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OPW 7150 Overfill Materials Important <br /> Prevention Valves In order to prevent product <br /> Valve Body:Cast aluminum spillage from the Underground <br /> The CARB-certified OPW 71 SO Float: Nitrile rubber,closed cell foam Storage Tank(UST),properly <br /> Overfill Prevention Valve maintained delivery equipment <br /> vapor-tight <br /> Valve:Aluminum and a proper connection at the <br /> is designed to prevent the overfill of tight-fill adaptor are essential. <br /> underground storage tanks by providing Seals:Viton® Delivery personnel should <br /> a positive shut-off of product delivery. Upper& lower DropTube:Aluminum to managed and trained <br /> to inspect delivery elbows <br /> The shut-off valve is an integral part of Plastic parts:Acetal and hoses for damaged and <br /> the drop tube used for gravity filling. missing parts.They should <br /> The OPW 71 SO allows easy installation Hardware: Stainless steel always make certain there <br /> y is a positive connection <br /> (without breaking concrete)and requires Features between the adaptor and <br /> no special manholes. r- elbow.If delivery equipment <br /> ♦ Simple, Easy and Quick is not properly maintained, <br /> The OPW 71 SO is a vapor-tight two- Installation—no excavation or or the elbow is not securely <br /> stage shut-off valve.When the liquid s ecial manholes re uired. coupled the adaptor,a <br /> P q serious spill may result when <br /> level rises to about 95% of tank ♦ Economical—costs a fraction the OPW 71 So closes,causing <br /> capacity,the valve mechanism is of expensive,complicated and a hazard and environmental <br /> , <br /> released,closing automatically with P p contamination. <br /> the flow.This reduces the flow rate to difficult-to-install valves. <br /> • Furnished Complete—supplied approximately 5 gpm through a bypass P NOTE:The DPW 71 SO is <br /> valve.The operator may then stop the with new upper and lower drop tubes, designed for use tight-fill <br /> gravity drop applicis tight-fill <br /> only. <br /> filling process and disconnect and drain mounting hardware and thorough Do not use for pressure <br /> the delivery hose.As long as the liquid instructions for quick job site time. fill applications. <br /> exceeds the 95% level,the valve will ♦ Completely Automatic Operation <br /> close automatically each time delivery —no prechecks to perform, no resets ♦ Retrofits Directly—for both new <br /> is attempted. and no overrides to be broken and existing tanks with 4" fill risers. <br /> If the delivery is not stopped and the or abused. ♦ Quick Drain Feature— <br /> liquid rises to about 98% of tank ♦ No Pressurization of the Tank— automatically drains hose when head <br /> capacity,the bypass valve closes operates directly from liquid level. pressure is relieved. <br /> completely.No additional liquid can flow ♦ Will Accept a Dipstick • Best Flow Rate in The Industry* <br /> into the tank until the level drops below <br /> a reset point. for Gauging *OPW Test Lab results <br /> NOTE:The 71 SO Overfill Prevention 0 t] <br /> Valve can be adjusted to shutoff at any Advantages of Overfill Prevention d <br /> desired tank capacity. Please contact the Compared to Overfill Warning Systems: �LI - <br /> Authority Having Jurisdiction (AHJ) and4- T %w <br /> Completely Automatic faster fill times and reduce ® I <br /> review local,state,and national codes to N <br /> determine the regulatory requirements Operation—does not rely on the spill risk. as <br /> alertness or speed of response of the ♦ Speeds Delivery Ope Ash f-�- <br /> governing shut-off capacity in your deliveryattendant for certain of `" cL � <br /> region,as well as take into account —product flows unimped IFIO „� fir.: <br /> other considerations such as extreme overfill prevention. the tank until the hose " ' k" 'hat�' 0 <br /> tank tilt. In all cases,the upper tube • Keeps the Top of UST"Dry," accompanies the valve sh t i IM <br /> must protrude into the tank at least per EPA Requirements— provides a clear signal th Z <br /> 61/2" to ensure that the valve can shut eliminating possible leaks at loose liquid has reached the shi-VMevel. LU <br /> off flow into the tank completely before bung fittings and the need for ♦ Simple and Inexpensive <br /> the top of the tank is wetted as per double containment on vent lines. Installation—in both two-point <br /> EPA requirements. ♦ Does Not Rely on Pressure in and coaxial fill applications, no <br /> the UST to Stop Flow—allowing additional excavation, manholes or <br /> 71 SO Instruction Sheet Order vent piping are required. <br /> Number: H15524PA <br /> Look for this label for <br /> Listings and 0- USC authentic OPW EVR <br /> Approved products. <br /> Certifications Calilornia Air <br /> ,.sources Board ovMr. OPW 71 SO is EVR Approved for EBS <br /> 104 OPV%f-* Road Hamilton,, :00 (800)421-3297 <br /> :ems <br />