ML17265A515
ML17265A515 | |
Person / Time | |
---|---|
Site: | Ginna |
Issue date: | 01/14/1999 |
From: | ROCHESTER GAS & ELECTRIC CORP. |
To: | |
Shared Package | |
ML17265A517 | List: |
References | |
PROC-990114, NUDOCS 9901220067 | |
Download: ML17265A515 (159) | |
Text
EOPAP-SW.1TITLE:SERVICEWATERLEAKREV14PAGE1of10ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERRESPONSIB MANAGEREFFECTIVE DATECATEGORY1.0REVIEWEDBY:vv<nmoosv esoxxsPDRADQCK05000244FPDR EOP:AP-SW.1TITLE:SERVICEWATERLEAKREV:14PAGE2of10A.PURPOSE-Thisprocedure providesthenecessary instructions torespondtoaservicewatersystemleak.B.ENTRYCONDITIONS/SYMPTOMS 1.SYMPTOMS-ThesymptomsofSERVICEWATERLEAKare:a.Servicewaterheaderpressurelowalarmsoncomputer, orb.Sumppumpactivityincreases incontainment, theAUXBLDG@orINTBLDG@ORc.Unexplained increaseinthewastehold-uptank,ord.Visualobservation ofaSWleak,ore.Annunciator C-2,CONTAINMENT RECIRCCLRSWATEROUTLETHITEMP217F,lit,orf.Annunciator C-10,CONTAINMENT RECIRCCLRSWATEROUTLETLOFLOW1050GPM,lit,org.Annunciator E-31,CONTAINMENT RECIRCFANCONDENSATE HI-HILEVELalarm,exhibitsanunexplained increaseinfrequency, orh.Annunciator H-G,CCWSERVICEWATERLOFLOW1000GPM,lit.
EOPAP-SW.1TITLE:SERVICEWATERLEAKREV:14PAGE3of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED1l*0lIIf1if0t~~*i~1*111*10t1*I4t14~~1~~CAUTIONoIF,ATANYTIMEDURINGTHISPROCEDURE, AREACTORTRIPORSIOCCURS,E-O,REACTORTRIPORSAFETYINJECTION.
SHALLBEPERFORMED.
oIFEITHERD/GRUNNINGWITHOUTSWCOOLINGAVAILABLE, THENSTOPTHEAFFECTEDD/GTOPREVENTOVERHEATING.
1Verify480VACEmergency Busses17and18-ENERGIZED Ensureassociated D/G(s)runningandattempttomanuallyloadbusses17and/or18ontotheD/G(s)ifnecessary.
2VerifyAtLeastOneSWPumpRunningInEachLoop:~AorBpumpinloopA~CorDpumpinloopBIFaSWpumphastripped,THENensureotherpumpintheaffectedloopisrunning.
,yh0A~
EOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE4of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:Abnormally lowpressureineitherSWloopmayindicatethattheidlepumpcheckvalveisopen.Thismaybecorrected byrestarting orisolating theidlepump.3CheckSWSystemStatus:a.CheckSWloopheaderpressures:
oPressureinbothloops-APPROXIMATELY EQUALoPPCSSWlowpressurealarmstatus-NOTLOWoPressureinbothloopsSTABLEORINCREASING b.CheckSWloopheaderpressures GREATERTHAN55PSIGa.IFthreeSWpumpsoperating andeitherlooppressurelessthan40psig.THENtripthereactorandgotoE-0.REACTORTRIPORSAFETYINJECTION.
IFonlytwoSWpumpsoperating andeitherlooppressurelessthan45psig,THENstartoneadditional SWpump(243kweachpump).b.IFeitherSWlooppressureislessthan55PSIGwiththreeSWpumpsrunningANDcausecanNOTbecorrected, THENinitiateacontrolled shutdownwhilecontinuing withthisprocedure (Referto0-2.1,NORMALSHUTDOWNTOHOTSHUTDOWN).
~~
EOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE5of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:oIfSWislosttoanysafeguards equipment, theaffectedcomponent shouldbedeclaredinoperable andappropriate actionstakenasrequiredbyITS,Section3.oCNMTsumpAlevelof10feetisapproximately 6feet6inchesbelowthebottomofthereactorvessel.4CheckForSWLeakageInCNMT:a.CheckSumpAindication oSumpAlevel-INCREASING
-OR-a.IFtheSWleakisNOTintheCNMT,THENgotoStep6.oSumpApumpstartfrequency-INCREASING (RefertoRCSDailyLeakageLog)b.EvaluateSumpAconditions:
1)VerifyLeakagewithincapacityofoneSumpApump(50gpm)2)CheckSumpAlevel-LESSTHAN10FEETb.Plantshutdownshouldbeconsidered, consultplantstaff.c.DirectRPtoestablish conditions forCNMTentry V&4r-EOP:AP-SW.1TITLE:SERVICEWATERLEAKREV14PAGE6of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED1~t4I*1'0I*~41141*10**4t11440~II4*1111t~CAUTIONBEFOREISOLATING SWTOCNMTRECIRCFANS.REFERTOITSSECTION3.6.6FOROPERABILITY REQUIREMENTS.
NOTE:oOneReactorCompartment coolingfanshouldberunningwheneverRCStemperature isgreaterthan135F.'CNMTrecircfancondensate collector levelindicators maybehelpfulinidentifying aleakingfancooler.5CheckCNMTfanindications:
oCNMTrecircfancollector dumpfrequency
-NORMAL(RefertoRCSDailyLeakageLog)oCNMTrecircfanSWflowsAPPROXIMATELY EQUAL(INTERBLDGbasementbyIBELIP)oReactorcompartment coolerSWoutletpressures
-APPROXIMATELY EQUAL(INTERBLDGSAMPLEHOODAREA)~CoolerA-PI2232~CoolerB-PI2141DispatchAOtoperformAttachment SWLOADSINCNMTasnecessary.
WHENCNMTSWleaklocationidentified, THENgotoStep9.
14~h'tIk'le~'s>~~~
EOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE7of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED6DispatchAOToScreenhouse ToPerformTheFollowing:
a.VerifyidleSWpumpcheckvalveclosedoIdlepumpshaftstoppedoIdlepumpdischarge pressureZERO(unisolate andchecklocalpressureindicator) b.Investigate forSWleakinScreenhouse
-NOEXCESSIVE LEAKAGEINDICATED a.NotifyControlRoomofanyindication ofcheckvalvefailure.b.Performthefollowing:
1)Identifyleaklocation.
IPincreaseinleakagefromunderground headerindicated, THENisolation ofheadershouldbeconsidered (RefertoAttachment SWISOLATION) 2)NotifyControlRoomofleaklocation.
NOTE:RefertoAttachment SWISOLATION foralistofthemajornon-safeguards loadssuppliedbyeachservicewaterheader.7CheckIndications ForLeakLocation:
oAUXBLDGsumppumpstartfrequency
-NORMAL(RefertoRCSDailyLeakageLog)oAnnunciator L-9.AUXBLDGSUMPHILEVEL-EXTINGUISHED DispatchAOtothespecificareatoinvestigate forleakage.oAnnunciator L-17,INTERBLDGSUMPHILEVEL"EXTINGUISHED I~'~
EOP:AP-SW.1SERVICEWA'gERLEAKREV14PAGE8of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED8DispatchAOToLocallyInvestigate ForSWLeakageAndToMonitorOperating Equipment
~TurbineBLDG~SAFWpumproom I~~e~~(I'I~W4\~~k fOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE9of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:IfSWislosttoeitherD/G,refertoER-D/G.2.
ALTERNATE COOLINGFOREMERGENCY D/Gs.ifcoolingisrequired.
9EvaluateSWLeakConcernsa.CheckSWpumpstatus-ATLEASTTHREEPUMPSRUNNINGb.IntactSWloopheaderpressureGREATERTHAN45PSIGa.IFeitherSWheaderpressurelessthan45psig,THENstartthirdSWpump.b.DispatchAOtoperformthefollowing:
1)SplitAandBSWheaders:oCloseV-4669ORV-4760inBD/Groom.oCloseV-4611ORV-4612inScreenhouse.
oCloseV-4625ORV-4626inINTBLDGcleanside.oCloseV-4639ORV-4756inINTBLDGcleanside.c.Verifyleaklocation-IDENTIFIED d.Verifyplantoperating atpowere.Leakisolation atpower-ACCEPTABLE 2)IFplantatpower,THENinitiateacontrolled shutdown(Referto0-2.1.NORMALSHUTDOWNTOHOTSHUTDOWN).
3)GotoStep10.c.ReturntoStep3.d.VerifySWsystemconditions appropriate forplantmode(RefertoITSSection3.7.8)andgotoStep10.e.IFplantshutdownrequired.
THENreferto0-2.1,NORMALSHUTDOWNTOHOTSHUTDOWN.
'IIb EOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE10of10STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED10DispatchAO(s)ToLocallyIsolateSWLeakAsNecessary llVerifySWLeakIsolateda.MonitorSWSystemOperation oSWloopheaderpressureRESTOREDTOPRE-EVENT VALUEArchivePPCSpoint,IDloopAP2160ORloopBP2161)oBothSWloopheaderpressures STABLEa.IFSWleakcanNOTbeisolatedwithintheaffectedheader,THENstopSWpumpsintheaffectedloopandgotoStep12.b.VerifyatleastoneSWpumpavailable fromeachscreenhouse ACEmergency bus~Bus17SWpumpsBorD~Bus18SWpumpsAorCb.RefertoITSSection3.7.8for,limitingconditions foroperation.
NOTE:oReferto0-9.3,NRCIMMEDIATE NOTIFICATION, forreporting requirements.
oAnActionReport,perIP-CAP.1, shouldbesubmitted foraSWleakinCNMT.12NotifyHigherSupervision
-END-EOP:AP-SW.1SERVICEWATERLEAKREV:14PAGE1of1AP-SW.1APPENDIXLISTTITLE1)ATTACHMENT SWISOLATION (ATT-2.2)2)ATTACHMENT SWLOADSINCNMT(ATT-2.3)
EOP:E-0REACTORTRIPORSAFETYINJECTION REV27PAGE1of26ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERRESPONSIBL MANAGEREFFECTIVE DATECATEGORY1.0REVIEWEDBY:
EOP:E-0REACTORTRIPORSAFETYINACTIONREV:27PAGE2of26A.PURPOSE-Thisprocedure providesactionstoverifyproperresponseoftheautomatic protection systemsfollowing manualorautomatic actuation ofareactortriporsafetyinjection andtoassessplantconditions, andidentifytheappropriate recoveryprocedure.
B.ENTRYCONDITIONS/SYMPTOMS 1.Thefollowing aresymptomsthatrequireareactortrip,'fonehas-notoccurred:
oAnyplantparameter reachesareactortripsetpointandlogicaslistedinprocedure P-l,REACTORCONTROLANDPROTECTION SYSTEM.oOperatordiscretion.
2.Thefollowing aresymptomsofareactortrip:oAny,FirstOutreactortripannunciator lit.oArapiddecreaseincoreneutronlevelasindicated bynuclearinstrumentation.
oMRPIIndicates allcontrolandshutdownrodsonbottom.oReactortripbreakersindicateopen.3.Thefollowing aresymptomsthatrequireareactortripandsafetyinjection, ifonehasnotoccurred:
oAnyplantparameter reachestheSafetyInjection setpointandlogicaslistedinprocedure P-l,REACTORCONTROLANDPROTECTION SYSTEM.oOperatordiscretion.
4.Thefollowing aresymptomsofareactortripandsafetyinjection:
oAnySIannunciator lit.oSafeguards sequencing started.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE3of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDoAtleastonetrainofreactortripbreakers-OPENoNeutronflux-DECREASING oMRPIindicates
-ALLCONTROLANDSHUTDOWNRODSONBOTTOMManuallytripreactor.IFreactortripbreakersNOTopen.THENperformthefollowing:
a.OpenBus13and-Bus15normalfeedbreakers.
b.VerifyroddriveMGsetstripped.c.CloseBus13andBus15normalfeedbreakers.
d.Resetlightingbreakers.
IFthereactorwillNOTtripORIFpowerrangeNISindicates greaterthan5'/.,THENgotoFR-S.l,RESPONSETOREACTORRESTART/ATWS.
Step12VerifyTurbineStopValves-CLOSEDManuallytripturbine.IFturbinetripcanNOTbeverified.
THENclosebothMSIVs.3VerifyBothTrainsOfACEmergency BussesEnergized ToAtLeast420VOLTS:Attempttostartanyfailedemergency D/GtorestorepowertoallACemergency busses.~Bus14andBus18~Bus16andBus17IFpowercanNOTleastonetrain.ECA-O.O.LOSSOFStep1.berestoredtoatTHENgotoALLACPOWER.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV27PAGE4of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDa.AnySIAnnunciator
-LITa.IFanyofthefollowing conditions aremet,THENmanuallyactuateSIandCI:oPRZRpressurelessthan1750psig-OR-oSteamline pressurelessthan514psig-OR-oCNMTpressuregreaterthan4psig-OR-oSIsequencing started'OR-b.SIsequencing
-BOTHTRAINSSTARTED.oOperatordetermines SIrequiredIFSIisNOTrequired, THENgotoES-0.1,REACTORTRIPRESPONSE, Step1.b.ManuallyactuateSIandCI.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE5of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:oFOLDOUTpageshouldbeopenandmonitored periodically.
oAdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiation isgreaterthan10+0>R/hr.5VerifySIandRHRPumpsRunning:a.AllSIpumps-RUNNINGb.BothRHRpumps-RUNNINGa.Performthefollowing:
1)EnsureSIpumpsuctionsupplyopenfromRWST.2)Manuallystartpumps.b.Manuallystartpumps.6VerifyCNMTRECIRCFansRunning:a.Allfans-RUNNINGb.Charcoalfilterdampersgreenstatuslights-EXTINGUISHED a.Manuallystartfans.b.Dispatchpersonnel torelayroomwithrelayrackkeytolocallyopendampersbypushingintriprelayplungers.
~AUXRELAYRACKRA-2forfanA~AUXRELAYRACKRA-3forfanC EOP:E-0REACTORTRIPORSAFETYINJECTION REV27PAGE6of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*7VerifyCNMTSprayNotRequired:
oAnnunciator A-27.CNMTSPRAY-EXTINGUISHED oCNMTpressure-LESSTHAN28PSIGVerifyCNMTsprayinitiated.
IFCNMTsprayNOTinitiated, THENperformthefollowing:
a.DepressmanualCNMTspraypushbuttons (2of2).b.EnsureCNMTspraypumpsrunning.IFnoCNMTspraypumpavailable.
THENgotoStep8.c.EnsureCNMTspraypumpdischarge valvesopenforoperating pump(s).oCNMTspraypumpA:~MOV-860A~MOV-860BoCNMTspraypumpB:0MOV-860C~MOV-860Dd.EnsureNaOHtankoutletvalvesopen.~AOV-836A~AOV-836B EOP:E-0REACTORTRIPORSAFETYINJECTION REV27PAGE7of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED8CheckIfMainSteamlines ShouldBeIsolated:
a.AnyMSIV-OPENb.CheckCNMTpressure-LESSTHAN18PSIGc.CheckifANYmainsteamlines shouldbeisolated:
oLowTavg(545F)ANDhighsteamflow(0.4xl06lb/hr)fromeitherS/Ga.GotoStep9.b~EnsureBOTHMSIVsclosedandgotoStep9~c.GotoStep9.-OR-oHigh-High steamflow(3.6x106lb/hr)fromeitherS/Gd.VerifyMSIVclosedontheaffectedS/G(s)d.Manuallyclosevalves.9VerifyMFWIsolation:
a.MFWpumps-TRIPPEDb.MFWflowcontrolvalves-CLOSED~MFWregulating valves~MFWbypassvalvesc.S/GblowdownandsamplevalvesCLOSEDa.ManuallycloseMFWpumpdischarge valvesandtripMFWpumps.b.PlaceAandBS/GMFWregulating valveandbypassvalvecontrollers inMANUALat0%demand.c.PlaceS/Gblowdownandsamplevalveisolation switchtoCLOSE.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE8of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED10VerifyAFWPumpsRunning:a.MDAFWpumps-RUNNINGb.TDAFWpump-RUNNINGIFNECESSARY a.ManuallystartMDAFWpumps.b.Manuallyopensteamsupplyvalves.~MOV-3505A
~MOV-3504A 11VerifyAtLeastTwoSWPumpsRUNNINGPerformthefollowing:
a.EnsureoneSWpumprunningoneachenergized screenhouse ACemergency bus:~Bus17~Bus18b.IFoffsitepowerNOTavailable, THENensureSWisolation.
EOP:E-0TITLE:REACTORTRIPORSAFETYINJECTION REV:27PAGE9of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED12VerifyCIAndCVI:a.CIandCVIannunciators
-LIT~Annunciator A-26.CNMTISOLATION
~Annunciator A-25.CNMTVENTILATION ISOLATION a.DepressmanualCIpushbutton.
b.VerifyCIandCVIvalvestatuslights-BRIGHTc.CNMTRECIRCfancoolersSWoutletvalvestatuslightsBRIGHTb.ManuallycloseCIandCVIvalvesasrequired'F valvescanNOTbeverifiedclosedbyMCBindication, THENdispatchAOtolocallyclosevalves(RefertoAttachment CI/CVIforalternate isolation valves).c.DispatchAOtolocallyfailopenvalves.~FCV-4561~FCV-4562~~~III~~~I~III~II**I~I~II~~~IIIIIIII*~~I~CAUTIONRCPTRIPCRITERIALISTEDONFOLDOUTPAGESHOULDBEMONITORED PERIODICALLY'3 CheckCCWSystemStatus:a.VerifyCCWpump-ATLEASTONERUNNINGb.PlaceswitchforexcessletdownAOV-310toCLOSEa.IFoffsitepoweravailable, THENmanuallystartoneCCWpump.c.VerifyCCWfromexcessletdownAOV-745-CLOSEDc.Manuallyclosevalve.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE10of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED14VerifySIAndRHRPumpFlow:a.SIflowindicators
-CHECKFORFLOWb.RHRflowindicator
-CHECKFORFLOWa.IFRCSpressurelessthan1400psig,THENmanuallystartpumpsandalignvalves.IFNOT,THENgotoStep-15.b.IFRCSpressurelessthan140psig,THENmanuallystartpumpsandalignvalves.IFNOT,THENgotoStep15.15VerifyTotalAFWFlow-GREATERTHAN200GPMIFS/Gnarrowrangelevelgreaterthan5%[25%adverseCNMT]inanyS/G,THENcontrolAFWflowtomaintainnarrowrangelevel.IFnarrowrangelevellessthan5%[25%adverseCNMT]inallS/Gs,THENmanuallystartpumpsandalignvalvesasnecessary.
IFAFWflowgreaterthan200gpmcanNOTbeestablished, THENgotoFR-H.1,RESPONSETOLOSSOFSECONDARY HEATSINK.Step1.16VerifyAFWValveAlignment:
a.AFWflow-INDICATED TOBOTHS/G(s)b.AFWflowfromeachMDAFWpump-LESSTHAN230GPMManuallyalignvalvesasnecessary.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE11of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED17VerifySIPumpAndRHRPumpEmergency Alignment:
a.RHRpumpdischarge toRxvesseldeluge-OPEN~MOV-852A~MOV-852Bb.VerifySIpumpC-RUNNINGc.VerifySIpumpA-RUNNINGd.VerifySIpumpB-RUNNINGe.VerifySIpumpCdischarge valves-OPEN~MOV-871A~MOV-871Ba.Ensureatleastonevalveopen.b.Manuallystartpumponavailable bus.c.Performthefollowing:
1)EnsureSIpumpsBandCrunning.IFeitherpumpNOT.running,THENgotoStep17e.2)EnsureSIpumpCalignedtodischarge lineA:oMOV-871AopenoMOV-871Bclosed3)GotoStep18.d.Performthefollowing:
1)EnsureSIpumpsAandCrunning.IFeitherpumpNOT,running,THENgotoStep17e.2)EnsureSIpumpCalignedtodischarge lineB:oMOV-871BopenoMOV-871Aclosed3)GotoStep18.e.Manuallyopenvalvesasnecessary.
EOP:E-0TITLE:REACTORTRIPORSAFETYINJECTION REV:27PAGE12of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*04~~14~~1141i1~0I4~114~~P4*00I140~~CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
18CheckCCWFlowtoRCPThermalBarriers:
oAnnunciator A-7,RCP1ACCWRETURNHITEMPORLOFLOW-EXTINGUISHED oAnnunciator A-15,RCP1BCCWRETURNHITEMPORLOFLOWEXTINGUISHED IFCCWtoaRCPislost,THENperformthefollowing:
a.StopaffectedRCPs.b.ResetSI.c.Verifyadequatepoweravailable torunonechargingpump(75kw).d.Startonechargingpumpatminimumspeedforsealinjection.
e.AdjustHCV-142toestablish eitherofthefollowing:
oLabyrinth sealD/PtoeachRCPgreaterthan15inchesofwater.-OR-oRCPsealinjection flowtoeachRCPgreaterthan6gpm.f.IFlargeimbalance insealinjection flowexists,THENconsiderlocaladjustment ofV-300AandV-3008.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE13of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED19CheckIfTDAFWPumpCanBeStopped:a.BothMDAFWpumps-RUNNINGb.PULLSTOPTDAFW-pump steamsupplyvalves~MOV-3504A
~MOV-3505A a.GotoStep20.*20MonitorRCSTavg-STABLEATORTRENDINGTO547FIFtemperature lessthan547'Fanddecreasing, THENperformthefollowing:
a.Stopdumpingsteam.b.Ensurereheatersteamsupplyvalvesareclosed.c.IFcooldowncontinues, THENcontroltotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5'5[25/adverseCNMT]inatleastoneS/G.d.WHENS/Glevelgreaterthan5%[251oadverseCNMT]inoneS/G.THENlimitfeedflowtothatrequiredtomaintainlevelinatleastoneS/G.e.IFcooldowncontinues, THENclosebothMSIVs.IFtemperature greaterthan547'Fandincreasing, THENdumpsteamtostabilize andslowlydecreasetemperature to547'F.
fop:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE14of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED21CheckPRZRPORVsAndSprayValves:a.PORVs-CLOSEDa.IFPRZRpressurelessthan'2335psig,THENmanuallyclosePORVs.IFanyvalvecanNOTbeclosed,THENmanuallycloseitsblockvalve.~MOV-516forPCV-430~MOV-515forPCV-431Cb.Auxiliary sprayvalve(AOV-296)
CLOSEDc.CheckPRZRpressure-LESSTHAN2260PSIGd.NormalPRZRsprayvalves-CLOSED~PCV-431A~PCV-431BIFblockvalvecanNOTbeclosed.THENgotoE-l,LOSSOFREACTORORSECONDARY COOLANT.'tep1~b.Manuallycloseauxiliary sprayvalve.IFvalvecanNOTbeclosed.THENperformthefollowing:
1)Decreasechargingpumpflowtominimum.2)EnsurechargingvalvetoloopBcoldlegopen(AOV-294).
c.ContinuewithStep22.WHENpressurelessthan2260psig.THENdoSteps21d.d.Placecontrollers inMANUALat0/.demand.IFvalvescanNOTbeclosed,THENstopassociated RCP(s).
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE15of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*22MonitorRCPTripCriteria:
a.RCPstatus-ANYRCPRUNNINGb.SIpumps-ATLEASTTWORUNNINGc.RCSpressureminusmaximumS/Gpressure-LESSTHAN175psig[400psigadverseCNMT]d.StopbothRCPsa.GotoStep23'.GotoStep23.c.GotoStep23.23CheckIfS/GSecondary SideIsIntact:oPressureinbothS/Gs-STABLEORINCREASING oPressureinbothS/Gs-GREATERTHAN110PSIGIFanyS/Gpressuredecreasing inanuncontrolled mannerORcompletely depressurized, THENgotoE-2,FAULTEDSTEAMGENERATOR ISOLATION, Step1.24CheckIfS/GTubesAreIntact:oAirejectorradiation monitors(R-15orR-15A)-NORMALoS/Gblowdownradiation monitor(R-19)-NORMALoSteamline radiation monitors(R-31andR-32)-NORMALGotoE-3.STEAMGENERATOR TUBERUPTURE,Step1.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE16of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED25CheckIfRCSIsIntact:a.CNMTarearadiation monitorsNORMALGotoE-1,LOSSOFREACTORORSECONDARY COOLANT.Stepl.~R-2~R-7~R-29~R-30b.CNMTpressure-LESSTHAN0.5PSIGc.CNMTsumpBlevel-LESSTHAN8INCHESd.CNMTsumpAleveloLevel-STABLEoAnnunciator C-19.CONTAINMENT SUMPAHILEVEL-EXTINGUISHED
,
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE17of,26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED26CheckIfSIShouldBeTerminated:
a.RCSpressure:
oPressure-GREATERTHAN1625PSIGoPressure-STABLEORINCREASING b.RCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLING c.Secondary heatsink:oTotalfeedflowtoS/GsGREATERTHAN200GPMa.DoNOTstopSIpumps.GotoStep27.b.DoNOTstopSIpumps.GotoStep27.c.IFneithercondition met,THENdoNOTstopSIpumps.GotoStep27.-OR-oNarrowrangelevelinatleastoneS/G-GREATERTHAN5%d.PRZRlevel-GREATERTHAN5%e.GotoES-l.l.SITERMINATION.
Step1.d.DoNOTstopSIpumps.Performthefollowing:
1)IFnormalPRZRsprayavailable, THENtrytostabilize RCSpressurewithPRZRspray.2)GotoStep27.
EOP:E-0REACTORTRIPORSAFETYINJECTIONREV:27PAGE18of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:oConditions shouldbeevaluated forSiteContingency Reporting (RefertoEPIP-1.0, GINNASTATIONEVENTEVALUATION ANDCLASSIFICATION).
oTheCriticalSafetyFunctionRedPathSummaryisavailable inAPPENDIX1.27InitiateMonitoring ofCriticalSafetyFunctionStatusTrees*28MonitorS/GLevels:a.Narrowrangelevel-GREATERTHAN5%a.Maintaintotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%inatleastoneS/G.b.Controlfeedflowtomaintainnarrowrangelevelbetween17%and50%b.IFnarrowrangelevelinanyS/Gcontinues toincreaseinanuncontrolled manner.THENgotoE-3,STEAMGENERATOR TUBERUPTURE,Step1.29CheckSecondary Radiation Levels-NORMALoSteamline radiation monitor(R-31andR-32)oDispatchAOtolocallychecksteamline radiation oRequestRPsampleS/GsforactivityGotoE-3,STEAMGENERATOR TUBERUPTURE,Step1.
EOP:E-0TITLE:REACTORTRIPORSAFETYINJECTION REV:27PAGE19of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*~~01I1~0I*Ill**0~I~1I10~10*~~411*441~14~CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET.THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
- 0i14~f0414414401I~j1i1~1I*4~~30ResetSI31ResetCI:a.DepressCIresetpushbutton b.Verifyannunciator A-26.CNMTISOLATION
-EXTINGUISHED b.Performthefollowing:
l)ResetSI.2)DepressCIresetpushbutton.
32VerifyAdequateSWFlow:a.AtleastthreeSWpumps-RUNNINGb.DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1)a.ManuallystartSWpumpsaspowersupplypermits(257kweach).IFlessthanthreepumpsrunning,THENensureSWisolation.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE20of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED33Establish IAtoCNMT:a.Verifynon-safeguards bussesenergized fromoffsitepoweroBus13normalfeed-CLOSED-OR-oBus15normalfeed-CLOSEDb.VerifySWisolation valvestoturbinebuilding-OPEN~MOV-4613andMOV-4670~MOV-4614andMOV-4664c.Verifyadequateaircompressor(s)
-RUNNINGd.'heckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASING e.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392f.VerifyIAtoCNMTAOV-5392-OPENa.Performthefollowing:
1)Closenon-safeguards bustiebreakers:
~Bus13toBus14tie~Bus15toBus16tie2)Verifyadequateemergency D/Gcapacitytorunaircompressors (75kweach).IFNOT,THENevaluateifCNMTRECIRCfansshouldbestopped(RefertoAttachment CNMTRECIRCFANS)~.-3)WHENbus15restored, THENreset'ontrol roomlighting.
b.Manuallyalignvalves'.Manuallystartaircompressors aspowersupplypermits(75kweach).IFaircompressors canNOTbestarted.THENdispatchAOtolocallyresetcompressors asnecessary.
d.Performthefollowing:
1)ContinueattemptstorestoreIA(RefertoAP-IA.1,LOSSOFINSTRUMENT AIR).2)ContinuewithStep34.WHENIArestored, THENdoSteps33eandf.
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE21of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED34CheckAuxiliary BuildingRadiation
-NORMAL~Plantventiodine(R-10B)~Plantventparticulate (R-13)~Plantventgas(R-14)~CCWliquidmonitor(R-17)~LTDlinemonitor(R-9)~CHGpumproom(R-4)Evaluatecauseofabnormalconditions.
IFthecauseisalossofRCSinventory outsideCNMT.THENgotoECA-1.2.LOCAOUTSIDECONTAINMENT, Step1.35CheckPRTConditions oPRTlevel(LI-442)-LESSTHAN84%oPRTtemperature (TI-439)-LESSTHAN120FEvaluatethefollowing flowpaths forcauseofabnormalconditions:
~RCPsealreturnrelief~PRZRPORVs~PRZRsafeties~LetdownlinereliefoPRTpressure(PI-440A)
-LESSTHAN3PSIGIFexcessletdownpreviously inservice,THENcloseAOV-310,excessletdownisolation valvefromloopAcold.
EOP:E-0TITLE:REACTORTRIPORSAFETYINJECTION REV:27PAGE22of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~*4~44~l4~i1~~I~11~~4441I*~*14*~I1~1~4~CAUTIONRCSPRESSURESHOULDBEMONITORED.
IFRCSPRESSUREDECREASES INANUNCONTROLLED MANNERTOLESSTHAN250PSIG.THENTHERHRPUMPSMUSTBEMANUALLYRESTARTED TOSUPPLYWATERTOTHERCS.36CheckIfRHRPumpsShouldBeStopped:a.CheckRCSpressure:
1)Pressure-GREATERTHAN250PSIG2)Pressure-STABLEORINCREASING 1)GotoE-l,LOSSOFREACTORORSECONDARY COOLANT,Step1.2)GotoStep37.b.StopbothRHRpumpsandplaceinAUTO37CheckNormalPowerAvailable ToChargingPumps:oBus14normalfeedbreaker-CLOSEDoBus16normalfeedbreaker-CLOSEDVerifyadequateemergency D/Gcapacitytorunchargingpumps(75kweach).IFNOT,THENevaluateifCNMTRECIRCfanscanbestopped(RefertoAttachment CNMTRECIRCFANS).
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE23of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED38CheckIfChargingFlowHasBeenEstablished:
a.Chargingpumps-ANYRUNNINGa.Performthefollowing:
1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCPglsealoutlettemperature offscalehigh,THENdispatchAOwithkeytoRWSTgatetoclosesealinjection needlevalve(s)toaffectedRCP:~V-300AforRCPA~V-300BforRCPB2)EnsureHCV-142open,demandat0/o.b.ChargingpumpsuctionalignedtoRWST:oLCV-112B-OPENo'CV-112C-CLOSEDb.Manuallyalignvalvesasnecessary.
IFLCV-112BcanNOTbeopened,THENdispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).IFLCV-112CcanNOTbeclosed.THENperformthefollowing:
1)VerifychargingpumpANOTrunningandplaceinPULLSTOP.c.Startchargingpumpsasnecessary andadjustchargingflowtorestorePRZRlevel2)DirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).
EOP:E-0REACTORTRIPORSAFETYINJECTIONREV:27PAGE24of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED39MaintainPRZRPressureBetween1800PSIGAnd2235PSIGoResetPRZRheatersoUsenormalPRZRspray
EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE25of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED40CheckIfEmergency D/GsShouldBeStopped:a.VerifyACemergency bussesenergized byoffsitepower:oEmergency D/GoutputbreakersOPENoACemergency busvoltage-GREATERTHAN420VOLTSoACemergency busnormalfeedbreakers-CLOSEDa.Performthefollowing:
1)Verifynon-safeguards bustiebreakersclosed:~Bus13toBus14tie~Bus15toBus16tie2)Placethefollowing pumpsinPULLSTOP:~EHpumps~Turninggearoilpump~HPsealoilbackuppump3)Ensurecondenser steamdumpmodecontrolinMANUAL.4)RestorepowertoMCCs:~AfromBus13~BfromBus15~EfromBus15~FfromBus155)StartHPsealoilbackuppump.6)EnsureD/Gloadwithinlimits.7)RefertoAttachment SI/UVforotherequipment lostwithlossofoffsitepower.8)Trytorestoreoffsitepower(RefertoER-ELEC.l, RESTORATION OFOFFSITEPOWER).b.Stopanyunloadedemergency D/Gandplaceinstandby(RefertoAttachment D/GSTOP)
E-0REACTORTRIPORSAFETYINJECTIONREV:27PAGE26of26STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED41ReturntoStep20-END-
E-0REACTORTRIPORSAFETYINJECTIONREV27PAGE1of1E-0APPENDIXLISTTITLE1)REDPATHSUMMARY2)FIGUREMINSUBCOOLXNG (FIG-1.0) 3)ATTACHMENT CX/CVX(ATT-3.0) 4)ATTACHMENT SD-1(Arr-17.0) 5)ATTACHMENT CNMTRECIRCFANS(ATT-4.0) 6)ATTACHMENT D/GSTOP(ATT-8.1) 7)ATTACHMENT SI/UV(Arr-s.a) 8)FOLDOUT EOP:E-0REACTORTRIPORSAFETYINJECTION REV:27PAGE1of1REDPATHSUMMARYa.SUBCRITICALITY
-Nuclearpowergreaterthan5%b.CORECOOLING-CoreexitT/Csgreaterthan1200F-OR-CoreexitT/Csgreaterthan700'ANDRVLISlevel(noRCPs)lessthan52%[55%-adverseCNMT]c.HEATSINK-NarrowrangelevelinallS/Gslessthan5%[25%adverseCNMT]ANDtotalfeedwater flowlessthan200gpmd.INTEGRITY
-Coldlegtemperatures decreasegreaterthan100'inlast60minutesANDRCScoldlegtemperature lessthan285Fe.CONTAINMENT
-CNMTpressuregreaterthan60psig E-0REACTORTRIPORSAFETYINJECTION REV27PAGE1of1FOLDOUTPAGE2.RCPTRIPCRITERIAIFBOTHconditions listedbelowoccur,THENtripbothRCPs:a.SIpumps--ATLEASTTWORUNNINGb.RCSpressureminusmaximumS/Gpressure-LESSTHAN175PSIG[400psigadverseCNMT]AFWSUPPLYSWITCHOVER CRITERION IFCSTleveldecreases tolessthan5feet,THENswitchtoalternate AFWwatersupply(RefertoER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).
t EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE1of21ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBEROI+RESPONSIEMANAGEREFFECTIVE DATECATEGORY1.0REVIEWEDBY:
I EOP:E-1LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE2of21A.PURPOSE-Thisprocedure providesactionstorecoverfromalossofreactororsecondary coolant.B.ENTRYCONDITIONS/SYMPTOMS 1.ENTRYCONDITIONS
-Thisprocedure isenteredfrom:a.E-O,REACTORTRIPORSAFETYINJECTION, andFR-H.1,RESPONSETOLOSSOFSECONDARY HEATSINK,whenaPRZRPORVisstuckopenanditsblockvalvecannotbeclosed.b.E-O,REACTORTRIPORSAFETYINJECTION, withanyofthefollowing symptoms:
highcontainment radiation, highcontainment
- pressure, orhighcontainment recirculation sumplevel.c.E-O,REACTORTRIPORSAFETYINJECTION, ECA-2.1,UNCONTROLLED DEPRESSURIZATION OFBOTHSTEAMGENERATORS, andFR-H.1,RESPONSETOLOSSOFSECONDARY HEATSINK,whenRCSpressureislessthantheshutoffheadpressureoftheRHRpumpsorisdecreasing.
d.ES-l.l,SITERMINATION, andFR-I.2,RESPONSETOLOWPRESSURIZER LEVEL,ifSIhastobereinitiated.
e.E-2,FAULTEDSTEAMGENERATOR ISOLATION, afteridentification andisolation ofafaultedS/G.f.ECA-0.2,LOSSOFALLACPOWERRECOVERYWITHSIREQUIRED, afternormalinjection modeconditions areestablished.
g.ECA-1.2,LOCAOUTSIDECONTAINMENT, whenaLOCAoutsidecontainment isisolated.
h.FR-C.1,RESPONSETOINADEQUATE CORECOOLING,andFR-C.2,RESPONSETODEGRADEDCORECOOLING,aftercorecoolinghasbeenreestablished.
FR-H.l,RESPONSETOLOSSOFSECONDARY HEATSINK,aftersecondary heatsinkhasbeenreestablished andallPRZRPORVsareclosed.
EOP:TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE3of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDI*IIIIIII~~~I~~*II~IIII~IIIII*I*I*III~CAUTIONIFRWSTLEVELDECREASES TOLESSTHAN28%,THENTHESISYSTEMSHOULDBEALIGNEDFORCOLDLEGRECIRCULATION USINGES-1.3.TRANSFERTOCOLDLEGRECIRCULATION, STEP1.NOTE:oFOLDOUTpageshouldbeopenANDmonitored periodically.
oCriticalSafetyFunctionStatusTreesshouldbemonitored.
(RefertoAppendix1forRedPathSummary.)
oConditions shouldbeevaluated forSiteContingency Reporting (RefertoEPIP-1.0, GINNASTATIONEVENTEVALUATION ANDCLASSIFICATION).
oAdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiation isgreaterthan10+05R/hr.1MonitorRCPTripCriteria:
a.RCPstatus-ANYRCPRUNNINGb.SIpumps-ATLEASTTWORUNNINGc.RCSpressureminusmaximumS/Gpressure-LESSTHAN175psig[400psigadverseCNMT]d.StopbothRCPsa.GotoStep2.b.GotoStep2.c.GotoStep2.
EOP:E-1LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE4of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED2CheckIfS/GSecondary SideIsIntact:oPressureinbothS/Gs-STABLEORINCREASING oPressureinbothS/Gs-GREATERTHAN110PSIGIFanyS/Gpressuredecreasing inanuncontrolled mannerORcompletely depressurized, THENverifyfaultedS/GisolatedunlessneededforRCScooldown:
~Steamlines
~Feedlines IFNOT,THENgotoE-2.FAULTEDSTEAMGENERATOR ISOLATION, Stepl.NOTE:TDAFWpumpflowcontrolvalvesfailopenonlossofIA.*3MonitorIntactS/GLevels:a.Narrowrangelevel-GREATERTHAN5%[25%adverseCNMT]b.Controlfeedflowtomaintainnarrowrangelevelbetween17%[25%adverseCNMTland50%a.Maintaintotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT1inatleastoneS/G.b.IFnarrowrangelevelinanyS/Gcontinues toincreaseinanuncontrolled manner,THENgotoE-3.STEAMGENERATOR TUBERUPTURE,Stepl.*4MonitorIfSecondary Radiation LevelsAreNormaloSteamline radiation monitor(R-31andR-32)oRequestRPsampleS/GsforactivityIFsteamline radiation monitorsNOTavailable, THENdispatchAOtolocallychecksteamline radiation.
IFabnormalradiation levelsdetectedinanyS/G,THENgotoE-3,STEAMGENERATOR TUBERUPTURE,Stepl.
~I EOP:E-1TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE5of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~*l~040t~11I01~404011***l1*i*41*40I4~1~~CAUTIONIFANYPRZRPORVOPENSBECAUSEOFHIGHPRZRPRESSURE.
ITSHOULDBECLOSEDAFTERPRESSUREDECREASES TOLESSTHAN2335PSIG(REFERTOSTEP5B).*5MonitorPRZRPORVStatus:a.PowertoPORVblockvalvesAVAILABLE b.PORVs-CLOSEDa.RestorepowertoblockvalvesunlessblockvalvewasclosedtoisolateanopenPORV:oMOV-515,MCCDposition6C~MOV-516,MCCCposition6Cb.IFPRZRpressurelessthan2335psig,THENmanuallyclosePORVs.c.Blockvalves-ATLEASTONEOPENIFanyPORVcanNOTbeclosed.THENmanuallycloseitsblockvalve.IFblockvalvecanNOTbeclosed,THENdispatchAOtolocallycheckbreaker.~MOV-515,MCCDposition6C~MOV-516.MCCCposition6Cc.OpenoneblockvalveunlessitwasclosedtoisolateanopenPORV.
UI'~4 EOP:E-1TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE6of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~ii*04~010lil01t~**1~l~~1P~44~44*CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET.THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
~~Pt4I*l1*440~~~40~I1*44011~i~41440tI1~~6ResetSI7ResetCI:a.DepressCIresetpushbutton b.Verifyannunciator A-26,CNMTISOLATION
-EXTINGUISHED b.Performthefollowing:
1)ResetSI.2)DepressCIresetpushbutton.
8VerifyAdequateSWFlow:a.CheckatleasttwoSWpumpsRUNNINGb.DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1)a.ManuallystartSWpumpsaspowersupplypermits(257kweach).IFlessthantwoSWpumpsrunning,THENperformthefollowing:
1)EnsureSWisolation.
2)DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1)3)GotoStep10.
- ~
EOP:E-1LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE7of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED9Establish IAtoCNMT:a.Verifynon-safeguards bussesenergized fromoffsitepoweroBus13normalfeed-CLOSED-OR-oBus15normalfeed-CLOSEDb.VerifyturbinebuildingSWisolation valves-OPEN~MOV-4613andMOV-4670~MOV-4614andMOV-4664c.Verifyadequateaircompressors RUNNINGd.CheckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASING e.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392f.VerifyIAtoCNMTAOV-5392-OPENa.Performthefollowing:
1)Closenon-safeguards bustiebreakers:
~Bus13toBus14tie~Bus15toBus16tie2)Verifyadequateemergency D/Gcapacitytorunaircompressors (75kweach).IFNOT,THENevaluateifCNMTRECIRCfansshouldbestopped(RefertoAttachment CNMTRECIRCFANS).3)WHENbus15restored, THENresetcontrolroomlighting.
b.Manuallyalignvalves.c.Manuallystartaircompressors aspowersupplypermits(75kweach).IFaircompressors canNOTbestarted,THENdispatchAOtolocallyresetcompressors asnecessary.
d.Performthefollowing:
1)ContinueattemptstorestoreIA(RefertoAP-IA.1,LOSSOFINSTRUMENT AIR).2)ContinuewithStep10.WHENIArestored, THENdoSteps9eandf.
EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE8of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED10CheckNormalPowerAvailable ToChargingPumps:oBus14normalfeedbreakerCLOSEDoBus16normalfeedbreakerCLOSEDVerifyadequateemergency D/Gcapacitytorunchargingpumps(75kweach).IFNOT,THENevaluateifCNMTRECIRCfanscanbestopped(RefertoAttachment CNMTRECIRCFANS).
EOP:E-1TITLELOSSOFREACTORORSECONDARY COOLANTREV:21PAGE9of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED11CheckIfChargingFlowHasBeenEstablished:
a.Chargingpumps-ANYRUNNINGa.Performthefollowing:
1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCP81sealoutlettemperature offscalehigh,THENdispatchAOwithkeytoRWSTgatetoclosesealinjection needlevalve(s)toaffectedRCP:~V-300AforRCPA~V-300BforRCPB2)EnsureHCV-142open.demandat0/o.b.ChargingpumpsuctionalignedtoRWST:oLCV-112B-OPENoLCV-112C-CLOSEDb.Manuallyalignvalvesasnecessary.
IFLCV-112BcanNOTbeopened,THENdispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).IFLCV-112CcanNOTbeclosed.THENperformthefollowing:
1)VerifychargingpumpANOTrunningandplaceinPULLSTOP.2)DirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).c.Startchargingpumpsasnecessary andadjustchargingflowtorestorePRZRlevel
EOP:E-1TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21FAGE10of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED12CheckIfSIShouldBeTerminated:
a.RCSpressure:
oPressure-GREATERTHAN1625psig[1825psigadverseCNMT]a.DoNOTstopSIpumps.GotoStep13.oPressure-STABLEORINCREASING b.RCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFXGUREMINSUBCOOLING b.DoNOTstopSIpumps.GotoStep13.FIc.Secondary heatsink:oTotalfeedflowtointactS/Gs-GREATERTHAN200GPMc.IFneithercondition satisfied.
THENdoNOTstopSIpumps.GotoStep13.-OR-oNarrowrangelevelinatleastoneintactS/GGREATERTHAN5%[25%adverseCNMT]d.PRZRlevel-GREATERTHAN5%[30%adverseCNMT]e.GotoES-l.l,SITERMINATION, Stepl.d.DoNOTstopSXpumps.Performthefollowing:
1)IFnormalPRZRsprayavailable'HEN trytostabilize RCSpressurewithPRZRspray.2)GotoStep13.
h EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGEllof21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*13MonitorIfCNMTSprayShouldBeStopped:a.CNMTspraypumps-RUNNINGb.Checkthefollowing:
oCNMTpressure-LESSTHAN4PSIGa.GotoStep14.b.ContinuewithStep14.WHENBOTHconditions satisfied, THENdoSteps13cthroughf.oSodiumhydroxide tanklevelLESSTHAN55'/c.ResetCNMTsprayd.CheckNaOHtankoutletvalvesCLOSED~AOV-836A~AOV-836Bd.PlaceNaOHtankoutletvalvecontrollers toMANUALandclosevalves.e.StopCNMTspraypumpsandplaceinAUTOf.CloseCNMTspraypumpdischarge valves~MOV-860A~MOV-860B~MOV-860C~MOV-860D EOP:E-1TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE12of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~40I4t*0I4*4~0011101111*I414It0004I~04~CAUTIONoIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
o.RCSPRESSURESHOULDBEMONITORED.
IFRCSPRESSUREDECREASES INANUNCONTROLLED MANNERTOLESSTHAN250PSIG[465PSIGADVERSECNMT7,THENTHERHRPUMPSMUSTBEMANUALLYRESTARTED TOSUPPLYWATERTOTHERCS.*14MonitorIfRHRPumpsShouldBeStopped:a.CheckRCSpressure:
1)Pressure-GREATERTHAN250psig[465psigadverseCNMT72)RCSpressure-STABLEORINCREASING 1)GotoStep16.2)GotoStep15.b.StopRHRpumpsandplaceinAUTO15CheckRCSAndS/GPressures a.Checkpressures inbothS/GsSTABLEORINCREASING b.Checkpressures inbothS/Gs-GREATERTHAN110PSIGc.CheckRCSpressure-STABLEORDECREASING a.ReturntoStep1.b.MonitorRCSpressure.
IFRCSpressuredoesNOTincreaseafterfaultedS/Gdryout,THENgotoStep16.c.ReturntoStepl.
EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE13of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED16CheckIfEmergency D/GsShouldBeStopped:a.VerifyACemergency bussesenergized byoffsitepower:oEmergency D/GoutputbreakersOPENoACemergency busvoltage-GREATERTHAN420VOLTSoACemergency busnormalfeedbreakers-CLOSEDb.Stopanyunloadedemergency D/Gandplaceinstandby(RefertoAttachment D/GSTOP)a.Performthefollowing:
1)Closenon-safeguards bustiebreakersasnecessary:
~Bus13toBus14tie~Bus15toBus16tie2)Placethefollowing pumpsinPULLSTOP:~EHpumps~Turninggearoilpump~HPsealoilbackuppump3)Ensurecondenser steamdumpmodecontrolinMANUAL.4)RestorepowertoMCCs:~AfromBus13~,BfromBus15~EfromBus15~FfromBus155)StartHPsealoilbackuppump.6)EnsureD/Gloadwithinlimits.7)WHENbus15restored, THENresetcontrolroomlightingbreaker.8)RefertoAttachment SI/UVforotherequipment lostwithlossofoffsitepower.9)Trytorestoreoffsitepower(RefertoER-ELEC.1, RESTORATION OFOFFSITEPOWER).
EOP:E-1LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE14of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED17CheckIfRHRShouldBeThrottled:
a.CheckRHRPumps-ANYRUNNINGb.CheckRWSTlevel-LESSTHAN70%c.RHRflow-LESSTHAN1500GPMPEROPERATING PUMPa.Gotostep18.b.ContinuewithStep18.WHENRWSTlevellessthan70%,THENperformstep17b.c.ManuallyadjustRHRHxoutletvalvesequallytoreduceflowtolessthan1500gpmperoperating pump~RHRHxA,HCV-625~RHRHxB.HCV-624IFflowcanNOTbereducedmanually, THENdispatchanAOwithlockedvalvekeytolocallyadjustRHRHxoutletvalvehandwheels equallytoreduceflow.~RHRHxA,HCV-625handwheel
~RHRHxB.HCV-624handwheel I
EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE15of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED18VerifyCNMTSumpRecirculation Capability:
a.CheckRHRandCCWsystems:1)Poweravailable toemergency ACbussesandMCCsrequiredforCNMTsumprecirculation oBus14andbus18ENERGIZED a.Restorepowertoatleastonetrainofemergency ACbusses.IFatleastonetrainofcoldlegrecirculation capability canNOTbeverified, THENgotoECA-1.1,LOSSOFEMERGENCY COOLANTRECIRCULATION, Stepl.oMCCC-ENERGIZED oBus16andbus17ENERGIZED oMCCD-ENERGIZED 2)RHRpumpsandvalvesOPERABLE3)CCWpumpsandHx-OPERABLEb.CheckSWpumps-ATLEAST2PUMPSAVAILABLE c.DispatchAOtocheckAUXBLDGsub-basement forRHRsystemleakage(AUXBLDGsub-basement keymayberequired) b.Attempttorestoreatleast2SWpumpstooperable.
IFonly1SWpumpavailable, THENrefertoAttachment MINSWforadditional guidance.
c.IFanyRHRpumpsealleakageindicated, THENleakageshouldbeevaluated andisolatedifnecessary.
lall-~ll~'01I~
EOP:LOSSOPREACTORORSECONDARY COOLANTREV:21PAGE16of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED19EvaluatePlantStatus:a.Checkauxiliary buildingradiation
-NORMAL~Plantventiodine(R-10B)~Plantventparticulate (R-13)~Plantventgas(R-14)~CCWliquidmonitor(R-17)~LTDNlinemonitor(R-9)~CHGpumproom(R-4)b.DirectRPtoobtainfollowing samples:~RCSboron~RCSactivity~CNMThydrogen~CNMTsumpboronc.VerifyadequateRxheadcooling:1)Verifyatleastonecontrolrodshroudfan-RUNNING2)VerifyoneRxcompartment coolingfan-RUNNINGa.NotifyRPandrefertoappropriate AR-RMSprocedure.
IFthecauseisalossofRCSinventory outsideCNMT,THENgotoECA-1.2.LOCAOUTSIDECONTAINMENT.
Step1.1)Manuallystartonefanaspowersupplypermits(45kw)2)Performthefollowing:
oDispatchAOtoresetUVrelaysatMCCCandMCCD.oManuallystartonefanaspowersupplypermits(23kw)
EOP:E-1LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE17of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED20CheckIfRCSCooldownAndDepressurization IsRequired:
a.RCSpressure-GREATERTHAN250psig[465psigadverseCNMT]b.GotoES-1.2.POSTLOCACOOLDOWNANDDEPRESSURIZATION.
Step1a.IFRHRpumpflowgreaterthan475gpm,THENgotoStep21.
EOP:E-1LOSS05'EACTOR ORSECONDARY COOLANTREV:21PAGE18of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:IFD/Gssupplying emergency ACbusses.THENnon-essential loadsmaybeshedasnecessary toallowstartofadditional SWpumps.21Establish AdequateSWFlow:a.VerifyatleasttwoSWpumps-RUNNINGb.VerifyAUXBLDGSWisolation valves-OPENa.Startadditional SWpumpsaspowersupplypermits(257kweach).IFonly1SWpumpoperable, THENperformthefollowing:
1)EnsureAttachment MINSWisinprogress.
2)GotoStep22.b.Manuallyalignvalves.~MOV-4615andMOV-4734~MOV-4616andMOV-4735ThisStepcontinued onthenextpage.
EOP:E-1T1TLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE19of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED(Step21continued frompreviouspage)c.DispatchAOtoperformthefollowing:
1)CheckBOTHCCWHx-INSERVICE 1)Performthefollowing:
a)LocallyplaceBOTHCCWHxsinservice2)VerifytotalSWflowtoCCWHxs-GREATERTHAN5000GPMb)LocallyadjusttotalSWflowequallytoavailable CCWHxstobetween5000gpmand6000gpm0V-4619~V-46202)Performthefollowing:
a)IsolateSWtoscreenhouse andairconditioning headers.~MOV-4609/MOV-4780
-ATLEASTONECLOSED~MOV-4663/MOV-4733
-ATLEASTONECLOSEDb)DirectAOtolocallyadjusttotalSWflowequallytoavailable CCWHxstobetween5000gpmand6000gpm(V-4619andV-4620).c)DirectAOtolocallyisolateSWreturnfromSFPHxs:SFPHxA(V-4622)~SFPHxB(V-8689)d)VerifySWportionsofAttachment SD-1arecomplete.
EOP:E-1TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE20of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED22Establish CCWflowtoRHRHxs:a.CheckbothCCWpumps-RUNNINGb.ManuallyopenCCWvalvestoRHRHxsa.Performthefollowing:
1)StartCCWpumpsaspowersupplypermits(124kweach)2)IFbothCCWpumpsarerunning,THENgotostep22b.3)IFonlyoneCCWpumpisrunning,THENperformthefollowing:
a)DirectAOtoisolateCCWtoboricacidevaporator oCloseV-760Ab)ManuallyopenCCWMOVtoonlyoneoperableRHRLoopoOpenMOV-738A-OR-oOpenMOV-738Bc)Gotostep23.b.DispatchAOtolocallyopenvalves.~MOV-738A~MOV-738B
EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE21of21STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED23CheckIfTransferToColdLegRecirculation IsRequired:
a.RWSTlevel-LESSTHAN28'/ob.GotoES-1.3.TRANSFERTOCOLDLEGRECIRCULATION, Step1a.ReturntoStep17.-END-
EOP:TITLE:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE1of1E-1APPENDIXLISTTITLE1)REDPATHSUMMARY2)FIGUREMINSUBCOOLING (FIG-1.0) 3)ATTACHMENT CNMTRECIRCFANS(A'rr-4.0)4)ATTACHMENT D/GSTOP(Arr-s.I) 5)ATTACHMENT SD-1(ATr-17.0) 6)ATTACHMENT SI/UV(nor-s.ii) 7)ATTACHMENT MINSW(Arr-2.1) 8)FOLDOUT EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE1of1REDPATHSUMMARYa.SUBCRITICALITY
-Nuclearpowergreaterthan5%b.CORECOOLING-CoreexitT/Csgreaterthan1200'-OR-CozeexitT/Csgreaterthan700'ANDRVLISlevel(noRCPs)lessthan52%[55%adverseCNMT]c.HEATSINK-NarrowrangelevelinallS/Gslessthan5%[25%adverseCNMT]ANDtotalfeedwater flowlessthan200gpmd.INTEGRITY
-Coldlegtemperatures decreasegreaterthan100'inlast60minutesANDRCScoldlegtemperature lessthan285'e.CONTAINMENT
-CNMTpressuregreaterthan60psig EOP:LOSSOFREACTORORSECONDARY COOLANTREV:21PAGE1of11.RCPTRIPCRITERIAFOLDOUTPAGEIFBOTHconditions listedbelowoccur,THENtripbothRCPs:a.Slpumps-ATLEASTTWORUNNINGb.RCSpressureminusmaximumS/Gpressure-LESSTHAN175PSIG[400psigadverseCNMT]2..SIREINITIATION CRITERIAIFEITHERcondition listedbelowoccurs,THENmanuallystartSlpumpsasnecessary:
oRCSsubcooling basedoncoreexitT/Cs-LESSTHAN0FUSINGFIGUREMINSUBCOOLING
-OR-oPRZRlevel-CHARGINGCANNOTCONTROLLEVELGREATERTHAN5%[30%adverseCNMTJ3.SITERMINATION CRITERIAIFALLconditions listedbelowoccur,THENgotoES-1.1,SlTERMINATION, Step1:a.RCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLING b.TotalfeedflowtointactS/Gs-GREATERTHAN200GPM-OR-NarrowrangelevelinatleastoneintactS/G-GREATERTHAN5%[25%adverseCNMT]c.RCSpressure:
oGREATERTHAN1625PSIG[1825psigadverseCNMT]oSTABLEORINCREASING d.PRZRlevel-GREATERTHAN5%[30%adverseCNMT]4.SECONDARY INTEGRITY CRITERIAIFanyS/Gpressureisdecreasing inanuncontrolled manneroriscompletely depressurized ANDhasnotbeenisolated, THENgotoE-2,FAULTEDS/GISOLATION, Step1.5.E-3TRANSITION CRITERIAIFanyS/Glevelincreased inanuncontrolled manneroranyS/Ghasabnormalradiation, THENmanuallystartSIpumpsasnecessary ANDgotoE-3,STEAMGENERATOR TUBERUPTURE,Step1.6.COLDLEGRECIRCULATION SWITCHOVER CRITERION IFRWSTleveldecreases tolessthan28%,THENgotoES-1.3,TRANSFERTOCOLDLEGRECIRCULATION, Step1.7.AFWSUPPLYSWITCHOVER CRITERION IFCSTleveldecreases tolessthan5feet,THENswitchtoalternate AFWwatersupply(RefertoER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE1of41ROCHESTER GASANDELECTRICCORPORATION GINNASTATIONCONTROLLED COPYNUMBERRESPONSLEMANAGEREFFECTIVE DATECATEGORY1.0REVIEWEDBY:
EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV27PAGE2of41A.PURPOSE-Thisprocedure providesactionstoterminate leakageofreactorcoolantintothesecondary systemfollowing asteamgenerator tuberupture(SGTR),thisprocedure shouldalsobeusedforaSGTRinoneS/GandafaultintheotherS/G.B.ENTRYCONDXTIONS/SYMPTOMS l.ENTRYCONDITIONS
-Thisprocedure isenteredfrom:a.E-O,REACTORTRXPORSAFETYINJECTXON, whencondenser airejectorradiation orblowdownradiation isabnormal, orbE0gREACTORTRIPORSAFETYINJECTIONgE-l,LOSSOFREACTORORSECONDARY COOLANT,E-2,FAULTEDSTEAMGENERATOR ISOLATION, andFR-H.3,RESPONSETOSTEAMGENERATOR HIGHLEVEL,whensecondary radiation isabnormal, orc.E-O,REACTORTRIPORSAFETYINJECTION, E-1,LOSSOFREACTORORSECONDARY COOLANT,E2~FAULTEDSTEAMGENERATOR ISOLATION ES-1.2,POSTLOCACOOLDOWNANDDEPRESSURIZATION, ECA-3.3,SGTRWITHOUTPRESSURIZER PRESSURECONTROL,whenanintactS/Gnarrowrangelevelincreases inanuncontrolled manner.d.ECA-3.3,SGTRWITHOUTPRESSURIZER PRESSURECONTROL,whenpressurizer pressurecontrolisrestored.
e.AnyFOLDOUTpagethathasE-3transition criteriawhenevereitherS/Glevelincreases inanuncontrolled manneroreitherS/Ghasabnormalradiation.
4 EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE3of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:oFOLDOUTpageshouldbeopenANDmonitored periodically.
oCriticalSafetyFunctionStatusTreesshouldbemonitored (RefertoAppendix1forRedPathSummary).
oPersonnel shouldbeavailable forsamplingduringthisprocedure.
oConditions shouldbeevaluated forSiteContingency Reporting (EPIP-1.0, GINNASTATIONEVENTEVALUATION ANDCLASSIFICATION).
oAdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiation isgreaterthan10+05R/hr.*1MonitorRCPTripCriteria:
a.RCPstatus-ANYRCPRUNNINGb.SIpumps-ATLEASTTWORUNNINGc.RCSpressureminusmaximumS/Gpressure-LESSTHAN175psig[400psigadverseCNMT]d.StopbothRCPsa.GotoStep2.b.GotoStep2.c.GotoStep2.
EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV27PAGE4of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~I~~~1*4*1I1l*~i~1*104~0Ii4I00400I~~j~CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
2IdentifyRupturedS/G(s):oUnexpected increaseineitherS/Gnarrowrangelevel-OR-oHighradiation indication onmainsteamline radiation monitor~R-31forS/GA~R-32forS/GBPerformthefollowing:
a.ResetSIb.ContinuewithSteps10through16.WHENrupturedS/G(s)identified.
THENdoSteps3through9.-OR-oAOreportslocalindication ofhighsteamline radiation
-OR-oRPreportshighradiation fromS/Gactivitysample EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE5of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDI4~~144l4I0~~~~000I00I4~~4l~*0114l4i1CAUTIONoIFTHETDAFWPUMPISTHEONLYAVAILABLE SOURCEOFFEEDFLOW,STEAMSUPPLYTOTHETDAFWPUMPMUSTBEMAINTAINED FROMONES/G.oATLEASTONES/GSHALLBEMAINTAINED AVAILABLE FORRCSCOOLDOWN.
3IsolateFlowFromRupturedS/G(s):a.AdjustrupturedS/GARVcontroller to1050psiginAUTOb.CheckrupturedS/GARV-CLOSEDb.WHENrupturedS/Gpressurelessthan1050psig,THENverifyS/GARVclosed.IFNOTclosed,THENplacecontroller inMANUALandcloseS/GARV.IFS/GARVcanNOTbeclosed,THENdispatchAOtolocallyisolate.c.CloserupturedS/GTDAFWpumpsteamsupplyvalveandplaceinPULLSTOP~S/GA,MOV-3505A
~S/GB.MOV-3504A d.VerifyrupturedS/Gblowdownvalve-CLOSED~S/GA,AOV-5738~S/GB,AOV-5737c.DispatchAOwithlockedvalvekeytolocallyisolatesteamfromrupturedS/GtoTDAFWpump.~S/GA,V-3505~S/GB,V-3504d.PlaceS/Gblowdownandsamplevalveisolation switchtoCLOSE.IFblowdowncanNOTbeisolatedmanually, THENdispatchAOtolocallyisolateblowdown.
~S/GA,V-5701~S/GB.V-5702 0~g4I EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE6of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED4CompleteRupturedS/GIsolation:
a.CloserupturedS/GMSIV-RUPTUREDS/GMSIVCLOSEDa.Performthefollowing:
1)CloseintactS/GMSIV.2)PlaceintactS/GARVcontroller at1005psiginAUTO.3)Adjustcondenser steamdumpcontroller to1050psiginAUTO.b.DispatchAOtocompleterupturedS/Gisolation (RefertoAttachment RUPTUREDS/GpartA)4)Placecondenser steamdumpmodeselectorswitchtoMANUAL.5)Adjustreheatsteamsupplycontroller camtoclosereheatsteamsupplyvalves.6)EnsureturbinestopvalvesCLOSED.7)DispatchAOtocompleterupturedS/Gisolation (RefertoAttachment RUPTUREDS/G.partsAandB).
1 EOP:TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE7of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*1if*~1*I1t411*1ltI*****41104~ft11t~4l***CAUTIONIFANYRUPTUREDS/GISFAULTED.FEEDFLOWTOTHATS/GSHOULDREMAINISOLATEDDURINGSUBSEQUENT RECOVERYACTIONSUNLESSNEEDEDFORRCSCOOLDOWN.
SCheckRupturedS/GLevel:a.Narrowrangelevel-GREATERTHAN5%[25%adverseCNMT]b.CloseMDAFWpumpdischarge valvetorupturedS/G~S/GA,MOV-4007~S/GB,MOV-4008a.IFrupturedS/GNOTfaulted.THENperformthefollowing:
l)MaintainfeedflowtorupturedS/Guntillevelgreaterthan5%%d[25%adverseCNMT].2)ContinuewithStep6.WHENrupturedS/Glevelgreaterthan5%[25%%dadverseCNMT],THENdoSteps5bthroughe.b.DispatchAOtolocallyclosevalve.c.PullstopMDAFWpumpforrupturedS/Gd.CloseTDAFWpumpflowcontrolvalvetorupturedS/G~S/GA,AOV-4297~S/GB.AOV-4298e.VerifyMDAFWpumpcrosstievalves-CLOSEDd.DispatchAOwithlocked'alve keytolocallycloseTDAFWpumpmanualfeedwater isolation valvetorupturedS/G.~S/GADV-4005~S/GB.V-4006e.Manuallyclosevalves.~MOV-4000A
~MOV-4000B EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE8of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED6VerifyRupturedS/GIsolated:
a.CheckrupturedMSIV-CLOSEDb.CheckTDAFWpumpsteamsupplyfromrupturedS/G-ISOLATEDc.RupturedS/Gpressure-GREATERTHAN300PSIGa.Ensureairejector/gland steamsupplyandflangeheatingsteamisolated.
(RefertoATTACHMENT RUPTUREDS/G,partB).b.ContinueeffortstoisolatesteamsupplyfromrupturedS/G:~S/GA,MOV-3505A ORV-3505~S/GB,MOV-3504A ORV-3504c.GotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Stepl.7Establish Condenser SteamDumpPressureControl:a.Verifycondenser available:
oIntactS/GMSIV-OPENoAnnunciator G-15.STEAMDUMPARMED-LITa.AdjustS/GARVcontrollers tomaintainintactS/GpressureinAUTOandgotoStep8.b.Adjustcondenser steamdumpcontroller HC-484tomaintainintactS/GpressureandverifyinAUTOc.PlacesteamdumpmodeselectorswitchtoMANUAL EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE9of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDI~0~10~410~*~1~f1~0~~4II*1111114~~~41i~~CAUTIONIFOFFSITEPOWERISLOSTAFTERSIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCY D/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDS EQUIPMENT.
8ResetSI EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE10of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~~1\1~1111~*1*11111111~~~1111*1*1**1111~CAUTIONRUPTUREDS/GLEVELSHALLBEMAINTAINED GREATERTHAN5%[25%ADVERSECNMT]DURINGTHERCSCOOLDOWN, UNLESSTHERUPTUREDS/GISALSOFAULTED.NOTE:Following initiation ofcontrolled cooldownordepressurization, RCPtripcriteriaisnolongerapplicable.
9InitiateRCSCooldown:
a.Determine requiredcoreexittemperature frombelowtableRUPTUREDSGPRESSUREREQUIREDCOREEXITTEMPERATURE
('F)1100PSIG1000PSIG900PSXG800PSIG700PSXG600PSIG500PSIG400PSIG300PSIG525510500485465450425405375505adverseCNMT]490adverseCNMT]475adverseCNMT]460adverseCNMT]440adverseCNMT]420adverseCNMT]395adverseCNMT]370adverseCNMT330adverseCNMTb.IFrupturedS/GMSIVclosed,THENinitiatedumpingsteamtocondenser fromintactS/Gatmaximumratec.CoreexitT/Cs-LESSTHANREQUIREDTEMPERATURE d.StopRCScooldownandstabilize coreexitT/Cslessthanrequiredtemperature b.ManuallyorlocallyinitiatesteamdumpfromintactS/GatmaximumrateusingS/GARV.IFnointactS/Gavailable, THENperformthefollowing:
oUsefaultedS/G.-OR-oIFarupturedS/Gmustbeused.THENgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Stepl.c.ContinuewithStep10.WHENcoreexitT/Cslessthanrequired, THENdoStep9d.
EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGEllof41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:TDAFWpumpflowcontrolvalvesfailopenonlossofIA.10MonitorIntactS/GLevel:a.Narrowrangelevel'-GREATERTHAN5%[25%%dadverseCNMT]b.Controlfeedflowtomaintainnarrowrangelevelbetween17%[25%adverseCNMT]and50%a.Maintaintotalfeedflowgreaterthan200gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT]inatleastoneS/G.b.IFnarrowrangelevelintheintactS/Gcontinues toincreaseinanuncontrolled manner,THENgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1.
II4 EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE12of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED1f141144~*~~~~*14*1*~41~~40I~f0It~0~CAUTIONIFANYPRZRPORVOPENSBECAUSEOFHIGHPRZRPRESSUREITSHOULDBECLOSEDAFTERPRESSUREDECREASES TOLESSTHAN2335PSIG(REFERTOSTEP11B).llMonitorPRZRPORVsAndBlockValves:a.PowertoPORVblockvalvesAVAILABLE b.PORVs-CLOSEDa.RestorepowertoblockvalvesunlessblockvalvewasclosedtoisolateanopenPORV:~MOV-515,MCCDposition6C~MOV-516,MCCCposition6Cb.IFPRZRpressurelessthan2335psig,THENmanuallyclosePORVs.IFanyPORVcanNOTbeclosed,THENmanuallycloseitsblockvalve.IFblockvalvecanNOTbeclosed.THENgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED.Step1.c.Blockvalves-ATLEASTONEOPEN~c.OpenoneblockvalveunlessitwasclosedtoisolateanopenPORV.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE13of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED12ResetCI:a.DepressCIresetpushbutton b.Verifyannunciator A-26,CNMTISOLATION
-EXTINGUISHED b.Performthefollowing:
1)ResetSI.2)DepressCIresetpushbutton.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE14of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED13MonitorAllACBussesBUSSESENERGIZED BYOFFSITEPOWERoNormalfeedbreakerstoall480voltbusses-CLOSEDo480voltbusvoltage-GREATERTHAN420VOLTSoEmergency D/GoutputbreakersOPENPerformthefollowing:
a.IFanyACemergency busnormalfeedbreakeropen,THENensureassociated D/Gbreakerclosed.b.Performthefollowing asnecessary:
1)Closenon-safeguards bustiebreakers:
~Bus13toBus14tie~Bus15toBus16tie2)Placethefollowing pumpsinPULLSTOP:~EHpumps~Turninggearoilpump~HPsealoilbackuppump3)RestorepowertoMCCs.~AfromBus13~BfromBus15~EfromBus15~FfromBus154)StartHPsealoilbackuppump.i5)StartCNMTRECIRCfansasnecessary.
6)EnsureD/Gloadwithinlimits.i7)WHENbus15restored, THENresetcontrolroomlighting.
c.TrytorestoreoffsitepowertoallACbusses(RefertoER-ELEC.l, RESTORATION OFOFFSITEPOWER).
l EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE15of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED14VerifyAdequateSWFlow:a.CheckatleasttwoSWpumps-RUNNINGa.ManuallystartSWpumpsaspowersupplypermits(257kweach).IFlessthantwoSWpumpsrunning,THEN:1)EnsureSWisolation.
2)DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1)b.DispatchAOtoestablish normalshutdownalignment (RefertoAttachment SD-1)3)GotoStep16.
EOP:STEAMGENERATOR TUBERUPTUREREV:27PAGE16of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED15Establish IAtoCNMT:a.Verifynon-safeguards bussesenergized oBus13normalfeed-CLOSEDa.Performthefollowing:
1)Closenon-safeguards bustiebreakers:
-OR-oBus15normalfeed-CLOSEDb.VerifyturbinebuildingSWisolation valves-OPEN~Bus13toBus14tie~Bus15toBus16tie2)Verifyadequateemergency D/Gcapacitytorunaircompressors (75kweach).IFNOT,THENevaluateifCNMTRECIRCfansshouldbestopped(RefertoAttachment CNMTRECIRCFANS).b.Manuallyalignvalves.~MOV-4613andMOV-4670~MOV-4614andMOV-4664c.Verifyadequateaircompressors
-RUNNINGd.CheckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASING
,c.Manuallystartaircompressors aspowersupplypermits(75kweach).IFaircompressors canNOTbestarted,THENdispatchAOtolocallyresetcompressors asnecessary.
d.Performthefollowing:
1)ContinueattemptstorestoreIA(RefertoAP-IA.1.LOSSOFINSTRUMENT AIR).2)ContinuewithStep16.WHENIArestored, THENdoSteps15eandf.e.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392VerifyIAtoCNMTAOV-5392-OPEN(
EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE17of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED**I*I**IIIt*II*III*~tIIIIItIIItIItIII~~CAUTIONRCSPRESSURESHOULDBEMONITORED.
IFRCSPRESSUREDECREASES INANUNCONTROLLED MANNERTOLESSTHAN250PSIG[465PSIGADVERSECNMT].THENTHERHRPUMPSMUSTBEMANUALLYRESTARTED TOSUPPLYWATERTOTHERCS.~II~II******I***~~*IIIIIII~I~~*~I*~*~~~16CheckXfRHRPumpsShouldBeStopped:a.CheckRCSpressure-GREATERTHAN250,psig[465psigadverseCNMT]b.StopRHRpumpsandplacebothinAUTOa.GotoStep17.
y'S&~1~I'~~~.~~"%~II EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE18of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED17Establish ChargingFlow:a.Chargingpumps-ANYRUNNINGa.Performthefollowing:
1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCPglsealoutlettemperature offscalehigh,THENdispatchAOwithkeytoRWSTgatetolocallyclosesealinjection needlevalvestoaffectedRCP.~V-300AforRCPA~V-300BforRCPB12)EnsureHCV-142demandat0%.b.AlignchargingpumpsuctiontoRWST:oLCV-112B-OPENoLCV-112C-CLOSEDc.Startchargingpumpsasnecessary andestablish 75gpmtotalchargingflow~Charginglineflow~Sealinjection b.IFLCV-112BcanNOTbeopened,THENdispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).IFLCV-112CcanNOTbeclosed,THENperformthefollowing:
1)VerifychargingpumpANOTrunningandplaceinPULLSTOP.2)DirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).
0~IILtHlk$~
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE19of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED18CheckIfRCSCooldownShouldBeStopped:a.CoreexitT/Cs-LESSTHANREQUIREDTEMPERATURE b.StopRCScooldownc.Stabilize coreexitT/Cs-LESSTHANREQUIREDTEMPERATURE a.DoNOTproceeduntilcoreexitT/Cslessthanrequiredtemperature.
19CheckRupturedS/GPressure-STABLEORINCREASING IFpressurecontinues todecreasetolessthan250psiabovethepressureoftheintactS/G,THENgotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED.Step1.20CheckRCSSubcooling BasedOnCoreExitT/Cs-GREATERTHAN20FUSINGFIGUREMINSUBCOOLING GotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1
\~"fW5'~
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE20of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:SIACCUMsmayinjectduringRCSdepressurization.
21Depressurize RCSToMinimizeBreakFlowAndRefillPRZR:a.Checkthefollowing:
oRupturedS/Glevel-LESSTHAN90%[80%adverseCNMT]oAnyRCP-RUNNINGoIAtoCNMT-AVAILABLE b.SprayPRZRwithmaximumavailable sprayuntilANYofthefollowing conditions satisfied:
oPRZRlevel-GREATERTHAN75%[65%adverseCNMT]-OR-oRCSpressure-LESSTHANSATURATION USINGFIGUREMINSUBCOOLING
-OR-oBOTHofthefollowing:
1)RCSpressure-LESSTHANRUPTUREDS/GPRESSURE2)PRZRlevel-GREATERTHAN5%[30%adverseCNMT]c.ClosenormalPRZRsprayvalves:1)Adjustnormalsprayvalvecontroller to0%DEMAND2)VerifyPRZRsprayvalvesCLOSED~PCV-431A~PCV-431Bd.Verifyauxiliary sprayvalve(AOV-296)
-CLOSEDe.GotoStep24a.GotoStep22.c.Stopassociated RCP(s).d.DecreasechargingspeedtominimumandensurechargingvalvetoloopBcoldlegopen(AOV-294).
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE21of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDCAUTIONoTHEPRTMAYRUPTUREIFAPRZRPORVISUSEDTODEPRESSURIZE THERCS.THISMAYRESULTINABNORMALCNMTCONDITIONS.
oCYCLINGOFTHEPRZRPORVSHOULDBEMINIMIZED.
oTHEUPPERHEADREGIONMAYVOIDDURINGRCSDEPRESSURIZATION IFRCPSARENOTRUNNING.THISMAYRESULTINARAPIDLYINCREASING PRZRLEVEL.NOTE:oIfauxiliary sprayisinuse,sprayflowmaybeincreased byclosingnormalchargingvalveAOV-294andnormalPRZRsprayvalves.oWhenusingaPRZRPORVselectonewithanoperableblockvalve.22Depressurize RCSUsingPRZRPORVToMinimizeBreakFlowAndRefillPRZR:a.VerifyIAtoCNMT-AVAILABLE b.PRZRPORVs-ATLEASTONEAVAILABLE a.RefertoAttachment N2PORVStooperatePORVs.b.IFauxiliary sprayavailable, THENreturntoStep21b.IFauxiliary spraycanNOTbeestablished, THENgotoECA-3.3,SGTRWITHOUTPRESSURIZER PRESSURECONTROL.Step1.ThisStepcontinued onthenextpage.
~e~&'4~4~llk"eIII.'h' EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE22of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED(Step22continued frompreviouspage)c.OpenonePRZRPORVuntilANYofthefollowing conditions satisfied:
oPRZRlevel-GREATERTHAN75%[65%adverseCNMT]-OR-oRCSpressure-LESSTHANSATURATION USINGFIGUREMINSUBCOOLING c.IFauxiliary sprayavailable, THENreturntostep21b.1)IFauxiliary spraycanNOTbeestablished, THENgotoECA-3.3,SGTRWITHOUTPRESSURIZER PRESSURECONTROL,Step1.-OR-oBOTHofthefollowing:
1)RCSpressure-LESSTHANRUPTUREDS/GPRESSURE2)PRZRlevel-GREATERTHAN5%[30%adverseCNMT]d.ClosePRZRPORVsd.IFeitherPRZRPORVcanNOTbeclosed,THENcloseassociated blockvalve.
!n"1 EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE23of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED23CheckRCSPressure-INCREASING CloseblockvalveforthePRZRPORVthatwasopened.IFpressurecontinues todecrease, THENperformthefollowing:
a.Monitorthefollowing conditions forindication ofleakagefromPRZRPORV:oPORVoutlettemp(TI-438)NOTdecreasing.
oPRTpressure, levelortemperature continuet'oincrease.
b.GotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Stepl.
EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE24of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~0t11*~**1**~04*1I1411~~01I*t1~fI*4I41*~CAUTIONSIMUSTBETERMINATED WHENTERMINATION CRITERIAARESATISFIED TOPREVENTOVERFILLING OFTHERUPTUREDS/G.24CheckIfSIFlowShouldBeTerminated:
a.RCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLING b.Secondary heatsink:oTotalfeedflowtoS/G(s)GREATERTHAN200GPMAVAILABLE
-OR-a.DoNOTstopSIpumps.GotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1.b.IFneithercondition satisfied, THENdoNOTstopSIpumps.GotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED'tep 1.oNarrowrangelevelinatleastoneintactS/G-GREATERTHAN5%[25%adverseCNMT]c.RCSpressure-STABLEORINCREASING d.PRZRlevel-GREATERTHAN5%[30%adverseCNMT]c.DoNOTstopSIpumps.GotoECA-3.1.SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED.Step1.d.DoNOTstopSIpumps.ReturntoStep6.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE25of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED25StopSIPumpsAndPlaceInAUTO26Establish RequiredChargingLineFlow:a.Chargingpumps-ANYRUNNINGa.Performthefollowing:
1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCPglsealoutlettemperature offscalehigh,THENdispatchAOwithkeytoRWSTgatetolocallyisolatesealinjection toaffectedRCP:b.Establish 20gpmcharginglineflow~RCPA,V-300A~RCPB.V-30082)EnsureHCV-142open.3)Startonechargingpump.
E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE26of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED*27MonitorSIReinitiation Criteria:
a.RCSsubcooling basedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLING b.PRZRlevel-GREATERTHAN5%[30%adverseCNMT]a.ManuallystartSIpumpsasnecessary andgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1.b.ControlchargingflowtomaintainPRZRlevelsIFPRZRlevelcanNOTbemaintained, THENmanuallystartSIpumpsasnecessary andgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED.Step1.
1.I~
EOP:E-3STEAMGENERATOR TUBERUPl'UREREV:27PAGE27of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED28CheckIfSIACCUMsShouldBeIsolated:
a.Checkthefollowing:
oRCSsubcooling basedoncoreexitT/Cs-GREATERTHAN0FUSINGFIGUREMINSUBCOOLING oPRZRlevel-GREATERTHAN5'/o[30%%dadverseCNMT]b.DispatchAOwithlockedvalvekeytolocallyclosebreakersforSIACCUMdischarge valves~MOV-841,MCCCposition12F~MOV-865.MCCDposition12Cc.CloseSIACCUMdischarge valves~MOV-841~MOV-865a.ManuallyoperateSIpumpsasnecessary andgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1.c.Ventanyunisolated ACCUMs:1)Openventvalvesforunisolated SIACCUMs.d.LocallyreopenbreakersforMOV-841andMOV-865~ACCUMA.AOV-834A~ACCUMB.AOV-834B2)OpenHCV-945.
EOP:E-3STEAM'GENERATOR TUBERUPTUREREV:27PAGE28of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED29VerifyAdequateSWFlowToCCWHx:a.VerifyatleastthreeSWpumpsRUNNINGb.VerifyAUXBLDGSWisolation valves-ATLEASTONESETOPENa.Manuallystartpumpsaspowersupplypermits(257kweach).IFlessthantwoSWpumpscanbeoperated, THENgotoStep36.b.Manuallyalignvalves.~MOV-4615andMOV-4734~MOV-4616andMOV-4735c.VerifyCNMTRECIRCfanannunciator C-2,HIGHTEMPERATURE ALARM-EXTINGUISHED c.Dispatch'O tolocallythrottleflowtoCCWHxtobetween5000gpmand6000gpmtotalflow.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE29of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED30CheckIfNormalCVCSOperation CanBeEstablished a.VerifyIArestored:
oIAtoCNMT(AOV-5392)
-OPENoIApressure-GREATERTHAN60PSIGa.ContinuewithStep36.WHENIArestored, THENdoSteps30through35.b.Verifyinstrument busD-ENERGIZED c.CCWpumps-ANYRUNNINGd.Chargingpump-ANYRUNNINGb.EnergizeMCCB.IFMCCBNOTavailable.
THENperformthefollowing:
1)VerifyMCCAenergized.
2)Placeinstrument busDonmaintenance supply.c.Performthefollowing:
1)IFanyRCPglsealoutlettemperature offscalehigh,THENisolateCCWtothermalbarrierofaffectedRCP(s).~RCPA,MOV-749AandMOV-759A~RCPB,MOV-749BandMOV-759B2)ManuallystartoneCCWpump.d.ContinuewithStep36.WHENanychargingpumprunning,THENdoSteps31through35.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE30of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED31CheckIfSealReturnFlowShouldBeEstablished:
a.VerifyRCPglsealoutlettemperature
-LESSTHAN235Fb.VerifyRCPsealoutletvalves-OPEN~AOV-270A~AOV-270Ba.GotoStep32.b.Manuallyopenvalvesasnecessary.
c.ResetbothtrainsofXYrelaysforRCPsealreturnisolation valveMOV-313d.OpenRCPsealreturnisolation valveMOV-313e.VerifyRCP$1sealleakoffflow-LESSTHAN6.0GPMd.Performthefollowing:
1)PlaceMOV-313switchtoOPEN.2)DispatchAOwithkeytoRMSTgatetolocallyopenMOV-313.e.Performthefollowing:
1)TriptheaffectedRCP2)Allow4minutesforpumpcoastdown,THENclosetheaffectedRCPsealdischarge valvef.VerifyRCPtlsealleakoffflowGREATERTHAN0.8GPM~RCPA.AOV-270A~RCPB,AOV-270BIFbothRCPsealdischarge valvesareshut,THENgotoStep32.f.RefertoAP-RCP.l, RCPSEALMALFUNCTION.
Jitet fOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE31of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED32VerifyPRZRLevel-GREATERTHAN13%[40%adverseCNMT]ContinuewithStep34.WHENPRZRlevelincreases togreaterthan13%[40%adverseCNMT],THENdoStep33.33Establish NormalLetdown:a.Establish charginglineflowtoREGENHx-GREATERTHAN20GPMb.Placethefollowing switchestoCLOSE:~Letdownorificevalves(AOV-200A, AOV-2008, andAOV-202)~Letdownisolation valveAOV-371~LoopBcoldlegtoREGENHxAOV-427c.Placeletdowncontrollers inMANUALat40%open~TCV-130~PCV-135d.ResetbothtrainsofXYrelaysforAOV-371andAOV-427e.OpenAOV-371andAOV-427f.Openletdownorificevalvesasnecessary g.PlaceTCV-130inAUTOat105'Fh.PlacePCV-135inAUTOat250psigi.AdjustchargingpumpspeedandHCV-142asnecessary IFRCPsealreturnhasbeenestablished.
THENestablish excessletdownasfollows:oPlaceexcessletdowndivertvalve,AOV-312,toNORMAL.oEnsureCCWfromexcessletdownopen,(AOV-745).
oOpenexcessletdownisolation valveAOV-310.oSlowlyopenHCV-123tomaintainexcessletdowntemperature lessthan195'Fandpressurelessthan100psig.oAdjustchargingpumpspeedasnecessary.
IFRCPsealreturnNOTestablished, THENconsultTSCtodetermine ifexcessletdownshouldbeplacedinservice.
~I\~~
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE32of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED34CheckVCTMakeupSystem:a.AdjustboricacidflowcontrolvalveinAUTOto9.5gpmb.AdjustRMWflowcontrolvalveinAUTOto40gpmc.Verifythefollowing:
1)RMWmodeselectorswitchinAUTO2)RMWcontrolarmed-REDLIGHTLITc.Adjustcontrolsasnecessary.
d.CheckVCTlevel:oLevel-GREATERTHAN20%-OR-oLevel-STABLEORINCREASING d.ManuallyincreaseVCTmakeupflowasfollows:1)EnsureBAtransferpumpsandRMWpumpsrunning.IFNOT,THENresetMCCCandMCCDUVlockoutsasnecessary.
2)PlaceRMWflowcontrolvalveHCV-111inMANUALandincreaseRMWflow.3)Increaseboricacidflowasnecessary.
A'f~I~'4(~wc~I~
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE33of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED35CheckChargingPumpSuctionAlignedToVCT:a.VCTlevel-GREATERTHAN20%a.IFVCTlevelcanNOTbemaintained greaterthan5%,THENperformthefollowing:
1)EnsurechargingpumpsuctionalignedtoRWSToLCV-112BopenoLCV-112Cclosedb.VerifychargingpumpsalignedtoVCToLCV-112C-OPENoLCV-112B-CLOSED2)ContinuewithStep36.WHFNVCTlevelgreaterthan40%,THENdoStep35b.b.Manuallyalignvalvesasnecessary.
iV, EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE34of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED~04~41I1I1'tI441~4~ffI~1144I4~~4~*~****~~CAUTIONRCSANDRUPTUREDS/GPRESSURES MUSTBEMAINTAINED LESSTHAN1050PSIG.*36ControlRCSPressureAndChargingFlowToMinimizeRCS-To-Secondary Leakage:a.Performappropriate action(s) fromtable:PRZRLEVELRUPTUREDS/GNARROWRANGELEVELINCREASING DECREASING OFFSCALEHIGHLESSTHAN13%[40%ADVERSECNMT]BETWEEN13%[40%ADVERSECNMT]AND50%BETWEEN50%AND75%[65%ADVERSECNMT]GREATERTHAN75%[65%ADVERSECNMT]oIncreasechargingflowoDepressurize RCSusingStep36bDepressurize RCSusingStep36boDepressurize RCSusingStep36boDecreasechargingflowoDecreasechargingflowIncreasechargingflowEnergizePRZRheatersEnergizePRZRheatersEnergizePRZRheatersoIncreasechargingflowoMaintainRCSandrupturedS/GpressureequalMaintainRCSandrupturedS/GpressureequalMaintainRCSandrupturedS/GpressureequalMaintainRCSandrupturedS/Gpressureequalb.ControlpressureusingnormalPRZRspray.ifavailable, toobtaindesiredresultsforStep36ab.IFletdownisinservice,THENuseauxiliary spray(AOV-296).
IFNOT,THENuseonePRZRPORV.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE35of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED37MonitorIfCNMTSprayShouldBeStopped:a.CNMTspraypumps-ANYRUNNINGb.VerifyCNMTpressure-LESSTHAN4PSIGc.ResetCNMTsprayd.CheckNaOHtankoutletvalvesCLOSED~AOV-836A~AOV-836Ba.GotoStep38b.ContinuewithStep38.WHENCNMTpressurelessthan4psig.THENdoSteps37cthroughf.d.PlaceNaOHtankoutletvalvecontrollers toMANUALandclosevalves.e.StopCNMTspraypumpsandplaceinAUTOf.CloseCNMTspraypumpdischarge valves~MOV-860A~MOV-860B~MOV-860C~MOV-860D
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE36of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED38CheckIfEmergency D/GsShouldBeStopped:a.VerifyACemergency bussesenergized byoffsitepower:oEmergency D/GoutputbreakersOPENa.Trytorestoreoffsitepower(RefertoER-ELEC.l, RESTORATION OFOFFSITEPOWER).oACemergency busvoltageGREATERTHAN420VOLTSoACemergency busnormalfeedbreakers-CLOSEDb.Stopanyunloadedemergency D/Gandplaceinstandby(RefertoAttachment D/GSTOP)39MinimizeSecondary SystemContamination:
a.IsolaterejectfromhotwelltoCST:oPlacehotwelllevelcontroller (LC-107)inMANUALat50/oa.IFhotwelllevelincreasing.
THENdirectRPtosamplehotwellsforactivity.
oVerifyhotwelllevel-STABLEb.CheckstatusoflocalactionstocompleterupturedS/Gisolation (RefertoAttachment RUPTUREDS/G)
~iI~-4.'5k EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE37of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED40EnergizePRZRHeatersAsNecessary ToSaturatePRZRWaterAtRupturedS/GPressure41CheckRCPCooling:a.CheckCCWtoRCPs:Establish normalcoolingtoRCPs(RefertoAttachment SEALCOOLING).
oAnnunciator A-7.RCP1ACCWRETURNHIGHTEMPORLOWFLOWEXTINGUISHED oAnnunciator A-15,RCP1BCCWRETURNHIGHTEMPORLOWFLOWEXTINGUISHED b.CheckRCPsealinjection:
oLabyrinth sealD/Ps-GREATERTHAN15INCHESOFWATER-OR-oRCPsealinjection flowtoeachRCP-GREATERTHAN6GPM It EOP:E-3TITLE:STEAMGENERATOR TUBERUPTUREREV:27PAGE38of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED1I1I144140~1i00I*4**0*1410~04~1PI~0~~4**CAUTIONIFRCPSEALCOOLINGHADPREVIOUSLY BEENLOST,THENTHEAFFECTEDRCPSHOULDNOTBESTARTEDPRIORTOASTATUSEVALUATION.
42CheckRCPStatus:a.RCPs-ATLEASTONERUNNINGb.StopallbutoneRCPa.Performthefollowing:
l)TrytostartoneRCP:a)Ensureconditions forstartinganRCP.oBusllAorllBenergized.
oRefertoAttachment RCPSTART.')IFRVLISlevel(noRCPs)lessthan95%.THENperformthefollowing:
oIncreasePRZRleveltogreaterthan65%[82%adverseCNMT].oDumpsteamtoestablish RCSsubcooling basedoncoreexitT/Cstogreaterthan20FusingFigureMINSUBCOOLING.
oEnergizePRZRheatersasnecessary tosaturatePRZRwaterc)StartoneRCP.2)IFanRCPcanNOTbestarted,THENverifynaturalcirculation (RefertoAttachment NC).IFnaturalcirculation canNOTbeverified.
THENincreasedumpingsteam.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE39of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINEDNOTE:AdverseCNMTconditions orlossofforcedaircoolingmayresultinfailureofNISdetectors.
43CheckIfSourceRangeDetectors ShouldBeEnergized:
a.SourcerangechannelsDEENERGIZED a.GotoStep43e.b.Checkintermediate rangefluxEITHERCHANNELLESSTHAN1010AMPSb.Performthefollowing:
1)IFneitherintermediate rangechannelisdecreasing.
THENinitiateboration.
c.Checkthefollowing:
oBothintermediate rangechannels-LESSTHAN1010AMPS2)ContinuewithStep44.WHENfluxisLESSTHAN1010ampsonanyoperablechannel,THENdoSteps43cthroughe.c.ContinuewithStep44.WHENeithercondition met,THENdoSteps43dande.-OR-oGreaterthan20minutessincereactortripd.Verifysourcerangedetectors ENERGIZED d.Manuallyenergizesourcerangedetectors bydepressing P-6permissive defeatpushbuttons (2of2).e.TransferRk-45recordertoonesourcerangeandoneintermediate rangechannelIFsourcerangescanNOTberestored.
THENrefertoER-NIS.l, SRMALFUNCTION andgotoStep44.
EOP:E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE40of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED44Establish NormalShutdownAlignment:
a.Checkcondenser
-AVAILABLE a.DispatchAOtoperformAttachment SD-2.b.Performthefollowing:
oOpengenerator disconnects
~1G13A71~9X13A73oPlacevoltageregulator toOFFoOpenturbinedrainvalvesoRotatereheatersteamsupplycontroller camtoclosevalvesoPlacereheaterdumpvalveswitchestoHANDoStopallbutonecondensate pumpc.VerifyadequateRxheadcooling:1)Verifyatleastonecontrolrodshroudfan-RUNNING2)VerifyoneRxcompartment coolingfan-RUNNING1)Manuallystartonefanaspowersupplypermits(45kw)2)Performthefollowing:
oDispatchAOtoresetUVrelaysatMCCCandMCCD.oManuallystartonefanaspowersupplypermits(23kw)d.VerifyAttachment SD-1-COMPLETE EOP:E-3STEAMGENERATOR TUBERUPTUREREV27PAGE41of41STEPACTION/EXPECTED RESPONSERESPONSENOTOBTAINED45ConsultTSCToDetermine Appropriate Post-SGTR CooldownProcedure:
oGotoES-3.1.POST-SGTR COOLDOWNUSINGBACKFILL, Step1-OR-oGotoES-3.2,POST-SGTR COOLDOWNUSINGBLOWDOWN, Step1-OR-oGotoES-3.3.POST-SGTR COOLDOWNUSINGSTEAMDUMP,Step1-END-
EOP:STEAMGENERATOR TUBERUPTUREREV:27PAGE1of1E-3APPENDIXLISTTITLE1)REDPATHSUMMARY2)FIGUREMINSUBCOOLING (FIG-I.O) 3)ATTACHMENT CNMTRECIRCFANS(ATT-4.0) 4)ATTACHMENT D/GSTOP(ATT-8.1)
S)ATTACHMENT N2PORVS(Arr-12.0) 6)ATTACHMENT NC(Arr-13.0) 7)ATTACHMENT SEALCOOLING(Arr-15.2) 8)ATTACHMENT RCK"START(Arr-Is.o) 9)ATTACHMENT RUPTUREDS/G(Arr-16.0) 10)ATTACHMENT SD-1(Arr-17.0) 11)ATTACHMENT SD-2(Arr-17.1) 12)FOLDOUT
E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE1of1REDPATHSUMMARYa~b.C.d.e.SUBCRXTXCALITY
-Nuclearpowergreaterthan5%CORECOOLING-CoreexitT/Csgreaterthan1200'-OR-CoreexitT/Csgreaterthan700FANDRVLISlevel(noRCPs)lessthan52%[55%adverseCNMT]HEATSINK-NarrowrangelevelinallS/Gslessthan5-:[25%adverseCNMT]ANDtotalfeedwater flowlessthan200gpmINTEGRITY
-Coldlegtemperatures decreasegreaterthan100'inlast60minutesANDRCScoldlegtemperature lessthan285'CONTAINMENT
-CNMTpressuregreaterthan60psig E-3STEAMGENERATOR TUBERUPTUREREV:27PAGE1of1FOLDOUTPAGESIREINITIATION CRITERIAFollowing SItermination, IFeithercondition listedbelowoccurs,THENstartSIpumpsmanuallyasnecessary andgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1:oRCSsubcooling basedoncoreexitT/Cs-LESSTHANO'USINGREQUIREMENTS OFFIGUREMINSUBCOOLING.
OR2.oPRZRlevel-CHARGINGCANNOTCONTROLLEVELGREATERTHAN5%[30%adverseCNMT].SECONDARY INTEGRITY CRITERIAIFanyS/Gpressureisdecreasing inanuncontrolled manneroriscompletely depressurized ANDhasnotbeenisolated, THENgotoE-2,FAULTEDS/GISOLATION, Step1,UNLESSfaultedS/GneededforRCScooldown.
3.4.5.COLDLEGRECIRCULATION SWITCHOVER CRITERION IFRWSTleveldecreases tolessthan28%,THENgotoES-1.3,TRANSFERTOCOLDLEGRECIRCULATION, Step1.AFWSUPPLYSWITCHOVER CRITERION IFCSTleveldecreases tolessthan5feet,THENswitchtoalternate AFWwatersupply(RefertoER-AFW.1, ALTERNATE WATERSUPPLYTOAFWPUMPS).MULTIPLESGTUBERUPTURECRITERIAIFanyintactS/Glevelincreases ininanuncontrolled mannerORIFanyintactS/Ghasabnormalradiation, THENgotoECA-3.1,SGTRWITHLOSSOFREACTORCOOLANT-SUBCOOLED RECOVERYDESIRED,Step1.