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w <br /> J PIocedUro?s <br /> Revised date_ Remove the transducer from the channel or wet well by gently pulling on cord. <br /> Fill calibration tube with water. Use a rag to wipe off any scum or grease on <br /> Preventive otVlaintenance- the transducer body. Insert the tmnsdualar Into the calibration tube. Check to <br /> Standard Operating r ensure that the output reading is equal to the calibration tube depth. Reinstall <br /> the transducer. <br /> Procedure .o s j,-'' <br /> Equipment name Replace desicant packs. <br /> NOTE: Calibrate all 4 sensors. <br /> Level Sensing Transducer <br /> Preventive Maintenr:nce Chick <br /> Annual Calibration 4 l <br /> E:caai;�lltent Lccafi�+ ' i <br /> SWS1 <br /> Number Ot Ccntircc! Loch On! <br /> Pc.iGdacil} Personae' Lind Hculs <br /> Yearly 1 .5 No No <br /> Pm is and Materials Requi,_ct <br /> Snccl;-tl Ecinidi ie t Roc Lined <br /> Calibration tube <br /> Too;s Rcclulted <br /> net Tocib Manual <br /> O&M Manual—Section 3.04.1 <br /> Safety Cannon: <br /> firiC.LittiIun(Zrtcc <br /> (-co' nation i{ecluiremenln <br /> Dispatch <br />