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F Site Preparation and Ins ition Instructions <br /> TLS-350 UST Monitoring System <br /> 4. Install the mounting hardware according to the dis- <br /> CABLE U-CHANNEL penser pan manufacturer's instructions. <br /> 4 ,1 NOTE:Mounting hardware must be ordered from <br /> the dispenser pan manufacturer. Specify that you <br /> are installing a Veeder-Root Dispenser Pan Sensor <br /> BRACKET when ordering. <br /> PRODUCT EXTENSION <br /> LINE <br /> 5. Slide the sensor into the mountingbracket and secure <br /> in position. <br /> DISPENSER <br /> suMv BRACKET 6. Install the Cord Grip supplied with wiring Kit No. <br /> p 312020-969 on the junction box. <br /> U SENSOR 7. Feed the cable through the cord grip on the junction <br /> box. <br /> 8. Tighten the cord grip nut to ensure a water-tight seal <br /> at the cable entry. <br /> Figure 61. Typical Dispenser Pan Sensor Installation 9• Using wire nuts,connect the three-wire cable to the <br /> in a Dispenser Containment Sump. field wires in the sensor junction box. Be sure to <br /> observe color codes to maintain proper polarity hookup <br /> with the Type B Interface Module, Part Number <br /> 847490-106,in the TLS monitor.Refer to Figure 63, <br /> CABLE BRACKET Type B Sensor Wiring Diagram." <br /> - U-CHANNEL <br /> 10. Seal wire nuts with epoxy sealant using one bag for <br /> two wire nut connections and another bag for the <br /> third wire nut connection.(Refer to Figure 58,"Epoxy <br /> Sealant for Three-Wire Connections.") <br /> SCREEN <br /> PRODUCT (RECOMMENDED CAUTION: 17 MORE THAN TWO WIRE NUT <br /> LINE FOR BACKFILLED <br /> SUMPS) CONNECTIONS SHARE AN EPDXY SEALANT <br /> BAG,THE CONNECTIONS WILL NOT BE PROP- <br /> ERLY SEALED. IMPROPER SEALING OF THE <br /> DISPENSER CONNECTIONS WILLRESULTININACCURATE <br /> SUMP SENSOR READINGS AND POSSIBLE FALSE <br /> ALARM CONDITIONS. <br /> SENSOR <br /> WARNING: EPDXY SEALANT MAY BE IRRI- <br /> TATING TO EYES AND SKIN. MAY CAUSE <br /> SKIN SENSITIZATION IN SUSCEPTIBLE IN- <br /> DIVIDUALS.MAY BE ABSORBED THROUGH <br /> THE SKIN.EPDXY SEALANT CONTAINS EP- <br /> Figure 62. Typical Dispenser Pan Sensor Installation OXY RESIN AND VINYL CYCLOHEXENE DI- <br /> for Backfilled Dispenser Containment Sump. OXIDE.VINYL CYCLOHEXENE DIOXIDE HAS <br /> CAUSED SKIN CANCER IN ANIMAL TESTS. <br /> PRECAUTIONS:AVOID EYE AND SKIN CON- <br /> TACT. WEAR IMPERVIOUS GLOVES AND <br /> SAFETY GLASSES.USE ONLY IN WELL VEN- <br /> WEATHERPROOF TILATED AREAS. <br /> JUNCTION BOX <br /> 1/2"RIGID (1 PER SENSOR) <br /> CONDUIT SECTION 12.CONTAINMENT SUMP SENSOR <br /> B RED (TYPE B) INSTALLATION <br /> TO MONFrO GROUND • BLACK SENSOR The containment sump sensor comes with the following <br /> A WHITE installation hardware: <br /> • Aft. <br /> 1 -Cable,including connector,Part No. 576006-750 <br /> 1 -Installation Kit,Part No. 312020-969 <br /> Mounting brackets must be ordered from the con- <br /> Figure 63. Type B Sensor Wiring Installation Diagram. tainment sump manufacturer. <br /> 38 <br />