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m <br /> 37 �yP� <br /> Measure&record"A"and"Z,"and then peform the following calculation: <br /> A+ `Z " prop tube seal surface to the bottom of the tank <br /> 7-8 <br /> -(subtract) <br /> Z++ <br /> Ly I " Upper drop tube flange to the edge of the upper tube adapter <br /> (subtract) <br /> 4.5" Reference offset <br /> _(equals) <br /> 1 5 Final shutoff volume height Locate the final shutoff volume <br /> height an the tank chart <br /> Use the tank chart provided by the tank provided by the tank <br /> manufacturer,and record the <br /> manufacturer to record and calculate the following: closest corresponding volume. <br /> � 2- gaj Final shutoff volume <br /> (divide by) <br /> / /S gal Actual tank capacity <br /> X(muliply by) <br /> 100 <br /> _(equals) If the final shutoff volume <br /> a percentage is 95%or less,the <br /> 0 0 f % Final shutoff volume percentage installation conforms to FFS and <br /> industry recommended practices. <br /> L5- L- gal Actual tank capacity <br /> The final Shutoff Volume Percentage may <br /> (subtract) be greaterthan 95%as long as the ullage <br /> ( gal final shutoff volume volume remaining isreateg r than or <br /> equal to 250 gallons,so that"...none of <br /> _(equals) the fittings located on the top of the tank <br /> gall Ullage 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 /> E <br />