HNSA Crest with photos of visitors at the ships.
Figure 7-2. MAIN POWER SYSTEM. Sub Hydr. Home
Sub Hydr. Home Page

Figure 7-2. MAIN POWER SYSTEM.

1) Motor-driven IMO pump; 2) automatic bypass and nonreturn valve; 3) accumulator; 4) high pressure air flask; 5) main supply tank; 6) back pressure air, or volume, tank; 7) main supply manifold; 8) main return manifold; 9) main vent control manifold (six-valve manifold); 10) safety and negative and hull ventilation control manifold (three-valve manifold); 11) periscopes; 12) antenna mast; 13) flood valves; 14) vent valves; 15) hull ventilation and engine air induction valve; 16) main engine exhaust valves and operating gear; 17) Torpedo tube outer door operating gear; 18) echo-ranging and detecting apparatus; 19) hydraulic fluid reserve tanks.


Copyright © 2004 Historic Naval Ships Association
All Rights Reserved
Legal Notices and Privacy Policy
Version 1.10, 22 Oct 04