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08/24/05 14:40 FAX 925 422 2748 EPD / WGMG 9 005 <br /> �_• �� nzu 14;UU raa azo 4a4 4571 EIEC TITTT, DIV <br /> Thom <br /> t <br /> o exp �ct�on, Inc. .,,,},..,,, <br /> o y <br /> C1S'1'Manitctring System Installation and Scrvlrc:SC4��irali�l ?,���,�'e''r�E14 <br /> C(in%Vuc lon • t,lp ratle:5 •C'crtiticatir�na <br /> P.O. Box 360933 - Milpitas,CA 95036-0833 <br /> Plxrtte (2(N)834-0712 - Fttx (2W) 834-0795 <br /> IL When test has been completed,rcru ve all Water and retain as test liquid or <br /> dispose of in labeled 55 gallon DOT drums. <br /> 12. Depressurize secondary product lines,pull back test boots or remove valve cores <br /> at sumps. Reinstall leak monitor sensor at lowest point and verify operation. <br /> Tank annular spaces: <br /> 1. Identify and document tank ma ufacture. <br /> 2. Verify annular is dry. ( hydro;s-44k;ally monitored harks am exempt.) <br /> 3. ROMOVe annular sensor.(If req ) <br /> d, install test plug and cap vent pipe if required. <br /> 5. Apply vacuurn in a*;6rdatmo with uffaclums 'fixations. <br /> 6. When appropriate vacuum level has bran reached, isolate and close of valve. <br /> Turn off pump and allow tank to stabilise(up to 1 hour), holding manufactures <br /> tninimwn v4cuwn level at all times. Once tank hos stabilized. <br /> 7. Document initial vacuuzn reading start oftcst time. <br /> S. Moaltor vacuum readings fbr duration oftc5t and record, Run Leat a of <br /> fro minates for tanks E 20k and 120 minutes fort b>20k. <br /> 9. Documate utun resdrug and test tune. Tw&must re,,ord a°°o.ow <br /> diffizential loss to pass. Azky loss of vacuumis s figed test. <br /> 10. Nutify custorw immediately of failed test. No tepairs can be made without <br /> aecttro tion. <br /> 11. Relesse vamuuL remove test equipment and reinstall leak monitor Nensor to <br /> lowest point Oramuitur. Verify Operation. <br /> Any waste water genwated on site and not brought in and hauled out as test water will 6e <br /> stored in appropriately 55 gallon DOT drums Eor pick up" disposal by a <br /> licensed hazardous misterials handler. <br /> C'0tt1trirddvr`4 t.icenw#7245 F; <br /> £Q-d SBGo ;i9a ra 7V1N3 OIA9 O1 190E S O d99 = 5o-at -BrV <br />