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Forwards LER 93-004-00 re fuse actuation which caused unplanned automatic ESF sys actuation & interruption of shutdown cooling.

Accession Number: ML20044D485

Date Released: Thursday, February 27, 2020

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• ML20044D484 - Forwards LER 93-004-00 re fuse actuation which caused unplanned automatic ESF sys actuation & interruption of shutdown cooling. (1 page(s), 5/14/1993)
• ML20044D488 - LER 93-004-00:on 930414,unplanned ESF sys actuation occurred when LPCI valve automatically reclosed.Caused by inadvertent grounding of logic circuit,resulting in blown fuse.Fuse replaced & operating order issued. (6 page(s), 5/14/1993)