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• <br />• <br />ISD Flow Meter Installation Guide Installation Steps - Vacuum Assist System Below Shear Valve <br />I <br />Dispenser hydraulics cabinet <br />P 4-- 4 -r <br />inches <br />Vapor return line <br />from dispenser <br />I C1.7( <br />Vapor return line <br />f shear valve <br />o <br />I------ <br />Top of pedestal Island <br />- <br />- <br />- - <br />--------------- <br />I View A -A <br />r <br />i <br />l <br />!J O p <br />a 00off Q do l-- <br />- - <br />- .. <br />0 0----------------1pn(J�°��o-� <br />---------------- <br />_ <br />u o V <br />CQo ° C CD- e i <br />0Q0 QaQ�41 <br />ISD VaporO�0 <br />/Flow Meter <br />j <br />oc0 0 o a yQ a <br />00 �1 <br />-A�ol�Qo- 1 <br />Approx. <br />flinches <br />I <br />Iq0 <br />-:DO <br />h Q� 30 i <br />0� <br />t Approx. <br />l <br />Approx. <br />6 inches <br />1 <br />I <br />22 inches <br />I <br />I <br />I <br />x. <br />� Required'Y' Pitting far��—t2Pnchss <br />I <br />introducing liquid during <br />TP -201.4 dynamic <br />I <br />/ <br />Main vapor <br />backpressure test, <br />I-- <br />return line <br />-- - - - -------- -- - - -- ---Dispensersump <br />VERTICAL ACCESS HORIZONTAL ACCESS <br />FITTING INSTALL FITTING INSTALL <br />vrrmptumb.eps <br />Figure 3, Example flow meter installations with approximate clearances <br />7 <br />