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Forwards LERs 83-006/03L-0,83-007/03L-0,83-008/03L-0, 83-009/03L-0 & 83-010/03L-0.

Accession Number: ML20070T388

Date Released: Tuesday, March 24, 2020

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• ML20070T386 - Forwards LERs 83-006/03L-0,83-007/03L-0,83-008/03L-0, 83-009/03L-0 & 83-010/03L-0. (1 page(s), 2/2/1983)
• ML20070T393 - LER 83-006/03L-0:on 830104,during normal operation of Unit 1 & refueling of Unit 2,fire door 388 in Quad 2 would not fully close.Caused by ventilation flow.Door closure mechanism adjusted & door operated satisfactorily. (1 page(s), 2/2/1983)
• ML20070T397 - LER 83-007/03L-0:on 830105,during surveillance test,low pressure alarm XPA-152 for emergency air supply found to be actuating at less than 900 psig.Cause not stated.Design change submitted to replace Mercoid pressure switch. (1 page(s), 2/2/1983)
• ML20070T408 - LER 83-008/03L-0:on 830106,while in operational Mode 5, temporary seal for fire barrier penetration W-9391 to CD diesel discovered loose.Cause not determined.Temporary seal installed. (1 page(s), 2/2/1983)
• ML20070T410 - LER 83-009/03L-0:on 830117,during unit startup,several main steam safety valves found leaking.Cause not stated.Gags removed & valves declared operable.Job orders written to repair valves during next outage of sufficient duration. (1 page(s), 2/2/1983)
• ML20070T414 - LER 83-010/03L-0:on 830118,during Mode 3,auxiliary cable vault north ventilation damper failed to close upon carbon dioxide actuation.Caused by loose pilot piping. Associated pipe hangers & fittings tightened. (1 page(s), 2/2/1983)