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 TM 55-1905-219-14-2
2-94. FILLING BALLAST TANKS - USING FIRE PUMP (Cont).
(2)
Rotate the suction valve (6) clockwise.
(3)
Place the (red) check valve (5) lever in the on position.
(4)
The fire pump is now available to fight fires.
2-95.
DRAINING BALLAST TANKS - USING THE FIRE PUMP.
a.
To drain a ballast tank using the fire pump proceed as follows (refer to figure FO-49)}
(1)
Aft Engine Room.
(a)
Rotate valve (1) clockwise.
(b)
Place flow control valve (2) lever in the open position.
(c)
Place flow control valve (3) lever in the closed position.
(d)
Place (red) check flow control valve (4) in the closed position.
(e)
Rotate overboard discharge valve (5) counter-clockwise.
(f)
Rotate suction valve (6) clockwise.
(g)
To drain the aft ballast tank, rotate suction valve (7) counter-clockwise.
(2)
Bosun's Stores (2-23-0-A).
(a)
To drain the starboard ballast tank, rotate drain valve (8) counter-clockwise.
(b)
To drain the port ballast tank, rotate drain valve (9) counter-clockwise.
(3)
Ramp Winch Room.
To drain the peak ballast tank, rotate drain valve [12) counterclockwise.
(4)
Engine Access Room.
Place circuit breaker #4 on power distribution panel (P400) in the ON
position.
Change 2
2-434
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