ML17251A548

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Ro:On 890619,safety Injection Pump Recirculation Valves B & C Discovered Locked Full Open at Approx 99% Power.Power Reduction Commenced to Comply W/Tech Spec.Testing & Throttling of Safety Injection Pumps B & C Accomplished
ML17251A548
Person / Time
Site: Ginna Constellation icon.png
Issue date: 06/20/1989
From: SPECTOR S M
ROCHESTER GAS & ELECTRIC CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 8906280101
Download: ML17251A548 (6)


Text

REGUL~RYINFORMATIONDISTRISUTISYSTEM(RIDE)ACCESSIONNBR:8906280101DOC.DATE:89/06/20NOTARIZED:NOFACIL:50-244'RooertEmmetGinnaNuclearPlant,Unit1,Rocheste"GAUTH.NAMAUTHORAFFILZATZONSPECTOR,S.M.RochesterGas&ElectricCorp.RECIP.NAMERECIPIENTAFFILIATIONDocumentConr,rolBranch(DocumentControlDesk)SUBJECT-:RO:on890619,B&Csaetvinjectionpumprecirculationvalvesdiscoveredlockedfullopenatapprox99%power.DISTRlBUTZONCODE:E22DCOPIESRECEIVED:LTRtENCLtSIZE:TITLE:50.73/50.9LicenseeEventReport(LER)-,IncidentRpt,etc.NOTES:LicenseExpdate'naccordance~rith10CFR2,2.109(9/19/72).DOCKET05000244fi05000244I5RECIPIENTZDCODE/NAME.PD1-3LAJOHNSON,AINTERNAL:ACRSMZCHELSONACRSWYLIEAEOD/DSP/TPABDEDRONRR/DEST/ADE8HNRR/DEST/CEB8HNRR/DEST/ICSB7NRR/DEST/MTB9HNRR/DEST/RSB8ENRR/DLPQ/HFB10NRR/DOEA/EABllNUDOCS-ABSRACRES/DSIR/EZBRGNl"ILE01EXTERNAL:EG&GWZLLIAMSFSLSTLOBBYHARDNRCPDRNSICMURPHY,G.ACOPIESLTTRENCL1-1.1111111111111111111111114411111RECIPIENTZDCODE/NAMEPD1-3PDACRSMOELLERAEOD/DOAAEOD/ROAB/DSPZRM/DCTS/DABNRR/DEST/ADS7ENRR/DEST/ESB8DNRR/DEST/MEB9HNRR/DEST/PSB8DNRR/DEST/SGB8DNRR/DLPQ/PEB10NRREPRPB'0BEGF~~r02RES/DSR/PRABFORDBLDGHOY,ALPDRNSZCMSYSGCOPIESLTTRENCL12121011111211RIDhNOZEK)ALL'KIDS"RZCIPIENIS:PLEASEHELPUS'IOREDUCERESTE.'DNI'ACr'IHEDOCUMERI'ONIROLDESK,RXNPl-37(EXT.20079)ToEIJKQRTEVXKNAMEPRESDIPHGBVPIGNLISTSFORDOCQQZZSKXJDOHFTNEEDtTOTALNUMBEROFCOPIESREQUZR=D:LTTR43NCL42

'l<tFII(~ROCHESTERGASANDELECTRICCORPORATION~89EASTAVENUE,ROCHESTER,N.Y.14649-0001TE'+Obfiiciconc"~<5"G.2700June20,1989U.S.Nuclear'egulatoryCommissionDocumentControlDeskWashington,DC20555

Subject:

Follow-upSummaryofClose-outofJune19,1989UnusualEventR.E.GinnaNuclearPowerPlantDocketNo.50-244InaccordancewithNUREG0654,FEMA-Rep-l,Rev.1reportingrequirementswhichrequiresawrittensummaryof"close-out.orclassreductionconditions",theattachedclose-.outsummaryfortheJune19,1989UnusualEventisherebysubmitted.CThiseventhasinno'ayaffectedthepublic'shealthandsafety.Verytrulyyours,xc:U.S.NuclearRegulatoryCommissionRegionI475AllendaleRoadKingofPrussia,PA19406GinnaUSNRCResidentInspectorR.C.MecredyD.W.BurkeStanlyM.SpectorPlantManagerGinnaStationaeoszsoioi~goooao4CyPgr20PDRADOCV0eguS

AttachmenttoClose-outofJune191989UnusualEventOnJune19,1989atapproximately1440EDSTwiththereactoratapproximately99%power,itwasdiscoveredthatthe"B"and"C"safetyinjectionpumprecirculationvalves-werelockedfullopenratherthanthrottledto50gpmasrequired.The"B"and"C"safetyinjectionpumpswereimmediatelydeclaredinoperableandapowerreductionwascommencedtocomplywiththeplantTechnicalSpecification.Atapproximately1515EDST,theoperationsshiftsupervisordeclaredanUnusualEventinaccordancewithSC-100,"GinnaStationEventEvaluationandClassification>>,EAL:LossofEngineeredSafetyFeatures;ExceedingaLimitingConditionfor.operationsonasafetysystemrequiringaplantshutdown.TechSpecSection3.3EmergencyCoreCoolingSystem.AlloffsitenotificationsweremadeperSC-601,"UnusualEventNotifications".Atapproximately1615EDST;subsequenttothesatisfactorytestingandthrottlingofthe"B"and"C"safetyinjectionpumpsrecirculationvalvesto50gpm,the"B"and"C"safetyinjectionpumpsweredeclaredoperableandtheloadreductionstopped..Withthe"B"and"C"safetyinjectionpumpsdeclaredoperableandtheloadreductionstopped,theoperationsshiftsupervisor,withapprovalandconcurrencefromthePlantManagerGinnaStation,theSuperintendentGinnaProduction,theassistantoperationssupervisor,PORCandthedutyengineer,declaredtheUnusualEventterminated't1626EDST,June19,1989inaccordancewithSC-110,"GinnaStationEventEvaluationforReducingtheClassification".AlloffsitenotificationsweremadeoftheUnusualEventtermina-tionandtheplantwassubsequentlyreturnedtoapproximatelyfullpower.