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i <br /> Cy 1 O,oa u $147V 672`Z— <br /> Pie FI8�b1 5T ' <br /> 'qN3� <br /> Determine drop tube lengths ,. 2019 <br /> Defender Spill Containment(Ref,) <br /> Seat surface of upper drop tube <br /> 0 <br /> "X.. <br /> rrXrr <br /> Upper Drop Tube Top of Tank <br /> 17J �.— Final Shutoff Volume" <br /> Overfill Prevention Valve/ <br /> " l, <br /> (U,S.T,) 11 <br /> Lower irgn <br /> Drop Tube <br /> "Y" <br /> 6" (152 mm)Max' <br /> Bottom of Tank Not to Scale- <br /> If <br /> caleIf local codes require this distance to be smaller, <br /> subtract less than 6"(152mm) <br /> Calculate final shutoff volume <br /> Actual Tank Capacity <br /> To find Upper Drop Tube length"X" To find Lower Drop Tube length"Y" <br /> I <br /> Drop luta seal " Final shutoff <br /> !j g'// Gallons "A" �, -.t ? ourtucoto �g t <br /> P �v �'� bottom of tank �/+ volume height <br /> X (Multiply) - (Subtract) - (subtract) OPV Length <br /> 95 Typically 95%" g 5'l Fowl shutoff 15%"(400 mm) oHsot <br /> volume height <br /> (subtract) ( - (subtract) <br /> Final shutoff volume Position and 6" 152mm Tenk bOSem i <br /> (gallons) 2%"(63.5 mm) mooning ( ) Uuoranco <br /> aJjus lmc n l <br /> =(equals) =(equals) <br /> Final Shutoff Volume Height "Xrt <br /> ucxr Tb. <br /> r <br /> I <br />