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. .... . ... . ....... <br /> 5.2 Valves Check the mndMion of es No <br /> all valves for leaks, ¢ <br /> corrosion and <br /> dam e. <br /> 5.2.1 Antisphon, Cycle thevelve open No" N/A <br /> check and aad closed and check <br /> at Valves for m ero oration- <br /> 52.2 No' WA <br /> 52.2 Pressure Check for proper <br /> regulator operation.(Note that <br /> valve there may be small, <br /> 1/4 inch drain plugs in <br /> the bottom of the valve <br /> that are not visibleby <br /> looking from above <br /> all <br /> 5.2.3 Expansion Check that the valve is Ye No' N/A <br /> relief valve lodn the proper <br /> ematione(Note that <br /> fuel must be <br /> discharged back to the <br /> tank via a separate <br /> e or tubi ft . <br /> 5.2.4 01 aid Cycle power to valve No" N/A <br /> valves to check operation. <br /> (Electrical solenoids <br /> can be verifed by <br /> listening to the plunger <br /> opening and closing.If <br /> no audible <br /> confirmation,the valve <br /> should be inspected <br /> for the presence and <br /> operation of the <br /> lun er. <br /> 5.2.5 Fire and a.wh nually cycle the Y No" N/A <br /> shear valves valve to ensure <br /> components are <br /> moving freely and that <br /> the valve handle or <br /> lever has clearance to <br /> allow valve to close <br /> cam late . <br /> b.Valves must not be a He WA <br /> vdred in osition. <br /> AST INSPECTION STANDARD io SEPTEMBER 2011 <br /> COPYRIGHT®2011 Steel Tank Institute <br />