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05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20079K807  +
CFR
10 CFR 50.73 +, 10 CFR 50.73#a2iv +, 10 CFR 50.73#b2iiF +  and 10 CFR 50.72#b2ii +
Docket
05000289  +  and 00289  +
Equipment trip
Reactor Trip +
Exelon procedure
VM-TM-0209 +
From
FirstEnergy +, Broughton T +  and Hassler D +
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>.
05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +, 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +  and 05000289/LER-1991-003-02, :on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +
Issue date
October 28, 1991  +
LER number
3  +
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>.
04:18:41, 15 December 2024  +
NRC form
NRC Form 366, Licensee Event Report +
Page count
5  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +  and 10 CFR 50.73(b)(2)(ii) +
SSC
0PS-S294 +
Site
Crane +
Site license
Crane +
Start date
October 28, 1991  +
State
Pennsylvania +  and Washington +
System
Steam Generator +, Reactor Coolant System +, Feedwater +, Reactor Protection System +  and Main Turbine +
Title
:on 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised   +
Title:
On 910927,turbine Control Valves Started Opening rapidly,once-through Steam Generator Pressure Began to Drop & Reactor Trip Occurred During Testing.Caused by Inadequate Procedure.Procedure Revised +
To
Office of Information Resources Management +
Topic
Overspeed +  and Overspeed trip +
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::2891991003R02.pdf  +  and http://pbadupws.nrc.gov/docs/ML2007/ML20079K807.pdf  +
 
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