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f OPW 71 SO Overfill Materials' %.e Important Prevention Valves r In order to prevent product Valve Body: Cast aluminum j spillage from the Underground The GARB-certified OPW 7150 Float:Nitrite rubber,closed cell foam Storage Tank(UST),properly vapor-tight Overfill Prevention Valve maintained delivery equipment is designed to prevent the overfill of Valve:Aluminum and a proper connection at the underground storage tanks b providing Seals:Vitone tight-fill adaptor are essential. 9 9 Y P 9 Delivery personnel should a positive shut-off of product delivery. Upper&lower Drop Tube:Aluminum be managed and trained The shut-off valve is an integral part of to inspect delivery elbows Plastic parts:Metal •.-the drop tube used for gravity filling, and hoses for damaged and Hardware:Stainless steel Y.l ^e,�l t missing parts.They should The OPW 71 SO allows easy installation s always make certain there (without breaking concrete) and requires r is a positive connection Features :,1•' between the adaptor and no special manholes. -4, Simple,Easy and Quick elbow.If delivery equipment is not properly maintained, The OPW 71 SO is a vapor-tight two- Installation—no excavation or or the elbow is not securely stage shut-off valve.When the liquid special manholes required. coupled to the adaptor,a level rises to about ech of tank ., Economical—costs a fraction the serious spill i DPW 71 closes,causing capacity,the valve mechanism is a hazard and environmental released,closing automatically with of expensive,complicated and contamination. the flow,This reduces the flow rate to difficult-to-install valves. approximately 5 gpm through a bypass Furnished Complete—supplied NOTE:The OPW 71 SO is valve.The operator may then stop the with new upper and lower drop tubes, designed for use on tight-fill gravity filling process and disconnect and drain mounting hardware and thorou 9 Do not h Do not drop applications only. use for pressure the delivery hose,As long as the liquid instructions for quick job site time, fill applications. exceeds the 95%level,the valve will Completely Automatic Operation close automatically each time delivery —no prechecks to perform,no resets Retrofits Directly—for both new is attempted, and no overrides to be broken and existing tanks with 4" fill risers. If the delivery is not stopped and the or abused. Quick Drain Feature— liquid rises to about 98%of tank 16, No Pressurization of the Tank— automatically drains hose when head capacity,the bypass valve closes operates directly from liquid level, pressure is relieved. completely.No additional liquid can flow into the tank until the level drops below Will Accept a Dipstick 4, Best Flow Rate in The Industry* a reset point. for Gauging 'OPW Test Lab results NOTE:The 71 SO Overfill Prevention Valve can be adjusted to shutoff at any Advantages of Overfill Prevention desired tank capacity,Please contact the Compared to Overfill Warning Systems: Authority Having Jurisdiction(AHJ)and 4, Completely Automatic faster fill times and reducing review local,state,and national codes to Operation—does not rely on the spill risk. determine the regulatory requirements alertness or speed of response of the ry p governing shut-off capacity in your delivery attendant for certainty of Speeds Delivery Operations region,as well as take into account overfill prevention. —product flows unimpeded into other considerations such as extreme the tank until the hose"kick"that tank tilt.In all cases,the upper tube e,. Keeps the Top of UST"Dry," accompanies the valve shut-off must protrude into the tank at least per EPA Requirements— provides a clear signal that the 6 1/2" to ensure that the valve can shut eliminating possible leaks at loose liquid has reached the shut-off level, off flow into the tank completely before bung fittings and the need for Simple and Inexpensive the top of the tank is wetted as per double containment on vent lines, Installation—in both two-point EPA requirements. 11* Does Not Rely on Pressure in and coaxial fill applications,no the UST to Stop Flow—allowing additional excavation,manholes or 7150 Instruction Sheet Order Number:H15524PA vent piping are required. Look for this label for Listings and �� t authentic OPW EVR Certifications California Air L " " Approvedproducls. " " ~ OPW 71SOM is EVR Approved for E85 Resources Board ��©�+a RM"