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{{#Wiki_filter:ACCEI.ERAT@9DOCUMENTDISTUTIONSYSTEMREGULAT~INFORMATIONDISTRIBUTIONSTEM(RIDS)ACCESSIONNBR:9311170036DOC.DATE:93/11/10,NOTARIZED:NOFACIL:50-244RobertEmmetGinnaNuclearPlant,Unit1,RochesterGAUTH.NAMEAUTHORAFFILIATIONSTMARTIN,J.T.RochesterGasaElectricCorp.MECREDY,R.C.RochesterGas&ElectricCorp.RECIP.NAMERECIPIENTAFFILIATIONDOCKET05000244JOHNSON,A.R.ProjectDirectorateI-3
{{#Wiki_filter:ACCEI.ERAT@9 DOCUMENTDISTUTIONSYSTEMREGULAT~INFORMATION DISTRIBUTION STEM(RIDS)ACCESSION NBR:9311170036 DOC.DATE:
93/11/10,NOTARIZED:
NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAMEAUTHORAFFILIATION STMARTIN,J.T.
Rochester GasaElectricCorp.MECREDY,R.C.
Rochester Gas&ElectricCorp.RECIP.NAME RECIPIENT AFFILIATION DOCKET05000244JOHNSON,A.R.
ProjectDirectorate I-3


==SUBJECT:==
==SUBJECT:==
LER93-005-00:on931011,duetomisinterpretationofTS4.6.l.e.3.(a)requirements,verificationofloadshedding'apabilityofsafeguardsloadsnotadequatelyperformed.Testingcompletedtoverifycapability.W/931110ltr.DISTRIBUTIONCODE:IE22TCOPIESRECEIVED:LTRQENCLQSIZE:I~TITLE:50.73/50.9LicenseeEventReport(LER),IncidentRpt,etc.DNOTES:LicenseExpdateinaccordancewith10CFR2,2.109(9/19/72).05000244DRECIPIENTIDCODE/NAMEPDl-3LAJOHNSON,A1INTERNAL:AEOD/DOAAEOD/ROAB/DSPNRR/DE/EMEBNRR/DRCH/HHFBNRR/DRCH/HOLBNRR/DRSS/PRPBNRR/DSSA/SRXBRES/DSIR/EIBEXTERNAL:EGSGBRYCEPJ.HNRCPDRNSICPOOREPW.COPIESLTTRENCL11111122111111221111221111RECIPIENTIDCODE/NAMEPD1-3PDAEOD/DSP/TPABNRR/DE/EELBNRR/DORS/OEABNRR/DRCH/HICBNRR/DRZL/RPEBBASSASPLBREGILE02RGFILE01LSTLOBBYWARDNSICMURPHY,G.ANUDOCSFULLTXTCOPIESLTTRENCL111111111111111~111111111DDNOTETOALL"RIDS"RECIPIENTS:PLEASEHELPUSTOREDUCEWASTElCONTACI'HEDOCUMENTCONTROLDESK,ROOMPl-37(EXT.504-2065)TO,ELIMINATEYOURNAMEFROMDISTRIBUTIONLISISFORDOCUMENTSYOUDON'TNEEDfDrrvrrFULLTEXTCONVERSIONREQUIREDTOTALNUMBEROFCOPIESREQUIRED:LTTR28ENCL28  
LER93-005-00:on 931011,due tomisinterpretation ofTS4.6.l.e.3.(a) requirements, verification ofloadshedding'apability ofsafeguards loadsnotadequately performed.
'l jeylvmIgeZZaxri"jrI]'jljj'J'ii'OCHESTERGASANDELECTRICCORPORATIONROBERTCMECREDYVicePreridenlCinnaNuclearProductionerrew~~~IIC/'gcoensrArc~89EASTAVENUE,ROCHESTERN.Y.14649-0001TEi.EpHolrEAREACODE7l65462700November10,1993U.S.NuclearRegulatoryCommissionAttn:AllenR.JohnsonProjectDirectorateI-3DocumentControlDeskNashington,DC20555
Testingcompleted toverifycapability.W/931110 ltr.DISTRIBUTION CODE:IE22TCOPIESRECEIVED:LTR QENCLQSIZE:I~TITLE:50.73/50.9 LicenseeEventReport(LER),IncidentRpt,etc.DNOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).
05000244DRECIPIENT IDCODE/NAME PDl-3LAJOHNSON,A 1INTERNAL:
AEOD/DOAAEOD/ROAB/DSP NRR/DE/EMEB NRR/DRCH/HHFB NRR/DRCH/HOLB NRR/DRSS/PRPB NRR/DSSA/SRXB RES/DSIR/EIB EXTERNAL:
EGSGBRYCEPJ.H NRCPDRNSICPOOREPW.COPIESLTTRENCL11111122111111221111221111RECIPIENT IDCODE/NAME PD1-3PDAEOD/DSP/TPAB NRR/DE/EELB NRR/DORS/OEAB NRR/DRCH/HICB NRR/DRZL/RPEB BASSASPLBREGILE02RGFILE01LSTLOBBYWARDNSICMURPHY,G.A NUDOCSFULLTXTCOPIESLTTRENCL111111111111111~111111111DDNOTETOALL"RIDS"RECIPIENTS:
PLEASEHELPUSTOREDUCEWASTElCONTACI'HE DOCUMENTCONTROLDESK,ROOMPl-37(EXT.504-2065)
TO,ELIMINATE YOURNAMEFROMDISTRIBUTION LISISFORDOCUMENTS YOUDON'TNEEDfDrrvrrFULLTEXTCONVERSION REQUIREDTOTALNUMBEROFCOPIESREQUIRED:
LTTR28ENCL28  
'l jeylvmIgeZZaxri "jrI]'jljj'J'ii'OCHESTER GASANDELECTRICCORPORATION ROBERTCMECREDYVicePreridenl CinnaNuclearProduction errew~~~IIC/'gcoensrArc~89EASTAVENUE,ROCHESTER N.Y.14649-0001 TEi.EpHolr EAREACODE7l65462700November10,1993U.S.NuclearRegulatory Commission Attn:AllenR.JohnsonProjectDirectorate I-3DocumentControlDeskNashington, DC20555


==Subject:==
==Subject:==
LER93-005,FailuretoPerformSurveillance,DuetoMisinterpretationofRequirements,CausesaConditionProhibitedbyPlantTechnicalSpecificationsR.E.GinnaNuclearPowerPlantDocketNo.50-244Inaccordancewith10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"anyoperationorconditionprohibitedbytheplant'sTechnicalSpecifications",theattachedLicenseeEventReportLER93-005isherebysubmitted.Thiseventhasinnowayaffectedthepublic'shealthandsafety.Verytrulyyours,RobertC.Meredyxc:U.S.NuclearRegulatoryCommissionRegionI475AllendaleRoadKingofPrussia,PA19406GinnaUSNRCSeniorResidentInspector931117003b'7i31110PDRADOCK05000244SPDR  
LER93-005,FailuretoPerformSurveillance, DuetoMisinterpretation ofRequirements, CausesaCondition Prohibited byPlantTechnical Specifications R.E.GinnaNuclearPowerPlantDocketNo.50-244Inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"anyoperation orcondition prohibited bytheplant'sTechnical Specifications",
theattachedLicenseeEventReportLER93-005isherebysubmitted.
Thiseventhasinnowayaffectedthepublic'shealthandsafety.Verytrulyyours,RobertC.Meredyxc:U.S.NuclearRegulatory Commission RegionI475Allendale RoadKingofPrussia,PA19406GinnaUSNRCSeniorResidentInspector 931117003b
'7i31110PDRADOCK05000244SPDR  


NRCFORH366(5-92)U.SNUCLEARREGULATORYCOHHISSIONAPPROVEDBYQLBNO.3150-0104EXPIRES5/31/95LICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/charactersforeachblock)ESTIHATEDBURDENPERRESPONSETOCOHPLYWITHTHISINFORHATIONCOLLECTIONREOUEST:50.0HRS.FORWARDCOHMENTSREGARDINGBURDENESTIHATETOTHEIHFORHATIONANDRECORDSMANAGEHENTBRANCH(HNBB7714),U.S.NUCLEARREGULATORYCOHHISSION,WASHIHGTON,DC20555-0001ANDTOTHEPAPERWORKREDUCTIONPROJECT(31500104),OFFICEOFHANAGEMENTANDBUDGETWASHINGTONDC20503.FAcILITYNAME(1)R.E~GinnaNuclearPowerPlantDOCKETNQSER(2)05000244PAGE(3)1OF9TITLE(4)FailuretoPerformSurveillance,DuetoMisinterpretationofRequirements,CausesaConditionProhibitedbyPlantTechnicalSpecificationsEVENTDATE5LERNINBER6REPORTDATE7OTHERFACILITIESINVOLVED8HONTH10DAYYEARYEAR119393SEQUENTIALNUMBER-005-REVISIONNUMBER00HONTHDAYYEAR1093FACILITYNAMEFACILITYNAMEDOCKETNUMBER05000DOCKETNUMBER05000OPERATINGM<X)E(9)POWERLEVEL(10)N09720.402<b)20.405(a)(1)(i)20.405(a)(1)<ii)20.405(a)(1)(iii)20.405(a)(1)(iv)20.405(a)(1)(v)20.405(c)50.36<c)(1)50.36(c)(2))(50.73(a)(2)(i)50.73(a)(2)(ii)50.73(a)(2)(iii)LICENSEECONTACTFORTHISLER1250'3(a)(2)(iv)50.73(a)(2)(v)50.73(a)(2)(vii)50.73(a)(2)(viii)(A)50'3(a)(2)(viii)(B)50.73(a)(2)(x)73.71(b)73.71(c)OTHER(SpecifyinAbstractbelowandinText,NRCForm366ATHISREPORTISSUBMITTEDPURSUANTTOTHEREQUIREMENTSOF10CFR:Checkoneormore11NAHEJohnT.St.Hartin-Director,OperatingExperienceTELEPHONENUHBER(IncludeAreaCode)(315)524-4446C<NPLETEONELINEFOREACHCOMPONENTFAILUREDESCRIBEDINTHISREPORT13CAUSESYSTEHCOMPONENTHANUFACTURERREPORTABLETONPRDS';;ip:4:+IPQ+IPqx".'AUSESYSTEHCOMPONENTHANUFACTURERREPORTABLETONPRDSSUPPLEMENTALREPORTEXPECTED14YES(Ifyes,completeEXPECTEDSUBMISSIONDATE).XNOEXPECTEDSUBMISSIONDATE(15)HONTHDAYYEARABSTRACT(Limitto1400spaces,i.e.,approximately15single-spacedtypewrittenlines)(16)OnOctober11,1993,at1330EDST,withthereactoratapproximately97'.fullpower,evaluationofsurveillancetestingproceduresdeterminedthatTechnicalSpecification4.6.1.e.3.(a)requirementsweremisinterpreted.Therefore,itwasconcludedthatverificationofloadsheddingcapabilityofsafeguardsloadshadnotbeenadequatelyperformed.Immediatecorrectiveactionwasinitiatedtocompletetestingthatwouldverifythisloadsheddingcapability.Thistestingwascompletedwithin24hoursofdiscovery,achievingcompliancewithTechnicalSpecification4.6.1.e.3.(a)requirements.TheunderlyingcauseofthefailuretoperformthissurveillancewasamisinterpretationofTechnicalSpecificationsurveillancerequirements.(ThiseventisNUREG-1220(E)causecode.)Correctiveactionwastoperformthetesting.CorrectiveactiontoprecluderepetitionisoutlinedinSectionV(B).NRCFORM366(5-92)'  
NRCFORH366(5-92)U.SNUCLEARREGULATORY COHHISSIONAPPROVEDBYQLBNO.3150-0104 EXPIRES5/31/95LICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/characters foreachblock)ESTIHATED BURDENPERRESPONSETOCOHPLYWITHTHISINFORHATION COLLECTION REOUEST:50.0HRS.FORWARDCOHMENTSREGARDING BURDENESTIHATETOTHEIHFORHATION ANDRECORDSMANAGEHENT BRANCH(HNBB7714),U.S.NUCLEARREGULATORY COHHISSION, WASHIHGTON, DC20555-0001 ANDTOTHEPAPERWORK REDUCTION PROJECT(31500104),OFFICEOFHANAGEMENT ANDBUDGETWASHINGTON DC20503.FAcILITYNAME(1)R.E~GinnaNuclearPowerPlantDOCKETNQSER(2)05000244PAGE(3)1OF9TITLE(4)FailuretoPerformSurveillance, DuetoMisinterpretation ofRequirements, CausesaCondition Prohibited byPlantTechnical Specifications EVENTDATE5LERNINBER6REPORTDATE7OTHERFACILITIES INVOLVED8HONTH10DAYYEARYEAR119393SEQUENTIAL NUMBER-005-REVISIONNUMBER00HONTHDAYYEAR1093FACILITYNAMEFACILITYNAMEDOCKETNUMBER05000DOCKETNUMBER05000OPERATING M<X)E(9)POWERLEVEL(10)N09720.402<b) 20.405(a)(1)(i)20.405(a)(1)<ii) 20.405(a)(1)(iii) 20.405(a)(1)(iv) 20.405(a)(1)(v) 20.405(c) 50.36<c)(1)50.36(c)(2)
)(50.73(a)(2)(i) 50.73(a)(2)(ii) 50.73(a)(2)(iii)
LICENSEECONTACTFORTHISLER1250'3(a)(2)(iv) 50.73(a)(2)(v) 50.73(a)(2)(vii) 50.73(a)(2)(viii)(A) 50'3(a)(2)(viii)(B) 50.73(a)(2)(x) 73.71(b)73.71(c)OTHER(SpecifyinAbstractbelowandinText,NRCForm366ATHISREPORTISSUBMITTED PURSUANTTOTHEREQUIREMENTS OF10CFR:Checkoneormore11NAHEJohnT.St.Hartin-Director, Operating Experience TELEPHONE NUHBER(IncludeAreaCode)(315)524-4446C<NPLETEONELINEFOREACHCOMPONENT FAILUREDESCRIBED INTHISREPORT13CAUSESYSTEHCOMPONENT HANUFACTURER REPORTABLE TONPRDS';;ip:4:+I PQ+IPqx".'AUSE SYSTEHCOMPONENT HANUFACTURER REPORTABLE TONPRDSSUPPLEMENTAL REPORTEXPECTED14YES(Ifyes,completeEXPECTEDSUBMISSION DATE).XNOEXPECTEDSUBMISSION DATE(15)HONTHDAYYEARABSTRACT(Limitto1400spaces,i.e.,approximately 15single-spaced typewritten lines)(16)OnOctober11,1993,at1330EDST,withthereactoratapproximately 97'.fullpower,evaluation ofsurveillance testingprocedures determined thatTechnical Specification 4.6.1.e.3.(a) requirements weremisinterpreted.
Therefore, itwasconcluded thatverification ofloadsheddingcapability ofsafeguards loadshadnotbeenadequately performed.
Immediate corrective actionwasinitiated tocompletetestingthatwouldverifythisloadsheddingcapability.
Thistestingwascompleted within24hoursofdiscovery, achieving compliance withTechnical Specification 4.6.1.e.3.(a) requirements.
Theunderlying causeofthefailuretoperformthissurveillance wasamisinterpretation ofTechnical Specification surveillance requirements.
(ThiseventisNUREG-1220 (E)causecode.)Corrective actionwastoperformthetesting.Corrective actiontoprecluderepetition isoutlinedinSectionV(B).NRCFORM366(5-92)'  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCOHIISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYOMBNO3150-0104EXPIRES5/31/95ESTIHATEDBURDENPERRESPONSETOCOHPLYWITHTHISINFORHATIONCOLLECTIONREQUEST:50.0HRS.FORWARDCOMMENTSREGARDINGBURDENESTIMATETOTHEINFORMATIONANDRECORDSHANAGEHEHTBRANCH(MNBB7714),U.S.NUCLEARREGULATORYCOHMISSION,WASHINGTON,DC20555-0001,ANDTOTHEPAPERWORKREDUCTIONPROJECT(3150.0104),OFFICEOFMAHAGEHENTANDBUDGETWASHINGTOHDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244YEAR93--005--00LERHIMBER6SEQUENTIALREVISIONPAGE32OF9tTEXT(Ifmorespaceisrequired,useadditionalcopiesofHRCForm366A)(17)PRE-EVENTPLANTCONDITIONSTheplantwasatapproximately979.steadystatereactorpower.Anevaluationofsurveillancetestprocedureswasinprogress,toaddresspotentialnon-compliancewithTechnicalSpecification4.6.1.e.3.(a)surveillancerequirementstoverifyloadsheddingfromtheemergencybuses.II.DESCRIPTIONOFEVENTA.DATESANDAPPROXIMATETIMESOFMAJOROCCURRENCES:1.October11,1993,1330EDST:Eventdateandapproximatetime.2.October11,1993,1330EDST:Discoverydateandapproximatetime.3.October11,1993,2037EDST:Initiatedtestingtoverifyloadsheddingcapabilityforloadsonemergencybus14.4.October12,1993,0441EDST:Initiatedtestingtoverifyloadsheddingcapabilityforloadsonemergencybus18.5.October12,1993,0447EDST:Completedtestingofloadsheddingforsafeguardsloadsfromemergencybus14.6.October12,1993,0539EDST:Completedtestingofloadsheddingforsafeguardsloadsfromemergencybus18.Loadsheddingwassatisfactorilyverifiedforthe"A"trainofsafeguardsequipment.7.October12,1993,0540EDST:Initiatedtestingtoverifyloadsheddingcapabilityforloadsonemergencybus17.8.October12,1993,0625EDST:Completedtestingtoverifyloadsheddingforsafeguardsloadsfromemergencybus17.9.October12,1993,0626EDST:Initiatedtestingtoverifyloadsheddingcapabilityforloadsonemergencybus16.NRCFORH366A(5-92)  
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY COHIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO3150-0104 EXPIRES5/31/95ESTIHATED BURDENPERRESPONSETOCOHPLYWITHTHISINFORHATION COLLECTION REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORMATION ANDRECORDSHANAGEHEHT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COHMISSION, WASHINGTON, DC20555-0001, ANDTOTHEPAPERWORK REDUCTION PROJECT(3150.0104),
OFFICEOFMAHAGEHENT ANDBUDGETWASHINGTOH DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244YEAR93--005--00LERHIMBER6SEQUENTIAL REVISIONPAGE32OF9tTEXT(Ifmorespaceisrequired, useadditional copiesofHRCForm366A)(17)PRE-EVENT PLANTCONDITIONS Theplantwasatapproximately 979.steadystatereactorpower.Anevaluation ofsurveillance testprocedures wasinprogress, toaddresspotential non-compliance withTechnical Specification 4.6.1.e.3.(a) surveillance requirements toverifyloadsheddingfromtheemergency buses.II.DESCRIPTION OFEVENTA.DATESANDAPPROXIMATE TIMESOFMAJOROCCURRENCES:
1.October11,1993,1330EDST:Eventdateandapproximate time.2.October11,1993,1330EDST:Discovery dateandapproximate time.3.October11,1993,2037EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus14.4.October12,1993,0441EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus18.5.October12,1993,0447EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus14.6.October12,1993,0539EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus18.Loadsheddingwassatisfactorily verifiedforthe"A"trainofsafeguards equipment.
7.October12,1993,0540EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus17.8.October12,1993,0625EDST:Completed testingtoverifyloadsheddingforsafeguards loadsfromemergency bus17.9.October12,1993,0626EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus16.NRCFORH366A(5-92)  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCQIIISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYMBNO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLYlllTHTHISINFORMATIONCOLLECTIONREQUEST:50.0HRS.FORNARDCOMMENTSREGARDINGBURDENESTIMATETOTHEINFORHATIONANDRECORDSMANAGEMENTBRANCH(MNBB7714),U.S.NUCLEARREGULATORYCOMHISSION,NASHINGTOH,DC20555-0001ANDTOTHEPAPERNORKREDUCTIONPROJECT(3140-0104),OFFICEOFMANAGEMENTANDBUDGETIJASHINGTONDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINBER2YEAR0500024493LERNNBER6SEQUENTIALM--005--REVISION00PAGE33OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofNRCForm366A)(17)10.October12,1993,0716EDST:"B"componentcoolingwater(CCW)pumpoperabilitywasindeterminate.Thepumpwasdeclaredinoperableandremovedfromservice.11.October12,1993,0950EDST:Completedtestingofloadsheddingforsafeguardsloadsfromemergencybus16.Loadsheddingwassatisfactorilyverifiedforthe"B"trainofsafeguardsequipment,exceptforthe"B"CCWpump.12.October12,1993,1003EDST:Withthecompletionoftestingforthe"A"and"B"trainsofsafeguardsequipment,compliancewithTechnicalSpecification4.6.1.e.3.(a)wasachieved.13.October12,1993,1939EDST:"B"CCWpumpdeclaredoperable.B.EVENT:OnOctober11,1993,atapproximately1330EDST,stationandengineeringstaffconfirmedthatsurveillancetestprocedureshadnotfullycompliedwiththerequirementsofTechnicalSpecification(TS)4.6.1.e.3.(a),inthatverificationofloadsheddingofsafeguardsloadspoweredfromtheemergencybuses(buses14,16,17,and18),whilesimulatingalossofoffsitepowerinconjunctionwithasafetyinjection(SI)testsignal,hadnotbeenperformedasrequired.TheguidanceofNRCGenericLetter(GL)87-09,entitled"Sections3.0and4.0oftheStandardTechnicalSpecifications(STS)ontheApplicabilityofLimitingConditionsforOperationandSurveillanceRequirements",wasfollowed.Boththe"A"and"B""dieselgenerators(D/Gs)wereavailabletoperformallintendedfunctions.Failuretoperformthesurveillancewithinthespecifiedtimeintervalconstitutedanon-compliancewiththeOperabilityRequirementsoftheLimitingConditionsforOperation(LCO).NRCFORH366A(5-92)  
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQIIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYlllTHTHISINFORMATION COLLECTION REQUEST:50.0HRS.FORNARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORHATION ANDRECORDSMANAGEMENT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COMHISSION, NASHINGTOH, DC20555-0001 ANDTOTHEPAPERNORK REDUCTION PROJECT(3140-0104),
OFFICEOFMANAGEMENT ANDBUDGETIJASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINBER2YEAR0500024493LERNNBER6SEQUENTIAL M--005--REVISION00PAGE33OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)10.October12,1993,0716EDST:"B"component coolingwater(CCW)pumpoperability wasindeterminate.
Thepumpwasdeclaredinoperable andremovedfromservice.11.October12,1993,0950EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus16.Loadsheddingwassatisfactorily verifiedforthe"B"trainofsafeguards equipment, exceptforthe"B"CCWpump.12.October12,1993,1003EDST:Withthecompletion oftestingforthe"A"and"B"trainsofsafeguards equipment, compliance withTechnical Specification 4.6.1.e.3.(a) wasachieved.
13.October12,1993,1939EDST:"B"CCWpumpdeclaredoperable.
B.EVENT:OnOctober11,1993,atapproximately 1330EDST,stationandengineering staffconfirmed thatsurveillance testprocedures hadnotfullycompliedwiththerequirements ofTechnical Specification (TS)4.6.1.e.3.(a),
inthatverification ofloadsheddingofsafeguards loadspoweredfromtheemergency buses(buses14,16,17,and18),whilesimulating alossofoffsitepowerinconjunction withasafetyinjection (SI)testsignal,hadnotbeenperformed asrequired.
TheguidanceofNRCGenericLetter(GL)87-09,entitled"Sections 3.0and4.0oftheStandardTechnical Specifications (STS)ontheApplicability ofLimitingConditions forOperation andSurveillance Requirements",
wasfollowed.
Boththe"A"and"B""dieselgenerators (D/Gs)wereavailable toperformallintendedfunctions.
Failuretoperformthesurveillance withinthespecified timeintervalconstituted anon-compliance withtheOperability Requirements oftheLimitingConditions forOperation (LCO).NRCFORH366A(5-92)  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCQIIISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYOMBNO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOHPLYNITHTHISINFORMATIONCOLLECTIOHREQUEST:50.0HRS.FORWARDCOMMENTSREGARDINGBURDENESTIMATETOTHEIHFORMATIOHANDRECORDSMANAGEMENTBRANCH(MHBB7714),U.S.NUCLEARREGULATORYCOMMISSION,MASHINGTON,DC20555-0001ANDTOTHEPAPERNORKREDUCTIONPROJECT(3110-0104),OFFICEOFMANAGEMENTANDBUDGETNASHINGTONDC20503.FACILITYNAMER.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNINIBER6YEARSEQUENTIALM93-005--REVISIONM00PAGE34OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofNRCForm366A)(17)SurveillancetestingtoverifycompliancewithTS4.6.1.e.3.(a)wasinitiatedonOctober11,1993,atapproximately2037EDST,witheachemergencybusbeingtestedsequentially.Testingforthe"A"trainofsafeguardsequipment(emergencybuses14and18)wascompletedatapproximately0539EDST(onOctober12,1993),andtestingforthe"B"train(emergencybuses16and17)wascompletedatapproximately0950EDST.TechnicalSpecificationcompliancewasachievedatapproximately1003EDST.Duringtestingofthe"B"train,resistancereadingofarelaycontactassociatedwiththe"B"CCWpumpbreakerUndervoltageTripcircuitrydidnotmeetthespecifiedacceptancecriteria.Despitehavingconfidencethatthehigherresistancedidnotimpedethe"B"CCWpumploadsheddingfeature,thestationstaffelectedtodeclarethe"B"CCWpumpinoperable.The"B"CCWpumpwasremovedfromservice,andtheappropriateTSLCOwasentered,untilfunctionaltestingand/orcorrectivemaintenancecouldverifyacceptablecircuitoperation.Subsequently,the"B"CCWpumpbreakerwasrackedintothetestposition,closedfromtheMainControlBoard,andsuccessfullytriptestedbyactuatingtheundervoltagecircuitry.Thistestdemonstratedacceptableloadsheddingcapability.Followingthisverificationofcircuitoperability,correctivemaintenancewasperformedtoimprovecircuitperformance.Thecorrectivemaintenanceconsistedofburnishingofanauxiliaryrelaycontactinthepumptripcircuitry.Thecorrectivemaintenanceprovedsuccessful,withsubsequentresistancereadingsmeetingtheacceptancecriteria.The"B"CCWpumpwasrestoredtoserviceanddeclaredoperable.Note'hatthefunctionaltriptest,'whichwassuccessfullyperformedpriortothecorrectivemaintenance,demonstratedacceptableloadsheddingcapabilityforthe"B"CCWpump.HRCFORM366A(5-92) lf NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCNHIISSIOHLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYWHO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLYWITHTHISINFORMATIONCOLLECTIONREQUEST:50.0HRS.FORMARDCOMMENTSREGARDIHGBURDEHESTIMATETOTHEINFORMATIONAHDRECORDSMANAGEMENTBRANCH(MHBB7714),U.S.NUCLEARREGULATORYCOMMISSION,IIASHINGTON,DC20555-0001AHDTOTHEPAPERISRKREDUCI'IONPROJECT(3140-0104),OFFICEOFMAHAGEMENTAHDBUDGETUASHIHGTONDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINSER205000244YEARLERNIMBER6SEQUENTIAL93-005--REVISION00PAGE35OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofHRCForm366A)(17)C~INOPERABLESTRUCTURESiCOMPONENTSiORSYSTEMSTHATCONTRIBUTEDTOTHEEVENT:None.D.OTHERSYSTEMSORSECONDARYFUNCTIONSAFFECTED:None.E.METHODOFDISCOVERY:ThiseventwasapparentaftercompletionofanevaluationofTS4.6.1.e.3.(a)andsurveillancetestprocedures(proceduresRSSP2'iRSSP2'AiRSSP2'iRSSP19'SSP20iPT9''4iPT-9.1.16,PT-9.1.17,andPT-9.1.18).Thisevaluationdeterminedthatverificationofloadsheddingcapabilityofsafeguardsloadsfromtheemergencybuseshadnotbeenadequatelyperformed.F.OPERATORACTION:TheControlRoomoperatorswerenotifiedofthefailuretofullycomplywiththerequirementsofTS,andthattheguidanceofNRCGL87-09provideda24hourperiodtocompletetherequiredsurveillancetesting.G.SAFETYSYSTEMRESPONSE:None.HRCFORM366A(5-92)  
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQIIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOHPLYNITHTHISINFORMATION COLLECTIOH REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEIHFORMATIOH ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION, MASHINGTON, DC20555-0001 ANDTOTHEPAPERNORK REDUCTION PROJECT(3110-0104),
OFFICEOFMANAGEMENT ANDBUDGETNASHINGTON DC20503.FACILITYNAMER.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNINIBER6YEARSEQUENTIAL M93-005--REVISIONM00PAGE34OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)Surveillance testingtoverifycompliance withTS4.6.1.e.3.(a) wasinitiated onOctober11,1993,atapproximately 2037EDST,witheachemergency busbeingtestedsequentially.
Testingforthe"A"trainofsafeguards equipment (emergency buses14and18)wascompleted atapproximately 0539EDST(onOctober12,1993),andtestingforthe"B"train(emergency buses16and17)wascompleted atapproximately 0950EDST.Technical Specification compliance wasachievedatapproximately 1003EDST.Duringtestingofthe"B"train,resistance readingofarelaycontactassociated withthe"B"CCWpumpbreakerUndervoltage Tripcircuitry didnotmeetthespecified acceptance criteria.
Despitehavingconfidence thatthehigherresistance didnotimpedethe"B"CCWpumploadsheddingfeature,thestationstaffelectedtodeclarethe"B"CCWpumpinoperable.
The"B"CCWpumpwasremovedfromservice,andtheappropriate TSLCOwasentered,untilfunctional testingand/orcorrective maintenance couldverifyacceptable circuitoperation.
Subsequently, the"B"CCWpumpbreakerwasrackedintothetestposition, closedfromtheMainControlBoard,andsuccessfully triptestedbyactuating theundervoltage circuitry.
Thistestdemonstrated acceptable loadsheddingcapability.
Following thisverification ofcircuitoperability, corrective maintenance wasperformed toimprovecircuitperformance.
Thecorrective maintenance consisted ofburnishing ofanauxiliary relaycontactinthepumptripcircuitry.
Thecorrective maintenance provedsuccessful, withsubsequent resistance readingsmeetingtheacceptance criteria.
The"B"CCWpumpwasrestoredtoserviceanddeclaredoperable.
Note'hatthefunctional triptest,'whichwassuccessfully performed priortothecorrective maintenance, demonstrated acceptable loadsheddingcapability forthe"B"CCWpump.HRCFORM366A(5-92) lf NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CNHIISSIOH LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYWHO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORMATION COLLECTION REQUEST:50.0HRS.FORMARDCOMMENTSREGARDIHGBURDEHESTIMATETOTHEINFORMATION AHDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION, IIASHINGTON, DC20555-0001 AHDTOTHEPAPERISRK REDUCI'ION PROJECT(3140-0104),
OFFICEOFMAHAGEMENT AHDBUDGETUASHIHGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINSER205000244YEARLERNIMBER6SEQUENTIAL 93-005--REVISION00PAGE35OF9TEXT(Ifmorespaceisrequired, useadditional copiesofHRCForm366A)(17)C~INOPERABLE STRUCTURES iCOMPONENTS iORSYSTEMSTHATCONTRIBUTEDTOTHEEVENT:None.D.OTHERSYSTEMSORSECONDARY FUNCTIONS AFFECTED:
None.E.METHODOFDISCOVERY:
Thiseventwasapparentaftercompletion ofanevaluation ofTS4.6.1.e.3.(a) andsurveillance testprocedures (procedures RSSP2'iRSSP2'AiRSSP2'iRSSP19'SSP20iPT9''4iPT-9.1.16, PT-9.1.17, andPT-9.1.18).
Thisevaluation determined thatverification ofloadsheddingcapability ofsafeguards loadsfromtheemergency buseshadnotbeenadequately performed.
F.OPERATORACTION:TheControlRoomoperators werenotifiedofthefailuretofullycomplywiththerequirements ofTS,andthattheguidanceofNRCGL87-09provideda24hourperiodtocompletetherequiredsurveillance testing.G.SAFETYSYSTEMRESPONSE:
None.HRCFORM366A(5-92)  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCOMMISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYmNO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLYWITHTHISINFORMATIONCOLLECTIONREQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHGBURDENESTIMATETOTHEINFORMATIONANDRECORDSMANAGEMENTBRANCH(MHBB7714),U.STNUCLEARREGULATORYCOMMISSION,WASHINGTON,DC20555-0001AHDTOTHEPAPERWORKREDUCTIONPROJECT(3140-0104),OFFICEOFMANAGEMENTANDBUDGETWASHINGTONDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHLNBER2YEAR0500024493--005--00LERNUMBER6SEQUENTIALREVISIONPAGE36OF9TEXT(lfmorespaceisrequired,useadditionalcopiesof,NRCForm366A)(17)III.CAUSEOFEVENTA.IMMEDIATECAUSE:TheimmediatecauseforfailuretofullycomplywithrequirementsofTSwasproceduraldeficiency,inthatsurveillancetestproceduresdidnotcompletelyreflecttherequirementsofTS4.6.1.e.3.(a).B.ROOTCAUSE:TheunderlyingcauseoftheproceduraldeficiencieswasamisinterpretationofTSsurveillancerequirements.TS4.6.1.e.3.(a)hadbeenpreviouslyinterpretedthattheloadsheddingcapabilitiesrequiredtobeverifiedwereforthenon-essentialloadspoweredfromtheemergencybuses.Thiscapability(fornon-essentialloads)hasbeentestedbysimulatingaSIsignalduringperformanceofproceduresRSSP-2.1andRSSP-2.1A,whichareperformedeachrefuelingoutage.Theneedtoverifyloadsheddingcapabilitiesforsafeguardsloads,withbothundervoltageandSIpresent,hadnotbeenconsideredinthisinterpretation.(ThiseventisNUREG-1220(E)causecode,Management/QualityAssuranceDeficiency).IV.ANALYSISOFEVENT:IThiseventisreportableinaccordancewith10CFR50'3iLicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperationorconditionprohibitedbytheplant'sTechnicalSpecifications".Failuretoperformthesurveillancetoverifyloadsheddingfromtheemergencybusesforgreaterthan18monthsisaconditionprohibitedbyGinnaTechnicalSpecifications.NRCFORM366A(5-92)
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY COMMISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYmNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORMATION COLLECTIONREQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHGBURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.STNUCLEARREGULATORY COMMISSION, WASHINGTON, DC20555-0001 AHDTOTHEPAPERWORK REDUCTION PROJECT(3140-0104),
* NRCFORM366A(5-92)US.NUCLEARREGULATORYCQNIISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYWNO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLYWITHTHISINFORHATIONCOLLECTIONREQUEST:50.0HRS.FORWARDCOMMENTSREGARDINGBURDENESTIHATETOTHEINFORHATIONANDRECORDSMANAGEHENTBRANCH(MNBB7714),U.S.NUCLEARREGULATORYCOMHISSION,WASHINGTON,DC20555-0001ANDTOTHEPAPERWORKREDUCTIONPROJECT(3140-0104),OFFICEOFMANAGEMENTANDBUDGETWASHIHGTONDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUHBER2YEAR0500024493-005--00LERNIMBER6SEQUENTIALREVISIONPAGE37OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofNRCForm366A)(17)AsstatedinNRCGL87-09,"FailuretoperformaSurveillanceRequirementwithintheallowedsurveillanceinterval,definedbySpecification4.0.2,shallconstitutenon-compliancewiththeOPERABILITYrequirementsforaLimitingConditionforOperation.ThetimelimitsoftheACTIONrequirementsareapplicableatthetimeitisidentifiedthataSurveillanceRequirementhasnotbeenperformed.TheACTIONrequirementsmaybedelayedforupto24hourstopermitthecompletionofthesurveillancewhentheallowableoutagetimelimitsoftheACTIONrequirementsarelessthan24hours."Anassessmentwasperformedconsideringboththesafetyconsequencesandimplicationsofthiseventwiththefollowingresultsandconclusions:TherequirementofTS4.6.1.e.3.(a)istosimulatealossofoffsitepowerinconjunctionwithasafetyinjectiontestsignalandverifyde-energizationoftheemergencybusesandloadsheddingfromtheemergencybuses.Performanceofthissurveillanceisaccomplishedthroughanumberofshutdownprocedures:RSSP-2.1,RSSP-2.1A,RSSP-2.2,RSSP-19,RSSP-20,PT-9.1.14,PT-9.1.16,PT-9.1.17,andPT-9.1.18.Anevaluationoftheseproceduresindicatedthattheundervoltageloadsheddingofthefollowingsafeguardsequipmentwasnotbeingperformed:safetyinjection(SI)pumps,residualheatremoval(RHR)pumps,servicewater(SW)pumps,containmentrecirculationfans,andauxiliaryfeedwater(AFW)pumps.Inaddition,theundervoltage(inconjunctionwithSIsignal)loadsheddingoftheCCWpumpswasnotbeingperformed.Theproceduresdidverifytheoperabilityoftheundervoltagerelays,undervoltagesystemlogic,andpartiallyverifiedtheoperabilityoftheundervoltageauxiliaryrelays.Theproceduresalsoverifiedtheloadsheddingofallotheremergencybusloads.NRCFORM366A(5-92)  
OFFICEOFMANAGEMENT ANDBUDGETWASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHLNBER2YEAR0500024493--005--00LERNUMBER6SEQUENTIAL REVISIONPAGE36OF9TEXT(lfmorespaceisrequired, useadditional copiesof,NRCForm366A)(17)III.CAUSEOFEVENTA.IMMEDIATE CAUSE:Theimmediate causeforfailuretofullycomplywithrequirements ofTSwasprocedural deficiency, inthatsurveillance testprocedures didnotcompletely reflecttherequirements ofTS4.6.1.e.3.(a).
B.ROOTCAUSE:Theunderlying causeoftheprocedural deficiencies wasamisinterpretation ofTSsurveillance requirements.
TS4.6.1.e.3.(a) hadbeenpreviously interpreted thattheloadsheddingcapabilities requiredtobeverifiedwereforthenon-essential loadspoweredfromtheemergency buses.Thiscapability (fornon-essential loads)hasbeentestedbysimulating aSIsignalduringperformance ofprocedures RSSP-2.1andRSSP-2.1A, whichareperformed eachrefueling outage.Theneedtoverifyloadsheddingcapabilities forsafeguards loads,withbothundervoltage andSIpresent,hadnotbeenconsidered inthisinterpretation.
(ThiseventisNUREG-1220 (E)causecode,Management/Quality Assurance Deficiency).
IV.ANALYSISOFEVENT:IThiseventisreportable inaccordance with10CFR50'3iLicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications".
Failuretoperformthesurveillance toverifyloadsheddingfromtheemergency busesforgreaterthan18monthsisacondition prohibited byGinnaTechnical Specifications.
NRCFORM366A(5-92)
* NRCFORM366A(5-92)US.NUCLEARREGULATORY CQNIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYWNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORHATION COLLECTION REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIHATETOTHEINFORHATION ANDRECORDSMANAGEHENT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COMHISSION, WASHINGTON, DC20555-0001 ANDTOTHEPAPERWORK REDUCTION PROJECT(3140-0104),
OFFICEOFMANAGEMENT ANDBUDGETWASHIHGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUHBER2YEAR0500024493-005--00LERNIMBER6SEQUENTIAL REVISIONPAGE37OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)AsstatedinNRCGL87-09,"FailuretoperformaSurveillance Requirement withintheallowedsurveillance
: interval, definedbySpecification 4.0.2,shallconstitute non-compliance withtheOPERABILITY requirements foraLimitingCondition forOperation.
ThetimelimitsoftheACTIONrequirements areapplicable atthetimeitisidentified thataSurveillance Requirement hasnotbeenperformed.
TheACTIONrequirements maybedelayedforupto24hourstopermitthecompletion ofthesurveillance whentheallowable outagetimelimitsoftheACTIONrequirements arelessthan24hours."Anassessment wasperformed considering boththesafetyconsequences andimplications ofthiseventwiththefollowing resultsandconclusions:
Therequirement ofTS4.6.1.e.3.(a) istosimulatealossofoffsitepowerinconjunction withasafetyinjection testsignalandverifyde-energization oftheemergency busesandloadsheddingfromtheemergency buses.Performance ofthissurveillance isaccomplished throughanumberofshutdownprocedures:
RSSP-2.1, RSSP-2.1A, RSSP-2.2, RSSP-19,RSSP-20,PT-9.1.14, PT-9.1.16, PT-9.1.17, andPT-9.1.18.
Anevaluation oftheseprocedures indicated thattheundervoltage loadsheddingofthefollowing safeguards equipment wasnotbeingperformed:
safetyinjection (SI)pumps,residualheatremoval(RHR)pumps,servicewater(SW)pumps,containment recirculation fans,andauxiliary feedwater (AFW)pumps.Inaddition, theundervoltage (inconjunction withSIsignal)loadsheddingoftheCCWpumpswasnotbeingperformed.
Theprocedures didverifytheoperability oftheundervoltage relays,undervoltage systemlogic,andpartially verifiedtheoperability oftheundervoltage auxiliary relays.Theprocedures alsoverifiedtheloadsheddingofallotheremergency busloads.NRCFORM366A(5-92)  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYCQOIISSIONLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYQQINO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLY'WITHTHISINFORMATIONCOLLECTIOHREQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHGBURDENESTIMATETOTHEINFORMATIONANDRECORDSMANAGEMENTBRANCH(MHBB7714),U.S.NUCLEARREGULATORYCOMMISSION@WASHINGTON,DC205550001AHDTOTHEPAPERWORKREDUCTIONPROJECT(31400104),OFFICEOFMANAGEMENTANDBUDGETWASHINGTONDC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHIMBER205000244YEAR93--005-00LERHIHIBER6SEQUENTIALREVISIONPAGE38OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofNRCForm366A)(17)ThetestingperformedonOctober11and12,1993demonstratedend-to-endoperabilityoftheundervoltageprotectionsystem.Thistestingverifiedundervoltagesignalstoallsafeguardsequipment,andundervoltageinconjunctionwithSIsignalstotheCCWpumps.Thistestingalsoverifiedfulloperabilityoftheundervoltageauxiliaryrelays.Thetesting,incombinationwiththesurveillancetestsconductedduringthe1993outage,.mettherequirementsofTS4.6.1.e.3.(a).Basedontheabove,itcanbeconcludedthatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVEACTIONA.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENTNORMALSTATUS:OTestingwasperformedwithin24hoursofdiscovery,andcompliancewiththerequirementsofTS4.6.1.e.3.(a)wasachieved.B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:oProceduresthatverifyloadsheddingcapabilitywillbeupgradedtoincludesafeguardsloads,forconditionsofundervoltageandSI,priortothenextscheduledrefuelingoutage.OTherequirementsofTS4.6.1havebeenreviewedandcomparedwithsurveillanceprocedures.Nonon-complianceswereidentified.OAreviewofSection4oftheGinnaTechnicalSpecificationswillbeperformed,toensurethatthereareimplementingproceduresforeverysurveillancerequiredbyTS.NRCFORM366A(5-92)  
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQOIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYQQINO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLY'WITHTHISINFORMATION COLLECTIOH REQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHG BURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION@
WASHINGTON, DC205550001AHDTOTHEPAPERWORK REDUCTION PROJECT(31400104),OFFICEOFMANAGEMENT ANDBUDGETWASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHIMBER205000244YEAR93--005-00LERHIHIBER6SEQUENTIAL REVISIONPAGE38OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)Thetestingperformed onOctober11and12,1993demonstrated end-to-end operability oftheundervoltage protection system.Thistestingverifiedundervoltage signalstoallsafeguards equipment, andundervoltage inconjunction withSIsignalstotheCCWpumps.Thistestingalsoverifiedfulloperability oftheundervoltage auxiliary relays.Thetesting,incombination withthesurveillance testsconducted duringthe1993outage,.met therequirements ofTS4.6.1.e.3.(a).
Basedontheabove,itcanbeconcluded thatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVE ACTIONA.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENT NORMALSTATUS:OTestingwasperformed within24hoursofdiscovery, andcompliance withtherequirements ofTS4.6.1.e.3.(a) wasachieved.
B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:
oProcedures thatverifyloadsheddingcapability willbeupgradedtoincludesafeguards loads,forconditions ofundervoltage andSI,priortothenextscheduled refueling outage.OTherequirements ofTS4.6.1havebeenreviewedandcomparedwithsurveillance procedures.
Nonon-compliances wereidentified.
OAreviewofSection4oftheGinnaTechnical Specifications willbeperformed, toensurethatthereareimplementing procedures foreverysurveillance requiredbyTS.NRCFORM366A(5-92)  


NRCFORM366A(5-92)U.S.NUCLEARREGULATORYC(NHISSIOHLICENSEEEVENTREPORT(LER)TEXTCONTINUATIONAPPROVEDBYOMBNO.3150-0104EXPIRES5/31/95ESTIMATEDBURDENPERRESPONSETOCOMPLY'NITNTHISIHFORMATIOHCOLLECTIOHREOUEST:50.0NRS.FORWARDCOMMENTSREGARDINGBURDENESTIMATETOTHEINFORMATIONANDRECORDSMANAGEMENTBRANCH(MHBB7714),U.S.NUCLEARREGULATORYCOMHISSIOH~IJASHINGTON,DC20555-0001AHDTOTHEPAPERMORKREDUCTIONPROJECT(3140-0104),OFFICEOFMANAGEMENTANDBUDGETNASHIHGTONDC20503.FACILIT'YNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNUMBER6YEARSEQUENTIAL93-005--REVISION00PAGE39OF9TEXT(Ifmorespaceisrequired,useadditionalcopiesofNRCForm366A)(17)VI.ADDITIONALINFORMATIONA.FAILEDCOMPONENTS:None.B.PREVIOUSLERsONSIMILAREVENTS.AsimilarLEReventhistoricalsearchwasconductedwiththefollowingresults:NodocumentationofsimilarLEReventswiththesamerootcauseatGinnaNuclearPowerPlantcouldbeidentified.C.SPECIALCOMMENTS:NRCGL87-09allows24hourstoperformamissedsurveillancetest,iftheallowableoutagetime(AOT)oftheLCOActionRequirementsarelessthanthis24hourtimelimit,orwhenshutdownActionRequirementsapply.Thistimelimitisbased'nbalancingtherisksbetweencompletingtherequiredtestingandpotentiallychallengingsafetysystemswhileperformingshutdownactions.TS4.6.1.e.3.(a)isnormallyrequiredtobeperformedduringshutdownconditions,sinceperformingthissurveillanceremovesthenormalsourceofoffsitepower,whichmaycauseelectricalsystemdisturbances.RochesterGas&Electric(RG&E)electedtoperformthenecessarytestingatpower,afterevaluatingthepotentialrisks.Areviewofexistingtestingproceduresindicatedthatonlyspecificportionsoftheloadsheddingcapabilitieswerenotbeingtested.RG&Edeterminedthatperformanceofthenecessaryvoltageandcontinuityteststoverifytheseuntestedcapabilitiescouldbesafelyconductedatpower.Thisisduetothefactthatnosafeguardsloadsonthebuseswouldhavetobedeclaredinoperable,andnooffsitepowersourcewouldhavetoberemovedfromservicetoperformthetests.Therefore,performanceofthenecessarytests(atpower)within24hoursofdiscoverywasdeemedappropriate.HRCFORM366A(5.92)}}
NRCFORM366A(5-92)U.S.NUCLEARREGULATORY C(NHISSIOH LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLY'NITNTHISIHFORMATIOH COLLECTIOH REOUEST:50.0NRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMHISSIOH
~IJASHINGTON, DC20555-0001 AHDTOTHEPAPERMORK REDUCTION PROJECT(3140-0104),
OFFICEOFMANAGEMENT ANDBUDGETNASHIHGTON DC20503.FACILIT'YNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNUMBER6YEARSEQUENTIAL 93-005--REVISION00PAGE39OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)VI.ADDITIONAL INFORMATION A.FAILEDCOMPONENTS:
None.B.PREVIOUSLERsONSIMILAREVENTS.AsimilarLEReventhistorical searchwasconducted withthefollowing results:Nodocumentation ofsimilarLEReventswiththesamerootcauseatGinnaNuclearPowerPlantcouldbeidentified.
C.SPECIALCOMMENTS:
NRCGL87-09allows24hourstoperformamissedsurveillance test,iftheallowable outagetime(AOT)oftheLCOActionRequirements arelessthanthis24hourtimelimit,orwhenshutdownActionRequirements apply.Thistimelimitisbased'nbalancing therisksbetweencompleting therequiredtestingandpotentially challenging safetysystemswhileperforming shutdownactions.TS4.6.1.e.3.(a) isnormallyrequiredtobeperformed duringshutdownconditions, sinceperforming thissurveillance removesthenormalsourceofoffsitepower,whichmaycauseelectrical systemdisturbances.
Rochester Gas&Electric(RG&E)electedtoperformthenecessary testingatpower,afterevaluating thepotential risks.Areviewofexistingtestingprocedures indicated thatonlyspecificportionsoftheloadsheddingcapabilities werenotbeingtested.RG&Edetermined thatperformance ofthenecessary voltageandcontinuity teststoverifytheseuntestedcapabilities couldbesafelyconducted atpower.Thisisduetothefactthatnosafeguards loadsonthebuseswouldhavetobedeclaredinoperable, andnooffsitepowersourcewouldhavetoberemovedfromservicetoperformthetests.Therefore, performance ofthenecessary tests(atpower)within24hoursofdiscovery wasdeemedappropriate.
HRCFORM366A(5.92)}}

Revision as of 11:59, 29 June 2018

LER 93-005-00:on 931011,due to Misinterpretation of TS 4.6.1.e.3.(a) Requirements,Verification of Load Shedding Capability of Safeguards Loads Not Adequately Performed. Testing Completed to Verify capability.W/931110 Ltr
ML17263A466
Person / Time
Site: Ginna Constellation icon.png
Issue date: 11/10/1993
From: MECREDY R C, ST MARTIN J T
ROCHESTER GAS & ELECTRIC CORP.
To: JOHNSON A R
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM), Office of Nuclear Reactor Regulation
References
LER-93-005, LER-93-5, NUDOCS 9311170036
Download: ML17263A466 (22)
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Text

ACCEI.ERAT@9 DOCUMENTDISTUTIONSYSTEMREGULAT~INFORMATION DISTRIBUTION STEM(RIDS)ACCESSION NBR:9311170036 DOC.DATE:

93/11/10,NOTARIZED:

NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAMEAUTHORAFFILIATION STMARTIN,J.T.

Rochester GasaElectricCorp.MECREDY,R.C.

Rochester Gas&ElectricCorp.RECIP.NAME RECIPIENT AFFILIATION DOCKET05000244JOHNSON,A.R.

ProjectDirectorate I-3

SUBJECT:

LER93-005-00:on 931011,due tomisinterpretation ofTS4.6.l.e.3.(a) requirements, verification ofloadshedding'apability ofsafeguards loadsnotadequately performed.

Testingcompleted toverifycapability.W/931110 ltr.DISTRIBUTION CODE:IE22TCOPIESRECEIVED:LTR QENCLQSIZE:I~TITLE:50.73/50.9 LicenseeEventReport(LER),IncidentRpt,etc.DNOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).

05000244DRECIPIENT IDCODE/NAME PDl-3LAJOHNSON,A 1INTERNAL:

AEOD/DOAAEOD/ROAB/DSP NRR/DE/EMEB NRR/DRCH/HHFB NRR/DRCH/HOLB NRR/DRSS/PRPB NRR/DSSA/SRXB RES/DSIR/EIB EXTERNAL:

EGSGBRYCEPJ.H NRCPDRNSICPOOREPW.COPIESLTTRENCL11111122111111221111221111RECIPIENT IDCODE/NAME PD1-3PDAEOD/DSP/TPAB NRR/DE/EELB NRR/DORS/OEAB NRR/DRCH/HICB NRR/DRZL/RPEB BASSASPLBREGILE02RGFILE01LSTLOBBYWARDNSICMURPHY,G.A NUDOCSFULLTXTCOPIESLTTRENCL111111111111111~111111111DDNOTETOALL"RIDS"RECIPIENTS:

PLEASEHELPUSTOREDUCEWASTElCONTACI'HE DOCUMENTCONTROLDESK,ROOMPl-37(EXT.504-2065)

TO,ELIMINATE YOURNAMEFROMDISTRIBUTION LISISFORDOCUMENTS YOUDON'TNEEDfDrrvrrFULLTEXTCONVERSION REQUIREDTOTALNUMBEROFCOPIESREQUIRED:

LTTR28ENCL28

'l jeylvmIgeZZaxri "jrI]'jljj'J'ii'OCHESTER GASANDELECTRICCORPORATION ROBERTCMECREDYVicePreridenl CinnaNuclearProduction errew~~~IIC/'gcoensrArc~89EASTAVENUE,ROCHESTER N.Y.14649-0001 TEi.EpHolr EAREACODE7l65462700November10,1993U.S.NuclearRegulatory Commission Attn:AllenR.JohnsonProjectDirectorate I-3DocumentControlDeskNashington, DC20555

Subject:

LER93-005,FailuretoPerformSurveillance, DuetoMisinterpretation ofRequirements, CausesaCondition Prohibited byPlantTechnical Specifications R.E.GinnaNuclearPowerPlantDocketNo.50-244Inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"anyoperation orcondition prohibited bytheplant'sTechnical Specifications",

theattachedLicenseeEventReportLER93-005isherebysubmitted.

Thiseventhasinnowayaffectedthepublic'shealthandsafety.Verytrulyyours,RobertC.Meredyxc:U.S.NuclearRegulatory Commission RegionI475Allendale RoadKingofPrussia,PA19406GinnaUSNRCSeniorResidentInspector 931117003b

'7i31110PDRADOCK05000244SPDR

NRCFORH366(5-92)U.SNUCLEARREGULATORY COHHISSIONAPPROVEDBYQLBNO.3150-0104 EXPIRES5/31/95LICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/characters foreachblock)ESTIHATED BURDENPERRESPONSETOCOHPLYWITHTHISINFORHATION COLLECTION REOUEST:50.0HRS.FORWARDCOHMENTSREGARDING BURDENESTIHATETOTHEIHFORHATION ANDRECORDSMANAGEHENT BRANCH(HNBB7714),U.S.NUCLEARREGULATORY COHHISSION, WASHIHGTON, DC20555-0001 ANDTOTHEPAPERWORK REDUCTION PROJECT(31500104),OFFICEOFHANAGEMENT ANDBUDGETWASHINGTON DC20503.FAcILITYNAME(1)R.E~GinnaNuclearPowerPlantDOCKETNQSER(2)05000244PAGE(3)1OF9TITLE(4)FailuretoPerformSurveillance, DuetoMisinterpretation ofRequirements, CausesaCondition Prohibited byPlantTechnical Specifications EVENTDATE5LERNINBER6REPORTDATE7OTHERFACILITIES INVOLVED8HONTH10DAYYEARYEAR119393SEQUENTIAL NUMBER-005-REVISIONNUMBER00HONTHDAYYEAR1093FACILITYNAMEFACILITYNAMEDOCKETNUMBER05000DOCKETNUMBER05000OPERATING M<X)E(9)POWERLEVEL(10)N09720.402<b) 20.405(a)(1)(i)20.405(a)(1)<ii) 20.405(a)(1)(iii) 20.405(a)(1)(iv) 20.405(a)(1)(v) 20.405(c) 50.36<c)(1)50.36(c)(2)

)(50.73(a)(2)(i) 50.73(a)(2)(ii) 50.73(a)(2)(iii)

LICENSEECONTACTFORTHISLER1250'3(a)(2)(iv) 50.73(a)(2)(v) 50.73(a)(2)(vii) 50.73(a)(2)(viii)(A) 50'3(a)(2)(viii)(B) 50.73(a)(2)(x) 73.71(b)73.71(c)OTHER(SpecifyinAbstractbelowandinText,NRCForm366ATHISREPORTISSUBMITTED PURSUANTTOTHEREQUIREMENTS OF10CFR:Checkoneormore11NAHEJohnT.St.Hartin-Director, Operating Experience TELEPHONE NUHBER(IncludeAreaCode)(315)524-4446C<NPLETEONELINEFOREACHCOMPONENT FAILUREDESCRIBED INTHISREPORT13CAUSESYSTEHCOMPONENT HANUFACTURER REPORTABLE TONPRDS';;ip:4:+I PQ+IPqx".'AUSE SYSTEHCOMPONENT HANUFACTURER REPORTABLE TONPRDSSUPPLEMENTAL REPORTEXPECTED14YES(Ifyes,completeEXPECTEDSUBMISSION DATE).XNOEXPECTEDSUBMISSION DATE(15)HONTHDAYYEARABSTRACT(Limitto1400spaces,i.e.,approximately 15single-spaced typewritten lines)(16)OnOctober11,1993,at1330EDST,withthereactoratapproximately 97'.fullpower,evaluation ofsurveillance testingprocedures determined thatTechnical Specification 4.6.1.e.3.(a) requirements weremisinterpreted.

Therefore, itwasconcluded thatverification ofloadsheddingcapability ofsafeguards loadshadnotbeenadequately performed.

Immediate corrective actionwasinitiated tocompletetestingthatwouldverifythisloadsheddingcapability.

Thistestingwascompleted within24hoursofdiscovery, achieving compliance withTechnical Specification 4.6.1.e.3.(a) requirements.

Theunderlying causeofthefailuretoperformthissurveillance wasamisinterpretation ofTechnical Specification surveillance requirements.

(ThiseventisNUREG-1220 (E)causecode.)Corrective actionwastoperformthetesting.Corrective actiontoprecluderepetition isoutlinedinSectionV(B).NRCFORM366(5-92)'

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY COHIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO3150-0104 EXPIRES5/31/95ESTIHATED BURDENPERRESPONSETOCOHPLYWITHTHISINFORHATION COLLECTION REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORMATION ANDRECORDSHANAGEHEHT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COHMISSION, WASHINGTON, DC20555-0001, ANDTOTHEPAPERWORK REDUCTION PROJECT(3150.0104),

OFFICEOFMAHAGEHENT ANDBUDGETWASHINGTOH DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244YEAR93--005--00LERHIMBER6SEQUENTIAL REVISIONPAGE32OF9tTEXT(Ifmorespaceisrequired, useadditional copiesofHRCForm366A)(17)PRE-EVENT PLANTCONDITIONS Theplantwasatapproximately 979.steadystatereactorpower.Anevaluation ofsurveillance testprocedures wasinprogress, toaddresspotential non-compliance withTechnical Specification 4.6.1.e.3.(a) surveillance requirements toverifyloadsheddingfromtheemergency buses.II.DESCRIPTION OFEVENTA.DATESANDAPPROXIMATE TIMESOFMAJOROCCURRENCES:

1.October11,1993,1330EDST:Eventdateandapproximate time.2.October11,1993,1330EDST:Discovery dateandapproximate time.3.October11,1993,2037EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus14.4.October12,1993,0441EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus18.5.October12,1993,0447EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus14.6.October12,1993,0539EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus18.Loadsheddingwassatisfactorily verifiedforthe"A"trainofsafeguards equipment.

7.October12,1993,0540EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus17.8.October12,1993,0625EDST:Completed testingtoverifyloadsheddingforsafeguards loadsfromemergency bus17.9.October12,1993,0626EDST:Initiated testingtoverifyloadsheddingcapability forloadsonemergency bus16.NRCFORH366A(5-92)

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQIIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYlllTHTHISINFORMATION COLLECTION REQUEST:50.0HRS.FORNARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORHATION ANDRECORDSMANAGEMENT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COMHISSION, NASHINGTOH, DC20555-0001 ANDTOTHEPAPERNORK REDUCTION PROJECT(3140-0104),

OFFICEOFMANAGEMENT ANDBUDGETIJASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINBER2YEAR0500024493LERNNBER6SEQUENTIAL M--005--REVISION00PAGE33OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)10.October12,1993,0716EDST:"B"component coolingwater(CCW)pumpoperability wasindeterminate.

Thepumpwasdeclaredinoperable andremovedfromservice.11.October12,1993,0950EDST:Completed testingofloadsheddingforsafeguards loadsfromemergency bus16.Loadsheddingwassatisfactorily verifiedforthe"B"trainofsafeguards equipment, exceptforthe"B"CCWpump.12.October12,1993,1003EDST:Withthecompletion oftestingforthe"A"and"B"trainsofsafeguards equipment, compliance withTechnical Specification 4.6.1.e.3.(a) wasachieved.

13.October12,1993,1939EDST:"B"CCWpumpdeclaredoperable.

B.EVENT:OnOctober11,1993,atapproximately 1330EDST,stationandengineering staffconfirmed thatsurveillance testprocedures hadnotfullycompliedwiththerequirements ofTechnical Specification (TS)4.6.1.e.3.(a),

inthatverification ofloadsheddingofsafeguards loadspoweredfromtheemergency buses(buses14,16,17,and18),whilesimulating alossofoffsitepowerinconjunction withasafetyinjection (SI)testsignal,hadnotbeenperformed asrequired.

TheguidanceofNRCGenericLetter(GL)87-09,entitled"Sections 3.0and4.0oftheStandardTechnical Specifications (STS)ontheApplicability ofLimitingConditions forOperation andSurveillance Requirements",

wasfollowed.

Boththe"A"and"B""dieselgenerators (D/Gs)wereavailable toperformallintendedfunctions.

Failuretoperformthesurveillance withinthespecified timeintervalconstituted anon-compliance withtheOperability Requirements oftheLimitingConditions forOperation (LCO).NRCFORH366A(5-92)

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQIIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOHPLYNITHTHISINFORMATION COLLECTIOH REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEIHFORMATIOH ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION, MASHINGTON, DC20555-0001 ANDTOTHEPAPERNORK REDUCTION PROJECT(3110-0104),

OFFICEOFMANAGEMENT ANDBUDGETNASHINGTON DC20503.FACILITYNAMER.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNINIBER6YEARSEQUENTIAL M93-005--REVISIONM00PAGE34OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)Surveillance testingtoverifycompliance withTS4.6.1.e.3.(a) wasinitiated onOctober11,1993,atapproximately 2037EDST,witheachemergency busbeingtestedsequentially.

Testingforthe"A"trainofsafeguards equipment (emergency buses14and18)wascompleted atapproximately 0539EDST(onOctober12,1993),andtestingforthe"B"train(emergency buses16and17)wascompleted atapproximately 0950EDST.Technical Specification compliance wasachievedatapproximately 1003EDST.Duringtestingofthe"B"train,resistance readingofarelaycontactassociated withthe"B"CCWpumpbreakerUndervoltage Tripcircuitry didnotmeetthespecified acceptance criteria.

Despitehavingconfidence thatthehigherresistance didnotimpedethe"B"CCWpumploadsheddingfeature,thestationstaffelectedtodeclarethe"B"CCWpumpinoperable.

The"B"CCWpumpwasremovedfromservice,andtheappropriate TSLCOwasentered,untilfunctional testingand/orcorrective maintenance couldverifyacceptable circuitoperation.

Subsequently, the"B"CCWpumpbreakerwasrackedintothetestposition, closedfromtheMainControlBoard,andsuccessfully triptestedbyactuating theundervoltage circuitry.

Thistestdemonstrated acceptable loadsheddingcapability.

Following thisverification ofcircuitoperability, corrective maintenance wasperformed toimprovecircuitperformance.

Thecorrective maintenance consisted ofburnishing ofanauxiliary relaycontactinthepumptripcircuitry.

Thecorrective maintenance provedsuccessful, withsubsequent resistance readingsmeetingtheacceptance criteria.

The"B"CCWpumpwasrestoredtoserviceanddeclaredoperable.

Note'hatthefunctional triptest,'whichwassuccessfully performed priortothecorrective maintenance, demonstrated acceptable loadsheddingcapability forthe"B"CCWpump.HRCFORM366A(5-92) lf NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CNHIISSIOH LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYWHO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORMATION COLLECTION REQUEST:50.0HRS.FORMARDCOMMENTSREGARDIHGBURDEHESTIMATETOTHEINFORMATION AHDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION, IIASHINGTON, DC20555-0001 AHDTOTHEPAPERISRK REDUCI'ION PROJECT(3140-0104),

OFFICEOFMAHAGEMENT AHDBUDGETUASHIHGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNINSER205000244YEARLERNIMBER6SEQUENTIAL 93-005--REVISION00PAGE35OF9TEXT(Ifmorespaceisrequired, useadditional copiesofHRCForm366A)(17)C~INOPERABLE STRUCTURES iCOMPONENTS iORSYSTEMSTHATCONTRIBUTEDTOTHEEVENT:None.D.OTHERSYSTEMSORSECONDARY FUNCTIONS AFFECTED:

None.E.METHODOFDISCOVERY:

Thiseventwasapparentaftercompletion ofanevaluation ofTS4.6.1.e.3.(a) andsurveillance testprocedures (procedures RSSP2'iRSSP2'AiRSSP2'iRSSP19'SSP20iPT94iPT-9.1.16, PT-9.1.17, andPT-9.1.18).

Thisevaluation determined thatverification ofloadsheddingcapability ofsafeguards loadsfromtheemergency buseshadnotbeenadequately performed.

F.OPERATORACTION:TheControlRoomoperators werenotifiedofthefailuretofullycomplywiththerequirements ofTS,andthattheguidanceofNRCGL87-09provideda24hourperiodtocompletetherequiredsurveillance testing.G.SAFETYSYSTEMRESPONSE:

None.HRCFORM366A(5-92)

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY COMMISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYmNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORMATION COLLECTIONREQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHGBURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.STNUCLEARREGULATORY COMMISSION, WASHINGTON, DC20555-0001 AHDTOTHEPAPERWORK REDUCTION PROJECT(3140-0104),

OFFICEOFMANAGEMENT ANDBUDGETWASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHLNBER2YEAR0500024493--005--00LERNUMBER6SEQUENTIAL REVISIONPAGE36OF9TEXT(lfmorespaceisrequired, useadditional copiesof,NRCForm366A)(17)III.CAUSEOFEVENTA.IMMEDIATE CAUSE:Theimmediate causeforfailuretofullycomplywithrequirements ofTSwasprocedural deficiency, inthatsurveillance testprocedures didnotcompletely reflecttherequirements ofTS4.6.1.e.3.(a).

B.ROOTCAUSE:Theunderlying causeoftheprocedural deficiencies wasamisinterpretation ofTSsurveillance requirements.

TS4.6.1.e.3.(a) hadbeenpreviously interpreted thattheloadsheddingcapabilities requiredtobeverifiedwereforthenon-essential loadspoweredfromtheemergency buses.Thiscapability (fornon-essential loads)hasbeentestedbysimulating aSIsignalduringperformance ofprocedures RSSP-2.1andRSSP-2.1A, whichareperformed eachrefueling outage.Theneedtoverifyloadsheddingcapabilities forsafeguards loads,withbothundervoltage andSIpresent,hadnotbeenconsidered inthisinterpretation.

(ThiseventisNUREG-1220 (E)causecode,Management/Quality Assurance Deficiency).

IV.ANALYSISOFEVENT:IThiseventisreportable inaccordance with10CFR50'3iLicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications".

Failuretoperformthesurveillance toverifyloadsheddingfromtheemergency busesforgreaterthan18monthsisacondition prohibited byGinnaTechnical Specifications.

NRCFORM366A(5-92)

  • NRCFORM366A(5-92)US.NUCLEARREGULATORY CQNIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYWNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLYWITHTHISINFORHATION COLLECTION REQUEST:50.0HRS.FORWARDCOMMENTSREGARDING BURDENESTIHATETOTHEINFORHATION ANDRECORDSMANAGEHENT BRANCH(MNBB7714),U.S.NUCLEARREGULATORY COMHISSION, WASHINGTON, DC20555-0001 ANDTOTHEPAPERWORK REDUCTION PROJECT(3140-0104),

OFFICEOFMANAGEMENT ANDBUDGETWASHIHGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETNUHBER2YEAR0500024493-005--00LERNIMBER6SEQUENTIAL REVISIONPAGE37OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)AsstatedinNRCGL87-09,"FailuretoperformaSurveillance Requirement withintheallowedsurveillance

interval, definedbySpecification 4.0.2,shallconstitute non-compliance withtheOPERABILITY requirements foraLimitingCondition forOperation.

ThetimelimitsoftheACTIONrequirements areapplicable atthetimeitisidentified thataSurveillance Requirement hasnotbeenperformed.

TheACTIONrequirements maybedelayedforupto24hourstopermitthecompletion ofthesurveillance whentheallowable outagetimelimitsoftheACTIONrequirements arelessthan24hours."Anassessment wasperformed considering boththesafetyconsequences andimplications ofthiseventwiththefollowing resultsandconclusions:

Therequirement ofTS4.6.1.e.3.(a) istosimulatealossofoffsitepowerinconjunction withasafetyinjection testsignalandverifyde-energization oftheemergency busesandloadsheddingfromtheemergency buses.Performance ofthissurveillance isaccomplished throughanumberofshutdownprocedures:

RSSP-2.1, RSSP-2.1A, RSSP-2.2, RSSP-19,RSSP-20,PT-9.1.14, PT-9.1.16, PT-9.1.17, andPT-9.1.18.

Anevaluation oftheseprocedures indicated thattheundervoltage loadsheddingofthefollowing safeguards equipment wasnotbeingperformed:

safetyinjection (SI)pumps,residualheatremoval(RHR)pumps,servicewater(SW)pumps,containment recirculation fans,andauxiliary feedwater (AFW)pumps.Inaddition, theundervoltage (inconjunction withSIsignal)loadsheddingoftheCCWpumpswasnotbeingperformed.

Theprocedures didverifytheoperability oftheundervoltage relays,undervoltage systemlogic,andpartially verifiedtheoperability oftheundervoltage auxiliary relays.Theprocedures alsoverifiedtheloadsheddingofallotheremergency busloads.NRCFORM366A(5-92)

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY CQOIISSION LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYQQINO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLY'WITHTHISINFORMATION COLLECTIOH REQUEST:50.0HRS.FORWARDCOMMENTSREGARDIHG BURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMMISSION@

WASHINGTON, DC205550001AHDTOTHEPAPERWORK REDUCTION PROJECT(31400104),OFFICEOFMANAGEMENT ANDBUDGETWASHINGTON DC20503.FACILITYNAME1R.E.GinnaNuclearPowerPlantDOCKETHIMBER205000244YEAR93--005-00LERHIHIBER6SEQUENTIAL REVISIONPAGE38OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)Thetestingperformed onOctober11and12,1993demonstrated end-to-end operability oftheundervoltage protection system.Thistestingverifiedundervoltage signalstoallsafeguards equipment, andundervoltage inconjunction withSIsignalstotheCCWpumps.Thistestingalsoverifiedfulloperability oftheundervoltage auxiliary relays.Thetesting,incombination withthesurveillance testsconducted duringthe1993outage,.met therequirements ofTS4.6.1.e.3.(a).

Basedontheabove,itcanbeconcluded thatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVE ACTIONA.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENT NORMALSTATUS:OTestingwasperformed within24hoursofdiscovery, andcompliance withtherequirements ofTS4.6.1.e.3.(a) wasachieved.

B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:

oProcedures thatverifyloadsheddingcapability willbeupgradedtoincludesafeguards loads,forconditions ofundervoltage andSI,priortothenextscheduled refueling outage.OTherequirements ofTS4.6.1havebeenreviewedandcomparedwithsurveillance procedures.

Nonon-compliances wereidentified.

OAreviewofSection4oftheGinnaTechnical Specifications willbeperformed, toensurethatthereareimplementing procedures foreverysurveillance requiredbyTS.NRCFORM366A(5-92)

NRCFORM366A(5-92)U.S.NUCLEARREGULATORY C(NHISSIOH LICENSEEEVENTREPORT(LER)TEXTCONTINUATION APPROVEDBYOMBNO.3150-0104 EXPIRES5/31/95ESTIMATED BURDENPERRESPONSETOCOMPLY'NITNTHISIHFORMATIOH COLLECTIOH REOUEST:50.0NRS.FORWARDCOMMENTSREGARDING BURDENESTIMATETOTHEINFORMATION ANDRECORDSMANAGEMENT BRANCH(MHBB7714),U.S.NUCLEARREGULATORY COMHISSIOH

~IJASHINGTON, DC20555-0001 AHDTOTHEPAPERMORK REDUCTION PROJECT(3140-0104),

OFFICEOFMANAGEMENT ANDBUDGETNASHIHGTON DC20503.FACILIT'YNAME1R.E.GinnaNuclearPowerPlantDOCKETNUMBER205000244LERNUMBER6YEARSEQUENTIAL 93-005--REVISION00PAGE39OF9TEXT(Ifmorespaceisrequired, useadditional copiesofNRCForm366A)(17)VI.ADDITIONAL INFORMATION A.FAILEDCOMPONENTS:

None.B.PREVIOUSLERsONSIMILAREVENTS.AsimilarLEReventhistorical searchwasconducted withthefollowing results:Nodocumentation ofsimilarLEReventswiththesamerootcauseatGinnaNuclearPowerPlantcouldbeidentified.

C.SPECIALCOMMENTS:

NRCGL87-09allows24hourstoperformamissedsurveillance test,iftheallowable outagetime(AOT)oftheLCOActionRequirements arelessthanthis24hourtimelimit,orwhenshutdownActionRequirements apply.Thistimelimitisbased'nbalancing therisksbetweencompleting therequiredtestingandpotentially challenging safetysystemswhileperforming shutdownactions.TS4.6.1.e.3.(a) isnormallyrequiredtobeperformed duringshutdownconditions, sinceperforming thissurveillance removesthenormalsourceofoffsitepower,whichmaycauseelectrical systemdisturbances.

Rochester Gas&Electric(RG&E)electedtoperformthenecessary testingatpower,afterevaluating thepotential risks.Areviewofexistingtestingprocedures indicated thatonlyspecificportionsoftheloadsheddingcapabilities werenotbeingtested.RG&Edetermined thatperformance ofthenecessary voltageandcontinuity teststoverifytheseuntestedcapabilities couldbesafelyconducted atpower.Thisisduetothefactthatnosafeguards loadsonthebuseswouldhavetobedeclaredinoperable, andnooffsitepowersourcewouldhavetoberemovedfromservicetoperformthetests.Therefore, performance ofthenecessary tests(atpower)within24hoursofdiscovery wasdeemedappropriate.

HRCFORM366A(5.92)

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