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{{#Wiki_filter:~,0'REGULATURYFORMATIONDISTRIBUTIONSYnl(RllIS)ACCESSIO<NSRFACIL:50-31550-316AUTH.CIA'.>EALEXICo,nI.H.REClorigi!TQas:8504260195DOC~DonaldC.Coo!tNucDonalEC.Coo~inducAl!lIIURAFF[LIIndiananerichiIECI+l"'>'!l'FFDATE:85/04/23NOTARIZED:YESlearPoIerPlantsUnit1<Intliangl'earPoserPldnt0Unit20InnianaATlOI:inanElectricCo.ILTATIO;It'r'acIOIe,IldI'io!>I,~iTA'terDOCKETUS00031505IIPv316SUBJkCT:ApplicationforamendtoLicensesnPR"56IIPR-74RCnanoinuTeel!bPpecTables~.3-3<3.7.].2~4.7.1.2.o~oases3/il.F1.2toaduressIateroensitycorrcctiois~benmeas<Iringauxiliaryfeedwaterpumpdiscnargepressure.DISTRISIITIOiiCODE:ADDIDCOPIESRECEIYED:LTRIEiCLJ.SIZE'+2JTITLE:ORSubmittal:GeneralDistributionNOTES!OL010/25/74OL:12/23/720500031505000316RECIPIENTIDCODE/NAMENRRORB1BC01COPIESLT'iRENCl.77RECIPIENTIDCODE/NAt'ECOPIESITTRENCLINTERNAL-ACRSELO/HDS3'NRR/DLDIRNRR/DL/TSRGNRR/DSI/RAGRGN3EXTERNAL:EGEGBRVSKE,SNRCPDR02611"1116ADM/LFHB0NRR/DE/HTEBNRR/OL/ORAB=1'-NRR/DSI/MVTB1REGFILE1LPORNSIC0403051u111011112211~Le~ICTOTALNUMBEROFCOPIESREQUIRED:LTTR28ENCL25 IND!ANA8MICHIGANELECTRICCOIMPPNyI.O.BOX16631COLUMBUS,OHIO43216April23,1985AEP:NRC:0856HDonaldC.CookNuclearPlantUnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74APPLZCATIONFORAMENDMENTTOTECHNICALSPECIFICATIONSAUXILIARYFEEDWATERPUMPSMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulationU.S.NuclearRegulatoryCommissionWashington,D.C.20555
{{#Wiki_filter:~,0'REGULATUR YFORMATION DISTRIBUTION SYnl(RllIS)ACCESSIO<
NSRFACIL:50-31550-316AUTH.CIA'.>EALEXICo,nI.H.
REClorigi!TQas:8504260195 DOC~DonaldC.Coo!tNucDonalEC.Coo~inducAl!lIIURAFF[LIIndiananerichiIECI+l"'>'!l'FFDATE:85/04/23NOTARIZED:
YESlearPoIerPlantsUnit1<Intliangl'earPoserPldnt0Unit20InnianaATlOI:inanElectricCo.ILTATIO;It'r'acIOIe,IldI'io!>I,
~iTA'terDOCKETUS00031505IIPv316SUBJkCT:Application foramendtoLicensesnPR"56IIPR-74RCnanoinu Teel!bPpecTables~.3-3<3.7.].2
~4.7.1.2.o
~oases3/il.F1.2toaduressIateroensitycorrcctioi s~benmeas<Iring auxiliary feedwater pumpdiscnarge pressure.
DISTRISIITIOii CODE:ADDIDCOPIESRECEIYED:LTR IEiCLJ.SIZE'+2JTITLE:ORSubmittal:
GeneralDistribution NOTES!OL010/25/74OL:12/23/720500031505000316RECIPIENT IDCODE/NAME NRRORB1BC01COPIESLT'iRENCl.77RECIPIENT IDCODE/NAt'E COPIESITTRENCLINTERNAL-ACRSELO/HDS3'NRR/DLDIRNRR/DL/TSRG NRR/DSI/RAG RGN3EXTERNAL:
EGEGBRVSKE,SNRCPDR02611"1116ADM/LFHB0NRR/DE/HTEB NRR/OL/ORAB
=1'-NRR/DSI/MVTB1REGFILE1LPORNSIC0403051u111011112211~Le~ICTOTALNUMBEROFCOPIESREQUIRED:
LTTR28ENCL25 IND!ANA8MICHIGANELECTRICCOIMPPNyI.O.BOX16631COLUMBUS, OHIO43216April23,1985AEP:NRC:0856H DonaldC.CookNuclearPlantUnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74APPLZCATION FORAMENDMENT TOTECHNICAL SPECIFICATIONS AUXILIARY FEEDWATER PUMPSMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555


==DearMr.Denton:==
==DearMr.Denton:==
ThisletteranditsattachmentconstituteanapplicationforamendmenttothesubjectTechnicalSpecifications(T/S)foztheDonaldC.CookNuclearPlantUnitNos.1and2.Specifically,weproposetochangeT/STable3.3-3,T/S3.7.1.2,T/S4.7.1.2.a,andtheBases3/4.7.1.2.Proposedrevised...T/SpagesarecontainedintheAttachmenttothisletter.ThisletterconstitutesourresponsetotheconcernsofGenericLetter83-37,Section3,"LongTermAuxiliaryFeedwaterSystemEvaluation."Znaddition,thespecifiedactioninMr.StevenA.VargaletterdatedApril11,1985isaddressedinthisproposal.Specifically,weareproposingthattheTechni-calSpecificationandtheBasesbechangedtoaddresswaterdensitycor-rectionswhenmeasuringauxiliaryfeedwaterpumpdischargepressure.ThechangetoTable3.3-3forbothUnits1and2woulddeletethezequirementthattheMotorDrivenAuxiliaryFeedwaterPumps(MDAFP)beautomaticallystartedinMODE3duetoalossofmainfeedwaterpumpsignal.Currently,duringnormalplantstartup,themainfeedwaterpumpsarenotrunningwhenenteringMODE3.Thus,the"lossofmainfeedwaterpumps"instrumentationtriplogicnowautomaticallystartstheMDAFPeventhoughdeliveryofauxiliaryfeedwatertothesteamgeneratorsisnotrequired.Whenwaterisrequired,itisusuallyaddedslowlyatthedirectionoftheoperator.ThischangewillmaketheautomaticinitiatingsignalsrequiredinMODE3consistentwiththoseidentified.intheWestinghouseStandardTechnicalSpecifications(STS),NUREG-0452,Revision4(i.e.,steamgenera-torwaterlevel-low-low,4kvbuslossofvoltage,andsafetyinjection).Theremovalofthelossofmainfeedwaterinitiatingsignalmayresultinsomeincreasetotheprobabilityorconsequenceofapreviouslyanalyzedaccident,ormayreduceinsomewayasafetymargin,buttheresultsofthischangeareclearlywithinallacceptablecriteriawithrespecttothesystemspecifiedintheSTS.Forthisreason,webelievethatthischangedoesnotinvolveasignificanthazardsconsiderationasdefinedin10CFR50.92.EMITS'.8S04P3PDRADQCN050003iSPDR j~"Mr.HaroldR.DentAEP.NRC.0856HAsectionisaddedtotheBasesforT/S3/4.7.1.2thatdescibesthedualfunctionoftheAFWSystemanditsinterrelationw'ththeautomaticinitialingsignals.ThischangeisconsistentwiththechangestoTable3.3-3andT/S3.7.1.2.Inaddition,theword"of"wasinsertedinthephrase"willbelimitedtoasmallfractionof10CFRPart100"totheUnit1Bases3/4.7.1.4.ThiseditorialchangemakestheUnit1BasesidenticaltotherespectiveUnit2Bases.TheActionstatementofT/S3.7.1.2forUnits1and2areproposedtobemadeidenticaltothatspecifiedintheWestinghouseSTS.ThischangewilladdresstheACTIONto'etakenifmorethanoneauxiliaryfeedwaterpumpisinoperable.ThischangewasrecommendedinGenericLetter83-37.ThischangeconstitutesanadditionalrestrictionnotpresentlyincludedintheT/S.Therefore,webelievethischangedoesnotinvolveasignificanthazardsconsiderationasdefinedby10CFR50.92.Theterm"independent"isproposedtobeaddedtoUnit2T/S3.7.1.2.ThischangewouldmakethisUnit2T/SidenticaltotheUnit1T/SandtheWestinghouseSTS.Thischangewouldbepurelyadministrativeandthereforedoesnotinvolveasignificanthazardsconsiderationasdefinedby10CFR50.92.ChangesareproposedtoT/S4.7.1.2.a.landT/S4.7.1.2.a.2tomaketheUnits1and2T/Sidenticalandtoclarifythattheacceptancedischargepressuresarebasedonafluidtemperatureof60F.Commensurately,weare0proposingthattheBasesSectionB3/4.7.1.2bechangedtoincludethefollowingclarificationfordischargepressure."Theacceptancedischargepressuresfortheauxiliaryfeedwaterpumpsarebasedonafluidtemperatureof60F.Waterdensitycorrectionsarepermittedtoallowcomparisonoftestresultswhichvarydependingonambientconditions."Theadditionofthisphraseclarifiesthatacorrectionforwaterdensityispermittedwhentestingtheauxiliaryfeedwaterpumps.Allowanceforthisdensitycorrec-tionpermitsaccuratecomparisonoftestresultswhichvarydependingonambientconditions.Thesechangesmayresultinsomeincreasetotheprobabilityorconsequencesofapreviouslyanalyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangesareclearlywithinallacceptablecriteriawithrespecttothesafetyanalysis.There-fore,webelievethesechangesdonotinvolveasignificanthazardsconsiderationasdefinedby10CFR50.92.T/S4.7.1.2.a.3inbothUnits1and2ischangedtoagreewiththeWestinghouseSTS.ThischangewillremoveseveralsurveillancesincludingsomethatwereredundanttothosecoveredinT/S4.7.1.2.a.4.Thischangemayresultinsomeincreasetotheprobabilityorconsequencesofapreviously-analyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptablecriteriawithrespecttothesystemorcomponentspecifiedintheSTS.Therefore,webelievethischangedoesnotinvolveasignificanthazardsconsiderationasdefinedby10CFR50.92.T/S4.7.1.2.a.4forbothUnits1and2istobereplacedbythefollowing:Verifyingthatwhenabove10%RATEDTHERMALPOWEReachautomaticvalveintheflowpathisinthefullyopenpositionandthateachauxiliaryfeedwaterpumpisinautomaticcontrol(capableofautomaticactuation).
Thisletteranditsattachment constitute anapplication foramendment tothesubjectTechnical Specifications (T/S)foztheDonaldC.CookNuclearPlantUnitNos.1and2.Specifically, weproposetochangeT/STable3.3-3,T/S3.7.1.2,T/S4.7.1.2.a, andtheBases3/4.7.1.2.
I'r.HaroldR.Dentow3AEP:NRC:0856HThischangeallowsthevalvestobepartiallyorfullyclosedwhentheplantisoperatingbelow10%RATEDTHERMALPOWER.Thisreflectsourbeliefthatthefullyopenpositionisnotalwaysthecoxrectpositionforthevalves.Atvarioustimes,particularlyduringstartupandalsoduringaccidentconditions,itisappropriatetoruntheauxiliar:feedwaerpumpsandregulatetheflowbvadjustingthevalves.Itshouldbenotedthatwhaeverpositionthevalvesarein,aninitiatingsignaltotheauxiliaryfeedwaterpumpswillmovethevalvestothefullyopenposition.Thischangemayresultinsomeincreaseto.theprobab'lityorconsequencesoapreviouslvanalyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptablecriteriawithrespecttothesafetyanalysis.Therefore,webelievethischangedoesnotinvolveasignificanthazardsconsiderationasdefinedby10CFR50.92.Webelievethattheproposedchangeswillnotresultin(1)asignificantchangeinthetypesofeffluentsorasignificantincreaseintheamountsofanyeffluentthatmaybereleasedoffsite,and(2)asignificantincreaseinindividualorcumulativeoccupationalradiationexposure.TheseproposedchangeshavebeenreviewedbythePlantNuclearSafetyReviewCommittee(PNSRC)andwillbereviewedbytheNuclearSafetyandDesignReviewCommittee(NSDRC)attheirnextregularlyscheduledmeeting.Pursuantto10CFR50.91(b)(1),copiesofthisletteranditsattachmenthavebeentransmittedtoMr.R.C.CallenoftheMichiganPublicServiceCommissionandMr.G.BruchmannoftheMichiganDepartmentofPublicHealth.Pursuantto10CFR170.12(c),wehaveenclosedanapplicationfeeof$150.00fortheproposedamendments.ThisdocumenthasbeenpreparedfollowingCorporateprocedureswhichincorporateareasonablesetofcontrolstoinsureitsaccuracyandcompletenesspriortosignaturebytheundersigned.Verytrulyyours,M.P.Alxict;((]ci~vicePresidentd)2>I'ttachmentscc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.BruchmannG.CharnoffNRCResidentInspector-Bridgman}}
Proposedrevised...T/S pagesarecontained intheAttachment tothisletter.Thisletterconstitutes ourresponsetotheconcernsofGenericLetter83-37,Section3,"LongTermAuxiliary Feedwater SystemEvaluation."
Znaddition, thespecified actioninMr.StevenA.VargaletterdatedApril11,1985isaddressed inthisproposal.
Specifically, weareproposing thattheTechni-calSpecification andtheBasesbechangedtoaddresswaterdensitycor-rectionswhenmeasuring auxiliary feedwater pumpdischarge pressure.
ThechangetoTable3.3-3forbothUnits1and2woulddeletethezequirement thattheMotorDrivenAuxiliary Feedwater Pumps(MDAFP)beautomatically startedinMODE3duetoalossofmainfeedwater pumpsignal.Currently, duringnormalplantstartup,themainfeedwater pumpsarenotrunningwhenenteringMODE3.Thus,the"lossofmainfeedwater pumps"instrumentation triplogicnowautomatically startstheMDAFPeventhoughdeliveryofauxiliary feedwater tothesteamgenerators isnotrequired.
Whenwaterisrequired, itisusuallyaddedslowlyatthedirection oftheoperator.
Thischangewillmaketheautomatic initiating signalsrequiredinMODE3consistent withthoseidentified.
intheWestinghouse StandardTechnical Specifications (STS),NUREG-0452, Revision4(i.e.,steamgenera-torwaterlevel-low-low,4kvbuslossofvoltage,andsafetyinjection).
Theremovalofthelossofmainfeedwater initiating signalmayresultinsomeincreasetotheprobability orconsequence ofapreviously analyzedaccident, ormayreduceinsomewayasafetymargin,buttheresultsofthischangeareclearlywithinallacceptable criteriawithrespecttothesystemspecified intheSTS.Forthisreason,webelievethatthischangedoesnotinvolveasignificant hazardsconsideration asdefinedin10CFR50.92.EMITS'.8S04P3PDRADQCN050003iSPDR j~"Mr.HaroldR.DentAEP.NRC.0856H AsectionisaddedtotheBasesforT/S3/4.7.1.2 thatdescibesthedualfunctionoftheAFWSystemanditsinterrelation w'ththeautomatic initialing signals.Thischangeisconsistent withthechangestoTable3.3-3andT/S3.7.1.2.Inaddition, theword"of"wasinsertedinthephrase"willbelimitedtoasmallfractionof10CFRPart100"totheUnit1Bases3/4.7.1.4.
Thiseditorial changemakestheUnit1Basesidentical totherespective Unit2Bases.TheActionstatement ofT/S3.7.1.2forUnits1and2areproposedtobemadeidentical tothatspecified intheWestinghouse STS.ThischangewilladdresstheACTIONto'etakenifmorethanoneauxiliary feedwater pumpisinoperable.
Thischangewasrecommended inGenericLetter83-37.Thischangeconstitutes anadditional restriction notpresently includedintheT/S.Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Theterm"independent" isproposedtobeaddedtoUnit2T/S3.7.1.2.ThischangewouldmakethisUnit2T/Sidentical totheUnit1T/SandtheWestinghouse STS.Thischangewouldbepurelyadministrative andtherefore doesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.ChangesareproposedtoT/S4.7.1.2.a.l andT/S4.7.1.2.a.2 tomaketheUnits1and2T/Sidentical andtoclarifythattheacceptance discharge pressures arebasedonafluidtemperature of60F.Commensurately, weare0proposing thattheBasesSectionB3/4.7.1.2 bechangedtoincludethefollowing clarification fordischarge pressure.
"Theacceptance discharge pressures fortheauxiliary feedwater pumpsarebasedonafluidtemperature of60F.Waterdensitycorrections arepermitted toallowcomparison oftestresultswhichvarydepending onambientconditions."
Theadditionofthisphraseclarifies thatacorrection forwaterdensityispermitted whentestingtheauxiliary feedwater pumps.Allowance forthisdensitycorrec-tionpermitsaccuratecomparison oftestresultswhichvarydepending onambientconditions.
Thesechangesmayresultinsomeincreasetotheprobability orconsequences ofapreviously analyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangesareclearlywithinallacceptable criteriawithrespecttothesafetyanalysis.
There-fore,webelievethesechangesdonotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.T/S4.7.1.2.a.3 inbothUnits1and2ischangedtoagreewiththeWestinghouse STS.Thischangewillremoveseveralsurveillances including somethatwereredundant tothosecoveredinT/S4.7.1.2.a.4.
Thischangemayresultinsomeincreasetotheprobability orconsequences ofapreviously-analyzed accidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptable criteriawithrespecttothesystemorcomponent specified intheSTS.Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.T/S4.7.1.2.a.4 forbothUnits1and2istobereplacedbythefollowing:
Verifying thatwhenabove10%RATEDTHERMALPOWEReachautomatic valveintheflowpathisinthefullyopenpositionandthateachauxiliary feedwater pumpisinautomatic control(capableofautomatic actuation).
I'r.HaroldR.Dentow3AEP:NRC:0856H Thischangeallowsthevalvestobepartially orfullyclosedwhentheplantisoperating below10%RATEDTHERMALPOWER.Thisreflectsourbeliefthatthefullyopenpositionisnotalwaysthecoxrectpositionforthevalves.Atvarioustimes,particularly duringstartupandalsoduringaccidentconditions, itisappropriate toruntheauxiliar:
feedwaerpumpsandregulatetheflowbvadjusting thevalves.Itshouldbenotedthatwhaeverpositionthevalvesarein,aninitiating signaltotheauxiliary feedwater pumpswillmovethevalvestothefullyopenposition.
Thischangemayresultinsomeincreaseto.theprobab'lity orconsequences oapreviouslv analyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptable criteriawithrespecttothesafetyanalysis.
Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Webelievethattheproposedchangeswillnotresultin(1)asignificant changeinthetypesofeffluents orasignificant increaseintheamountsofanyeffluentthatmaybereleasedoffsite,and(2)asignificant increaseinindividual orcumulative occupational radiation exposure.
TheseproposedchangeshavebeenreviewedbythePlantNuclearSafetyReviewCommittee (PNSRC)andwillbereviewedbytheNuclearSafetyandDesignReviewCommittee (NSDRC)attheirnextregularly scheduled meeting.Pursuantto10CFR50.91(b)(1),
copiesofthisletteranditsattachment havebeentransmitted toMr.R.C.CallenoftheMichiganPublicServiceCommission andMr.G.Bruchmann oftheMichiganDepartment ofPublicHealth.Pursuantto10CFR170.12(c),
wehaveenclosedanapplication feeof$150.00fortheproposedamendments.
Thisdocumenthasbeenpreparedfollowing Corporate procedures whichincorporate areasonable setofcontrolstoinsureitsaccuracyandcompleteness priortosignature bytheundersigned.
Verytrulyyours,M.P.Alxict;((]ci~vicePresident d)2>I'ttachments cc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.Bruchmann G.CharnoffNRCResidentInspector
-Bridgman}}

Revision as of 09:44, 29 June 2018

Application for Amends to Licenses DPR-58 & DPR-74,changing Tech Spec Tables 3.3-3,3.7.1.2 & 4.7.1.2.a & Bases 3/4.7.1.2 to Address Water Density Corrections When Measuring Auxiliary Feedwater Pump Discharge Pressure
ML17321A578
Person / Time
Site: Cook  American Electric Power icon.png
Issue date: 04/23/1985
From: ALEXICH M P
INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To: DENTON H R
Office of Nuclear Reactor Regulation
Shared Package
ML17321A579 List:
References
RTR-NUREG-0452, RTR-NUREG-452 AEP:NRC:0856H, AEP:NRC:856H, GL-83-37, NUDOCS 8504260195
Download: ML17321A578 (4)
v • d • e


Text

~,0'REGULATUR YFORMATION DISTRIBUTION SYnl(RllIS)ACCESSIO<

NSRFACIL:50-31550-316AUTH.CIA'.>EALEXICo,nI.H.

REClorigi!TQas:8504260195 DOC~DonaldC.Coo!tNucDonalEC.Coo~inducAl!lIIURAFF[LIIndiananerichiIECI+l"'>'!l'FFDATE:85/04/23NOTARIZED:

YESlearPoIerPlantsUnit1<Intliangl'earPoserPldnt0Unit20InnianaATlOI:inanElectricCo.ILTATIO;It'r'acIOIe,IldI'io!>I,

~iTA'terDOCKETUS00031505IIPv316SUBJkCT:Application foramendtoLicensesnPR"56IIPR-74RCnanoinu Teel!bPpecTables~.3-3<3.7.].2

~4.7.1.2.o

~oases3/il.F1.2toaduressIateroensitycorrcctioi s~benmeas<Iring auxiliary feedwater pumpdiscnarge pressure.

DISTRISIITIOii CODE:ADDIDCOPIESRECEIYED:LTR IEiCLJ.SIZE'+2JTITLE:ORSubmittal:

GeneralDistribution NOTES!OL010/25/74OL:12/23/720500031505000316RECIPIENT IDCODE/NAME NRRORB1BC01COPIESLT'iRENCl.77RECIPIENT IDCODE/NAt'E COPIESITTRENCLINTERNAL-ACRSELO/HDS3'NRR/DLDIRNRR/DL/TSRG NRR/DSI/RAG RGN3EXTERNAL:

EGEGBRVSKE,SNRCPDR02611"1116ADM/LFHB0NRR/DE/HTEB NRR/OL/ORAB

=1'-NRR/DSI/MVTB1REGFILE1LPORNSIC0403051u111011112211~Le~ICTOTALNUMBEROFCOPIESREQUIRED:

LTTR28ENCL25 IND!ANA8MICHIGANELECTRICCOIMPPNyI.O.BOX16631COLUMBUS, OHIO43216April23,1985AEP:NRC:0856H DonaldC.CookNuclearPlantUnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74APPLZCATION FORAMENDMENT TOTECHNICAL SPECIFICATIONS AUXILIARY FEEDWATER PUMPSMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555

DearMr.Denton:

Thisletteranditsattachment constitute anapplication foramendment tothesubjectTechnical Specifications (T/S)foztheDonaldC.CookNuclearPlantUnitNos.1and2.Specifically, weproposetochangeT/STable3.3-3,T/S3.7.1.2,T/S4.7.1.2.a, andtheBases3/4.7.1.2.

Proposedrevised...T/S pagesarecontained intheAttachment tothisletter.Thisletterconstitutes ourresponsetotheconcernsofGenericLetter83-37,Section3,"LongTermAuxiliary Feedwater SystemEvaluation."

Znaddition, thespecified actioninMr.StevenA.VargaletterdatedApril11,1985isaddressed inthisproposal.

Specifically, weareproposing thattheTechni-calSpecification andtheBasesbechangedtoaddresswaterdensitycor-rectionswhenmeasuring auxiliary feedwater pumpdischarge pressure.

ThechangetoTable3.3-3forbothUnits1and2woulddeletethezequirement thattheMotorDrivenAuxiliary Feedwater Pumps(MDAFP)beautomatically startedinMODE3duetoalossofmainfeedwater pumpsignal.Currently, duringnormalplantstartup,themainfeedwater pumpsarenotrunningwhenenteringMODE3.Thus,the"lossofmainfeedwater pumps"instrumentation triplogicnowautomatically startstheMDAFPeventhoughdeliveryofauxiliary feedwater tothesteamgenerators isnotrequired.

Whenwaterisrequired, itisusuallyaddedslowlyatthedirection oftheoperator.

Thischangewillmaketheautomatic initiating signalsrequiredinMODE3consistent withthoseidentified.

intheWestinghouse StandardTechnical Specifications (STS),NUREG-0452, Revision4(i.e.,steamgenera-torwaterlevel-low-low,4kvbuslossofvoltage,andsafetyinjection).

Theremovalofthelossofmainfeedwater initiating signalmayresultinsomeincreasetotheprobability orconsequence ofapreviously analyzedaccident, ormayreduceinsomewayasafetymargin,buttheresultsofthischangeareclearlywithinallacceptable criteriawithrespecttothesystemspecified intheSTS.Forthisreason,webelievethatthischangedoesnotinvolveasignificant hazardsconsideration asdefinedin10CFR50.92.EMITS'.8S04P3PDRADQCN050003iSPDR j~"Mr.HaroldR.DentAEP.NRC.0856H AsectionisaddedtotheBasesforT/S3/4.7.1.2 thatdescibesthedualfunctionoftheAFWSystemanditsinterrelation w'ththeautomatic initialing signals.Thischangeisconsistent withthechangestoTable3.3-3andT/S3.7.1.2.Inaddition, theword"of"wasinsertedinthephrase"willbelimitedtoasmallfractionof10CFRPart100"totheUnit1Bases3/4.7.1.4.

Thiseditorial changemakestheUnit1Basesidentical totherespective Unit2Bases.TheActionstatement ofT/S3.7.1.2forUnits1and2areproposedtobemadeidentical tothatspecified intheWestinghouse STS.ThischangewilladdresstheACTIONto'etakenifmorethanoneauxiliary feedwater pumpisinoperable.

Thischangewasrecommended inGenericLetter83-37.Thischangeconstitutes anadditional restriction notpresently includedintheT/S.Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Theterm"independent" isproposedtobeaddedtoUnit2T/S3.7.1.2.ThischangewouldmakethisUnit2T/Sidentical totheUnit1T/SandtheWestinghouse STS.Thischangewouldbepurelyadministrative andtherefore doesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.ChangesareproposedtoT/S4.7.1.2.a.l andT/S4.7.1.2.a.2 tomaketheUnits1and2T/Sidentical andtoclarifythattheacceptance discharge pressures arebasedonafluidtemperature of60F.Commensurately, weare0proposing thattheBasesSectionB3/4.7.1.2 bechangedtoincludethefollowing clarification fordischarge pressure.

"Theacceptance discharge pressures fortheauxiliary feedwater pumpsarebasedonafluidtemperature of60F.Waterdensitycorrections arepermitted toallowcomparison oftestresultswhichvarydepending onambientconditions."

Theadditionofthisphraseclarifies thatacorrection forwaterdensityispermitted whentestingtheauxiliary feedwater pumps.Allowance forthisdensitycorrec-tionpermitsaccuratecomparison oftestresultswhichvarydepending onambientconditions.

Thesechangesmayresultinsomeincreasetotheprobability orconsequences ofapreviously analyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangesareclearlywithinallacceptable criteriawithrespecttothesafetyanalysis.

There-fore,webelievethesechangesdonotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.T/S4.7.1.2.a.3 inbothUnits1and2ischangedtoagreewiththeWestinghouse STS.Thischangewillremoveseveralsurveillances including somethatwereredundant tothosecoveredinT/S4.7.1.2.a.4.

Thischangemayresultinsomeincreasetotheprobability orconsequences ofapreviously-analyzed accidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptable criteriawithrespecttothesystemorcomponent specified intheSTS.Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.T/S4.7.1.2.a.4 forbothUnits1and2istobereplacedbythefollowing:

Verifying thatwhenabove10%RATEDTHERMALPOWEReachautomatic valveintheflowpathisinthefullyopenpositionandthateachauxiliary feedwater pumpisinautomatic control(capableofautomatic actuation).

I'r.HaroldR.Dentow3AEP:NRC:0856H Thischangeallowsthevalvestobepartially orfullyclosedwhentheplantisoperating below10%RATEDTHERMALPOWER.Thisreflectsourbeliefthatthefullyopenpositionisnotalwaysthecoxrectpositionforthevalves.Atvarioustimes,particularly duringstartupandalsoduringaccidentconditions, itisappropriate toruntheauxiliar:

feedwaerpumpsandregulatetheflowbvadjusting thevalves.Itshouldbenotedthatwhaeverpositionthevalvesarein,aninitiating signaltotheauxiliary feedwater pumpswillmovethevalvestothefullyopenposition.

Thischangemayresultinsomeincreaseto.theprobab'lity orconsequences oapreviouslv analyzedaccidentormayreduceinsomewayasafetymargin,buttheresultsofthechangeareclearlywithinallacceptable criteriawithrespecttothesafetyanalysis.

Therefore, webelievethischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Webelievethattheproposedchangeswillnotresultin(1)asignificant changeinthetypesofeffluents orasignificant increaseintheamountsofanyeffluentthatmaybereleasedoffsite,and(2)asignificant increaseinindividual orcumulative occupational radiation exposure.

TheseproposedchangeshavebeenreviewedbythePlantNuclearSafetyReviewCommittee (PNSRC)andwillbereviewedbytheNuclearSafetyandDesignReviewCommittee (NSDRC)attheirnextregularly scheduled meeting.Pursuantto10CFR50.91(b)(1),

copiesofthisletteranditsattachment havebeentransmitted toMr.R.C.CallenoftheMichiganPublicServiceCommission andMr.G.Bruchmann oftheMichiganDepartment ofPublicHealth.Pursuantto10CFR170.12(c),

wehaveenclosedanapplication feeof$150.00fortheproposedamendments.

Thisdocumenthasbeenpreparedfollowing Corporate procedures whichincorporate areasonable setofcontrolstoinsureitsaccuracyandcompleteness priortosignature bytheundersigned.

Verytrulyyours,M.P.Alxict;((]ci~vicePresident d)2>I'ttachments cc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.Bruchmann G.CharnoffNRCResidentInspector

-Bridgman

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