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INSPECT AND VERIFY THE FINAL SHUTOFF LEVEL <br /> DIRECT FILL <br /> NOTE: When you perform this procedure, do not remove the OPV assembly from the tank. <br /> DEFINITIONS <br /> "A" Distance from the upper drop tube to the <br /> ® bottom of the underground storage tank. <br /> "B"95%tank volume-obtained from the tank <br /> chart provided by the tank manufacturer.To find <br /> the 95%tank level on the tank chart, multiply <br /> the actual tank capacity by 0.95.Then on the <br /> tank chart,find the level measurement that <br /> e matches the calculated volume the closest. <br /> "Z" Distance from the upper drop tube to the top <br /> edge of the upper drop tube adapter. <br /> 4.5" Distance from 95% shutt-off to the top of <br /> upper drop tube adapter. <br /> MEASURING "Z"WITHOUT REMOVING <br /> THE FILLADAPTER <br /> I4.5" <br /> (114mm) <br /> -r <br /> 1 <br /> "Y" .r <br /> "X" <br /> -13" "Z" A <br /> "X"Distance from the top of the fill adapter to the <br /> top edge of the upper drop tube adapter. <br /> "Y"Distance from the top of the fill adapter to the <br /> top edge of the drop tube flange. <br /> 17 <br />