ML17264A135

Rev 10 to ES-0.1, Reactor Trip Response.

ML17264A135
Person / Time
Site:	Ginna
Issue date:	08/09/1995
From:	WHITE T ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17264A134	List: ML17264A133 ML17264A135
References
PROC-950809, NUDOCS 9508150178
Download: ML17264A135 (101)

Text

EOP:ES-0.1'T1TLE:REACTORTRIPRESPONSEREV:10PAGE1of19ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERTECHNICAL REVIEWRESNIBLEMANAGERP-O'-AEFFECTIVE DATECATEGORY1.0REVIEWEDBY:9508150178 950810PDRADOCK05000244FPDR EOP:ES-F1TITLEREACTORTRIPRESPONSEREV:10PAGE2of19A.PURPOSE-Thisprocedure providesthenecessary instructions tostabilize andcontroltheplantfollowing areactortripwithoutasafetyinjection.

B.ENTRYCONDITIONS/SYMPTOMS 1.ENTRYCONDITIONS

-Thisprocedure isenteredfrom:a.E-O,REACTORTRIPORSAFETYINJECTION, whenSIisneitheractuatednorrequired.

EOP:ES-0.1TITLE:REACTORTRIPRESPONSEREV:10PAGE3of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED***********x**

x*****xx*%*****************

CAUTIONIFSIACTUATION OCCURSDURINGTHISPROCEDURE, THENE-O,REACTORTRIPORSAFETYINJECTION, SHOULDBEPERFORMED.

x****%x******************x x*NOTE:oFOLDOUTpageshouldbeopenandmonitored periodically.

CriticalSafetyFunctionStatusTreesshouldbemonitored.

(RefertoAppendixlforRedPathSummary.)

• 1MonitorRCSTavg-STABLEATORTRENDINGTO547'FIFtemperature lessthan547'Fanddecreasing, THENperformthefollowing:

a.Stopdumpingsteam.b.Rotatereheatersteamsupplycontroller camtoclosereheatersteamsupplyvalves.c.IFMDAFWpumpssupplying greaterthan200gpm,THENensureTDAFWpumpsteamsupplyvalvesinPULLSTOP.d.IFcooldowncontinues, THENcontroltotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%inatleast'oneS/G.WHENS/Glevelgreaterthan5%inoneS/G,THENlimitfeedflowtothatrequiredtomaintainS/Glevel.e.IFcooldowncontinues, THENclosebothMSIVs.IFtemperature greaterthan547'Fandincreasing, THENperformthefollowing:

oPlacecondenser steamdumpmodecontrolto.MANUAL

-OR-oManuallydumpsteamusingS/GARVs.

EOP:ES-0.1T11'LE:REACTORTRIPRESPONSEREV10PAGE4of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*****************************************CAUTIONIFAMFWPUMPISLEFTRUNNINGONRECIRCFOREXTENDEDPERIODSOFTIME,OVERHEATING MAYOCCUR.*******x*%

• • • x********************x*x

%***2CheckS/GFeedFlowStatus:a.CheckRCSTavg-LESSTHAN554'Fa.ContinuewithStep3.WHENtemperature lessthan554'F,THENdoSteps2b,c,dande.b.VerifyMFWflowcontrolvalvesCLOSED~MFWregulating valves~MFWbypassvalvesc.VerifytotalAFWflow-GREATERTHAN200GPMb.PlaceAandBMFWregulating valveandbypassvalvecontrollers inMANUALat0%demand.c.ManuallystartbothMDAFWpumps.IFtotalAFWflowgreaterthan200gpmcanNOTbeestablished, THENperformthefollowing:

oManuallystartTDAFWpump.-OR-oPerformthefollowing:

1)Establish MFWonbypassvalves.d.CloseMFWpumpdischarge valves~MOV-3977, AMFWpump~MOV-3976, BMFWpump2)Gotostep3.d.ManuallystopMFWpumps.e.StopMFWpumps EOP:ES-0.1REACTORTRIPRESPONSEREV:10PAGE5of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED3VerifyMRPIITIdicates

-ALLCONTROLANDSHUTDOWNRODSONBOTTOMIFoneormorecontrolrodsNOTfullyinserted, THENperformthefollowing:

a.PlaceRMWmodeselectorswitchtoBORATE.b.Adjustboricacidflowcontrolvalve,FCV-llOA, fordesiredflowrate.

c.Setboricacidintegrator todesiredamount(650gallonsforeachcontrolrodnotfullyinserted).

d.PlaceRMWcontroltostartandverifyflowIFflowcanNOTbeestablished, THENrefertoER-CVCS.1, REACTORMAKEUPCONTROLMALFUNCTION.

EOP:ES-0.1LITLE:REACTORTRIPRESPONSEREV:10PAGE6of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED4VerifyAllACBussesENERGIZED BYOFFSITEPOWERoNormalfeedbreakerstoall480voltbusses-CLOSEDPerformthefollowing:

a.IFanyACemergency busnormalfeedbreakeropen,THENensureassociated D/Gbreakerclosed.o480voltbusvoltage-GREATERTHAN420VOLTSoEmergency D/GoutputbreakersOPENb.Performthefollowing asnecessary:

1)EnsureoneCCWpumprunning.2)Closenon-safeguards bustiebreakers:

~Bus13toBus14tie~Bus15toBus16tie3)ResetBug13andBus15lightingbreakers, 4)DispatchAOtolocallyresetandstarttwoIAcompressors.

5)Placethefollowing pumpsinPULLSTOP'EHpumps~Turninggearoilpump~HPsealoilbackuppump6)RestorepowertoMCCs.~AfromBus13~BfromBus15~EfromBus15~FfromBus157)StartCNMTRECIRCfansasnecessary.

c.TrytorestoreoffsitepowertoallACbusses(RefertoER-ELEC.1, RESTORATION OFOFFSITEPOWER).

EOP:ES-0.1REACTORTRIPRESPONSEREV10PAGE7of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED5VerifyAtLeastTwoSWPumps-RUNNINGManuallystartSWpumpsasnecessary.

6VerifyIAAvailable:

oAtleast2aircompressors RUNNINGoIApressure-GREATERTHAN60PSIGDispatchAOtolocallyresetandstartaircompressors asnecessary.

IFIApressurecanNOTbemaintained, THENperformthefollowing:

a.RefertoAP-IA.l,LOSSOFINSTRUMENT AIR.b.VerifychargingpumpANOTrunningandplaceinPULLSTOP.c.DispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358inchargingpumproom).d.WHENV-358open,THENdirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).,

EOP:ES-0.1REACTORTRIPRESPONSEREV:10PAGE8of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED7CheckPRZRLevelControl:a.Verifychargingpumps-ANYRUNNINGa.Manuallystartchargingpumpsasnecessary.

b.PRZRlevel-GREATERTHAN13%b.Performthefollowing:

1)PlaceloopBcoldlegisolation valvetoREGENHx(AOV-427) switchtoclose.2)Verifyexcessletdowniso'lation valve(AOV-310) closed.3)EnsurePRZRheatersoff.4)Control<bargingtorestorePRZRlevelgreaterthan13%.5)ContinuewithStep8.WHENPRZRlevelgreaterthan13%,THENdoSteps7cthroughe.c.Verifyletdown-INSERVICEc.Verifyexcessletdowninservice.IFNOT,THENmanuallyplace.letdowninservice(RefertoAttachment LETDOWN).

d.PRZRlevel-TRENDINGTO20%d.ControlchargingandletdowntomaintainPRZRlevelat20%.e.CheckPRZRheaters-ENERGIZED ASNECESSARY oPRZRheatercontrolgroupoPRZRheaterbackupgroupe.ResetPRZRheatersandenergizeasnecessary torestorePRZRpressure.

EOP:ES-0.1REACTORTRIPRESPONSEREV:10PAGE9of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED8CheckPRZRPressureControl:a.PRZRpressure-GREATERTHAN1750PSIGb.PRZRpressure-GREATERTHAN2210PSIGa.Performthefollowing:

1)VerifySIactuation.

IFNOT,THENmanuallyactuateSI.2)GotoE-O,REACTORTRIPORSAFETYINJECTION, Stepl.b.IFpressurelessthan2210PSIGanddecreasing, THENperformthefollowing:

1)EnsurePRZRPORVsclosed.IFanyvalvecanNOTbeclosed,.THENmanuallycloseitsblockvalve.~PCV-430,MOV-516~PCV-431C, MOV-5152)EnsurenormalPRZRsprayvalvecontroller, demandat0%.3)IFPRZRpressuredecreasing ANDPRZRlevelincreasing, THENstopRCPsoneatatimeuntilPRZRpressurestabilizes.

4)EnsurePRZRheatersenergized.

ThisStepcontinued onthenextpage.

EOP:ES-0.1REACTORTRIPRESPONSEREV:10PAGE10of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED(Step8continued frompreviouspage)c.PRZRpressure-LESSTHAN2260PSIGc.IFpressuregreaterthan2260psigandincreasing, THENperformthefollowing:

1)VerifydemandonPRZRpressurecontroller PCV-431greaterthan50$.IFNOT,THENplacecontroller inMANUALandincreaseasnecessary.

2)EnsurePRZRheatersoff.3)ControlpressureusingnormalPRZRspray.IFnormalPRZRsprayNOTavailable andletdownisinservice,THENperformthefollowing:

a)VerifyspraylinefluidtoPRZRhTlessthan320'F.IFNOT,THENuseonePORV.b)IJseauxiliary spray.IFPRZRsprayNOTavailable, THENuseonePRZRPORV.

EOP:ES-0.1TITLE:REACTORTRIPRESPONSEREV:10PAGE11of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED**************x x***x****x****************

CAUTIONIFCSTLEVELDECREASES TOLESSTHAN5FEET,THENALTERNATE WATERSOURCESFORAFWPUMPSWILLBENECESSARY (REFERTOER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).****************4*************************9MonitorS/GLevels:a.Narrowrangelevel-GREATERTHAN5%b.Controlfeedflowtomaintainnarrowrangelevelbetween17%and39%.a.Maintaintotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%inatleastoneS/G.b.IFnarrowrangelevelinanyS/Gcontinues toincrease, THENstopfeedtothatS/G.10CheckIfTDAFWPumpCanBeStopped:a.BothMDAFWpumps-RUNNINGa.GotoStep11.b.PULLSTOPTDAFWpumpsteamsupplyvalves~MOV-3504A

~MOV-3505A EOP:ES-0.11'TLE:REACTORTRIPRESPONSEREV:10PAGE12of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDllEstablish Condenser SteamDumpPressureControl:a.Verifycondenser available:

a.Performthefollowing:

oAnyMSIV-OPENoAnnunciator G-15,STEANDUMPARMED-LIT1)PlaceS/GARVcontroller inAUTOat1005psigandverifyproperoperation.

IFS/GARVNOTcontrolling inAUTO,THENcontrolS/GARVmanually.

b.Adjustcondenser steamdumpcontroller HC-484to1005psiginAUTO2)GotoSteplid.c.PlacesteamdumpmodeselectorswitchtoMANUALd.VerifyRCSTavg-STABLEATORTRENDINGTO547'Fd.ReturntoStep1.12CheckRCPStatus-ATLEASTONERUNNINGPerformthefollowing:

a.Establish conditions forstartinganRCP:oVerifybus11Aor11Benergized.

oRefertoAttachment RCPSTART.b.StartoneRCP.IFanRCPcanNOTbestarted,THENverifynaturalcirculation (RefertoAttachment NC).IFnaturalcirculation NOTverified, THENincreasedumpingsteam.

EOP:ES-0.1TITLE:REACTORTRIPRESPONSEREV:10PAGE13of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE;LossofforcedaircoolingmayresultinfailureofNISdetectors.

13CheckIfSourceRangeDetectors ShouldBeEnergized:

a.SourcerangechannelsDEENERGIZED a.GotoStep13e.b.Checkintermediate rangeflux-EITHERCHANNELLESSTHAN1010AMPSb.Performthefollowing:

1)IFneitherintermediate rangechannelisdecreasing THENinitiateboration.

2)ContinuewithStep14.WHENfluxislessthan10ampsonanyoperablechannel,THENdoSteps13c,dande.c.Checkthefollowing:

oBothintermediate rangechannels-LESSTHAN1010AMPSc.ContinuewithStep14.Wheneithercondition met,THENdoSteps13dande.-OR-oGreaterthan20minutessincereactortripd.Verifysourcerangedetectors ENERGIZED d.Manuallyenergizesourcerangedetectors bydepressing P-6permissive defeatpushbuttons (2of2).e.TransferRk-45recordertoonesourcerangeandoneintermediate rangechannelIFsourcerangescanNOTberestored, THENrefertoER-NIS.l, SRMALFUNCTION, andgotoStep14.

EOPlES-0.1TITLE:REACTORTRIPRESPONSEREV:10PAGE14of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED14Establish NormalShutdownAlignment:

a.Checkcondenser

-AVAILABLE a.DispatchAOtoperformAttachment SD-2.b.Performthefollowing:

oOpengenerator disconnects

~1G13A71~9X13A73oPlacevoltageregulator toOFFoOpenturbinedrainvalvesoRotatereheatersteamsupplycontroller camtoclosevalvesoPlacereheaterdumpvalveswitchestoHANDoStopallbutonecondensate pulllpc.VerifyadequateRxheadcooling:1)CheckIAtoCNMT-AVAILABLE 1)GotoStep15.2)Verifyatleastonecontrolrodshroudfan-RUNNING2)Manuallystartonefanaspowersupplypermits(45kw).3)VerifyoneRxcompartment coolingfan-RUNNING3)Manuallystartonefanaspowersupplypermits(23kw).d.DispatchAOtoperformAttachment SD-1 EOP:ES-0'TITLE:REACTORTRIPRESPONSEREV:10PAGE15of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED15MaintainStablePlantConditions:

a.PRZRpressure-BETWEEN1800PSIGAND2260PSIGa.ControlPRZRheatersandsprayasnecessary.

b.PRZRlevel-BETWEEN20%AND30%c.S/GnarrowrangelevelsBETWEEN17%AND39%d.RCSTavg-GREATERTHAN540'Fb.Controlchargingasnecessary.

c.ControlS/Gfeedflowasnecessary.

d.Controldumpingsteamasnecessary.

IFcooldowncontinues, THENclosebothMSIVs.16CheckVCTMakeupSystem:a.Verifythefollowing:

1)Adjustboricacidflowcontrolvalveto9.5gpm2)RMWmodeselectorswitchinAUTO3)RMWcontrolarmed-REDLIGHTLITb.CheckVCTleveloLevel-GREATERTHAN20%-OR-VoLevel-STABLEORINCREASING b.ManuallyincreaseVCTmakeupflowasfollows:1)EnsureBAtransferpumpsandRMWpumpsrunning.2)PlaceRMWflowcontrolvalveHCV-111inMANUALandincreaseRMWflow.3)Increaseboricacidflowasnecessary.

EOP:ES-0.1REACTORTRIPRESPONSEREV:10'AGE16of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED17CheckChargingPumpSuctionAlignedToVCT:a.VCTlevel-GREATERTHAN20%a.IFVCTlevelcanNOTbemaintained greaterthan5%,THENperformthefollowing:

1)EnsurechargingpumpsuctionalignedtoRWSToLCV-112BopenoLCV-112Cclosed2)ContinuewithStep18.WHENVCTlevelgreaterthan40%,THENdoStep17b.b.VerifychargingpumpsalignedtoVCToLCV-112C-OPENoLCV-112B-CLOSEDb.Manuallyalignvalvesasnecessary.

EOP:ES-0.1REACTORTRIPRESPONSEREV:10PAGE17of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED18VerifyTDAFWPumpAlignedForAUTOStart:a.AnyMDAFWpump-AVAILABLE b.VerifyAMSACTRIPPEDstatuslight-EXTINGUISHED c.VerifybothS/Glevels-GREATERTHAN17%d.Verifythefollowing:

1)TDAFWpump-OFF2)TDAFWpumpsteamsupplyvalveswitchesinAUTOa.VerifyTDAFWpumpoperating ifnecessary andgotoStep20.b.ResetAMSAC.c.ContinuewithStep20.WHENS/Glevelgreaterthan17%,THENdoSteps18dand19.1)IFTDAFWpumpNOTrequiredtomaintainS/Glevel,THENstoppumpifdesired.2)PlaceTDAFWpumpsteamsupplyvalveswitchesinAUTO.

EOP:ES-0.1REACTORTRIPRESPONSEREV10PAGE18of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED19Establish NormalAFWPumpShutdownAlignment:

a.Verifythefollowing:

oBothS/Glevels-STABLEORINCREASING a.ContinuewithStep20.WHENconditions met,THENdoSteps19bthroughf.oTotalAFWflow-LESSTHAN200GPMb.CloseMDAFWpumpdischarge valves~MOV-4007~MOV-4008c.PlaceAFWbypassswitchestoDEFd.StopallbutoneMDAFWpumpe.OpenAFWdischarge crossover valves~MOV-4000A

~MOV-4000B f.OpenAFWbypassvalvesasnecessary tocontrolS/Glevels~AOV-4480~AOV-4481 EOP:ES-O.lREACTORTRIPRESPONSEREV:10PAGE19of19STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED20Determine IfCooldownIsRequired:

a.ConsultPlantstafftodetermine ifRCScooldownisnecessary a.IFcooldownNOTrequired, THENgoto0-3,HOTSHUTDOWNWITHXENONPRESENT.b.AtleastoneRCP-RUNNINGc.Goto0-2.2,PLANTSHUTDOWNFROMHOTSHUTDOWNTOCOLDSHUTDOWNb.Performthefollowing:

')Ensure2controlrodshroudfansrunning.2)GotoES-0.2,NATURALCIRCULATION

COOLDOWN, Step1,-END-EOP:.ES-0.1REACTORTRIPRESPONSEREV:10PAGE1of1ES-O.1APPENDIXLISTTITLEPAGES1)REDPATHSUMMARY2)FIGUREMINSUBCOOLING 3)ATTACHMENT LETDOWN4)ATTACHMENT RCPSTART5)ATTACHMENT NC6)ATTACHMENT SD-17)ATTACHMENT SD-28)FOLDOUT EOP:ES-.O.1REACTORTRIPRESPONSEREV:10PAGE1of1REDPATHSUMMARYa.SUBCRITICALITY

-Nuclearpowergreaterthan5%b.CORECOOLING-CoreexitT/Csgreaterthan1200'F-OR-CoreexitT/Csgreaterthan700'FANDRVLISlevel(noRCPs)lessthan43%[46~adverseCNMT]c.HEATSINK-NarrowrangelevelinallS/Gslessthan54[254adverseCNMT]ANDtotalfeedwater flowlessthan200gpmd.INTEGRITY

-Coldlegtemperatures decreasegreaterthan100'Finlast60minutesANDRCScoldlegtemperature lessthan285'Fe.CONTAINMENT

-CNMTpressuregreaterthan60psig EOP:ES-.O.1TITLE:REACTORTRIPRESPONSEREV10PAGE1of1FIGUREMINSUBCOOLING NOTE:Subcooling Margin=Saturation Temperature FromFigureBelow[-]CoreExitT/CIndication SPRESSURE(PSIG)RC250024002300220021002000190018001700160015001300120011001000900800700600500400300200100020RCSPRESSUREINCREMENTS 20PSIGSUBCOOLED REGIONINADEQUATE SUBCOOLING REGIONADVERSECNNTTEMPERATURE INCREMENTS 10'FNORMALCNNT0250300350400450500550600650700COREEXITSATURATION TEMPERATURE

('F)

EOP:,ES,M.1REACTORTRIPRESPONSEREV:10PAGE1of1NOTEFOLDOUTPAGETheCriticalSafetyFunctionRedPathSummaryisavailable inAPPENDIXl.SIACTUATION CRITERIAIFANYcondition listedbelowoccurs,THENactuateSIandgotoE-O,REACTORTRIPORSAFETYINJECTION, Step1:oRCSsubcooling basedoncoreexitT/Cs-LESSTHANO'USINGFIGUREMINSUBCOOLING ORoPRZRlevel-LESSTHAN5%[30%adverseCNMT]ANDRCSsubcooling basedoncoreexitT/Cs-LESSTHAN20'FUSINGFIGUREMINSUBCOOLING ORoAnyautomatic SIsetpointisreached2.AFWSUPPLYSWITCHOVER CRITERION IFCSTleveldecreases tolessthan5feet,THENswitchtoalternate AFWwatersupply(RefertoER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE1of16ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERCNRESPONSIBLE AGER/-43-0EFFECTIVE DATECATEGORY1.0REVIEWEDBY:

EOP:FR-C.1TITLE:RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE2of16A.PURPOSE-Thisprocedure providesactionstorestorecorecooling.)B.ENTRYCONDITIONS/SYMPTOMS 1.ENTRYCONDITIONS

-Thisprocedure isenteredfrom:a.F-0.2,CORECOOLINGCriticalSafetyFunctionStatusTree,onaREDcondition.

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV13PAGE3of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:AdverseCNMTvaluesshouldbeusedwheneverCNMT~ressureisgreaterthan4psigorCNMTradiation isgreaterthan10+R/hr.1CheckESTLevel-GREATERTHAN28%Performthefollowing:

a.EnsureSIsystemalignedforcoldlegrecirculation usingSteps1through12ofES-1.3,TRANSFERTOCOLDLEGRECIRCULATION.

b.WHENtheSIsystemisalignedforsumprecirculation, THENgotoStep4.2VerifySIPumpSucti.on~AlignedtoEST:a.VerifySIpumpsuctionvalvesfromRWST-OPEN~MOV-825A~MOV-825Ba.EnsureatleastoneSIpumpsuctionvalvefromRWSTopen.~MOV-825A~MOV-825B 0Wlj\'k FOP:FR-C.1T1TLF.:RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE4of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONRHRPUMPSSHOULDNOTBERUNLONGERTHAN1HOURWITHOUTCCWTOTHERHRHEATEXCHANGERS.

E*****************************************3VerifySIPumpAndRHRPumpEmergency Alignment:

a.RHRpumpdischarge toRxvesseldeluge-OPEN~MOV-852A~MOV-852Bb.VerifybothRHRpumps-RUNNINGc.VerifySIpumpC-RUNNINGd.VerifySIpumpA-RUNNINGe.VerifySIpumpB-RUNNINGtf.VerifybothSIpumpCdischarge valves-OPEN~MOV-871A~MOV-871Ba.Ensureatleastonevalveopen.b.Manuallystartpumpsc.Manuallystartpumponavailable bus.d,Performthefollowing:

1)EnsureSIpumpsBandCrunning.2)EnsureSIpumpCalignedtodischarge lineA:oMOV-871BclosedoMOV-871Aopen3)GotoStep4.e~Performthefollowing:

1)EnsureSIpumpsAandCrunning.2)EnsureSIpumpCalignedtodischarge lineB:oMOV-871BopenoMOV-871Aclosed3)GotoStep4,f.Manuallyopenvalvesasnecessary.

E\

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE5of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED4VerifySIFlowInBathTrains:oSIlineloopAandBflowindicators

-CHECKFORFLOWoRHRloopflowindicator

-CHECKFORFLOWPerformthefollowing:

a.Manuallystartpumpsandalignvalvesasnecessary.

b.Establish maximumchargingflow.5CheckRCPSupportConditions:

a.VerifyBus11AorllB-ENERGIZED b.CheckotherRCPsupportconditions (RefertoAttachment RCPSTART)Continueattemptstoestablish RCPsupportconditions.

6Check,SIACCUMDischarge Valves-OPEN~MOV-841~MOV-865IFSIACCUMdischarge valvesclosedafterACCUMdischarge, THENgotoStep7.IFNOT,THENperformthefollowing:

a.DispatchAOwithlockedvalvekeytolocallyclosebreakersforSIACCUMdischarge valves.~MOV-841,MCCCposition12F~MOV-865;MCCDposition12Cb.OpenSIACCUMdischarge valves.~ACCUMA)MOV-841~ACCUMB,MOV-865

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE6of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED7CheckCoreExitT/Cs-LESSTHAN1200'PGotoStep10.8CheckRVLISIndi.cation:a.RCPs-BOTHSECUREDa.Returntoprocedure andstepineffectb.RVLISlevel-GREATERTHAN43%[46%adverseCNMT]c.Returntoprocedure andstepineffectb.IFRVLISincreasing, THENreturntoStep1.IFNOT,THENgotoStep9.9CheckCoreExitT/Cs:a.Temperature

-LESSTHAN700'Fb.Returntoprocedure andstepineffecta.IFdecreasing, THENreturntoStep1.IFNOT,THENgotoStep10.CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.

10ResetSI EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE7of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED11ResetCI:a.DepressCIresetpushbutton b.Verifyannunciator A-26,CNMTISOLATION

-EXTINGUISHED b.Performthefollowing:

1)ResetSI.2)DepressCIresetpushbutton.

NOTE:Thisprocedure shouldbecontinued whileobtaining CNMThydrogensampleinStep12.12CheckCNMTHydrogenConcentration:

a.DirectRPtostartCNMThydrogenmonitorsasnecessary b.Hydrogenconcentration

-LESSTHAN0.5$b.ConsultTSCtodetermine ifhydrogenrecombiners shouldbeplacedinservice.

I'1'\te~

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE8of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONoIFCSTLEVELDECREASES TOLESSTHAN5FEET,THENALTERNATE WATERSOURCESFORAFWPUMPSWILLBENECESSARY (REFERTOER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).oAFAULTEDORRUPTUREDS/GSHOULDNOTBEUSEDINSUBSEQUENT STEPSUNLESSNOINTACTS/GISAVAILABLE.

• • • • • • • • • • • • • • • • • • • • • • 4******************NOTE:TDAFWpumpflowcontrolvalvesfailopenonlossofIA.*13MonitorIntactS/GLevels:a.Narrowrangelevel-GREATERTHAN5%[25%adverseCNMT]b.Controlfeedflowtomaintainnarrowrangelevelbetween17%[25%adverseCNMT]and50%a.Maintaintotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT]inatleastoneS/G.IFtotalfeedflowgreaterthan200gpmcanNOTbeestablished, THENperformthefollowing:

1)Continueattemptstoestablish aheatsinkinatleastoneS/G(RefertoER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).2)GotoStep23.

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV13PAGE9of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONIFANYPRZRPORVOPENSBECAUSEOFHIGHPRZRPRESSURE, ITSHOULDBECLOSEDAFTERPRESSUREDECREASES TOLESSTHAN2335PSIG(REFERTOSTEP14B).14CheckRCSVentPaths:a,PowertoPRZRPORVblockvalvesAVAILABLE a.Restorepowertoblockvalvesunlessblockvalvewasclosedtoisolateanopen'ORV:

b.PORVs-CLOSED~MOV-515,MCCDposition6C~MOV-516,MCCCposition6Cb.IFPRZRpressurelessthan2335psig,THENmanuallyclosePORVs~IFanyPORVcanNOTbeclosed,THENmanuallycloseitsblockvalve.c.Blockvalves-ATLEASTONEOPENc.OpenoneblockvalveunlessitwasclosedtoisolateanopenPORV.d.RxvesselheadventvalvesCLOSEDd.Manuallyclosevalves.~SOV-590~SOV-591~SOV-592~SOV-593 EOP:FR-C.1T1TLEERESPONSETOINADEQUATE, CORECOOLINGREV'3PAGE10of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED15Estab19.sh Condenser SteamDumpPressureControl:a.Verifycondenser available:

oIntactS/GMSIV-OPENoAnnunciator G-15,STEAMDUMPARMED-LITa.PlaceintactS/GARVcontroller inMAANUALandgotoStep16.b.PlacesteamdumpmodeselectorswitchinMANUALc.Placesteamdumpcontroller inMANUALNOTE:Partialuncovering ofS/Gtubesisacceptable inthefollowing steps.16Depressurize AllIntact8/GsTo200PSIGa.Dumpsteamtocondenser atmaximumrateb.CheckS/Gpressure-LESSTHAN200PSIGa.ManuallyorlocallydumpsteamatmaximumrateusingS/GARVs.b.IFS/Gpressuredecreasing, THENreturntoStep13.,IFNOT,THENgotoStep23.c.CheckRCShotlegtemperatures BOTHLESSTHAN400'Fd.StopS/Gdepressurization c.IFRCShotlegtemperatures decreasing, THENreturntoStep13.IFNOT,THENgotoStep23.

EOP:FR-CD1TITLE:RESPONSETOINADEQUATE CORECOOLINGREV:'13PAGE11of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED17CheckIfSIACCUMsShouldBeIsolated:

a.RCShotlegtemperatures

-BOTHLESSTHAN400'Fa.GotoStep23.b.,Verify SIresetc.CloseSIACCUMdischarge valves~ACCUMA,MOV-841~ACCUMB,MOV-865b,ManuallyresetSI.c.Ventanyunisolated ACCUMs:1)Openventvalvesforunisolated SIACCUMs.~ACCUMA,AOV-834A~ACCUMB,AOV-834Bd.LocallyreopenbreakersforMOV-841andMOV-8652)OpenHCV-945.18StopBothRCPs19DumpSteamtoCondenser At.MaximumRateToDepressurize AllIntactS/GsToAtmospheric PressureManuallyorlocallydumpsteamatmaximumrateusingS/GARVs.20VerifySIPlow:'SIlineloopAandBflowindicators

-CHECKFORFLOWPerformthefollowing:

a.Continueeffortstoestablish SIflow.-OR-oRHRloopflowindicator

-CHECKFORFLOWb.Trytoestablish chargingflowc.IFcoreexitT/Cslessthan1200'F,THENreturntoStep19.IFNOT,THENg'otoStep23.

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE12of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED21CheckCoreCooling:a.CoreexitT/Cs-LESSTHAN1200'Fa.GotoStep23.b.RCShotlegtemperatures

-BOTHLESSTHAN320'Fb.ReturntoStep19.c.RVLISlevel(noRCPs)-GREATERTHAN68%[73%adverseCNMT]cdReturntoStep*19'2GotoAppropriate PlantProcedure a.CheckRWSTlevel-GREATERTHAN28'.GotoE-l,LOSSOFREACTORORSECONDARY COOLANT,Step18a.GotoES-1.3,TRANSFERTOCOLDLEGRECIRCULATION, Step1.

't~I'a"'~

EOP:FR-C.1T!TLE!RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE13of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:Normalconditions aredesiredbutnotrequiredforstartingtheRCPs.23CheckIfRCPsShouldBeStarted:a.CoreExitT/Cs-GREATERTHAN1200'Fa.GotoStep24.b.CheckifanidleRCScoolingloopisavailable oNarrowrangeS/Glevel-GREATERTHAN5%[25%adverseCNMT]oRCPinassociated loop-AVAILABLE ANDNOTOPERATING b.Performt'efollowing:

1)OpenallPRZRPORVsandblockvalvesIFanyblockvalvecanNOTbeopened,THENensurepowersuppliedtoblockvalve.IFIANOTavailable, THENrefertoAttachment N2PORVS.2)IFcoreexit'/Csremaingreaterthan1200'F,THENopenRxvesselheadventvalves.~SOV-590~SOV-591~SOV-592~SOV-593c.StartRCPinoneidleRCScoolingloopd.ReturntoStep23a3)Goto.Step24.

EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE14of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED24TryToLocallyDepressurize AllIntactS/GsToAtmospheric Pressure:

oUseintactS/G(s)ARVs-OR-UsefaultedorrupturedS/G.oOpenTDAFWpumpsteamsupplyvalvefromintactS/G(s)~S/GA,MOV-3505A

~S/GB,MOV-3504A

-OR-oPerformthefollowing:

a.OpenintactS/GMSIVbypassvalvesb.Openbothprimingairejectorsteaminletvalves~V-3580~V-358125CheckIfSIACCUMsShouldBeIsolated:

a.RHRloopflowindicator

-ATLEASTINTERMITTENT FLOWa,ReturntoStep23.b.CloseSIACCUMdischarge valves~ACCUMA,MOV-841~ACCUMB,MOV-865b.Ventanyunisolated ACCUMs:1)Openventvalvesforunisolated SIACCUMs.c.LocallyreopenbreakersforMOV-841andMOV-865~ACCUMA,AOV-834A~ACCUMB,AOV-834B2)OpenHCV-945.

IIh'Ilr,t EOP.FR-C.1TITLE0RESPONSETOINADEQUATE CORECOOLINGREV13PAGE15of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED26CheckZfRCPsShouldBeStopped:a.BothRCShotlegtemperatures LESSTHAN320'Fa.GotoStep27.b.StopallRCPs27VerifySIPlov:oSIlineloopAandBflowindicators

-CHECKFORFLOWPerformthefollowing:

a.Continueeffortstoestablish SIflow.-OR-oRHRloopflowindicator

-CHECKFORFLOWb.Trytoestablish chargingflow.c.ReturntoStep23.28CheckCoreCooling:a.RCPs-BOTHSECUREDb.RCShotlegtemperatures

-LESSTHAN320'Fa.ReturntoStep23.b.ReturntoStep23.c.RVLISlevel-GREATERTHAN68%[73%adverseCNMT]c.ReturntoStep23.

EOP:,FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE16of16STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED29GotoAppropriate PlantProcedure a.IFPRZRPORVsandheadventswereopenedinStep23,THENconsultTSCtoevaluatelongtermstatusANDcontinuewithtransitions.

b.CheckRWSTlevel-GREATERTHAN28%c.GotoE-l,LOSSOFREACTOROR'ECONDARY COOLANT,Step18.b.'GotoES-1.3,TRANSFERTOCOLDLEGRECIRCULATION, Stepl.-END-EOP:FR-C.1RESPONSETOINADEQUATE CORECOOLINGREV:13PAGE1of1FR-C.1APPENDIXLISTTITLE1)ATTACHMENT RCPSTART2)ATTACHMENT N2PORVSPAGES EOPFR-P.1,T1ILE0RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE1of21ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERRESPONSIB MANAGER+-~+-vEFFECTIVE DATECATEGORY1.0REVIEWEDBY:

0 EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE2of21A.PURPOSE-Thisprocedure providesactionstoavoid,orlimit,thermalshockorpressurized thermalshocktothereactorpressurevessel,oroverpressure conditions atlowtemperature.

B.ENTRYCONDITIONS/SYMPTOMS l.ENTRYCONDITIONS

-Thisprocedure isenteredfrom:a.F-0.4,INTEGRITY CriticalSafetyFunctionStatusTree,oneitheraREDorORANGEcondition.

EOP:FR-P.1T1TLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE3of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONIF.CSTLEVELDECREASES TOLESSTHAN5FEET,THENSWITCHTOALTERNATE AFWWATERSUPPLY(REFERTOER-AFW.l, ALTERNATE WATERSUPPLYTOTHEAFWPUMPS).NOTE:AdverseCNMTvaluesshouldbeusedwheneverCNMT~ressureisgreaterthan4psigorCNMTradiation isgreaterthan10+R/hr.1CheckRCSPressure-GREATERTHAN250PSZG[465PSIGadverseCNMT]IFRHRflowgreaterthan475gpm,THENreturntoprocedure andstepineffect.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV'6PAGE4of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONIFTHETDAFWPUMPISTHEONLYAVAILABLE SOURCEOFFEEDFLOW,THENSTEAMSUPPLYTOTHETDAFWPUMPMUSTBEMAINTAINED FROMONES/G.NOTE:AfaultedS/GisanyS/Gthatisdepressurizing inanuncontrolled manneroriscompletely depressurized.

2CheckRCSColdLegTemperatures

-STABLEORINCREASING TrytostopRCScooldown:

a.EnsureS/GARVsclosed.b.ClosebothS/GMSIVs.c.EnsureMFWflowcontrolvalvesclosed.~MFWregulating valves~MFWbypassvalvesd.EnsureMFWpumpstripped.e.Rotatereheatersteamsupplycontroller camtoclosereheatersteamsupplyvalves.f.IFS/Gpressurelessthancondensate

pressure, THENstopallcondensate pumps.ThisStepcontinued onthenextpage.g.IFRHRsysteminservice,THENstopanycooldownfromRHRsystem.h.Controltotalfeedflowtonon-'faulted S/G(s)greaterthan200gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT]inatleastonenon-faulted S/G.WHENS/Glevelgreaterthan5%[25%adverseCNMT]inonenon-faulted S/G,THENlimitfeedflowtostopRCScooldown.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE5of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED(Step2continued frompreviouspage)i.MinimizecooldownfromfaultedS/G(s):1)ClosefaultedS/G(s)TDAFVpumpsteamsupplyvalve(s).

~S/GA,MOV-3505A

~S/GB,MOV-3504A 2)IFbothS/G(s)faulted,THENcontrolfeedflowat50gpmtoeachS/G.3)IFanyS/GNOTfaulted,THENisolateallfeedwater tofaultedS/Gunlessnecessary forRCStemperature control.IFafaultedS/Gisnecessary forRCStemperature control,THENcontrolfeedflowat50gpmtothatS/G.3CheckPRZRPORVBlockValves:a.PowertoPORVblockvalvesAVAILABLE a.RestorepowertoblockvalvesunlessblockvalvewasclosedtoisolateanopenPORV:b.Blockvalves-ATLEASTONEOPEN~MOV-515,MCCDposition6C~MOV-516,MCCCposition6Cb.OpenoneblockvalveunlessitwasclosedtoisolateanopenPORV.IFatleastoneblockvalvecanNOTbeopened,THENdispatchAOtolocallycheckbreaker.~MOV-515,MCCDposition6C~MOV-516,MCCCposition6C

~~~~

EOP:FR-P.11'!TLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE6of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONIFANYPRZRPORVOPENSBECAUSEOFHIGHPRZRPRESSURE, THENSTEP4SHOULDBEPERFORMED AFTERPRESSUREDECREASES TOLESSTHANTHEAPPLICABLE PORVSETPOINT.

4CheckPRZRPORVStatus:a.CheckReactorVesselOverpressure Protection System-INSERVICEa.GotoStep4d.b.CheckRCSpressure-LESSTHAN410PSIGc.GotoStep4ed.PRZRpressure-LESSTHAN2335PSIGe.VerifyPRZRPORVs-CLOSEDb..Performthefollowing:

1)EnsureatleastonePRZRPORVopen.2)ContinuewithStep5.WHENpressurelessthansetpoint, THENdoStep4e.d.Performthefollowing:

1)EnsureatleastonePRZRPORVopen.2)ContinuewithStep5.WHENpressurelessthansetpoint, THENdoStep4e.e.Manuallyclosevalve.IFanyvalvecanNOTbeclosed,THENmanuallycloseitsblockvalve.

J~EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE7of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED5CheckSIPumps-ANYRUNNINGGotoStep13~6CheckIfSICanBeTerminated:

oRCSsubcooling basedoncoreexitT/Cs-GREATERTHAN50'FUSINGFIGUREMINSUBCOOLING o.CheckRVLISindication:

Performthefollowing:

a.IFRCSsubcooling basedoncoreexitT/CsgreaterthanO'FusingFigureMINSUBCOOLING andnoRCPrunning,THENattempttostartanRCP:oLevel(noRCPs)-GREATERTHAN68%[73%adverseCNMT]-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%1)Establish conditions forstartinganRCP:oBus11Aor11Benergized oRefertoAttachment RCFSTART2)IFconditions established, THENstartoneRCPTb.GotoStep26.CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.

7ResetSI EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE8of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED88top8IAndRHRPumpsAndPlaceInAUTO9ResetCI:a.DepressCIresetpushbutton b.Verifyannunciator A-26,CNMTISOLATION

-EXTINGUISHED b.Performthefollowing:

1)ResetSI.2)DepressCIresetpushbutton.

10VerifyAdequateSWFlow:a.CheckatleasttwoSWpumpsRUNNINGa.ManuallystartSWpumpsaspowersupplypermits(258kweach).IFlessthantwoSWpumpsrunning,THENperformthefollowing:

')EnsureSWisolation.

2)DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1).b.DispatchAOtoestablish normal=shutdownalignment (RefertoAttachment SD-1)3)GotoStep12.WHENadequateSWavailable, THENdoStep11.

I~EOP:FR-P.1T!TLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE9of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED11Establish IAtaCNMT:a.Verifynon-safeguards bussesenergized fromoffsitepoweroBus13normalfeed-CLOSED-OR-oBus15normalfeed-CLOSEDb.VerifySWisolation valvestoturbinebuilding-OPEN~MOV-4613andMOV-4670~MOV-4614andMOV-4664c.Verifyatleasttwoaircompressors

-RUNNINGd.CheckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASING e.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392f.VerifyIAtoCNMTAOV-5392-OPENa.Performthefollowing:

1)Closenon-safeguards bustiebreakers:

~Bus13toBus14tie~Bus15toBus16tie2)Verifyadequateemergency D/Gcapacitytorunaircompressors (75kw'each).IFNOT,THENevaluateifCNMTRECIRCfansshouldbestopped(RefertoAttachment CNMTRECIRCFANS).3)WHENbus15restored, THENresetcontrolroomlighting.

b.Manuallyalignvalves'.Manuallystartaircompressors aspowersupplypermits(75kweach).IFaircompressors canNOTbestarted,THENdispatchAOtolocallyresetcompressors asnecessary.

d.Performthefollowing:

1)ContinueattemptstorestoreIA(RefertoAP-IA.1,LOSSOFINSTRUMENT AIR).2)ContinuewithStep12.WHENIArestored, THENdoStepslieandf.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE10of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED12CheckIfChargingFlowHasBeenEstablished:

a.Chargingpumps-ANYRUNNINGa.Performthefollowing:

1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCPClsealoutlettemperature offscalehigh,~THENdispatchAOwithkeytoRWSTgatetolocallyclosesealinjection needlevalve(s)toaffectedRCP:~RCPA,V-300A~RCPB,V-300B2)EnsureHCV-142open,demandatOa.b.AlignchargingpumpsuctiontoRWST:oLCV-112B-OPENoLCV-112C-CLOSEDb.IFLCV-112BcanNOTbeopened,THENperformthefollowing:

1)VerifychargingpumpANOTrunningandplaceinPULLSTOP.2)DispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).c.Startchargingpumpsasnecessary toestablish charginglineflowtoREGENHX-GREATERTHAN20GPM3)WHENV-358open,THENdirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).

p~EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE11of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*13MonitorSIReinitiation Criteria:

oRCSsubcooling basedoncoreexitT/Cs-GREATERTHANFIGUREMINSUBCOOLING oRVLISindication:

ManuallyoperateSIpumpsasnecessary andperformthefollowing:

a.IFRCSsubcooling basedoncoreexitT/CsgreaterthanFigureMINSUBCOOLING andnoRCPrunning,THENattempttostartaRCP:oLevel-GREATERTHAN68%[73%adverseCNMT]-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%1)Establish conditions forstartinganRCP:oBusllAor11Benergized oRefertoAttachment RCPSTART2)IFconditions established, THENstartoneRCP.b.GotoStep26'4CheckRCSHotLegTemperatures

>>STABLEIFincreasing, THENcontrolfeedflowanddumpsteamtostabilize RCShotlegtemperatures.

IFdecreasing, THENverifythatactionsofStep2havebeenperformed beforecontinuing withprocedure.

EOP:FR-P.1T!TLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE12of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED15CheckIfSIACCUMsShouldBeIsolated:

a.Checkthefollowing'.

oRCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLING a.ReturntoStep13.oRVLISindication:

oLevel-GREATERTHAN68%(73%adverseCNMTj-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%b.DispatchAOwithlockedvalvekeytolocallyclosebreakersforSIACCUMdischarge valves~MOV-841,MCCCposition12F~MOV-865,MCCDposition12Cc.CloseSIACCUMdischarge valves+MOV-841~MOV-865c.Ventanyunisolated ACCUMs:1)Openventvalvesforunisolated SIACCUMs.~ACCUMA,AOV-834A~ACCUMB,AOV-834Bd.LocallyreopenbreakersforMOV-841andMOV-8652)OpenHCV-945.3)ContinuewithStep16.DoNOTdecreaseRCSpressuretolessthanunisolated ACCUMpressure.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE13of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONTHERCSSHOULDNOTBEDEPRESSURIZED TOLESSTHANSIACCUMPRESSUREUNTILSIACCUMSISOLATED.

NOTE:oIfauxiliary sprayisinuse,sprayflowmaybeincreased byclosingnormalchargingvalveAOV-294andnormalPRZRsprayvalves.oWhenusingaPRZRPORVselectonewithanoperableblockvalve.16Depressurize RCSToDecreaseRCSSubcooling:

a.Depressurize usingnormalPRZRsprayifavailable a.IFnormalsprayNOTavailable, THENuseonePRZRPORV.IFIANOTavailable, THENrefertoAttachment N2PORVS.b.Depressurize RCSuntiloneofthefollowing conditions satisfied:

IFnoPRZRPORVavailable, THENuseauxiliary sprayvalve(AOV-296).

oRCSsubcooling basedoncoreexitT/Cs-LESSTHAN10'FUSINGFIGUREMINSUBCOOLING

-OR-oPRZRlevel-GREATERTHAN75%{65%adverseCNMT]-OR-oRCSpressure-LESSTHAN160psig(200psigadverseCNMT]c.StopRCSdepressurization FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE14of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*17MonitorRCPOperation:

a.RCPs-ANYRUNNINGb.Checkthefollowing:

oRCP¹1sealD/P-GREATERTHAN220PSIDa.GotoStep18.b.StopaffectedRCP(s).oRCP¹1sealleakoff-WITHINTHENORMALOPERATING RANGEOFFIGURERCPSEALLEAKOFFCAUTIONANINCREASEINRCSPRESSUREMAYRESULTINEXCESSIVE REACTORVESSELSTRESS.RCSPRESSUREANDTEMPERATURE SHOULDBEMAINTAINED STABLEWHILEPERFORMING SUBSEQUENT STEPSINTHISPROCEDURE.

I18CheckPRZRLevel-GREATERTHAN13%[40%adverseCNMT]Trytorestorelevelwithchargingwhilemaintaining stableRCSpressure.

IFlevelcanNOTberestored, THENgotoStep25.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE15of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED19CheckIfNormalCVCSOperation CanBeEstablished a.VerifyIArestored:

,oIAtoCNMT(AOV-5392)

-OPENoIApressure-GREATERTHAN60PSIGa.ContinuewithStep23.WHENIArestored, THENdoSteps19through22.b.CCWpumps-ANYRUNNINGc.Verifyinstrument busD-ENERGIZED d,Chargingpump-ANYRUNNINGb.Performthefollowing:

1)IFanyRCP¹1sealoutlettemperature offscalehigh,THENisolateCCWtothermalbarrierofaffectedRCP(s).~RCPA,MOV-749AandMOV-759A~RCPB,MOV-749BandMOV-759B2)ManuallystartoneCCWpump.c.EnergizeMCCB.IFMCCBNOTavailable, THENperformthefollowing:

1)VerifyMCCAenergized.

2)Placeinstrument busDonmaintenance supply.d.ContinuewithStep24.WHENanychargingpumprunning,THENdoSteps20through24.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE16of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONIFRCSPRESSURELESSTHAN250PSIGITHENPCV-135SHOULDBEADJUSTEDTOESTABLISH DESIREDLETDOWNFLOW,NOTTOINCREASEPRESSURE.

20Establish NormalLetdown:a.Establish charginglineflowtoREGENHx-GREATERTHAN20GPMbePlacethefollowing switchestoCLOSE:~Letdownorificevalves(AOV-200A, AOV-200B, andAOV-202)~AOV-371,letdownisolation valve~AOV-427,loopBcoldlegtoREGENHxc.Placeletdowncontrollers inMANUALat40%open~TCV-130~PCV-135d.ResetbothtrainsofXYrelaysforAOV-371andAOV-427e.OpenAOV-371andAOV-427IFRCPsealreturnhasbeenestablished, THENestablish excessletdownasfollows:,

oPlaceexcessletdowndivertvalve,AOV-312,toNORMAL.oEnsureCCWfromexcessletdownopen,(AOV-745).

oOpenexcessletdownisolation valveAOV-310.oSlowlyopenHCV-123tomaintainexcessletdowntemperature lessthan195'Fandpressurelessthan100psig.oAdjustchargingpumpspeedasnecessary.

IFRCPsealreturnNOTestablished, THENconsultTSCtodetermine, ifexcessletdownshouldbeplacedinservice.f.Openletdownorificevalvesasnecessary g.PlaceTCV-130inAUTOat105Fh.PlacePCV-135inAUTOat250psigAdjustchargingpumpspeedandHCV-142asnecessary FR-P.1TlTLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE17of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED21CheckVCTMakeupSystem:a,AdjustboricacidflowcontrolvalveinAUTOto9.5gpmb,AdjustRMWflowcontrolvalveinAUTOto40gpmc.Verifythefollowing:

1)RMWmodeselectorswitchinAUTOc.Adjustcontrolsasnecessary.

2)RMWcontrolarmed-REDLIGHTLITd,CheckVCTlevel;oLevel-GREATERTHAN20%-OR-oLevel-STABLEORINCREASING d.ManuallyincreaseVCTmakeupflowasfollows:1)EnsureBAtransferpumpsandRMWpumpsrunning,IFNOT,THENresetMCCCandMCCDUVlockoutsasnecessary.

2)PlaceRMWflowcontrolvalveHCV-111inMANUALandincreaseRMWflow.3)Increaseboricacidflowasnecessary.

FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE18of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED'2CheckChargingPumpSuctionAlignedToVCT:a.VCTlevel-GREATERTHAN20%a.IFVCTlevelcanNOTbemaintained greaterthan5%,THENperformthefollowing:

1)EnsurechargingpumpsuctionalignedtoRWSToLCV-112BopenoLCV-112Cclosedb.VerifychargingpumpsalignedtoVCToLCV-112C-OPENoLCV-112B-CLOSED2)Continuewi'thStep23.WHENVCTlevelgreaterthan40%,THENdoStep22b.b.Manuallyalignvalvesasnecessary.

23CheckPRZRLevel-LESSTHAN75%[65%adverseCNMT]Controlchargingandletdownasnecessary-to reducePRZRleveltolessthan75%(65%adverseCNMT).Ifnecessary establish excessletdown.IFnoletdownavailable ANDCCWtoRCPsestablished, THENcyclechargingpumpsasnecessary tocontrolPRZRlevel.

~y4EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV'6PAGE19of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:Foroptimumlongtermpressurecontrol,saturated conditions shouldberestoredinthePRZR.24VerifyPRZRLiquidTemperature (TZ-424)-ATSATURATION FORDESIREDPRESSUREIFPRZRliquidtemperature low,THENenergizePRZRheatersasnecessary toestablish desiredtemperature.

25CheckRCSSubcooling BasedOnCoreExitT/Cs-LESSTHAN10'FUSINGFIGUREMZNSUBCOOLZNG IFRCSpressurelessthan160psig[200psigadverseCNMT],THENgotoStep26.IFNOT,THENdepressurize usingnormalspray.Returntostep16b.IFnormalsprayNOTavailable andletdownisinservice,THENuseauxiliary sprayforanyfurtherdepressurization.

ReturntoStep16b.IFauxiliary sprayNOTavailable, THENreturntoStep16a.26CheckCoolDownRateInRCSColdLegs-GREATERTHAN100'FZNANY60MINUTESPERIODReturntoprocedure andstepineffect.27MaintainRCSPressureAndTemperature StableForAtLeast1Houra.Controlsteamdumpandfeedflowasnecessary b.Performactionsofotherprocedures ineffectwhichdonotcooldowntheRCSorincreaseRCSpressureuntiltheRCStemperature soakhasbeencompleted 4EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE20of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:Thefollowing

pressure, temperature andcooldownratelimitsremainapplicable insubsequent procedures.

28WHEN1HOURSoakIsComplete, THENContinueRCSCooldownAndDepressurization AsNecessary a.MaintainRCSpressure-andcoldlegtemperature withinthelimitsofFigureSOAKLIMITSb.Establish andmaintaincooldownrateinRCScoldlegs-LESSTHAN50'FINANY60MINUTESPERIOD29VerifySIFlowNotRequired:

oRCSsubcooling basedoncoreexitT/Cs-GREATERTHANFIGUREMINSUBCOOLING oRVLISindication:

oLevel-GREATERTHAN68%[73%adverseCNMT]-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%ManuallyoperateSIpumpsasnecessary.

IFRCSsubcooling based'oncoreexitT/CsgreaterthanFigureMINSUBCOOLING andnoRCPrunning,THENperformthefollowing:

a.Establish conditions forstartinganRCP:oBusllAor11Benergized oRefertoAttachment RCPSTARTb.IFconditions established, THENstartoneRCP.

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE21of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED30ReturnToProcedure AndStepInEffect-END-EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE1of1FR-P.1APPENDIXLISTTITLE1)FIGUREMINSUBCOOLING 2)FIGURESOAKLIMITS3)FIGURERCPSEALLEAKOFF4)ATTACHMENT RCPSTART~5)ATTACHMENT SD-16)ATTACHMENT CNMTRECIRCFANS7)ATTACHMENT N2PORVSPAGES EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE1of1FIGUREMINSUBCOOLING NOTE:Subcooling Margin=Saturation Temperature FromFigureBelow[-]CoreExitT/CIndication RCSPRESSURE(PSIG)25002400230022002100200019001800170016001500140013001200110010009008007006005004003002001000RCSPRESSUREINCREMENTS 20PSIGSUBCOOLED'EGION ADVERSECNMTNORMALCNMTINADEQUATE SUBCOOLING REGIONTEMPERATURE INCREMENTS 10'F200250300350400450500550600650700COREEXITSATURATION TEMPERATURE

('F)

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV16PAGE1of1RCS25002400230022002100200019001800170016001500140013001200110010009008007006005004003002001000PRESSURE(PSIG)RCSPRESSUREINCREMENTS 20PSIGFIGURESOAKLIMITSREMAINBELOWCURVETEMPERATURE INCREMENTS 10'F200250300350400450500550600650700RCSCOLDLEGTEMPERATURE

('F)

EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZED THERMALSHOCKCONDITION REV:16PAGE1of1FIGURERCPSEALLEAKOFF¹ISEAL'LEAK RATE(GPM)6LEAKRATEINCREMENTS 0.2GPMNORMALOPERATING RANGEDPINCREMENTS.

50PSI2505007501000125015001750200022502500¹1SEALDP(RCSPRESS-VCTPRESS)PSI EOPIFR-S~1RESPONSETOREACTORRESTART/ATWS REV10PAGE1of11ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERREONSIBLEMANAGEREFFECTIVE DATECATEGORY1.0REVIEWEDBY:

FR-ST1RESPONSETOREACTORRESTART/ATWS REV:10PAGE2of11A.PURPOSE-Thisprocedure providesactionstoaddnegativereactivity toacorewhichisobservedtobecriticalwhenexpectedtobeshutdown.B.ENTRYCONDITIONS/SYMPTOMS 1.ENTRYCONDITIONS

-Thisprocedure isenteredfrom:a.E-O,REACTORTRIPORSAFETYINJECTION, whenreactortripisnotverifiedandmanualtripisnoteffective.

b.F-O.l,SUBCRITICALITY CriticalSafetyFunctionStatusTreeoneitheraREDorORANGEcondition.,

EOP:FR-ST1RESPONSETOREACTORRESTART/ATWS REV:10PAGE3of11STEP'CTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:'oSteps1through3areIMMEDIATE ACTIONsteps.oAdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiation isgreaterthan10+R/hr.O1VerifyReactorTrip:oAtleastonetrainofreactortripbreakers-OPENoNeutronflux-DECREASING oMRPIindicates

-ALLCONTROLANDSHUTDOWNRODSONBOTTOMManuallytripreactor.IFreactortripbreakersNOTopen,THENmanuallyinsertcontrolrods.O2VerifyTurbineStopValves-CLOSEDManuallytripturbine.IFturbinetripcanNOTbeverified, THENclosebothMSIVs.3CheckAFWPumpsRunning:a.MDAFWpumps-RUNNINGb.TDAFWpump-RUNNINGIFNECESSARY a.ManuallystartMDAFWpumps.b.Manuallyopensteamsupplyvalves.~MOV-3505A

~MOV-3504A

EOP:FR-S.lT1TLE:RESPONSETOREACTORRESTART/ASS REV10PAGE4ofllSTEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*****************************************CAUTIONACTIONSTAKENTOINITIATERCSBORATIONSHALLNOTBEREVERSEDWHENPERFORMING STEPS1THROUGH12OFE-O,REACTORTRIPORSAFETYINJECTION.

NOTE:Ifoffsitepowerislostcoincident withSI,thenMCCCandMCCDlockoutrelaysmustberesettorestoreBAandRMWpumps.4InitiateEmergency BorationOfRCS:a.CheckSIstatus:oAllSIannunciators EXTINGUISHED oAllSIpumps-OFFINAUTOb.Verifyatleastonechargingpump-RUNNINGc.Alignborationpath:1)StarttwoBAtransferpumps2)OpenMOV-3503)VerifyBAflowd.Verifychargingflowpath:oChargingvalvetoloopBcoldleg(AOV-294)

-OPENoChargingflowcontrolvalve(HCV-142)

-DEMANDAT0%a.Performthefollowing:

1)Completesteps1through12ofE-O,REACTORTRIPORSAFETYINJECTION, whilecontinuing withthisprocedure 2)IFSIflowindicated, THENgoto'Step5.IFNOT,THENgotoStep4b.b.Performthefollowing:

1)ResetSIifnecessary.

2)Startonechargingpump.c.Initiatenormalborationatmagimumrateusingtheboricacidflowcontrolvalve,FCV-llOA.

IFflowcanNOTbeestablished, THENrefertoER-CVCS.1, REACTORMAKEUPCONTROLMALFUNCTION.

d.Manuallyalignvalvesandverifyflow.

EOP:FR-ST1RESPONSETOREACTORRESTART/ATWS REV10PAGE5of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED5CheckIfTheFollowing TripsHaveOccurred:

a.Reactortripa.DispatchAOtolocallytripreactor:oTripMGsetbreakersatbus13andbus15.b.TurbinetripoOpenreactortripbreakerslocally.b.DispatchoperatortolocallytripturbineusingmanualtripleveronwestendofHPturbine.6CheckPRZRPORVStatus:oRCSpressure-LESSTHAN2335PSIGoPORVs-CLOSEDVerifyCNMTventilation isolation.

IFdampersNOTclosed,THENmomentarily deenergize CNMTparticulate monitor,R-ll,toactuateCVI.oAnnunciator F-19,PRZRPORVOUTLETHITEMP-EXTINGUISHED EOP:FR-ST1TITLE:RESPONSETOREACTORRESTART/ATWS REV10PAGE6of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*******************************.**********CAUTION'FCSTLEVELDECREASES TOLESSTHAN5FEET>THENALTERNATE WATERSOURCESFORAFWPUMPSWILLBENECESSARY (REFERTOER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).7CheckS/GLevel:a.NarrowrangelevelinatleastoneS/G-GREATERTHAN5%[25%adverseCNMT]b.Controlfeedflowtomaintainnarrowrangelevelbetween17%[25%adverseCNMT]and50%'.Performthefollowing:

1)Verifytotalfeedflowgreaterthan400gpm.IFNOT,THENmanuallystartpumpsandalignvalvesasnecessary.

2)Maintaintotalfeedflowgreaterthan400gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT)inatleastoneS/G.8VerifyDilutionPaths-,ISOLATEDManuallyisolatedilutionpaths.oPlaceRMW'modeswitchtoBORATEoVerifyRMWtoblender(HCV-111)

CLOSEDoVerifyRMWpumps-OFF tl EOP:FR-ST1RESPONSETOREACTORRESTART/ATWS REV10PAGE7of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED9Stabilize RCSTemperature:

a.Controlsteamdumpasnecessary b.Verifythefollowing:

oCoreexitT/Cs-STABLEORINCREASING b.,IFRCScooldowncanNOTbecontrolled, THENclosebothMSIVsandgotoStep10.oPressureinbothS/GsSTABLEORINCREASING oPressureinbothS/GsGREATERTHAN100PSIGc.GotoStep1410VerifyMFWIsolation:

a.MFWpumps-TRIPPEDb.MFWflowcontrolvalves-CLOSED~MFWregulating valves~MFWbypassvalvesa.ManuallycloseMFWpumpdischarge valvesandtripMFWpumps.b.PlaceAandBS/GMFWregulating valveandbypassvalvecontrollers toMANUALat0%demand.11IdentifyFaultedS/G:oAnyS/GPressure-DECREASING INAN,UNCONTROLLED MANNERGotoStep14.-OR-oAnyS/G-COMPLETELY DEPRESSURIZED l'

EOP:FR-S1TITLE:RESPONSETOREACTORRESTART/ATWS REV10PAGE8of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*****************************************CAUTIONoATLEASTONES/GSHALLBEMAINTAINED AVAILABLE FORRCSCOOLDOWN.

oIFBOTHS/GSAREFAULTED,ATLEAST50GPMFEEDFLOWSHOULDBEMAINTAINED TOEACHS/G.12IsolateFeedFlowToFaultedS/G:oClosefaultedS/GMDAFWpumpdischarge valve~S/GA)MOV-4007~S/GB,MOV-4008oPullstopfaultedS/GMDAFWpumpoClosefaultedS/GTDAFWflowcontrolvalveManuallyclosevalves.IFvalvescanNOTbeclosed,THENdispatchAOtolocallyisolateflowpaths asnecessary.

~S/GA,AOV-4297~S/GB,AOV-4298oVerifyfaultedS/GMFWregulating valveandbypassvalve-CLOSED~S/GA,HCV-466andHCV-480~S/GB,HCV-476andHCV-481oVerifyMDAFWpumpcrosstievalves-BOTHCLOSED~MOV-4000A

~MOV-4000B ClosefaultedS/GSAFWpumpdischarge valve~S/GA,MOV-9701A

~S/GB,MOV-9701B EOP:FR-ST1RESPONSETOREACTORRESTART/ATNS REV:10PAGE9of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED13IsolateSteamFlowFromFaultedS/G:oVerifyfaultedS/GARV-CLOSED~S/GA,AOV-3411~S/GB,AOV-3410oClosefaultedS/G'TDAFWpumpsteamsupplyvalveandplaceinPULLSTOPManuallyclosevalves.IFvalvescanNOTbeclosed,THENdispatchAOtolocallyisolateflowpaths asnecessary.

~S/GA,MOV-3505A

~S/GB,MOV-3504A oVerifyfaultedS/Gblowdownand,samplevalves-CLOSED~S/GA,AOV-5738andAOV-5735~S/GB,AOV-5737andAOV-5736oDispatchAOtocompletefaultedS/Gisolation (RefertoAttachment FAULTEDS/G) 1i EOP!FR-S1RESPONSETOREACTORRESTART/ATWS REV10PAGE10of11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*****************************************CAUTIONBORATIONSHOULDCONTINUETOOBTAINADEQUATESHUTDOWNMARGINDURINGSUBSEQUENT ACTIONS.*****************************************NOTE:AdverseCNMTconditions orlossofforcedaircoolingmayresultinfailureofNISdetectors.

14VerifyReactorSubcritical:

oPowerrangechannels-LESSTHAN5soIntermediate rangechannelsSTABLEORDECREASING oIntermediate rangechannelsstartuprate-NEGATIVEoCoreexitT/Cs-STABLEPerformthefollowing:

a.Stabilize RCStemperature.

b.Continuetoinjectboricacid,c.DirectRPtosampleRCSandPRZRforboronconcentration.

d,Verifyboronconcentration greaterthanFigureSDM.IFadequateshutdownmarginverified, THENreturntoprocedure andstepineffect.IFNOT,THENperformthefollowing:

a.AllowRCStoheatup.b.PerformactionsofotherFRprocedures ineffectwhichdoNOTcooldownorotherwise addpositivereactivity tothecore.c.ReturntoStep5.

EOP:FR-ST1.RESPONSE TOREACTORRESTART/ATWS REV10PAGEllof11STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED15ReturntoProcedure AndStepInEffect-END-EOP:FR-ST1RESPONSETOREACTORRESTART/ATWS REV:10PAGE1of1FR-S.1APPENDIXLISTTITLEPAGES1)FIGURESDM2)ATTACHMENT FAULTEDS/G

't EOP:FR-S1RESPONSETOREACTORRESTART/ATWS REV10PAGE1of1FIGURESDMNOTE:oCurveincludesallowance foronestuckrod.Add100ppmforeachadditional stuckrod.oToobtaincoreburnup,usePPCSpointIDBURNUP.BORONCONCENTRATION (PPH)1800'600BORONINCREMENTS 20PPM140012001000ADEQUATESDM100PPHCONSERVATISHINCLUDED800600400BORATE200BURNUPINCREMENTS 200HWD/HTU20004000600080001000012000140001600018000CYCLE26BURNUP(HWD/MTU)