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Overfill Prevention Equipment Inspection <br /> ojwTanknology OPW 61 and 71 Series Overfill Prevention Device Inspection <br /> Date : 10/ 15 /2018 <br /> Customer Name: 7-ELEVEN , INC . <br /> Location #: 32190 <br /> Location Address: 4943 S . KINGSLEY (FRONTAGE RD) HWY 99 @ ARCH AIRPORT <br /> RD , STOCKTON , CA , 95206 <br /> OPW Model Number: <br /> T6 T5 T4 <br /> PART 1 ) Proper height setting calculation <br /> Maximum Tank Volume per: Tank Chart Agallons 9684 9684 14752 <br /> Max shut off requirement for Flapper is 95 % a 95% 0 . 95 0 . 95 0 . 95 0 . 95 <br /> Multiply Maximum tank volume by 95 % c gallons 9199 . 800 9199 . 800 14014 . 400 <br /> Use tank chart or ATG to determine height of calculated volume D inches 80 . 375 80 . 375 81 . 500 <br /> Measure top of fill riser threads , or face seal adapter Einches 41 . 000 43 . 000 42 . 875 <br /> Tank diameter From Chart F inches 89 . 750 89 . 750 90 . 500 <br /> Upper Tube in tank (G) F = D = G G inches 9 . 375 9 . 375 9 . 000 <br /> Subtract 2 inches from upper tube in tank G - 2"= K K inches 7 . 375 7 . 375 7 . 000 <br /> Calculated minimum upper tube length ( 1 ) K + E = I I inches 48 . 375 50 . 375 49 . 875 <br /> Actual measured upper tube length (Without fill Jinches 49 . 000 49 . 000 50 . 625 <br /> i <br /> adapter) (J ) <br /> PART 2) Device certification criteria evaluation <br /> Criteria 1 Yes No 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 No Yes <br /> than E) <br /> Criteria 3 Does the overfill prevention device function as <br /> required ? (Inspect the device for damage, <br /> Yes Yes Yes <br /> contamination , freedom of movement, <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 Fail Pass <br /> are YES <br /> Comments : <br /> 4 <br /> Signature of Pik 10/ 15/2018 <br /> Technician : Date : <br /> Tim Elebeck <br /> WO : NW1 - 2338552 <br />