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Forwards LER 93-006-00 re ESF actuations based on low water level signal which resulted from excess weld purge dam matl blocking reactor water level instrument ref leg.

Accession Number: ML20036B878

Date Released: Tuesday, December 1, 2020

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• ML20036B877 - Forwards LER 93-006-00 re ESF actuations based on low water level signal which resulted from excess weld purge dam matl blocking reactor water level instrument ref leg. (1 page(s), 5/28/1993)
• ML20036B879 - LER 93-006-00:on 930501,full reactor protection sys actuation signal received on low water level signal, resulting in ESF actuations.Caused by pressurization of ref line.Obstruction cleared & event discussed w/personnel. (7 page(s), 5/28/1993)