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N <br /> O <br /> N <br /> N <br /> VENT VALVE <br /> (SUPPLIED BY INSTALLER) <br /> AIR BREATHER ASM. <br /> AIR (IN/OUT) <br /> P/N 9948 <br /> 12' MINIMUM <br /> SUPPORT AIR BREAlHER PIPE ABOVE GRADE <br /> VERTICALLY WITH THE VENT LINE <br /> SUPPORT SYSTEM OR ITS OWN <br /> SUPPORT SYSTEM (DETERMINED BY <br /> INSTALLER) TO MEET LOCAL CODES. <br /> N <br /> a) <br /> O <br /> Q <br /> CD <br /> ca -1 <br /> PLUG a <br /> FLOAT CHECK VALVE _ <br /> P/N 94660 GJ <br /> OVERFILL PROTECTION n m <br /> j <br /> MINIMUM SLOPE 1/8"PER FOOT > <br /> PITCH TOWARD VENT D <br /> 100'MAX. LENGTH <br /> AIR <br /> F cn <br /> B A VAPOR 0 <br /> PLUG p <br /> E IT <br /> I=I 1 I-I I I-I I I=I I I=I I I=I I I=I I I=I I I=I I I I I=I I I= I=I _ t' I-I I I=I I I=I <br /> -I II=I I M - - - =I I I- - - - -_ - - -_-I I I <br /> BALL VALVE$ BALL VALE =III_=I I I-=I I I-=I II=I I <br /> LOCKED CLOSED LOCKED CLOSED BALL VALVE <br /> _+OR R=, n <br /> If OR 01 LOCKED OPEN <br /> IN NORMAL IN NORMAL Ica]OR= <br /> OPERATION OPERATION IN NORMAL <br /> OPERATION <br /> m <br /> x <br /> s <br /> a <br /> i <br />