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I . ' OPW 71SO Overfill Materials Important Prevention Valves t ` In order to prevent product Valve Body: Cast aluminum i spillage from the Underground The CARE -certified OPW 7150 Storage Tank (UST), properly Float : Nitrile rubber, closed cell foam maintained delivery equipment vapor-tight Overfill Prevention Valve and a proper connection at the iValve : Aluminum s designed to prevent the overfill of tight-fill adaptor are essential, underground storage tanks by providing Seals : Viton® =M Delivery personnel should be managed and trained a positive shut-off of product delivery. Upper & lower Drop Tube : Aluminum to inspect delivery elbows The shut-off valve is an integral part of Plastic parts : Acetal # and hoses for damaged and the drop tube used for gravity filling . p k missing parts. They should Hardware : Stainless steel fiA always make certain there The OPW 71 SO allows easy installation f is a positive connection (without breaking concrete) and requires ' '"1rf1 0 44P between the adaptor and Features elbow. If delivery equipment no special manholes. ® Simple, Easy and Quick 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 s ecial manholes re uired . coupled to the adaptor, a p q serious spill may result when level rises to about 95 % of tank qw Economical — costs a fraction the OPW 71 So closes, causing capacity, the valve mechanism is of expensive, complicated and a hazard and environmental released, closing automatically with p p contamination. the flow. This reduces the flow rate to difficult to install valves. Furnished Complete — supplied NOTE: The OPW 71 SO is approximately 5 gpm through a bypass p pp t valve. Theo operator may then stop the with new upper and lower drop tubes, designed for use on tight-fill p y p gravity drop applications only. filling process and disconnect and drain mounting hardware and thorough Do not 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 40 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 ® 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 flow48P Will Accept a Dipstick ® Best Flow Rate in The Industry * into the tank until the level drops below for Gauging a reset point. • OPW Test Lab results NOTE : The 7150 Overfill Prevention Valve can be adjusted to shutoff at any Advantages of Overfill Prevention desired tank capacity. Please contact the Compared to Over Warning Systems: Authority Having Jurisdiction (AHJ) and .� 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 ors speed of response of the governing shut-off capacity in your p p � Speeds Delivery Operations delivery attendant for certainty of — product flows unimpeded into region, as well as take into account overfill .revention other considerations such as extreme p the tank until the hose " kick " .that tank tilt . In all cases, the upper tube + " 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 6112 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. � Does Not Rely on Pressure in and coaxial fill applications, no the UST to Stop Flow - allowing additional excavation, manholes or 71 SO Instruction Sheet Order vent piping are required . Number: H15524PA Look for this label for Pita Listings and () C etlrnrcer+nxw authenticOPW IVR CaliforniaAir L q Approved products, Certifications nCalifoniaAiresources d 4~ OPW 7150 is EVR Approved for E65 yy .. , � �� g 19A IP W l -, � iJT 11�tff itC �� i i Zis � I It