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F EB 0 512019 <br /> Appendix A <br /> 7150 Overfill Valve Upper Tube Calculation Worksheet <br /> Important This Is meant to be supplemental worksheet and not a substitute to following the Installation <br /> manual Instructions. All length measurements are in inches. Please contact the Authority Having Jurisd(c- <br /> tion (AHJ) and review local, state, and national codes to determine the regulatory requirements governing <br /> shut-off capacity in your region, as well as take Into account other considerations such as extreme tank tilt <br /> qq B <br /> Desired tank capacity for shut-off: 50%= ' / J <br /> Dipstick Number onTank Chart that corresponds to100% volume (Y) = l20 ® (Y) <br /> Dipstick NumberonTank Chart that corresponds toSO% (X) = g0 � (X) <br /> Upper Tube Reference NumberZ=Y•X Lt [ (Z) <br /> Upper Tube Depth Inside Tank C = Z-2' 2 <br /> Distance from top sealing surface for 7150 Lips to inside the (C) <br /> top of Storage Tankt A= <br /> For Non-Testable 71 $0 models only <br /> In all cases for non-testable 7150 models, the top of the valve body must protrude at least 6 Yz" into the tank to <br /> provide a minimal clearance for proper operation? Additionally the total Upper Tube Length must beat least 16' <br /> of length to Include the protective bend in the tube. <br /> Is C less than 6 'h" Yes / No <br /> If NO, Upper Tube Length (D)= C + A <br /> If YES, UpperTube Length (D)= 6 'h '+ A <br /> Upper Tube Length = �J + • 5b <br /> For7est Me 71 $0 models only <br /> In all cases for Testable 71 SO models, the top of the valve body must protrude at least 6 'h" Into the tank to provide <br /> a minimal clearance for proper operation? Additionally the total Upper Tube Length must beat least 14 'h' of <br /> length to include the protective bend in the tube. <br /> Is C less than S' Yes / No <br /> If NO, Upper Tube Length (D)= C + A - 1 V2 <br /> If YES, Upper Tube Length ( D) = 6 W + A - 1 'i: " <br /> Upper Tube Length = <br /> ' SeatmgsuAacemaybe the top ofrheFace SealAdaptor, the builtinsealing ledge inside same spillconrainers, oronnon-vapor <br /> tight applications the top of the pipe nipple <br /> r Some Underground Storage tanks utilize amanwaysyarmatthetop, Make sure to use the top ofthe storage tank for measure- <br /> meat andnot to top of the monway. Consult your underground tank manufaciurerforheight of the manway <br /> ' <br /> 7his measurement is taken from the seom where the upper tube is attached to the valve body to thehiside of the tank top, '... <br /> 19 <br />