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RECEP.." !�=.D <br /> T DEC � 5 2018 <br /> ApoendlxA ENVIRONMENTAL HEALTH <br /> 7150 Overfill Valve Upper Tube Calculation Worksheet t-lT��i' NT <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 Jurisdic- <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 /> Desired tank capacity for shut-off: 50%=/-3 <br /> Dipstick Number on Tank Chart that corresponds to 100%volume(Y)_ l��-�U—�B-7lY) <br /> Dipstick Number on Tank Chart that corresponds to SO%(X)_ — Lr'ae1J (X) <br /> Upper Tube Reference Number Z=Y-X (Z) <br /> Upper Tube Depth lnsideTankC=Z-2' — � Z <br /> Distance from top sealing surface for 71 SO Lip'to inside the 1L�q-7Z1 (C) <br /> top of Storage Tanks A= !;7 <br /> Ear Non-Testable 71 SO models only <br /> In all cases for non-testable 71 SO models,the top of the valve body must protrude at least 6'h'into the tank to <br /> provide a minimal clearance for proper operation? Additionally the total Upper Tube Length must be at least 16' <br /> of length to include the protective bend in the tube. <br /> Is C less than 6 Vr" Yes <br /> If NO,Upper Tube Length(D)=C+A <br /> If YES,Upper Tube Length(D)=6%'+A <br /> Upper Tube length JI, <br /> !' <br /> Ear Testable 7150 models only <br /> In all cases for Testable 71 SO models,the top of the valve body must protrude at least 6 S5'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 5' Yes / No <br /> If NO,Upper Tube Length(D)=C+A 1 V:' <br /> If YES,Upper Tube Length(D)-672"+A-I V2' <br /> Upper Tube Length=___ <br /> Sealing surface maybe the top of the face Seo/Adaptor,the buflr in sealing ledge inside some spill containers,or on non-vapor <br /> right applicatims the top of rhe pipe nipple <br /> ' Some Underground Storage tanks utilize a manwoy sys rem at the top. Make sure to use the top of the storage tank for measure- <br /> menrand nor to rop of the manwoy.Consult your underground rank manufacturer for height of the manway <br /> ' This measurement is taken from the seam where the upper tube is attached to the votve body to the inside of the tank top. <br /> 19 <br />