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, T <br /> N11115, ro', <br /> Overfill Prevention Inspection - OPW 61 and 71 Series Devices <br /> Date: 9/24/2018 _ <br /> Owner: _. <br /> Facility:Quik Step#124 ___.__. _v <br /> OPW Overfill Model plumber: 61 SO _. <br /> Part 1 - Proper Height Setting Calculation t `� <br /> Tank 1 Tank 2 Tank 3 Tank 4 <br /> Maximum Tank Volume Per: A Gallons 9684 9684 7841 <br /> Max shut off requirement for flapper is 95�lr s 95% .95 .95 .95 <br /> Multiply Max tank volume by 9517t ( Gallons 9200 9200 7449 <br /> Use tank chart or ATG to determine height of I)Inches 80 3/8" 80 3/8" 80 1/4" <br /> calculated volume <br /> Measure tap of till riser threads,or face seal E Inches 24 3/4" 23" 23" <br /> adapter -i-- 5 t tct <br /> Tank diameter(From Tank Chart) F Inches 89 3/4" 9 3/4" 89 3/4" <br /> Upper Tube in Tank(G)F-D=G G Inches 9 3/8" 9 3/8" 9 1/2" <br /> Subtract 2"from upper tube in tank G-2"-= K x Inches 7 3/8" 7 3/8" 7 1/2" <br /> Calculated minimum upper tube length(I) I Neches 32 1/8" 30 3/8" 30 1/2" <br /> K+E=I <br /> Actual measured upper tube length(Without 3 Inches 35 1/4" 35 1/2" 33 3/4" <br /> fill adapter)(J) _ <br /> Part 2- Device Certification Criteria Evaluation <br /> Does the overfill prevention device meet the 95% Yes Yes Yes <br /> requirement? <br /> Is the actual measured upper tube length 6.5 inches or Yes Yes Yes <br /> more than the fill riser?(.i 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 Yes <br /> movement,weakenin due to wear and ccrrosian) <br /> Device Overfill Certification PASS /FAIL Pass Pass --Pass- <br /> Drop <br /> assDrop Tube Testis ASS /FAIL L Pass Pass Pass <br /> Technician certifies that the device is operationally compliant. <br /> Signature of Technician. Date: 9/24/18 <br /> i <br /> t <br /> Technician's Name:Juan J ur ui ' <br />