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05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20237F920  +
CFR
10 CFR 50.73 +
Correspondence
NRC-87-0123 +  and NRC-87-0012 +
Cross cutting aspect
S.0(p) +
Docket
05000341  +  and 00341  +
From
DTE Energy +, Shukla G +  and Orser W +
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>.
05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +, 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +  and 05000341/LER-1987-007-01, :on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +
Hours
0.0198 d (0.475 hours, 0.00283 weeks, 6.50655e-4 months)  +, 0.0235 d (0.564 hours, 0.00335 weeks, 7.720345e-4 months)  +  and 0.0235 d (0.564 hours, 0.00336 weeks, 7.73176e-4 months)  +
Issue date
August 17, 1987  +
LER number
7  +
LER year
1,987  +
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>.
00:55:54, 23 May 2025  +
NRC
NRC-87-0123 +  and NRC-87-0012 +
NRC form
NRC Form 364 +  and NRC Form 366, Licensee Event Report +
Page count
5  +
SSC
31so-oio4 +
Site
Fermi +
Site license
NPF-43 +
Start date
August 17, 1987  +
State
Washington +
System
Reactor Protection System +, Reactor Core Isolation Cooling +, Shutdown Cooling +, Reactor Recirculation Pump +  and Residual Heat Removal +
TS
TS-3.4.9.1 +
Title
:on 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued   +
Title:
On 870317,steam Flashing Occurred in RHR Pipes Causing Reactor Protection Sys & Automatic ESF Isolation. Caused by Failure of 24 Inch Injection Check Valve to Open. Open Limit Switch Adjusted & Procedure Issued +
To
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) +
Topic
Reactor Vessel Water Level +, Shift Technical Advisor +  and Loss of Offsite Power +
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::3411987007R01.pdf  +  and http://pbadupws.nrc.gov/docs/ML2023/ML20237F920.pdf  +
 
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