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DAILY <br />Check pumps for pre Per operation <br />Check caustic and acid tanks <br />Check grease separator and flaw <br />rate <br />Check storage tanks and all piping <br />for leaks <br />Clean PH probes <br />Check Safety Gear <br />Clean 8 Check all Eye'vVash and <br />Safety Showers <br />Cleaned Ccntainment Area <br />WEEKLY <br />Clean grease separwar <br />Cal brate Oxygen Ivlonito, <br />Clean solias from aH adjusting <br />lank <br />Clean & Calibrate PH Probes - <br />Tuesday Thursday & Saturday <br />REPAIRS .,i I , . t <br />COMMENTS <br />1 1 2 <br />CALIFORNIA TANK LINES, INC. <br />WASHRACK MAINTENANCE LOG <br />MONTH OF <br />7 � Q 9 10 11 19 11 1d Tr. � ao <br />METHOD OF CALIBRATING <br />STEP I - Begin vvith P117 solution, let probe remain in solution for approximately 15 minutes, or until a stable reading is obtained. <br />STEP lI Same as above -,vith PH4 solution <br />STEP III - Same as above with PH 10 so ufion, <br />SIGN & DATE <br />