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 TM 55-1925-273-10-1
0079 00
6.
When the tank reaches the desired level, stop the pumps by completing the following actions at the bilge pump motor
controller(s):
a.
Press and release the STOP pushbutton(s) (figure 3, item 6).
b.
Verify that the MOTOR RUN indicator(s) (figure 3, item 5) go(es) out.
7.
Secure the piping system by placing the following valves in the CLOSED position:
a.
All valves on the ballast manifold
b.
BB-13, S.W. TO BLST. PMPS (figure 6, item 13), raw water supply from fire main
c.
BB-26, B/B PMP No. 1 BLST. SUCT (figure 6, item 14), bilge/ballast pump 1 suction from ballast manifold
d.
BB-27, B/B PMP. No.2 BLST. SUCT (figure 6, item 15), bilge/ballast pump 2 suction from ballast manifold
e.
BB-35, B/B PMP No. 1 BLST. TO MANF. (figure 6, item 16), bilge/ballast pump 1 discharge to ballast manifold
f.
BB-33, B/B PMP. No.2 BLST TO MANF. (figure 6, item 17), bilge/ballast pump 2 discharge to ballast manifold
DEBALLASTING BALLAST TANKS
1.
Align the piping system by placing the following valves in the OPEN position:
a.
BB-25, BLST MANF TO PMPS OUTLT (figure 6, item 5)
b.
BB-26, B/B PMP No. 1 BLST. SUCT (figure 6, item 14), bilge/ballast pump 1 suction from ballast manifold
c.
BB-27, B/B PMP. No.2 BLST. SUCT (figure 6, item 15), bilge/ballast pump 2 suction from ballast manifold
d.
BB-34, B/B PMP No. 1 OVBD DISCH. (figure 6, item 7), bilge/ballast pump 1 discharge
e.
BB-32, B/B PMP No.2 OVBD DISCH (figure 6, item 8), bilge/ballast pump 2 discharge
f.
BB-58 (figure 6, item 12), bilge/ballast overboard discharge
2.
At the ballast manifold, select the tank to be deballasted by placing the valve in the OPEN position:
a.
SALT WATER BALLAST TANK No. 1, BB-50, BLST TK No.1 SUCT (figure 6, item 21), ballast tank 1 suction.
b.
SW BALLAST TANK No. 2P, OPEN BB-48, BLST TK No.2P SUCT (figure 6, item 22), ballast tank 2P suction.
c.
SW BALLAST TANK No.2S, OPEN BB-46, BLST TK No.2S SUCT (figure 6, item 23), ballast tank 2S suction.
3.
Start the pump(s) by completing the following actions at the bilge/ballast pump motor controllers 1 and/or 2:
a.
Press and release the START pushbutton(s) (figure 3, item 4).
b.
Verify that the MOTOR RUN indicator(s) (figure 3, item 5) illuminate(s).
4.
Verify that the pump discharge pressure gauge(s) reads about 10 to 20 PSI (.67 to 1.38 bar).
5.
Observe the tank level on the remote TLI receiver module (figure 7, item 1) of the tank being filled.
6.
When the tank reaches desired level, stop the pumps by completing the following actions at the bilge pump motor
controller(s):
0079 00-7
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