Laserfiche WebLink
RECEN"' '"'D <br /> • Appendix A DEC 1. 0 2018 <br /> 71SOOverfill Valve Upper Tube Calculation Worksheet <br /> M <br /> Important:This Is meant to be supplemental worksheet and not a substitute to following t �ENTAL HEALTH <br /> manual instructions.All length measurements are In inches.Please contact the Autheri <br /> s tion(AHJ)and review local,state,and national codes to determine the regulatory requirements ggtr;aslag+RT11 A ENT <br /> shut-off capacity in your region,as well as take into account other considerations such as extreme tank tilt. fl IVI C <br /> ed tank capacity for shut-off: SO% <br /> stick Number on Tank Chart that corresponds to 100%volume(Y)_ 1(7-N �(Y) <br /> Dl$fck Number on Tank Chart that corresponds to SO%(X)= io Z I F----] (X) <br /> UpgePfube Reference Number Z=Y-X � <br /> Upper Tube Depth Inside Tank C=Z-2" — 7 <br /> lKstance from top sealing surface for 7150 Lip'to inside the (C) 3•b(j <br /> top of Storage Tank' <br /> For Non-Testabig 7150 models only <br /> In all cases for non-testable 71 SO models,the top of the valve body must protrude at least 6 h"into the tank to <br /> provide a minimal clearance for proper operation? Additionally the total Upper Tube Length must beat least 16" <br /> of length to include the protective bend in the tube. <br /> Is C less than 6l9" Yes f <br /> If NO,Upper Tube Length(D)=C+A <br /> If YES,Upper Tube Length(0)=61i"+A <br /> Upper Tube Length <br /> For Testable 7t$O models only <br /> In all cases for Testabie 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 be at least 14 Ya"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 Y2" <br /> If YES,Upper Tube Length(0)=6 54`+A-1'a- <br /> Upper Tube length <br /> ' Sealing surface may be the top of the:ace Seal Adoptor.the built in sealing ledge inside some spdi containers,at on non vapor <br /> right applications the top o/the pipe nipple <br /> ' Some Underground Storage ranks uNizea manwaysystem of the top. Make sure to use the top ofthe storage rank for measure. <br /> ment and not to top ofthe mansvoy Consult your underground tank manufacturer for height of the monivoy <br /> ' This measurement a token from the seam where the upper tube is atruc hed ro the valve body to the inside of the tank fop <br /> tc <br />