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At OPW 71SO Overfill Materials { important Prevention Valves ' In order to prevent product Valve Body: Cast aluminum spillage from the Underground The CARB certified OPW 7150 Storage Tank (UST), properly Float: Nitrile rubber, closed cell foam maintained delivery equipment vapor-tight Overfill Prevention ValveValve : Aluminum i and a proper connection at the is designed to prevent the overfill of ) tight-fill adaptor are essential. underground storage tanks by providing Seals: Viton� Delivery personnel should be managed and trained apositive shut-off of product delivery. upper & lower Drop Tube: Aluminum >s � 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 . missing pake ehey should = alwa s make certain there :Hardware: Stainless steel �'At}g y The OPW 71 SO allows easy installation {fj t Is a positive connection f1f1L�i between the adaptor and (without breaking concrete) and requires Features _ no special manholes, elbow. if delivery equipment sio 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 special manholes required. coupled to the adaptor, a g pserious spill may result when level rises to about 95% of tank a Economical — costs a fraction the DPW 71 SO closes, causing ca aci the valve mechanism is � ; ru a hazard and environmental P tY� of expensive, complicated and contamination, released, closing automatically with difficult-to-install valves. the flow. This reduces the flow rate to NOTE: The OPW 7150 is approximately 5 gpm through a bypass Furnished Complete — supplied with new upper and lower drop tubes, designed for use on tight fill valve. The operator may then stop the PP P gravity drop applications only, mounting hardware and thorough l Do not use for pressure filling process and disconnect and drain 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 ss 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 ®• Best Flow Rate in The Industry * into the tank until the level drops below for Gauging • orw lest dab results 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: Authority Having Jurisdiction (AHI) 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 or speed of response of the ♦ 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 prevention , 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 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 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 y is fool; for this label for Listings and �{�!��_ r authenticOPW [VR � —_ U �fi twse.msee Approved products, CertificationsesourceraurararaArr OPW 7150 Is EVR Approved for ESS ReBoard — _ �y3 lA fi .-AA ll,l a r v , ( 'd� 11 - 1 O4 ® Q� r 3jy t' rr rite I ltr 11 " I tt lbxs r s" x r t yy.y 1K 3 1 Y �( ! 2 !• r 9 tIIXi is t ':Gt4 k U,e kr �.. . . s— z rl+`= a r m,xz v,xc aITA