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CALIFORNIA TANK LINES, INC. <br />WASHRACK MAINTENANCE LOC <br />MO OF /11,-, -7i,I Cr. <br />DAIL Y <br />1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />171 <br />18 <br />19 <br />F20F21 <br />22 <br />23 <br />24 <br />25 <br />26 <br />27 <br />29 <br />29 <br />3Q <br />31 <br />Check humps far proper operaiion <br />�� <br />�, <br />` <br />Check causlic and acid tanks <br />t� <br />4 <br />/ <br />1� <br />` - <br />_ <br />f� <br />Check grease separator and floEv <br />7.4Chrateg <br />eck storagelanXsand all pipingtor.leaks <br />tiW <br />��– <br />}L <br />t <br />1 <br />_ <br />✓� <br />` <br />tiC <br />�� <br />Clean PH probes <br />�� <br />r .� <br />�. �� <br />•+ <br />— <br />j <br />�! <br />t� <br />Check Safety Gear <br />Clean & Cheek all Eye 4,%'ash and <br />5afet y Showers <br />i <br />'\ <br />Cleaned Containment Area <br />I <br />WEEKLY <br />Clean grease separator <br />Calibrate Oxygen Monitor <br />I <br />7 <br />Clean solids from PH adjusting <br />— <br />tank <br />�) <br />Clears & Calibrate PH -probes - <br />i <br />Taes!day Thursday & Saturda <br />REPAIRS .. ti <br />• .y <br />x f � f'Y c�'1 -'- ✓'+-���4 <br />All 1. vt. -� n 1• -+. t2 �L • <br />t <br />� <br />COMMENTS <br />MEMOD OF CALIBRATING <br />STEP I - Begln with PH7 solution, <br />let probe rerna.in in solution For approxjmately 15 minutes, or until a stable reacting is <br />obtained. <br />STEP II - Same as above with <br />PH4 solution. <br />STEP III - Same as above with PH10 solution, <br />sl,N a aATE <br />