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Responds to 830407 ltr re ATWS events & reactor trip breaker malfunctions.Language used in IE bulletins revised to ensure specific & general responses.

Accession Number: ML18089A167

Date Released: Friday, November 6, 2020

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• ML18089A166 - Responds to 830407 ltr re ATWS events & reactor trip breaker malfunctions.Language used in IE bulletins revised to ensure specific & general responses. (31 page(s), 5/16/1983)
• ML18089A168 - Requests info re unreported breaker failures,reporting requirements & reliability of 25 cycle pre-startup testing to better understand LER sys. (3 page(s), 4/7/1983)