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05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML17286B273  +
CFR
10 CFR 50.73 +  and 10 CFR 50.73#a2iv +
Docket
05000397  +  and 00397  +
From
John Baker +, Energy Northwest +  and Arbuckle 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>.
05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +, 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +  and 05000397/LER-1991-022, :on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +
Hours
0.013 d (0.312 hours, 0.00186 weeks, 4.26921e-4 months)  +, 0.0139 d (0.334 hours, 0.00199 weeks, 4.57361e-4 months)  +  and 0.013 d (0.311 hours, 0.00185 weeks, 4.2616e-4 months)  +
Issue date
October 7, 1991  +
LER number
22  +
LER year
1,991  +
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>.
10:32:53, 8 January 2025  +
NRC form
NRC Form 366A +, NRC Form 366, Licensee Event Report +, NRC Form 368A +  and NRC Form 386 +
Page count
7  +
Procedure
ST +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
SSC
07-91-022 +
Site
Columbia +
Start date
October 7, 1991  +
State
Washington +
System
Shutdown Cooling +, Reactor Pressure Vessel +  and Residual Heat Removal +
Title
:on 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc   +
Title:
On 910905,inboard RHR Sys Shutdown Cooling Supply Valve Automatically Isolated on High Suction Line Flow Signal.Caused by Instrumentation Drift.Sys Realigned & Loop B Placed Back in Svc +
To
Office of Information Resources Management +
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https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::3971991022R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML1728/ML17286B273.pdf  +
 
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