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05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20098D155  +
CFR
10 CFR 50.73#a2iv +
Correspondence
L 50 +
Docket
05000374  +  and 00374  +
From
Exelon +, Washko J +  and Diederich G +
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>.
05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +, 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +  and 05000374/LER-1992-006-03, :on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +
Hours
0.0098 d (0.235 hours, 0.0014 weeks, 3.222835e-4 months)  +  and 0.00984 d (0.236 hours, 0.00141 weeks, 3.23425e-4 months)  +
Issue date
May 20, 1992  +
L
L 50 +
LER number
6  +
LER year
1,992  +
Manufacturer
General Electric +
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>.
02:25:17, 26 May 2025  +
Page count
6  +
Project stage
Request  +
Reporting criterion
10 CFR 50.73(a)(2)(v), Loss of Safety Function +, 10 CFR 50.73(a)(2)(iv), System Actuation +, 10 CFR 50.73(a)(2)(i) +, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition +, 10 CFR 50.73(a)(2) +, 10 CFR 50.73(a)(2)(viii)(A) +  and 10 CFR 50.73(a)(2)(viii)(B) +
SSC
2G33-F004 +, 2G33-F040 +, 2G33-F001 +, 2G33-F340B +, 2G33-F001-and +, 2H13-P502 +  and 2G33-F3400 +
Site
LaSalle +
Start date
May 20, 1992  +
State
Illinois +  and Washington +
System
Primary containment +  and Safety Relief Valve +
Title
:on 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves   +
Title:
On 920420,high Differential Flow Alarm Signal Received from Sys Instrumentation While RWCU Sys Being Shut Down.Caused by RWCU Valve Closing Prior to Shutdown. Stroke Testing Completed for Isolation Valves +
To
Office of Nuclear Reactor Regulation +
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::3741992006R03.pdf  +  and http://pbadupws.nrc.gov/docs/ML2009/ML20098D155.pdf  +
 
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