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_ 1.5 L `' p ' The A79-001 Assembly consists of the these applications the float vent valve extractor fitting body, extractor cage, will reduce product crossover.(See and the A75.002 float vent valve.The also A75). extractor fitting mounts on the under- Features a heavy-duty cast iron body, ground tank flange and secures and galvanized for rust protection. " positions the float vent valve in the tank. 1 A 2"port on the fitting accommodates A ° the tank vent line. The float vent valve C r can be removed from the tank, using the A560-002 extractor wrench, with a the need for excavation. Overfill protection is provided as the 4 float vent valve is designed to close at = approximately 95%of tank capacity. As the valve closes,product flow rate from the delivery vehicle is dampened to prevent sudden line shock. When the valve is fully closed, flow rate is o reduced by 99%. In the event of overfill, I a standard ''/s"bleed hole provides o r pressure relief for compressed air in C� the tank. `y The A79-001 Assembly is recom- mended for use in conjunction with ^� Dual Point Vapor Recovery systems, and where underground vent piping of similar products may be manifolded. In Vent Tank Riser Bleed Model No. Port Connection Connection Weight Hole A79-001 2"Female NPT 4"Male NPT 4"MaIe�NPT 16'/2 lbs. 1/8" A79-006 2"Female NPT 4"Male NPT 4"Male NPT 161/2 lbs. 1/161/ A79-008 2"Female NPT 4"Male NPT 4"Male NPT 161/2 lbs. N/A A79-011 2"Female NPT 4"Male NPT 4"Male NPT 161/2 lbs. Model No. rA B C D E A79-001 7" 18" 31/2" 31/2„ 61, A79-006 7" 18" 31/2" 31/2" 6" A79-008 7" 18" 31/21/ 31/2„ 6" A79-011 7" 26" 31/2" 31/2" 14" Materials Body:Cast Iron,Galvanized Cage:Stainless Steel _ Tube:Aluminum u Ball Float:Stainless Steel ------ —Replacement Assemblies r 409226: Extractor Fitting Body 1 409228: 2"Extractor Cage ' *A75-002: Float Valve A560-002: 2"Extractor Wrench 491723: Test Plug *See also page 31 for A75 detail. 30 1 _F, F�t'��NINMW.T:A =.x"-k'_:�,._...--.�