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05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20087C306  +
CFR
10 CFR 50.73#a2iv +
Correspondence
2CAN038403 +
Docket
05000368  +  and 00368  +
Equipment trip
Reactor Trip +
From
Entergy +, John Marshall +  and Rogers P +
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>.
05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +, 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +  and 05000368/LER-1984-003, :on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +
Issue date
March 5, 1984  +
LER number
3  +
LER year
1,984  +
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>.
06:41:38, 26 May 2025  +
NRC form
NRC Form 366, Licensee Event Report +  and NRC Form l +
Page count
3  +
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)(x) +, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition +, 10 CFR 50.73(a)(2)(viii)(A) +, 10 CFR 50.73(a)(2)(viii)(B) +  and 10 CFR 50.73(a)(2)(1) +
SSC
2CV-4926 +
Site
Arkansas Nuclear +
Site license
NPF-6 +
Start date
March 5, 1984  +
State
Washington +  and Arkansas +
System
Steam Generator +, Main Turbine +  and Main Steam +
Title
:on 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired   +
Title:
On 840130,unit Tripped on Low Steam Generator Pressure W/Concurrent Main Steam Isolation Sys Actuation. Caused by Leaking Boric Acid Addition Flow Control Valve 2CV-4926.Valve Repaired +
To
NRC OFFICE OF ADMINISTRATION (ADM) +
Topic
Boric Acid +
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::3681984003R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML2008/ML20087C306.pdf  +
 
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