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[EMED Model A1100 Overfill <br /> WHEATON RETAIL Prevention Valve OPV <br /> Field Operational Test Procedure TP =A1100 <br /> For Primary Float and Flapper Valve <br /> Service Tools Required: <br /> • EMCO Model A0081 - 1101 test tool • Scribe tool <br /> CAUTION: <br /> 1 . Always barricade work area to keep pedestrians and vehicles from accessing the storage tank area during preventive maintenance <br /> and/ or compliance testing of the phase I system . <br /> Securing the Fanner Valve: <br /> Step 1 : Remove the spill container lid , Step 2 : Remove the Model All 00 OPV <br /> fill cap and adapter from the tank fill from the tank fill riser. <br /> riser. Note : only remove manhole cover <br /> and water shroud system if necessary. <br /> F Ii <br /> Primary <br /> Float <br /> LL <br /> dd <br /> Step 3 : Place the Model All 00 OPV on Figure 1 : Correct position , primary float Figure 2 : Improper position , primary <br /> its side with the primary float facing facing downward . float facing upward <br /> downward . Refer to Figures 1 and 2 <br /> for details. 1 <br />