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Forwards LER 92-013-00 reporting results of equipment root cause of failure evaluation of economizer feedwater isolation valve 4-way valves.Also reported per Part 21 by vendor (Anchor-Darling).

Accession Number: ML17306B119

Date Released: Tuesday, July 31, 2018

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• ML17306B118 - Forwards LER 92-013-00 reporting results of equipment root cause of failure evaluation of economizer feedwater isolation valve 4-way valves.Also reported per Part 21 by vendor (Anchor-Darling). (6 page(s), 11/8/1992)
• ML17306B120 - LER 92-013-00:on 920902,determined that three economizer feedwater isolation 4-way valve failures probably due to mfg defects.Caused by improper machining & less than acceptable dedication program.Also reported per Part 21. (14 page(s), 11/8/1992)