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I <br />an 1Lem OeSlgnaLlOn QUe LO 1L5' pnyslcal pro erLles. <br />3) Took several~xes of stock that were need in the <br />warehouse and placed them on the top of the office space. <br />4) Made a general computer check of instrumentation. <br />2/26/92 <br />1) Had some problems with valve 224. The valve wouldn't open <br />when pressure was applied to it. Thought it might have had <br />something to do with the seal between the coil and the <br />actuate. Made several modification <br />2) worked on an averaging routine for SAG water addition. <br />3) Worked on the warehouse <br />2/27/92 <br />1) Finished working on valve 224, got it working properly. <br />2) finished working on the SAG water addition algorithm. <br />3) Remounted valve 550, got it working properly. <br />4) add logic to the strip section to get valve 550 integrated <br />into the stripping process. <br />2/28/92 <br />1) calibrated thickener under flow density meter. <br />2) Made several VGD screen changes to adjust for the ladder <br />logic alteration made the previous day. <br />Also made changes to the cyanide addition algorithm. <br />3) made a backup.of strip data base and replaced the working <br />strip database with the data base in the control room. <br />4) Calibrated and cleaned the Ph probes. <br />3/2/92 <br />1) Worked on PLC to is to include the ball kibble addition to <br />the SAG Mill and Ball Mill. <br />2) Worked on the VGD control view screens to integrate the <br />plc modifications. <br />3) Moved the spare wire and lighting equipment from the lower <br />warehouse up to the mill warehouse. <br />4) Helped Ron Zumwalt get acquainted with the formtool <br />software package. <br />