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 TM 55-1905-220-14-2
2-99. DRAINING BALLAST TANKS - USING THE FIRE PUMP.
a. To drain a ballast tank using the fire pump proceed as follows (refer to FO-53).
(1)
Aft Engine Room.
(a) Place flow control valve (1) lever in the off position.
(b) Place flow control valve (2) lever in the on position.
(c) Place flow control valve (3) lever in the off position.
(d) Place flow control valve (4) lever in the off position.
(e) Place flow control valve (5) lever in the off position.
(f) Place red check flow control valve (6) in the off position.
(h) Rotate overboard discharge valve (7) counter-clockwise.
(i) To drain the aft ballast tank, rotate suction valve (8) counter-clockwise.
(j) Rotate suction valve (9) clockwise.
(2)
Crew and Transient Berthing (2-23-2-L).
(a) -To drain the starboard ballast tank, rotate suction valve (10) counter-clockwise.
(b) 'To drain the port ballast tank, rotate suction valve (11) counter-clockwise.
(c) To drain the peak tank, rotate suction valve (12) counter-clockwise at Frame 12
(3)
Engine Access Room.
Place circuit breaker #4 on power distribution panel (P400) in the ON position.
Change 4 2-555
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