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05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20235M461  +
CFR
10 CFR 50.73#a2iv +
Docket
05000443  +, 00443  +  and 00433  +
From
George Thomas +, Eversource Energy +  and Pucko T +
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>.
05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +, 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +  and 05000443/LER-1989-001, :on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +
Issue date
February 21, 1989  +
LER number
1  +
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>.
09:53:48, 3 December 2024  +
NRC form
NRC Form 366, Licensee Event Report +
Page count
3  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
Site
Seabrook +
Site license
NPF-56 +
Start date
February 21, 1989  +
State
New Hampshire +  and Washington +
System
Reactor Coolant System +
Test
Bench test +
Title
:on 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector   +
Title:
On 890121,automatic Isolation of Control Room Ventilation Sys VI Occurred Which Resulted in Transfer of Sys from Normal Mode of Operation to Recirculation Mode. Caused by Failure of Radiation Detector +
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::4431989001R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML2023/ML20235M461.pdf  +
 
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