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BELOW • PRODUCTS www. • . OPW 6150 Overfill Materials Prevention Valves Important Valve Body : Cast aluminum The OPW 61 SO Overfill Prevention Valve closed cell foam In order to prevent product spillage Float : Nitrile rubber, is designed to prevent the overfill of from the Underground Storage under round storage tanks b providing Valve : Aluminum Tank (UST), properly maintained 9 9 Y p 9 delivery equipment and a proper a positive shut-off of product delivery. Seals : Viton ® connection at the tight-fill adaptor The shut-off valve is an integral part of Upper & lower Drop Tube : Aluminum are essential . Delivery personnel pp p should be managed and trained to the drop tube used for gravity filling . Plastic parts : Acetal inspect delivery elbows and hoses The OPW 61 SO allows easy installation for damaged and missing parts. (without breaking concrete) and requires Hardware : Stainless steel They should always make certain special manholes . there is a positive connection n0 5 P between the adaptor and elbow. If Features delivery equipment is not properly The OPW 61 SO is a two -stage shut ♦ Simple, Easy and Quick maintained, or the elbow is not off valve. When the liquid level rises securely coupled to the adaptor, a o Installation — no excavation or serious spill may result when the to about 95 % of tank capacity, the P Y valve mechanism is released, closing special manholes required . DPW 61SO closes,causing a hazard automatically with the flow. This reduces ♦ Economical — costs a fraction and environmental contamination. the flow rate to approximately 5 gpm of expensive, complicated and NOTE: The DPW 61 SO is designed through a bypass valve. The operator difficult-to- install valves . for use on tight-fill gravity drop may en thstopthe filling process and applications only. Do not use for g poc ♦ Furnished Complete — supplied pressure fill applications. disconnect and drain the delivery hose. with new upper and lower drop tubes, As long as the liquid exceeds the 95 % mounting hardware and thorough level , the valve will close automatically instructions for quick job site time. each time delivery is attempted . ♦ Completely Automatic Operation ♦ Retrofits Directly — for both new If the delivery is not stopped and the — no prechecks to perform , no resets and existing tanks with 4 " fill risers. liquid rises to about 98 % of tank capacity, and no overrides to be broken the bypass valve closes completely. No Quick Drain Feature — or abused , automatically drains hose when head additional liquid can flow into the tank until the level drops below a reset point . ♦ No Pressurization of the Tank — pressure is relieved . operates directly from liquid level . ♦ Best Flow Rate in The Industry * The 61 SO Overfill Prevention Valve can be adjusted to shutoff at any desired tank ♦ Will Accept a Dipstick capacity. Please contact the Authority for Gauging Having Jurisdiction (AHJ ) and review * Test-witnessed by Bowser-Morner, Inc ., an independent laboratory. Results available upon request. local , state, and national codes to determine the regulatory requirements Advantages of Overfill Prevention Compared to Overfill Warning Systems: governing shut- off capacity in your region , as well as take into account other ♦ Completely Automatic faster fill times and reducing considerations such as extreme tank tilt . Operation — does not rely on the spill risk . In all cases, the upper tube must protrude alertness or speed of response of the ♦ Speeds Delivery Operations into the tank at least 6- 1 /2 " to ensure delivery attendant for certainty of — product flows unimpeded into that the valve can shut off flow into the overfill prevention . the tank until the hose " kick " that tank completely before the top of the ♦ Keeps the Top of UST " Dry, " accompanies the valve shut-off tank is wetted as per EPA requirements . per EPA Requirements — provides a clear signal that the Models of the 61 SO are available to meet eliminating possible leaks at loose liquid has reached the shut- off level . virtually any UST application including bung fittings and the need for ♦ Simple and Inexpensive two - point, coaxial , poppeted coaxial and double containment on vent lines. Installation — in both two-point remote fill . Methanol approved models ♦ Does Not Rely on Pressure in and coaxial fill applications, no are also available. the UST to Stop Flow — allowing additional excavation , manholes or The OPW 61 SO is approved by the vent piping are required . New York City Fire Department . Listings and Look for this Zabel for (Approval #4902) . C ® authentic OPW EVR Certifications Approved products, i oPW♦ DEFINING WHAT ' S NEXT 115