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TM 55-1905-220-14-2
2-89. DRAINING BILGE WITH FIRE PUMP (Cont).
(c) When the fire pump is at operating speed, place (red) check valve (15) lever in the on position.
(d) The fire pump will be pumping bilge water through the fire main system.
(e) Fire pump pressure gage (20) should read 110 psi (689.5kpa) .
(f) Fire pump suction vacuum gage (21) should read negative psi.
(7) On Deck. Open the valve on one or more fire plugs.
(8) Compartment Draining. To drain any compartment refer to FO-45 and FO-44.
2-90. FIRE PUMP - BILGE DRAINING - SHUTDOWN.
To stop the fire pump's draining of the bilges, refer to FO-46 and proceed as fol1ows.
(1)
Place (red) check valve (1, FO-46) lever in the closed position .
(2)
Press the STOP switch on the fire pump controller.
(3)
Place flow control valve (2, FO-46) in the closed position.
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