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 TM 55-1905-220-14-2
2-102. BILGE DRAINING.
a. The normal method of draining the bilge using the oil/water separator is as follows (refer to FO-55).
The system may not produce a legally acceptable
oil-free water effluent if the water to be pro-
cessed is contaminated with soap, detergents,
bilge cleaners, protein foam, or similar surfactants.
b. Prior to performing this procedure perform the preliminary adjustments in paragraph 2-101.
(1)
On Deck, (Port Side).
Close the on-deck discharge valve (1).
(2)
Aft Engine Room.
(a) Rotate the overboard discharge valve (2) counterclockwise.
(b) Open the tank inlet valve (3).
(c) Check that the tank suction valve (4) is closed (clockwise).
(d) Open strainer valves as required.
Anchor winch compartment valve (5).
Aft engine room valve (6).
Forward engine room valve (7).
(e) Open on-deck valves to remove pockets of bilge water using service hose, as follows:
Aft engine room valve (8).
Forward engine room valve (9).
(f) Place manual shutoff valve (10) in the on position.
(g) Place manual shutoff valve (11) in the off position.
(h) Place the AUTO-CONTROLS switch (12) in the on position.
(i ) Lamp (13) will be lit.
(j) Place the SUPPLY PUMP switch (14) in the on position. Lamp (15) will be lit.
(k) Check the sight glass (16). If oil is present a filter could be ruptured. Shut the system off.
2-563
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