IR 05000335/1988016

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Forwards Supplemental Response to Deviations Noted in Insp Rept 50-335/88-16.Corrective Actions:Monthly Diesel Periodic Test Changed to Require Design Start Time to Be Verified within Specs
ML17222A551
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 10/17/1988
From: CONWAY W F
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
L-88-445, NUDOCS 8810250408
Download: ML17222A551 (3)


Text

FACIL:50-335St.LuciePlant,Unit1,FloridaPower&AUTH.NAMEAUTHORAFFILIATIONCONWAY,W.F.FloridaPowe"&LightCo.IIE~IIII~~~~~II~I~~~~~RECIP.NAMERECIPIENTAFFILIATIONDocumentControlBranch(Document

SUBJECT: ForwardssupplementalresponsetoviolationsRept50-335/88-16.Correct'iveactions:DISTRZBUTZONCODE:ZE01DCOPIESRECEIVED:LTRIENCLTITLE:General(50Dkt)-InspRept/NoticeofViolationNOTES:LightCo.ControlDesk)notedinInspSIZE:Response%GULA%MINI'OYLMATIONDI%STIOPSSPTER(RIDSjACCESSZONNBR:8810250408DOC.DATE:88/10/17NOTARZZEDZNODOCKET05000335RECIPIENTIDCODE/NAM"PD2-2PDINTERNAL:ACRSDEDRONRR/DLPQ/PEB11NRR/DOEADIR11NRR/DREP/RPB10NRR/PMAS/ILRB12OELIEBERMANEJGSILE02RGN2FILE01ERNAL:LPDRNSICCOPIESLTTRENCL112211111122111111111,111RECIPIENTIDCODE/NAMETOURIGNYPEAEODNRRMORISSEAU,DNRR/DLPQ/QAB10NRR/DREP/EPB10NRR/DRISDIR9ANUDOCS-ABSTRACTOGC/HDS2RES/DSRDEPYNRCPDRRESLMARTIN,DCOPIESLTTRENCL1111111111111111111,111TOTALNUMBEROFCOPIESREQUIRED:LTTR25ENCL25I P.O.BOX14000,JUNOBEACH,FL3340BOi:"OCTOBER171988L-88-445U.S.NuclearRegulatoryCommissionAttn:DocumentControlDeskWashington,D.C.20555Gentlemen:Re:St.LucieUnit1DocketNo.50-335.InspectionReport335/88-16SulementarResonsetoNoticeofDeviatioByletter(L-88-393)datedSeptember12,1988,FloridaPowerandLightCompanyprovided'aresponsetothesubjectdeviation.InresponsetodiscussionswithMr.F.JapeofNRCRegionII,FPLhasagreedtosupplementparagraph3oftheoriginalresponse.Attachedpleasefindtherevisedresponse.Verytrulyyours,gc+wL<<~wW.F.ConwaySeniorVicePresident-NuclearWFC/GRM/cmAttachmentcc:MalcolmL.Ernst,ActingRegionalAdministrator,RegionII,USNRCSeniorResidentInspector,USNRC,St.LuciePlantGRMIR3358~0~50408881017PDRADQCK050008358PNUgo/anFPLGroupcompany NRCREPORT50-335/88-16DeviationTheUnit1FSAR,Section8.3.1.1.7,requiresthedieselgeneratorstobecapableofreachingfullspeedandvoltagewithin10secondsafterreceivingasignaltostart.Contrarytotheabove,duringUnit1emergencydieselgeneratorsurveillancetestingonMarch29,1987,emergencydieselgenerators1Aand1Battainedratedspeedandvoltagein10.1secondsand12.7seconds,respectively.Assuch,Unit1surveillancetestingontwooccasionsfailedtodemonstratethedieselgeneratorsarecapableofsatisfyingFSARdesignrequirements.~Resense1.Reasonfordeviation:FPLhasinvestigatedthisdeviationwiththeoperatorsinvolved.Becauseofthetimelapse(greaterthan15months),nospecificreasonscouldbegivenastowhytheywouldhaveenteredstarttimesforthedieselsinexcessofthedesignvaluesandnothavenotifiedtheresponsiblesupervision.Subsequententriesinthesamedatasheetarewithinthedesignvaluesandrecordsofmaintenanceactivitiesshownoconclusiveevidencethatstarttimeswereaffected.Inaddition,thedieselsweretestedaspartoftheintegratedresponsetimetestsforsafeguardsequipmentinJulyandfoundtobesatisfactory.2.Correctivesteps:Sincethedieselshadmetthedesignstarttimessubsequenttothedatesidentified,noimmediateactionwastaken.Correctivestepstoprecludefurtherdeviation:FPLhaschangedthemonthlydieselperiodictesttorequirethedesignstarttimetobeverifiedwithinspecifications.Inaddition,theresponsiblepersonnelhavebeeninstructedtonotifytheOperationsSupervisorininstanceswheresurveillancesaresatisfactorybuttheequipmentisknownnottomeetitsdesignrequirements.TheOperationsSupervisorwillreviewthecircumstancesandwillassesstheoperabilityoftheaffectedcomponent.Correctiveactionisconsideredcomplete.GRMIR335