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Regular Unleaded <br /> ARVendix B <br /> tM97154 Overfill Valve in Tank Shut off Levet Worksheet <br /> �+ nt' This is meant to Eye supplemental worksheet and not a substitute to following the installation <br /> manual instructions. All length rr*asurements are in inches. Please contact the Authority staving Jurisdic- <br /> tion(AHJ)and review local,state,and national cordes to determine the regulatory requirements governing <br /> shut-off capacity its your region,as well as take into account other considerations such as extreme tank tilt. <br /> Take the following measurements with the valve in- i <br /> stalled in the tank <br /> Distance from the 71 S€3 inlet tulle flange to the cast <br /> lug in the 71 SO body(see figures),upper tube length. <br /> Note: the Upper Tube Length must be at least 16,to in- <br /> clude the Protective bend in the tube. <br /> (a)= 74.5" ' <br /> F <br /> Distance from the 71 So inlet tube flange to the top and - <br /> bottom of lower tube,valve length. F <br /> (W) = 172" (fit F <br /> (U)_ Upper <br /> Tube <br /> F <br /> Distance from the 71 SCS inlet tube flange to the bottom <br /> of the tank. date:If a tank bottom protector is present it <br /> may be necessary to acid this thickness to dimension ! <br /> ( l <br /> (aF4'V61172 5°1TP models acid 0.6'1 � , <br /> (g}_ l i (w)Valve <br /> s <br /> Length, <br /> bottom of l <br /> From the tank calibration chart provided by tank manu- cut <br /> facturer find the dipstick number(Y)which corresponds <br /> to the 1��3'>t=aius�e. <br /> To Tank <br /> 1. To determine shat-off percentage: ( I <br /> Subtract upper tube length(D)from distance to tankI ! Tank <br /> F (ul`valve MA Chart <br /> bottom($) 96 Length. l f <br /> M=(B)—(D)-2"c F lr3€totop of cut I <br /> volume <br /> I Dipstick <br /> Using the tank calibration chart provided by the tank <br /> manufacturer determine the tank capacity at the cal- <br /> culated(X)dimension and the 100%volume(Y}tank E 1 <br /> capacity. <br /> ! i I <br /> e E I <br /> 415 <br /> {X) tank capacity in gallons= 11, i <br /> (Yl tank capacity in gallons= <br /> 12,919 <br /> so%=(x)capacity i(Y)capacity x100= <br /> 94.974 � <br /> Note: The overfill valve must be installed per AHI require- <br /> ments and all applicable local,state and national codes. if <br /> the overfill valve is set above the allo.trabie shut-off percent- <br /> age the overfill valve must be removed and replaced. For <br /> reference 40 CFR part 280 Subpart B Sectio»280.20 ov,-rrtll <br /> valves should be set to a maximum,of 95qj�. <br /> 21 <br />