TM 5-5430-210-12NOTEThe control valve handle is marked,the difference in the exposure of theshowing a counterclockwise rotationvalve handle stem between the openfor opening the value. Also noticeand closed positions (fig. 2-12).Figure 2-12. Filler and Discharge Valve in Open and Closed Positions(3,000, 20,000 and 50,000 Gallon Tanks).Change 52-11