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Inquiry Memo 50-269/71-05 re internal grounding of low voltage,power type containment electrical penetrations noted in Insp Rept 50-269/71-04.Short circuits found in two addl units.Caused by metal shavings between connectors.

Accession Number: ML19256D297

Date Released: Sunday, November 8, 2020

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• ML19322A637 - Discusses nonconformance items re QA program noted during 710504-07 facility insp.Lack of test controls found for cooling sys cleaning,HPIS flush,low pressure injection flush & core flood sys flush procedures.Requests comments. (2 page(s), 5/15/1971)
• ML19256D296 - Forwards safety evaluation of protection,control & emergency power systems. (1 page(s), 5/15/1971)