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OPW 61 SO 0 ERFILL PREVE TION VALVES Our Patented Design is the Features of the 61SO Series: Most Effective and the ♦Simple, Easy And Quick Most Versatile. Installation-No excavation or The OPW 61 SO Overfill Prevention special manholes required. Valve is designed to prevent the overfill *Economical -Costs a fraction of of underground storage tanks by pro- expensive,complicated and difficult viding a positive shut-off of product to install valves. delivery.The shut-off valve is an inte- ♦Furnished Complete - Supplied gral part of the drop tube used for grav- with new upper and lower drop- ity filling.The OPW 61SO allows easy tubes, mounting hardware and installation(without breaking concrete) thorough instructions for quick job and requires no special manholes. site time. The OPW 61SO is a two-stage shut- Completely Automatic Operation - off valve.When the liquid level rises to No prechecks to perform, no resets, about 95%of tank capacity,the valve and no overrides to be broken or mechanism is released closing automat- abused. ically with the flow.This reduces the ♦No Pressurization Of The Tank - flow rate to approximately 5 gpm Operates directly from liquid level. through a bypass valve.The operator ♦Will Accept A Dipstick For Gauging. may then stop the filling process and ♦Retrofits Directly-For both new disconnect and drain the delivery hose. and existing tanks with 3" or 4" fill As long as the liquid exceeds the 95% risers. level,the valve will close automatically *Quick Drain Feature- .ach time delivery is attempted. Automatically drains hose when If the delivery is not stopped and the head pressure is relieved. liquid rises to about 98%of tank capac- *gest Flow Rate In The Industry.* ity,the bypass valve closes completely. No additional liquid can flow into the Advantages of Overfill tank until the level drops below a reset point. Prevention Compared to Models of the 61SO are available to Overfill Warning Systems: yet virtually any UST application ♦Completely Automatic Operation- including two point,coaxial,poppeted Does not rely on the alertness or coaxial and remote fill.The 61SO-3000 speed of response of the delivery provides two point overfill protection attendant, for certainty of overfill for 3" riser pipes,and the 61SO-1000 prevention. and 6150-100C(CARB)feature a ♦Keeps The Top Of UST"Dry,"Per grooved tube design for use with tank EPA Requirements-Eliminating gauging systems.Methanol and CARB possible leaks at loose bung fittings v aoor tight)approved models are also and the need for double containment :able.The OPW 61SO is approved on vent lines. o) the New York City Fire Department. ♦Does Not Rely On Pressure In The (Approval#4902). UST To Stop Flow-Allowing faster fill times and reducing spill risk. NOTE: The OPW 61 SO is designed •Speeds Delivery Operations- `or use on tight fill gravity drop appli- Product flows unimpeded into the ations only. Do not use for pressure tank until the hose"kick"that 11 applications. accompanies the valve shut-off provides a clear signal that the liquid has reached the shut-off level. ♦Simple And Inexpensive Installation- *Test witnessed by Bowser-Morner, In both two-point and coaxial fill Inc., an independent laboratory. applications,no additional excava- Results available upon request. tion, manholes or vent piping is required. 1 Telephone:(513)870.3219*(800)422.1525*Fax:(513)870.9186*(800)411.3191 WIM "" ©1999 OPW Fueling Components*P.O.Box 405003*Gndnnati,Ohio 45240.5003*Printed in USA*TE61SOF•2/99