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N , <br /> Measure&record"A"and'7,"and then peform the following calculation: <br /> "A" 1 G` I " Drop tube seal surface to the bottom of the tank <br /> -(subtract) <br /> " upper drop tube flange to the edge of the upper tube adapter <br /> (subtract) <br /> 4.5" Reference offset <br /> (equals) <br /> I v4., " Fina 15hutoff volume height <br /> Locate the final shutoff volume <br /> height on the tank chart <br /> Use the tank chart provided by the tank provided by the tank <br /> manufacturer to record and calculate the following: manufacturer,and record the <br /> r, Final shutoff volume closest corresponding volume. <br /> gal <br /> (divide by)77 <br /> ] I ` t_°C gall Actual tank capacity <br /> X(muliply by) <br /> loo <br /> M <br /> =(equals) If the flnal shutoff volume <br /> CL 00 ,l percentage is 95%or less,the <br /> u tJ aC{ �5 % Final shutaff volume percentage <br /> installation conforms to FF5 and <br /> industry recommended practices. <br /> L <br /> gal Actual tank capacity <br /> The final Shutoff Volume Percentage may <br /> - <br /> (subtract) The <br /> greater than 95%as long as the ullage <br /> 20 gall Final shutaft volume volume remaining is greater than or <br /> _(equals) equal to 254 gallons,so that"...none of <br /> r_ the fittings located on the top of the tank <br /> 4L� gall Linage volume remaining are exposed to product due to <br /> overfilling,"according to EPA 40 CFR Part <br /> 280. The installation must also meet all <br /> applicable regulatory requirements,and <br /> must be acceptable to the Authority <br /> Having Jurisdiction(AHJ}, <br /> L� <br />