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IS � . R Ile, �_.a.,. Ile - Ile Important 0P11V 7150 Overfill Materials In order to prevent product kevention Valves inum spillage from the Underground Valve Body: Cast alumStorage Tank (UST), properly The CARB-certified OPW 71 SO Float: Nitrile rubber, closed cell foam maintained delivery equipment I and a proper connection at the vapor-tight Overfill Prevention Valve Valve: Aluminum tight-fill adaptor are essential . is designed to prevent the overfill of Delivery personnel should underground storage tanks by providing Seals: Viton® be managed and trained a positive shut-off of product delivery. Upper & lower Drop Tube : Aluminum to and inspect deli ery elbows hosesd and The shut-off valve is an integral part of Plastic parts : Acetal a missing parts. They should Hardware: Stainless steel CA always make certain there the drop tube used for gravity filling . y is a positive connection The OPW 71 SO allows easy installation jERTlly�p between the adaptor and (without breaking concrete) and requires Features elbow. If delivery equipment no special manholes . Simple, Easy and Quick is not properly maintained, or the elbow is not securely The OPW 71 SO is a vapor-tight two- Installation — no excavation or coupled to the adaptor, a stage shut- off valve. When the liquid special manholes required , serious the oPwpill m0 closeslt when ng level rises to about 95 % of tank Economical — costs a fraction a hazard and environmental capacity, the valve mechanism is of expensive, complicated and contaminationa released , closing automatically with difficult-to- install valves. the flow. This reduces the flow rate to NOTE: The OPW 71 SO is Furnished Complete — supplied � designed for use on tight-fill approximately 5 gpm through a bypass lon ti ns ill . with new upper and lower drop tubes, gravity drop app v valve. The operator may then stop the mountin hardware and thorough Do not use for pressure filling process and disconnect and drain g fill applications. the delivery hose . As long as the liquid instructions for quick job site time. exceeds the 95 % level , the valve will soo 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. or abused . If the delivery is not stopped and the Quick Drain Feature — liquid rises to about 98 % of tank oo 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 Will Accept a Dipstick into the tank until the level drops below for Gauging a reset point. 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 faster fill times and reducing Authority Having Jurisdiction (AHJ) and Completely Automatic 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 sw Speeds Delivery Operations governing shut-off capacity in your delivery attendant for certainty of — product flows unimpeded into region , as well as take into account overfill preventions the tank until the hose " kick " that other considerations such as extreme Keeps the Top of UST " Dry," accompanies the valve shut-off tank tilt. In all cases, the upper tube per EPA Requirements — provides a clear signal that the must protrude into the tank at least eliminating possible leaks at loose liquid has reached the shut-off level, 6112 to ensure that the valve can shut bung fittings and the need for 4w Simple and Inexpensive off flow into the tank completely before double containment on vent lines. Installation — in both two-point the top of the tank is wetted as per 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 authentic OPW EVR Listings and = UlC MRApproved products. CertificationsCalifornia Air oPwo OPW 71 So is EVR Approved for E85 Resources Board - 104 � PVV : .. . .. . .. . .: . .