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Forwards AEOD/E906, "Failure of Steam Generator Isolation Check Valve," technical review rept.Rept concludes that regulatory practice has not identified that steam generator isolation check valves have two safety functions.

Accession Number: ML20246N050

Date Released: Wednesday, September 16, 2020

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• ML20246N045 - Forwards AEOD/E906, "Failure of Steam Generator Isolation Check Valve," technical review rept.Rept concludes that regulatory practice has not identified that steam generator isolation check valves have two safety functions. (2 page(s), 8/30/1989)
• ML20246N058 - Forwards AEOD/E906, "Failure of Steam Generator Isolation Check Valve," technical review rept.Inservice testing of valves should be conducted on regular basis for both forward & reverse flow directions. (1 page(s), 8/30/1989)
• ML20246N072 - Forwards AEOD/E906, "Failure of Steam Generator Isolation Check Valve," technical evaluation rept.Inservice testing of check valves should be conducted on regular basis for both forward & reverse flow directions. (2 page(s), 8/30/1989)
• ML20246N093 - AEOD/E906, "Failure of Steam Generator Isolation Check Valve," technical review rept. (5 page(s), 8/30/1989)