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Site Preparation d Installation Instructions <br /> TLS-350 UST Monitoring System <br /> CAUTION: IF MORE THAN TWO WERE NUT 1. Turn OFF AC power to the TLS-350 system. <br /> CONNECTIONS SHARE AN EPDXY SEALANT <br /> BAG,THE CONNECTIONS WILL NOT BE PROP- CAUTION:DO NOT INSTALL THE DISPENSER <br /> ERLY SEALED. IMPROPER SEALING OF THE PAN SENSOR IF THERE IS ANY LIQUID IN THE <br /> CONNECTIONS WILL RESULT IN INACCURATE DISPENSER PAN. FAILURE TO COMPLY CAN <br /> SENSOR READINGS AND POSSIBLY FALSE RESULT IN EQUIPMENT DAMAGE OR UNDE- <br /> ALARM CONDITIONS. TECTED POTENTIAL ENVIRONMENTAL AND <br /> HEALTH HAZARDS. <br /> WARNING: EPDXY SEALANT MAY BE IRRI- 2 Make sure no liquid exists in the dispenser pan. <br /> TATING TO EYES AND SKIN. MAY CAUSE <br /> SKIN SENSITIZATION IN SUSCEPTIBLE IN- 3. Choose a location in the dispenser pan where the <br /> DIVIDUALS.MAY BE ABSORBED THROUGH sensor can be pulled straight out for future service or <br /> THE SKIN.EPDXY SEALANT CONTAINS EP- replacement,and the sensor will rest in the cup or the <br /> OXY RESIN AND VINYL CYCLOHEXENE DI- lowest point of the pan. (See Figure 59, `Typical <br /> OXIDE.VINYL CYCLOHEXENE DIOXIDE HAS Dispenser Pan Sensor Installation";Figure 60,`Typi- <br /> CAUSED SKIN CANCER IN ANIMAL TESTS. cal Dispenser Pan Sensor Installation for Backfilled <br /> PRECAUTIONS:AVOID EYE AND SKIN CON- Pans"; Figure 61, "Typical Dispenser Pan Sensor <br /> TACT. WEAR IMPERVIOUS GLOVES AND Installation in a Dispenser Containment Sump"; or <br /> SAFETY GLASSES.USE ONLY IN WELL VEN- Figure 62, "Typical Dispenser Pan Sensor Installa- <br /> TILATED AREAS. tion in a Backfilled Dispenser Containment Sump.") <br /> 11. Lower the sensor into the monitoring well and secure <br /> the riser cap. <br /> CONNECTOR MOUNTING <br /> BRACKET <br /> SECTION 11. DISPENSER PAN SENSOR IN- D`""""EL <br /> STALLATION <br /> The dispenser pan sensor comes with the following instal- <br /> lation hardware: <br /> CONCRETE/ •' O' <br /> 1 -Cable,including connector,Part No. 576006-750 <br /> 1 -Wiring Kit,Part No. 312020-969 ISI-AND a Q <br /> Mounting brackets must be ordered from the dis- <br /> penser pan manufacturer. <br /> DISPENSER PAN 0' <br /> SENSOR <br /> A. GENERAL. Before you install the dispenser pan e5 <br /> sensor,consider the following important requirements: DISPENSER <br /> PAN <br /> 1. The sensor should rest in the cup or lowest point of the <br /> dispenser pan. Figure 59. Typical Dispenser Pan Sensor Installation. <br /> 2. It is recommended that the sensor be mounted in a true <br /> vertical position to ensure proper operation of the <br /> sensor. <br /> CONNECTOR MOUNTING <br /> BRACKET <br /> 3. Ensure that there will be enough room to pull the U-CHANNEL <br /> sensor straight out of the pan. <br /> B. INSTALLATION. The wires between the monitor Q`•' :o <br /> and each dispenser pan sensor location must be of a type <br /> ONCR <br /> designed for use in the presence of gasoline and oil, and ISLAND ETE �• O <br /> must be between AWG 14 and AWG 18.The conduit must o. <br /> be properly sealed in accordance with the National Elec- SCREEN <br /> trical Code (NFPA 70) and the Automotive and Marine o �C (RECOMMENDED FOR <br /> _ (RECOBACKFIMMENDED <br /> Service Station Code(NEPA 30A)since they pass from a PAN SENSOR 06PENSFR PAN) <br /> PAN SENSO <br /> Class I,Division I or Division II area into a nonhazardous o• <br />.� area. <br /> DISPENSER <br />-_ <br /> �" <br /> WARNING: TO AVOID ELECTRICAL SHOCK <br /> WHICH COULD KILL YOU, BE SURE AC <br /> POWER TO THE MONITOR IS OFF DURING <br /> INSTALLATION. Figure 60. Typical Dispenser Pan Sensor Installation <br /> for Backfilled Pans. <br /> 37 <br />