| f1 | 
            DRUCKANSCHLUẞ TRIMMSCHALTER  | 
          
          
            |   | 
            Pressure connection. . . for example, trim selector | 
          
          
            |   | 
              | 
          
          
            | f2 | 
            SAUGEANSCHLUẞ TRIMMSCHALTER  | 
          
          
            |   | 
            Suction connection, trim selector | 
          
          
            |   | 
              | 
          
          
            | f3 | 
            LENZANSCHLUẞ HAUPT LENZPUMPE  | 
          
          
            |   | 
            Drain connection, main drain pump  | 
          
          
            |   | 
              | 
          
          
            | f4 | 
            NOTLENZANSCHLUẞ | 
          
          
            |   | 
            Emergency drain connection  | 
          
          
            |   | 
              | 
          
          
            | f5 | 
            BORDVENTIL LENZDRUCKANSCHLUẞ TAUCHZELLE 3 BACKBORD  | 
          
          
            |   | 
            Hull valve drain pressure connection, main ballast tank 3 port | 
          
          
            |   | 
              | 
          
          
            | g | 
            FLUTEN. . . zB UNTERTRIEBZELLE STEUERBORD  | 
          
          
            |   | 
            Flood valve. . . for example, negative tank, starboard | 
          
          
            |   | 
              | 
          
          
            | g1 | 
            BORDVENTIL FLUTEN MUNITIONSKAMMER und MUNITIONSBENHALTER  | 
          
          
            |   | 
            Hull valve for flooding or circulating water through magazine and ammunition container [not found on this plate] | 
          
          
            |   | 
              | 
          
          
            | h | 
            ENTLÜFTEN. . . zB UNTERTRIEBZELLE BACKBORD  | 
          
          
            |   | 
            Vent. . . for example, main ballast tank, port  | 
          
          
            |   | 
              | 
          
          
            | i | 
            DRUCKAUSGLEICHEN. . . zB TORPEDO ROHRE 1 - 4  | 
          
          
            |   | 
            Pressure equalization. . . for example, torpedo tubes 1 - 4  | 
          
          
            |   | 
              | 
          
          
            | k | 
            GERÄUSCHDÄMPFER. . . zB UNTERTRIEBZELLEN BACKBORD und STEUERBORD  | 
          
          
            |   | 
            Mufflers on vent lines. . . for example, negative tanks, port and starboard  | 
          
          
            |   | 
              | 
          
          
            | l | 
            SCHAUGLAS . . . zB REGELBUNKER STEUERBORD 1  | 
          
          
            |   | 
            Gage glass. . . for example, regulating  and reserve fuel oil tank 1  | 
          
          
              | 
              |