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2. To dalxm 1 n* twbe distapm hwn tank <br />bwtamto bwtum of <br />Subtract valve lenq& W from tilstance to tank <br />banorn (B) <br />Now Lower tvbeclearancemustmeettankmanu- <br />facturer requirenwnts and al AHU, local, stater arm na- <br />bor+al cedes. Typical idea rance is abowt 4'. If lower <br />tube clearance is not met valve rrrust be removed wr d <br />adjusted to meet diese requiremenK <br />3. To determine lower tube dist *m #ern tank <br />bettmrn to top of cue <br />Subtra4 vahre length [U} from distance Eo Mak <br />bottDM (8) <br />M=W—(V)= <br />Nob— Laver tube distance from lank bat tom to top <br />&cut mustmeet all AFF, local, state. and natiionaf <br />codes, dor reference per 40 CFR 63 sub, + n CCCCCC! <br />NE5HAP the Fowey tube can be no more than W From <br />the bottom of the tank, If lower tube distance ii; not <br />met valve must be removed and adjusted to meet these <br />requlremenM <br />4. To daterm#ne Moat eiigninent: <br />Looking into upper tube (see figure) the flout should be <br />aligned Along the length of the tank. tf float is not <br />aligned wapedy a4)ustments need to be made. <br />view ffdv drop whe f WM dwre <br />21 <br />