TM 55-1930-209-14&P-1 Table 14-3 Drinking Water System Valve Label Identification Figures 14-2 & 14-3 Label Identification Type Callout Location and Valve Function 3-in DW1 Void 3 port (Barge 1) STORAGE TANK 1 FILL: Allows globe valve starboard (Barges 2 & 3) chlorine treated product water - in storage tank 1 fill from ROWPU's to flow into tank line on top of tank 1 and isolates tank 3-in DW2 Void 3 starboard (Barge 1) STORAGE TANK 2 FILL: Allows globe valve port (Barges 2 & 3) - in chlorine treated product water storage tank 2 fill line on from ROWPU's to flow into tank top of tank 2 and isolates tank 3-in DW3 Void 3 port (Barge 1) starboard STORAGE TANK 3 FILL: Allows globe valve (Barges 2 & 3) - in storage chlorine treated product water tank 3 fill line on top of tank from ROWPU's to flow into tank 3 and isolates tank 3-in DW4 Void 3 starboard (Barge 1) STORAGE TANK 4 FILL: Allows globe valve port (Barges 2 & 3) - in storage chlorine treated product water tank 4 fill line on top of tank from ROWPU's to flow into tank 4 and isolates tank 1/2-in DW5 Dayroom - in water DAYROOM SUPPLY: Allows globe valve line between pressure drinking water to flow to and set and drinking isolates drinking fountain and fountain sink 3/8-in.   DW5A Dayroom - in water DRINKING FOUNTAIN SUPPLY: globe valve line to fountain Allows drinking water to flow to (Barges 2 and and isolates drinking fountain 3 only) 4-in DW6 Void 3 port (Barge 1) starboard STORAGE TANK 1 DRAIN: gate valve (Barges 2 & 3) - in storage Allows drinking water to drain tank 1 drain line near tank from tank 1 and isolates tank 4-in DW7 Void 3 starboard (Barge 1) STORAGE TANK 2 DRAIN: gate valve port (Barges 2 & 3) - in storage Allows drinking water to drain tank 2 drain line near tank from tank 2 and isolates tank 4-in DW8 Void 3 port (Barge 1) starboard STORAGE TANK 3 DRAIN: gate valve (Barges 2 & 3) - in storage Allows drinking water to drain tank 3 drain line near tank from tank 3 and isolates tank 4-in DW9 Void 3 starboard (Barge 1) STORAGE TANK 4 DRAIN: valve port (Barges 2 & 3) - in storage Allows drinking water to drain tank 4 drain line near tank from tank 4 and isolates tank 2-in DW10 Void 3 starboard STORAGE TANK DRAIN TO globe valve - under deck in BILGE: Allows drainage of (Barges 2 and storage tank drain drinking water from storage 3 only) line near fuel pump tank(s) to bilge 1-1/4 in DW11 Void 3 port - in PRESSURE SET SUPPLY: gate valve pressure set inlet Allows drinking water to flow to line between main pressure set and isolates drinking water supply pressure set line and pressure set 14-16