-2090-201-14&P
4-28. FILTER SUPPORT, TYPE C AND D SEPARATORS (Continued).
LOCATION
ITEM
ACTION
REMARKS
(3) Open the water dis-
charge valve (6)
and close the oil
discharge valve (2
or 3) after the oil
has drained from
the stage.
b. Stop the supply pump (1) by
turning the supply pump
selector switch (7) OFF.
c. Close the water discharge
valve (6).
d. To drain water from the
first (prefilter) stage
(4):
(1) Close the inlet valve
(8) located at the
inlet to the first
(prefilter) stage (4)
and the intervessel
shutoff (9) valve
between the first
(prefilter) and
second stages.
(2) Open the drain valve
(10) at the base of
the vessel.
e. To drain water from the
second stage (5):
(1) Close the intervessel
shutoff valve (9)
located between the
first (prefilter) and
second stage.
(2) Open the drain valve
(11) at the base of
the vessel.
4-104
