ML17266A095: Difference between revisions

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{{#Wiki_filter:NRCSORM144PTrlLtCENSEiEVcNTAEI"ORTU*NUCLEARRECVLATORYCOMMISSION'QI4IQII'IIQI>>QIliIQ~49LICa~SSSCOOKI~LICK!aSK>YVMStilL>Caa>SKTYFS20$7~aCON'T"""MSI'QLLaia-'Q'I'''0CAFTNUMSKR,sjS>F~KYEHTOATSI~7$ASSORTOATs'0ADVENTOESCRItTIONANOSRObASI,ECONSECUENCESOoWhileperformingthe.CEAPeriodxcExerciseSurveillanceTest,CEA865dropped.ACTiONperT.S.3.1.3.1.e.wasinitiatedandreactorpoawerwasreduced.CEA865wasretrieved,operationallycheckedsatisfactorilyandreturned'tonormalstatusin45minutes.Reactorpowerwasreturnedto100Xwithin4.6hours.ThisisthesixthoccurrenceofadroppedCEA,duringCEAmovement,forwhichequipmentmalfunctionwasnotthecause.(SeeLERs335-77-6,78-20,78-46,-79-1and79-2;)50~09741.49SY5TKMCAU54CAU5!COMS.VALVKCOOKC<<<<K5VSCOOKCCMSONKNT<<004SVS00-SUSCOOKSI-'ShJSiLi4ISLIRL'JS9loII11l1sISIS20SKOUKHTIALOccUAAKNCKAKFOATAKVISIONL!hlhoKVKNTYAAASSORT'lb.COO!TYIPKNo.Q>aa>aa>~79~~02I7~m~03~LLI~01l1111141$1719201IACTIONtUTUAKKFSKC5!aUTOOaSH.QATTACHMKHTaM>RO>4SAIMKCOMA.COMSOHKNTTAAKNAa,TIONCNFLAN'Y~MKTIaoo-~-IIOUAS11SUSMITTKOSOAMRUS.~SVSSLIKAMANUS*CTUA!ALIRL>sLasLasLasLJSIIsIJiils041$JK~404I-44~~~CAUSEOESCRItTIONANOCORAECaIVEACTIONSQ27ThecauseappearstobeduetoadesigndeficiencywiththeControlElement,"DriveSystem.'Arecentinformation.bulletinfromtheCEDSvendordetails.actiontobefollowedduringfuturesurveillancetesting.A'Procedure'hangeRequesthasbeensubmittedtofollowthissequence.49SACILI~V~"~50MKTIIOOOSSTATUSIFOYIKAOTIIKASr*TUSQjoolscov!hvaQEQa~10QaNAQQI1O'9Io114445ACllVITYCONTENTh!LKA540OSAKLKASK'MOUNTotACTIVITYQSSpgg~ZQss~QOANA54.9IO45t!ASOHH4LKNFOSUAKS'NUMSKATYSKOKSCAISTIONQ<<9rr~000IQa>~LQ>.NA19~II1ISSSASOHHKLUVUAa!5~ia~ooQa149III1~LCSSOSC4IOA>>ACKTOSACIUTVQASTYSKOKM>>TIOH~zQ41~NA~.?.44''l0tUSUC!TYISSUKO~OKSCAltr:OH9GIBLOUlo.~OISCOV!AVOKSCAISTIOHQS1OperatorObservation.40LOCATIONotAKLKASKQSb40.4040~NRCUSEONLY44Sj!0(305)552-3802N~Eo>>REtAREM.A.Schoppmanapossiblesolutionduringtestingandrecommendsasequenceofoperator~909260B6'f  
{{#Wiki_filter:NRCSORM144PTrlLtCENSEiEVcNTAEI"ORTU*NUCLEARRECVLATORYCOMMISSION'QI4IQII'IIQI>>QIliIQ~49LICa~SSSCOOKI~LICK!aSK>YVMStilL>Caa>SKTYFS20$7~aCON'T"""MSI'QLLaia-'Q'I'''0CAFTNUMSKR,sjS>F~KYEHTOATSI~7$ASSORTOATs'0ADVENTOESCRItTIONANOSRObASI,ECONSECUENCESOoWhileperformingthe.CEAPeriodxcExerciseSurveillanceTest,CEA865dropped.ACTiONperT.S.3.1.3.1.e.wasinitiatedandreactorpoawerwasreduced.CEA865wasretrieved,operationallycheckedsatisfactorilyandreturned'tonormalstatusin45minutes.Reactorpowerwasreturnedto100Xwithin4.6hours.ThisisthesixthoccurrenceofadroppedCEA,duringCEAmovement,forwhichequipmentmalfunctionwasnotthecause.(SeeLERs335-77-6,78-20,78-46,-79-1and79-2;)50~09741.49SY5TKMCAU54CAU5!COMS.VALVKCOOKC<<<<K5VSCOOKCCMSONKNT<<004SVS00-SUSCOOKSI-'ShJSiLi4ISLIRL'JS9loII11l1sISIS20SKOUKHTIALOccUAAKNCKAKFOATAKVISIONL!hlhoKVKNTYAAASSORT'lb.COO!TYIPKNo.Q>aa>aa>~79~~02I7~m~03~LLI~01l1111141$1719201IACTIONtUTUAKKFSKC5!aUTOOaSH.QATTACHMKHTaM>RO>4SAIMKCOMA.COMSOHKNTTAAKNAa,TIONCNFLAN'Y~MKTIaoo-~-IIOUAS11SUSMITTKOSOAMRUS.~SVSSLIKAMANUS*CTUA!ALIRL>sLasLasLasLJSIIsIJiils041$JK~404I-44~~~CAUSEOESCRItTIONANOCORAECaIVEACTIONSQ27ThecauseappearstobeduetoadesigndeficiencywiththeControlElement,"DriveSystem.'Arecentinformation.bulletinfromtheCEDSvendordetails.actiontobefollowedduringfuturesurveillancetesting.A'Procedure'hangeRequesthasbeensubmittedtofollowthissequence.49SACILI~V~"~50MKTIIOOOSSTATUSIFOYIKAOTIIKASr*TUSQjoolscov!hvaQEQa~10QaNAQQI1O'9Io114445ACllVITYCONTENTh!LKA540OSAKLKASK'MOUNTotACTIVITYQSSpgg~ZQss~QOANA54.9IO45t!ASOHH4LKNFOSUAKS'NUMSKATYSKOKSCAISTIONQ<<9rr~000IQa>~LQ>.NA19~II1ISSSASOHHKLUVUAa!5~ia~ooQa149III1~LCSSOSC4IOA>>ACKTOSACIUTVQASTYSKOKM>>TIOH~zQ41~NA~.?.44''l0tUSUC!TYISSUKO~OKSCAltr:OH9GIBLOUlo.~OISCOV!AVOKSCAISTIOHQS1OperatorObservation.40LOCATIONotAKLKASKQSb40.4040~NRCUSEONLY44Sj!0(305)552-3802N~Eo>>REtAREM.A.Schoppmanapossiblesolutionduringtestingandrecommendsasequenceofoperator~909260B6'f}}
}}

Revision as of 13:00, 18 May 2018

LER 79-027/03L-0:on 790806,control Element Assembly 65 Dropped While Periodic Exercise Surveillance Test Was Being Performed.Caused by Apparent Design Deficiency W/Control Element Drive Sys.Procedure Change Request Submitted
ML17266A095
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 09/05/1979
From: SCHOPPMAN M A
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17207A408 List:
References
LER-79-027-03L, LER-79-27-3L, NUDOCS 7909260304
Download: ML17266A095 (1)
v • d • e


Text

NRCSORM144PTrlLtCENSEiEVcNTAEI"ORTU*NUCLEARRECVLATORYCOMMISSION'QI4IQII'IIQI>>QIliIQ~49LICa~SSSCOOKI~LICK!aSK>YVMStilL>Caa>SKTYFS20$7~aCON'T"""MSI'QLLaia-'Q'I'0CAFTNUMSKR,sjS>F~KYEHTOATSI~7$ASSORTOATs'0ADVENTOESCRItTIONANOSRObASI,ECONSECUENCESOoWhileperformingthe.CEAPeriodxcExerciseSurveillanceTest,CEA865dropped.ACTiONperT.S.3.1.3.1.e.wasinitiatedandreactorpoawerwasreduced.CEA865wasretrieved,operationallycheckedsatisfactorilyandreturned'tonormalstatusin45minutes.Reactorpowerwasreturnedto100Xwithin4.6hours.ThisisthesixthoccurrenceofadroppedCEA,duringCEAmovement,forwhichequipmentmalfunctionwasnotthecause.(SeeLERs335-77-6,78-20,78-46,-79-1and79-2;)50~09741.49SY5TKMCAU54CAU5!COMS.VALVKCOOKC<<<<K5VSCOOKCCMSONKNT<<004SVS00-SUSCOOKSI-'ShJSiLi4ISLIRL'JS9loII11l1sISIS20SKOUKHTIALOccUAAKNCKAKFOATAKVISIONL!hlhoKVKNTYAAASSORT'lb.COO!TYIPKNo.Q>aa>aa>~79~~02I7~m~03~LLI~01l1111141$1719201IACTIONtUTUAKKFSKC5!aUTOOaSH.QATTACHMKHTaM>RO>4SAIMKCOMA.COMSOHKNTTAAKNAa,TIONCNFLAN'Y~MKTIaoo-~-IIOUAS11SUSMITTKOSOAMRUS.~SVSSLIKAMANUS*CTUA!ALIRL>sLasLasLasLJSIIsIJiils041$JK~404I-44~~~CAUSEOESCRItTIONANOCORAECaIVEACTIONSQ27ThecauseappearstobeduetoadesigndeficiencywiththeControlElement,"DriveSystem.'Arecentinformation.bulletinfromtheCEDSvendordetails.actiontobefollowedduringfuturesurveillancetesting.A'Procedure'hangeRequesthasbeensubmittedtofollowthissequence.49SACILI~V~"~50MKTIIOOOSSTATUSIFOYIKAOTIIKASr*TUSQjoolscov!hvaQEQa~10QaNAQQI1O'9Io114445ACllVITYCONTENTh!LKA540OSAKLKASK'MOUNTotACTIVITYQSSpgg~ZQss~QOANA54.9IO45t!ASOHH4LKNFOSUAKS'NUMSKATYSKOKSCAISTIONQ<<9rr~000IQa>~LQ>.NA19~II1ISSSASOHHKLUVUAa!5~ia~ooQa149III1~LCSSOSC4IOA>>ACKTOSACIUTVQASTYSKOKM>>TIOH~zQ41~NA~.?.44l0tUSUC!TYISSUKO~OKSCAltr:OH9GIBLOUlo.~OISCOV!AVOKSCAISTIOHQS1OperatorObservation.40LOCATIONotAKLKASKQSb40.4040~NRCUSEONLY44Sj!0(305)552-3802N~Eo>>REtAREM.A.Schoppmanapossiblesolutionduringtestingandrecommendsasequenceofoperator~909260B6'f

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