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CALIFORNIA 'TANK LINES, INC. <br />WASHRACK MAINTENANCE LOG <br />MONTH OF '2,,1 (. , <br />DA1LY <br />1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />6 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />13 <br />20 <br />21 <br />22 <br />23 <br />2A <br />25 <br />28 <br />27 <br />1t3 <br />23 <br />3fl <br />f <br />31 <br />— <br />Check pun;ps for proper operation <br />- <br />Check caustic and acid tanks <br />rease separator and ficw <br />EE!orage tanks and all pining <br />y'. <br />I>1 <br />! <br />/ <br />r <br />i <br />, <br />_ <br />+ ' <br />{ � <br />Im <br />.7f <br />74 <br />+ <br />' <br />, <br />Clean PH probes <br />Check Safely Gear <br />Clean & Check all Eye Wash and <br />Safety Shcwers <br />lh <br />l�l <br />(• <br />'' r <br />' <br />t / <br />/ <br />+ <br />i` <br />c'_ <br />' <br />Cleaned Containment Area <br />WEEKLY <br />Clean grease separator <br />+ <br />Ca'ibrate Oxygen Monitor <br />Clean solids from PH adjusting <br />tank <br />Glean & Calibrate PH Arabes - <br />Tuesday Thursday & Saturday_ <br />l7DDI5lDe l3 - <br />_4� <br />'�� <br />_ n <br />'+;� <br />f <br />— <br />COMMENTS J_J- l.� r,• W_ • l C <br />METHOD OF CALIBRATING <br />STEP I Begin with PH7 solution, let probe remain in solution for approximately 15 minutes, or until a stable reading is obtained. <br />STEP If Same as above With P114 solufion. <br />STEP III Same as above with I'1110 so!ution- <br />-- ---- -- -- - --- SIGN & DATE ! '',L-I'� (� . �/� ,� L , ! l <br />