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<br />1'3311/<-. <br /> <br /> <br />02-01-88 <br /> <br />SUBSTATION MAINTENANCE <br />INTERVAL AND GUIDELINES <br /> <br />APPARATUS: <br /> <br />Switches - Air All Voltages Above 35 kV <br /> <br />Description: <br /> <br />Inspection <br /> <br />faintenance Interval: Not to exceed six years in conjunction with circ~it <br />breaker overhaul <br /> <br />Details: <br /> <br />I. Inspect for damaged or worn hardware. <br />required. <br /> <br />Repair or replace as <br /> <br />II. <br /> <br />Check adjustment set forth in the <br />instruction books and servi~e bulletins. <br /> <br />switch manufacture~'s <br />Lubricate as required. <br /> <br />III. Contact resistance test. <br /> <br />IV. Inspect the porcelain and clean if needed. <br /> <br />v. Verify continuity between the grounds on the switch operator ~~d <br />the switch structure and a structure not associated with t....1.e <br />switch. <br /> <br />~/? f)~ <br /> <br />~VJ.ewed <br />ohn Dismuke <br /> <br /> <br />~-~./ ~4/.?e <br />~evi~ed /" <br />James Kyle <br /> <br />eviewed & Revised February 1991 <br />