TM 55-1930-209-14&P-15 Table 5-2.  Bilge System Valves Type Valve Callout Location Label Identification and Valve Function 1-in. globe valve BD1 Void 5 - starboard VOID 5 SUCTION: Allows bilge to of centerline near be pumped from void 5 to sludge forward bulkhead tank 1-in. globe valve BD2 Void 4 port - aft VOID 4 PORT SUCTION: Allows bulkhead near cen- bilge to be pumped from void 4 terline bulkhead port to sludge tank 1-in. globe valve BD3 Void 3 port - aft VOID 3 PORT SUCTION: Allows bulkhead near cen- bilge to be pumped from void 3 terline bulkhead port to sludge tank 1-in. globe valve BD4 Void 2 port - aft VOID 2 PORT SUCTION: Allows bulkhead near cen- bilge to be pumped from void 2 terline bulkhead port to sludge tank 1-in. globe valve BD5 Void 2 starboard - VOID 2 STARBOARD SUCTION: aft bulkhead near Allows bilge to be pumped from centerline bulkhead void 2 starboard to sludge tank 1-in. globe valve BD6 Void 1 - starboard VOID 1 SUCTION: Allows bilge to of ballast tank near be pumped from void 1 to sludge aft bulkhead tank 1-in. globe valve BD7 Void 2 starboard - BILGE PUMP DISCHARGE TO near starboard shell SLUDGE TANK: Allows bilge from in sludge tank in- voids to flow to sludge tank, take line and for isolation of sludge tank 1 1/2 in. BD8 Void 2 starboard - SLUDGE TANK DRAIN: Allows gate valve bottom of sludge sludge to be drained from the tank sludge tank to the discharge connection 1-in. globe valve BD9 Void 3 starboard - VOID 3 STARBOARD SUCTION: aft bulkhead near Allows bilge to be pumped from centerline bulk- void 3 starboard to sludge head tank 1-in. globe valve BD10 Void 4 starboard - VOID 4 STARBOARD SUCTION: aft bulkhead near Allows bilge to be pumped from centerline bulkhead void 4 starboard to sludge tank 1-in. gate valve BD11 Void 2 starboard - BILGE SUCTION TO PUMP: Allows starboard shell bilge and fuel oil to be pumped near aft bulkhead to sludge tank and for isolating bilge pump 1-in. gate valve BD12 ROWPU space port ROWPU 1 DIESEL DRAIN: Allows waste lube oil to be drained from port HP pump diesel engine 5-10