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Forwards LERs 80-012/03L-0,80-011/03L-0 & 80-010/03L-0.

Accession Number: ML19305A834

Date Released: Friday, November 15, 2019

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• ML19305A833 - Forwards LERs 80-012/03L-0,80-011/03L-0 & 80-010/03L-0. (1 page(s), 3/13/1980)
• ML19305A835 - LER 80-012/03L-0:on 800222,during Mode 5 operation,while performing surveillance tests on diesel generator 1,unit became inoperable.Caused by broken generator rotor shaft in area of motor end bearing housing.Analyzing exact cause. (1 page(s), 3/13/1980)
• ML19305A838 - LER 80-011/03L-0:on 800214,during Mode 5 operation,while performing local leak rate test,five containment penetration leak rates exceeded Tech Specs.Caused by corrosion buildup on seating surface or valves needing adjustment. (1 page(s), 3/13/1980)
• ML19305A846 - LER 80-010/03L-0:on 800212,during Mode 5 operation, discovered that Tech Spec 24-month local leak rate surveillance requirements had not been performed.Caused by confusion over 24-month surveillance interval. (1 page(s), 3/13/1980)