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WALTON <br /> Overfill Prevention Inspection - OPW 61 and 71 Series Devices <br /> Date: 9/26/2018 <br /> Owner: <br /> Facility:Quik Stop#120 <br /> OPW Overfill Model Number: 61 SO/71 SO <br /> Part 1 - Proper Height Setting Calculation c(I <br /> Tank I Tank 2 Tank 3 Tank 4 <br />' Maximum Tank Volume Per: A Gallons 11527 11527 <br /> Max shut off requirement for flapper is 95% a 95% .95 .95 <br /> Multiply Max tank volume by 95% c Gallons 10951 10951 <br /> Use tank chart or ATG to determine height of D Inches 80 1/2" 80 1/2" <br /> calculated volume <br /> Measure top of fill riser threads,or face seal E inches 34 1/8" 33 <br /> adapter <br /> Tank diameter(From Tank Chart) F Inches 89 3/4" 89 3/4" <br /> Upper Tube in Tank(G)F-D=G G Inches 9 1/4" 9 1/4" <br /> Subtract 2"from upper tube in tank G-2"=K K Inches 7 1/4" 7 1/4" <br /> Calculated minimum upper tube length(I) I Inches 41 3/8" 40 1/4" <br /> K+E=I <br /> Actual measured upper tube length(Without J Inches 43 1/2" 40 1/4" <br /> fill adapter)(J) <br /> Part 2-Device Certification Criteria Evaluation <br /> Does the overfill prevention device meet the 95% <br /> requirement? Yes Yes <br /> Is the actual measured upper tube length 6.5 inches or Yes Yes <br /> more than the fill riser?(J must be 6.5"or more than E) <br /> Does the overfill prevention device function as required? <br /> (Inspect the device for damage,contamination,freedom of Yes Yes <br /> movement,weakening due to wear and corrosion) <br /> Device Overfill Certification PASS/FAIL Pass Pass <br /> Drop Tube Testing PASS/FAIL Pass Pass <br /> Technician certifies at the device is operationally compliant. <br /> 1 <br /> Signature of Technicia : Date: 9/26/18 <br /> Technician's Name:duan aure <br />