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DAILY <br />1 <br />Check pumps for proper operation <br />V' <br />Check caustic and. acid tanks <br />Check grease separator and flow <br />rate <br />t( <br />Check storage tanks and all piping <br />for leaks <br />Clean PH probes <br />A <br />Check Safety Gear <br />VA <br />Clean & Check all Eye Wash and <br />Safety Showers <br />Cleaned Containment Area <br />Df� <br />WEEKLY <br />clean grease separator. <br />Calibrate Oxygen Monitor <br />Clean sollds from PH adjusting <br />tank <br />Clean & Calibrate PH probes - <br />Tuesday Thursday & Saturday <br />REPAIRS P I.--. -i•-r. <br />COMMENTS <br />CALIFORNIA TANK LINES, INC. <br />WASHRACK MAINTENANCE LOG <br />MONTH OF 5�,�` ti.1 Zaj(('� <br />I/- <br />I/ - <br />METHOD OF CALIBRA TING <br />STEP I - Begin with PH7 soiulion, let probe remain in solution for approximately 15 minutes, or until a stable reacting is oblained. <br />STEP II - Same as above vdth PH4 solution. <br />STEP III - Same as above %ith PH10solu#ion. <br />SIGN & DATE _ {.4 ,.. ` , / I r ,d P % . )f 9r }� .,�1 �Zz- 1 �, <br />