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77-2- .- D j e3 <br /> ARpoendiu R <br /> 71 SO overfill Valve in Tank Shut off Level Worksheet <br /> Importan- 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.Hav{ng.Jurisdic <br /> bon (AVIJ)and review local,state,and national-codes to determine the regulatory requirements governing <br /> shut-off,cap�citY in your region,as well as take into account other considerations such as e)ctreme tants tilt. <br /> Take the foi{owiri 'measuremehts with the valve in- �. <br /> stalled in the tank: <br /> Distance from the 71 So inlet tube flange to the cast <br /> {ug in the 71 SO body(sele figures),upper tube length. 14 <br /> Not®. the Upper Tube Length must be at least 16"to in- <br /> clude <br /> n- <br /> clude the protective bend In the tube. <br /> 631i ° <br /> Distance from the 71 SO inlet tube flange to the top and <br /> bottom of lower tube,valve length. (D) <br /> (W)__- S 3 " Upper <br /> (t1)= Z4.3 s/s� Tube <br /> Distance from the 71 SO inlet tube flange to the bottom -- -of the tank, Note:If a tank bottom protector is present it <br /> may be necessary to add this thickness to dimension , <br /> (OPW 61.11 &61TP models add 0,6") so l (W)Valve <br /> 9 ��, Length, <br /> (B) --1- ------ M bottom of <br /> From the tank calibration chart provided by tank manu- ,....,.i cut <br /> facturer find the dipstick number(Y)which corresponds <br /> to the 100%volume. �r To(Tank IN, <br /> (Y) <br /> M (Y) <br /> 1. To determine shut-of percentage: Tank <br /> Subtract upper tube length (D)from distance to tank (U)Valve Chart <br /> bottom(B) Length, 100% <br /> (X)_(g)—(D)-2" =�6� '/Z _ 63 `Z� 10 y /x. top of cut Volume <br /> Dipstick <br /> using the tank calibration chart provided by the tank <br /> manufacturer determine the tanic capvcity at the cal- <br /> culated (X)dimension and the 100%volume(Y)tank <br /> capacity. A <br /> (X)tank capacity In gallons= <br /> (Y)tank capacity in gallons= <br /> SO%_()0 capacity/(Y)capacity X100= g Y'�} <br /> Note; The overfill valve must be Installed per AFiJ require- <br /> ments and all applicable local,state,and national codes, If <br /> 3 the overfill valve Is set above the allowable shut-off percent- <br /> X/00 <br /> ercent- <br /> X/00 = Q y-8 age the overfill valve must be removed and replaced, For <br /> 1 03 6 q reference 40 CFR part 280 Subpart 8 Section 280.20 overfill <br /> valves should be set to a maximum of 95%, <br /> 2 <br />