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MODEL LENGTH = L"I D + riser - bottom clearance <br />DETERMINING MODEL LENGTH <br />Effective Tank Diameter (ETD) is <br />the combination of any or all of the. <br />following: <br />Tahk Diameter (to top of 4" bung) <br />+ Manway <br />+Sump Adapter <br />Riser to be determined by bury depth <br />'tDBiETH:;; <br />HISEA LENGTH <br />MIN. <br />MAX. <br />oa <br />f'.{`.:fir.,='{:I:'• i.e'i <br />.7" <br />174 <br />4i <br />7n <br />294 <br />7" <br />41" <br />7.. <br />53" <br />7" <br />65" <br />Note: Above ground tanks have a <br />minimum riser length of T and a <br />maximum of 36". <br />GRADE LEVEL <br />L�--------,--a� <br />i <br />i <br />i <br />i <br />LENGTH <br />EFFECTIVE <br />TANK <br />DIAMETER <br />)ETD) <br />SUMP <br />ADAPTER <br />MANWAY <br />Note: IST2 can be used in 94% of all known installations. The following information indicates certain <br />installations where a ISTD or IST3 is required: <br />USE IST2 1� MOpE;f, LENGTH IS,88=150":' ,;i ,, )*s ,s <br />Ilse ISTl if model length is shorten than 88 down to 56": <br />Use IST3 if modei length is longer than l50 Up to 212': a <br />THE INTELLIGENT SUBMERSIBLE TURBINE, <br />NOW THE CLEAR CHOICE IN SUBMERSIBLE PUMPS. <br />v <br />FE Petro, Inc. • 4806 Voges Road <br />P.O. Hoa 139 • McFarland, WI 63668 <br />(608) 838-8786 •1-800-226-9787 <br />Fax: (608) 838-6433 <br />