The seawater systems consist of the following equipment:
A ? Kingston valve used to flood the forward trim tank
B ? Belt driven bilge pump
C ? Strainer
D ? handpump
E ? Kingston valve for flooding the main ballast tank
F ? Kingston valve for flooding the main ballast tank
Valves:
32 - connects the fore and aft trim tanks
33 - drains the torpedo tube into the port compensating tank
34 - drains the torpedo tube into the starboard compensating tank
35P - vents the port compensating tank
35S - vents the starboard compensating tank
36 - drains the torpedo tube into the forward trim tank
37 - drains the forward trim tank overboard
38 - air compressor cooling water inlet
38' - air compressor cooling water outlet
39 - outboard connection for bilge pumps
40 - outboard connection for handpump
41 - connects ballast tanks and bilge tanks to pump
42 - connects ballast tanks and bilge tanks to handpump
43 - connects aft ballast tank to bulge pump
44 - connects the main ballast tank to the bilge pump
45 - connects the bilge tanks to the bilge pump
46 - connects the aft trim tanks to the bilge pump
47 - connects the bilge tanks to the handpump
48 - connects the gas engine circulating pump to the sea
49 - to aft trim tanks
50 - overboard connection