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FFSPRO <br /> UNIVERSITY <br /> OPV DROP TUBE CALCULATION E-FORM <br /> Defender Spill Containment(Ref.) <br /> Seat surface of upper drop tuba <br /> i <br /> I <br /> 0 <br /> IWO Top of Tank <br /> Upper Drop Tube A <br /> Final Shutoff Volume" <br /> Overfill Prevention Valve <br /> "A„ <br /> (u.S.T.) <br /> Lower <<B„ <br /> Drop Tube <br /> 'Ay" <br /> Li t <br /> 6" (152 mm)Maxi if <br /> G� l Bottom of Tank Not to Scale <br /> If local codes require this distance to be smaller, <br /> subtract less than 6"(152mm) <br /> Calculate final shutoff volume <br /> To find Upper Drop Tube length"X" To find Lower Drop Tube length"Y" <br /> Actual Tank Capacity <br /> Drop tube seat aFinal shutoff <br /> 9684 Gallons "A" 134 1/4 surface to g" 80 volume height <br /> bottom of tank <br /> X (Multiply) - (Subtract) - (subtract) <br /> OPV Length <br /> Typically 95%** "all 0 Final shutoff 'l53/e'(400 mm) offset <br /> volume height _ (Subtract) <br /> Final shutoff volume - (subtract) r, Tank bottom <br /> Position and <br /> 9175.59 (gallons) 2'/z"(63.5 mm) mounting ��1- clearance <br /> (equals} adjustment =(equals) <br /> 80" = B X„51 3/4" "Yr' 58 3/4" <br /> Final Shutoff Volume Height Upper Drop Tube Length Lower Drop Tube Lan th <br /> franklWueling.com <br /> 3760 Marsh Rd.-Madison,WI 53718,USA <br /> Te€:+1 608 838 8786•Fax:+1 608 838 6433 <br /> Tet:USA&Canada+1 800 225 9787•Tel:UK+44(0)1473 243300 <br /> Tel:Mex 001 800 738 7610•TeL DE+49 6571 105 308•Tel:CN+86 10 8565 4566 ©2018 Franklin Fueling Systems,LLC.All Rights Reserved. <br /> ��� <br />