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i <br /> Overfill Prevention Equipment Inspection <br /> v. Tanknology OPW 61 and 71 Series Overfill Prevention Device Inspection <br /> Date : 9/ 19/2018 <br /> Customer Name : 7- ELEVEN , INC . <br /> Location #: 17647 <br /> Location Address : 1048 W. YOSEMITE AVE @ EL PORTEL , MANTECA , CA , 95336 <br /> OPW Model Number: 71SO <br /> T- 1 T- 2 <br /> PART 1 ) Proper height setting calculation <br /> Maximum Tank Volume per: Tank Chart Agallons 9684 9684 <br /> Max shut off requirement for Flapper is 95% i395i 0 . 95 0 . 95 0 . 95 0 . 95 <br /> Multiply Maximum tank volume by 95 % c gallons 9199 . 800 9199 . 800 <br /> Use tank chart or ATG to determine height of calculated volume o inches 80 . 500 80 . 500 <br /> Measure top of fill riser threads , or face seal adapter Einches 40 . 000 38 . 750 <br /> Tank diameter From Chart F inches 89 . 750 89 . 750 <br /> Upper Tube in tank (G ) F - D = G G inches 9 . 250 9 . 250 <br /> Subtract 2 inches from upper tube in tank G - 2"= K K inches 7 . 250 7 . 250 <br /> Calculated minimum upper tube length ( 1 ) K + E = I i inches 47 . 250 46 . 000 <br /> Actual measured upper tube length (Without fill <br /> J inches 47 . 250 46 . 500 <br /> adapter) (J) <br /> PART 2 ) Device certification criteria evaluation <br /> Criteria 1 Yes Yes <br /> Does the overfill prevention device meet the 95 % requirement? <br /> Criteria 2 Is the Actual measured upper tube length 6 . 5 inches <br /> or more than the fill riser? (J must be 6 . 5 " or more Yes Yes <br /> than E) <br /> Criteria 3 Does the overfill prevention device function as <br /> required ? (Inspect the device for damage, <br /> contamination, freedom of movement, Yes Yes <br /> weakening due to wear and corrosion) <br /> PART 3) Device Certification PASS / FAIL <br /> Technician certifies that the device is operationally <br /> compliant. If the response to Criteria 1 , 2 and 3 above Pass Pass <br /> are YES <br /> Comments : <br /> Signature of Technician : Date : 9/ 19/2018 <br /> Darren Sciume <br /> WO : NW1 - 2338329 <br />