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05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20245A579  +
CFR
10 CFR 50.73#a2iB +  and 10 CFR 50.73#a2 +
Correspondence
1CAN068911 +
Docket
05000313  +  and 00313  +
From
Entergy +, Ewing E +  and Jacks J +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +, 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +  and 05000313/LER-1989-022, :on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +
Issue date
June 16, 1989  +
LER number
22  +
LER year
1,989  +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
00:54:31, 27 June 2025  +
NRC form
NRC Form 366A +  and NRC Form l +
Page count
4  +
Reporting criterion
10 CFR 50.73(a)(2)(v), Loss of Safety Function +, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability +, 10 CFR 50.73(a)(2)(iv), System Actuation +, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications +, 10 CFR 50.73(a)(2)(x) +, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition +, 10 CFR 50.73(a)(2) +, 10 CFR 50.73(a)(2)(viii)(B) +  and 10 CFR 50.73(a)(2)(1) +
Site
Arkansas Nuclear +
Site license
DPR-51 +
Start date
June 16, 1989  +
State
Washington +  and Arkansas +
System
Steam Generator +, Feedwater +, Emergency Feedwater Initiation and Control +, Main Steam Line +  and Emergency Feedwater System +
TS
TS-3.4.1.4 +
Title
:on 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced   +
Title:
On 890120,RCS Backleakage Occurred Through failed-open Check Valve Resulted in Design Temp of Hpis Piping Being Exceeded.Caused by Failure of Support Designer to Use Correct Load.New Support Replaced +
To
Office of Information Resources Management +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::3131989022R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML2024/ML20245A579.pdf  +
 
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