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CALIFORNIA TANK LINES, INC. <br />WASHRACK MAINTENANCE LOG <br />MONTH OF <br />DAILY <br />1T2] <br />3 <br />4T5] <br />6 <br />7 <br />8 <br />9 <br />10 <br />11]12FI34 <br />T41 <br />15 <br />�5 <br />16 <br />17 <br />18 <br />18 <br />19 <br />20 <br />21 <br />22 <br />23 <br />24 <br />25 <br />26 <br />E29 <br />301 <br />311 <br />Cl-.eck pumps for Droper operation <br />Check caustic. and acid tanks <br />Check grease separator and flow - <br />rate <br />Checkstorage tanks and all piping <br />for leaks <br />Clean PH probes <br />Check Safety Gear <br />r <br />4 <br />v. <br />'x <br />Clean & Check all Eye Wash and <br />Safety Showers <br />zt� <br />Cleaned Containment Area <br />WEEKLY <br />Clean grease separator <br />Calibrate Oxygen Monitor <br />Clean Solids from PH adjusting <br />lank <br />Clean & Calibrate PH probes - <br />Tuesday Thursday & Saturday <br />REPAIRS <br />J <br />COMMENTS <br />METHOD OF CA LIBRA TING <br />STEP I Begin%vith PH7 solution, <br />let probe remain m solk.,tion <br />for approximately <br />15 minutes, <br />or until a stable reading is Obtained. <br />STEP 11 Same as above with PH4 solution. <br />STEP III Same as above with PH10 solution. <br />!Q1rZN1 k MATC11-, <br />