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 TM 55-1925-273-10-1
0046 00
BILGE AND BALLAST PUMPS AND VALVES
5
4
2
3
1
6
7
8
16
9
10
14
13
12
15
11
Figure 4. Bilge and Ballast Pumps and Valves
Table 4. Bilge and Ballast Pumps and Valves (refer to figure 4)
Key
Control/Indicator
Function
1
Cutoff Valve for
This gauge secures pressure to the bilge and ballast pump 2 discharge
BILGE/BALLAST PMP #2
pressure gauge (figure 2, item 2).
DISCH PRESS Gauge
2
BB-29, B/B PMP No. 1
This valve controls the bilge suction to bilge and ballast pump 1.
BILGE SUCT. Valve
3
BB-32, B/B PMP No. 2
This valve controls the overboard discharge from bilge and ballast pump 2.
OVBD DISCH Valve
4
BB-33, B/B PMP. No. 2
This valve controls the flow from bilge and ballast pump 2 to the ballast
BLST TO MANF. Valve
manifold.
5
Cutoff Valve for BILGE SUCT
This valve secures the pressure to the bilge suction strainer differential
STR DIFF PRESS Gauge
pressure gauge (figure 2, item 4).
6
BB-27, B/B PMP. No. 2
BLST. SUCT Valve
0046 00-7
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