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Site Preparatic nd Installation Instructions T.L----350 UST Monitoring System 8. Seal wire nuts with epoxy sealant furnished with each mlm WARNING:TO AVOID ELECTRICAL SHOCK probe,using one bag for two wire nut connections.(See WHICH COULD KILL YOU, BE SURE AC Figure 26,"Epoxy Sealant for Two-Wire Connections.") POWER TO THE TIS MONITOR IS OFF DUR- ING INSTALLATION. TO SENSOR TO MONITOR ABOVEGROUND STORAGE TANK APPLICA- TIONS:Installation Kit No.312020-984 is required for magnetostrictictive probe installation in aboveground storage tanks.The kit includes: 1-Adaptor,Part No. 329972-001 1- 5-foot length of 3/8" Flex Conduit, Part No.576008-294 TIE WRAP 2 - 3/8" Straight Liquidtight Connectors, Part No. 576008-295 / Iih WARNING:BE CAREFUL TO MAINTAIN YOUR BALANCE WHEN WORKING ON PACKET TOP OF THE STORAGE TANK. TANK SURFACE IS VERY SLIPPERY. CAUTION:IT IS RECOMMENDED THAT THE RISER PIPE BE A LIGHT COLOR WIRE NUTS TO REFLECT SUNLIGHT AND TO MAIN- EPDXY SEALANT TAIN A REASONABLE TEMPERATURE. PROBE MAY NOT FUNCTION PROP- Figure 26.Epoxy Sealant for Two-Wire Connections. ERLY IF THE TEMPERATURE IN THE RISER IS ABOVE 700. 16 CAUTION: IF MORE THAN TWO WIRE NUT CONNECTIONS SHARE AN EPDXY SEALANT A.TANK DIAMETER MEASUREMENT. BAG,THE CONNECTIONS WILL NOT BE PROP- ERLY SEALED. IMPROPER SEALING OF THE Perform the following procedure to ensure that probes are CONNECTIONS WILL RESULT IN INACCURATE installed in the proper tanks(see Figure 27,"Tank Diam- PROBE READINGS AND POSSIBLY FALSE eter Measurement"). Inaccurate readings will result if ALARM CONDITIONS. probes are not the correct length for the given tank WARNING: EPDXY SEALANT MAY BE IRRI- diameter. TATING TO EYES AND SKIN. MAY CAUSE 1. Measure the distance from the bottom of the tank to the SKIN SENSITIZATION IN SUSCEPTIBLE IN- top of the probe riser pipe (a). DIVIDUALS.MAY BE ABSORBED THROUGH THE SHIN.EPDXY SEALANT CONTAINS EP- 2. Measure the distance from the bottom of the probe riser OXY RESIN AND VINYL CYCLOHEXENE DI- pipe to the top of the probe riser pipe(b). OXIDE.VINYL CYCLOHEXENE DIOXIDE HAS CAUSED SKIN CANCER IN ANIMAL TESTS. 3. Subtract (b) from (a) to determine the correct tank PRECAUTIONS:AVOID EYE AND SKIN CON- diameter(c). TACT. WEAR IMPERVIOUS GLOVES AND 4. Make sure the probe length(see Figure 28,"Magnetos- SAFETY GLASSES.USE ONLY IN WELL VEN- trictive Probe Dimensions") is correct for the tank TILATED AREAS. diameter. 9. Tighten the cable bushing nuts on the probe riser cap and junction box to ensure a water-tight seal at the probe cable entry. PROBE RISER PIPE 10.Secure the riser locking cap to the top of the riser pipe. TANK A padlock may be installed for added security. b SECTION 6. MAGNETOSTRICTIVE PROBE a INSTALLATION C a-b-c 12 WARNING: TO PROTECT YOURSELF AND OTHERS FROM BEING STRUCK BY VE- HICLES DURING WORK, BLOCK OFF YOUR WORK AREA DURING INSTALLATION AND SERVICE. Figure 27. Tank Diameter Measurement. 23