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X <br /> N <br /> O <br /> N <br /> N <br /> Vent Valve <br /> (Supplied by Installer) <br /> A R BREATHER ASM. <br /> AIR(IN/OUT) <br /> P/N 9948 <br /> 12'MINIMUM <br /> SUPPORT AIR BREATHER PIPE ABOVE GRADE <br /> VERTICALLY WITH THE VENT LINE <br /> SUPPORT SYSTEM OR ITS OWN <br /> SUPPORT SYSTEM (DETERMINED BY �j• <br /> INSTALLER) TO MEET LOCAL CODES. <br /> C N <br /> G � <br /> rt O <br /> = rt <br /> = O <br /> CD O <br /> Kh TI <br /> PLUG ^ <br /> FLOAT CHECK VALVE CT <br /> P/N 9466G �• N <br /> OVERFILL PROTECTION (Q_ M <br /> _D N <br /> MINIMUM SLOPE 1/8"PER FOOT M �• W <br /> PITCH TOWARD VENT C <br /> 100'MAX. LENGTH (D C <br /> AIR ' <br /> CD <br /> -� O O <br /> A � <br /> B VAPOR CD <br /> PLUG-�, — . —ii— ..., D <br /> rr <br /> E � <br /> O <br /> I=1 I I-=III-I -I I I I I I I -I -IV=111— =-III-�11=II = = =° <br /> =III II == = = = = = -= = - ----- - - _ -_ Q <br /> BALL VALVES BALL VALVE -III=III=III=III=II <br /> LOCKED CLOSED LOCKED CLOSED - - - <br /> (� BALL VALVE <br /> OR E-- U p OR V LOCKED OPEN <br /> IN NORMAL IN NORMAL CM OR CK'P <br /> OPERATION OPERATION IN NORMAL <br /> OPERATION <br /> m <br /> x <br /> Z <br /> rt <br /> N <br />