ML17324A934: Difference between revisions
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
||
Line 17: | Line 17: | ||
=Text= | =Text= | ||
{{#Wiki_filter: | {{#Wiki_filter:aliVIIIAItIA 8NICHIGAill ElECTBICCONPANYDONALDCCOOKNUCLEARPfANTFOIIM%SICPROCEDURE COYERSHEET**1'IHP6030IMP.304Procedure No.RcviaonNo.0TITLEPRESSURIZER PORECABIZREPAIRSCOPEOFREV1SIONietc(qt'i~ECnPOMAY29j986HlTg',f,>.P PPmspSIGNATURES REVISIONNUMBERPREPAREDBYDEPARTMENT HEADAPPROVALINTERFACING DEPARTMENT HEADCONCURRENCE ir~i-yQUALITYASSURANCE SUPERVISOR APPROVALPLANTNUCLEARSAFETYCOMMITTEE PLANTMANAGERAPPROVALAPPROVALDATE0/'II/8606130116 860606PDRADOCK05000315FPDREFFECTIVE DATE I | ||
**1THP6030IMP. | **1THP6030IMP.304LISTOFEFFECTIVE PAGESPAGENUMBERREVISIONNUMBERCSNUMBERPage1of8Page2of8Page3of8Page4of8Page5of8Page6of8Page7of8Page8of8Revision0Revision0Revision0Revision0Revision0Revision0Revision0Revision0ATTACHMENT 1Page1of1Revision0ATTACHMENT 2Page1of1Revision0ATTACHMENT 3Page1of1Revision0Page1of1Rev.0 | ||
**1THP6030IMP.304INDIANA6cMICHIGANELECTRICCOMPANYDONALDC. | **1THP6030IMP.304INDIANA6cMICHIGANELECTRICCOMPANYDONALDC.COOKNUCLEARPLANTPRESSURIZER PORVCABLEREPAIR1.0OBJECTIVE 1.1Thepurposeofthisprocedure istoprovideinstruction fortheinstallation ofanalternate powersupplyandcontrolfortheUnit1pressurizer PORVs(NRV-151, NRV-152andNRV-153)intheeventthatfiredamagetothePORVcablescausesalossofremotecontrolfromtheUnit1ControlRoom1.2Thisprocedure meetsaportionoftherequirements specified in10CFR50AppendixR. | ||
==2.0REFERENCES== | ==2.0REFERENCES== | ||
2. | |||
**1THP6030IMP.3044.14.24. | 2.1AEPElementary Diagrams1-98204,2-98053.2.2AEPWiringDiagrams1-97504,1-97511,1-97522.2.310CFR50,AppendixR,SectionIII,L.5.2.4PMI-2140, Temporary Modifications. | ||
**1THP6030IMP.3046.2Uponcompletion, | '2.5PMI-2270, FireProtection. | ||
**1THP6030IMP.3047.37.4Withthecontrolbox(es) | 3.0EUIPMENTREUIRED3.1Pressurizer PORValternate controlboxesandcables.3.2Standard6"flatheadscrewdriver orequivalent. | ||
**1THP6030IMP.3047.6.2IfNRV-152controlsarenottobechanged,N/Athesignoffinstep7.7.1andproceedtostep7.8;otherwise,continuewithstep7.7.7. | 3.3Fuses(10AMP)andfusepullers.3..4D.C.Voltmeter, Simpson260orequivalent. | ||
**1'i'030IMP.3047.10RemovethefrontpanelcoverfromcabinetDAB(aladdermaybeneeded).Ensurethatsparebreakers17,19,and21areOFFandfusesareremoved.7. | 3.5Electrical jumpers.Page1of8Rev.0 | ||
**1THP6030IMP.304NRV-15210AMPfuses(2) | **1THP6030IMP.3044.14.24.3Performance ofthisprocedure maytakeplaceifremotecontrolforanyorallofthepressurizer PORVs(NRV-151, NRV-152,andNRV-153)islostfromtheUnit1ControlRoomduetofiredamagetothePORVcables.Ifremotecontroltoallthree(3)PORVsisnotplannedtobealteredatthistime,aN/Ashallbeplacedasdesignated intheportionsofthisprocedure whichwillnotbeperformed. | ||
**1THP6030IMP.3047. | EnsureaSecurityGuardisstationed atSecuritydoorstobeblockedopenandthatfirewatches arestationed asnecessary intheUnit1ReactorCableTunnelandintheUnit2Switchgear areaspriortoroutingcables.ShiftSupervisor (orAssistant ShiftSupervisor) permission tobeginworkonthefollowing valvecontrols: | ||
(crossoutthevalvesnottobealteredatthistime)NRV-151NRV>>152NRV-153SS/ASSDATE4.4ObtaintheUnit1,UnitSupervisor (ordesignee) permission tobeginwork.DATE5.0PRECAUTIONS 5.15.25.3YWhenroutingtemporary cables,donotobstructwalkways. | |||
Cablesshallberoutedofftothesideoroverheadwhenpossible. | |||
Thoughthecircuitsbeingworkedonarede-energized, othercircuitsincloseproximity. | |||
mayhavevoltagespresent;observeallelectrical safetyprecautions whileworkingonornearenergized equipment. | |||
Ensurethatallconnections arecleanandtight.6.0DOCUPBMl'ATION I6.1EntriesshallbemadeintheControlRoomstodocumentthemodifications tobeinstalled, andtagsplacedontheliftedleads,temporary cablesandcontrolswitches(Reference PMI-2140). | |||
Page2of8Rev.0 | |||
**1THP6030IMP.3046.2Uponcompletion, thisprocedure shallbesubmitted toaC&IEngineerordesignated alternate forreview.7.0PORVALTERNATE CONTROLINSTALLATION 7.1Ensurethat.powerforthepressurizer PORV(NRV-151, NRV-152andNRV-153)controlcircuit(s) tobedisconnected fromUnit1arede-energized byensuringthattheassociated circuitbreakerintheUnit1ControlRoomisopen(OFFposition) andaclearance (iftimepermits)isinplace.Iftheindividual valvecircuitbreakersarenotaccessible, thecontrolcircuitscanbede-energized byopeningthesupplybreakersfortheentireCCV-ABandCCV-CDdistribution panels(MCABcircuit16forCCV-ABpanel,valvesNRV-151andNRV-152andMCCDcircuit16forCCV-CDpanel,valveNRV-153). | |||
Thisshouldonlybedoneafterconsideration hasbeengivenforallothervalvesthatwilllosecontrolpower.NAthesignoffforthevalvecircuit(s) nottobealtered.NRV-151Distribution panelCCV-ABcircuit79OFF.(orDistribution PanelMCABcircuit16OFF.)TECHNRV-152Distribution panelCCV-ABcircuit80OFF.(orDistribution PanelMCABcircuit16OFF.)TECHNRV-153Distribution panelCCV-CDcircuit79OFF.(orDistribution PanelMCCDcircuit16OFF.)TECHDATEDATEDATE7.2Atthestorageboxforthepressurizer PORValternate controlequipment (locatedonthe591leveloftheturbinebuildingbytherampleadingdowntothedieselroomentrances) removetheapplicable controlboxesandcables.Eachcontrolboxislabeledwiththevalvenumberitwillbeusedfor.Theattachedcableshavebeenprecutforcorrectlength,luggedandlabeledtoaidininstallation. | |||
Page3of8Rev.0 | |||
**1THP6030IMP.3047.37.4Withthecontrolbox(es)remaining atthestoragearea,routethelargermultiplewiredcable(s)marked"valvecontrol"downtherampandupthestairsintotheReactorCableTunnelArea3throughdoor339(ensureCOqisproperlyisolatedandfirewatch stationed). | |||
IfNRV-153controlisnottobechanged,NAstep7.4.1andproceedtostep7.5.ToinstalltheNRV-153alternate valvecontrolcable,bringthecableuptotheterminalblockboxacrossfrompenetration 1-2C4inQuadrant3M.WithpowerofftotheNRV-153control(fromstep7.1),locateanddisconnect allthewiresofcable8757G-1fromtheterminalblocksintheboxandconnectthealternate valvecontrolcablewiresandjumpersinitsplaceinaccordance withthelabeledwiresandattachment 01.(Reference canbemadetowiringdiagram1-97522). | |||
TECH7.4.1Verifythatcable8757G-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled. | |||
DATE7.4.2IfneithertheNRV-151orNRV-152alternate valvecontrolcablesaretobeinstalled, N/Asignoffsforsteps7.6.1and7.7.1andproceedtostep7.8.Otherwise continuewithstep7.5.7.57.6TorouteeitherorbothoftheNRV-151andNRV-152alternate controlcables,proceedintoReactorCableTunnelQuadrant3Nthroughdoor323.Continuetopullthecable(s)throughQuadrant4andintoQuadrant1throughdoor333.IfNRV-151controlisnottobechanged,N/Athesignoffinstep7.6.1andproceedtostep7.7;otherwise, continuewithstep7.6.ToinstalltheNRV-151alternate valvecontrolcable,bringthecableuptotheterminalblockboxacrossfrompenetration 1-4C1inQuadrant1.WithpowerofftheNRV-151control(fromstep7.1),locateanddisconnect allthewiresofcable9705R-1fromtheterminalblockintheboxandconnectthealternate valvecontrolcablewiresandjumperinitsplaceinaccordance withthelabeledwireandattachment 42.(Reference canbemadetowiringdiagram1-97504). | |||
TECH7.6.1Verifythatcable9705R-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled. | |||
PATEPage4pf8Rev.0 | |||
**1THP6030IMP.3047.6.2IfNRV-152controlsarenottobechanged,N/Athesignoffinstep7.7.1andproceedtostep7.8;otherwise, continuewithstep7.7.7.7Continuetopullthealternate controlcableforNRV-152uptotheterminalblockboxacrossfrompenetration 1-1C4inQuadrant1.WithpowerofftheNRV-152control(fromstep7.1)locateanddisconnect allthewiresofcable9706R-1fromtheterminalblockintheboxandconnectthealternate valvecontrolcableandjumperinitsplaceaccording tothelabeledwiresandAttachment C3.(Reference canbemadetowiringdiagram1-97511). | |||
7.7.1Verifythatcable9706R-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled. | |||
DATE7.8Withthenecessary alternate valvecontrolcable(s)inplacereturntothestorageareaandverifythatthealternate valvecontrolswitchesareintheclosedposition. | |||
NAthesignoffforthecontrolswitch(es) nottobeused.NRV-151Alternate ControlSwitchinclosedposition. | |||
TECHDATENRV-152Alternate ControlSwitchinclosedposition. | |||
TECHDATENRV-153Alternate ControlSwitchinclosedposition. | |||
DATE7.9Toobtain250VDCpowerfromtheUnit2Switchgear area,routethecable(s)marked"valvepower"fromthealternate controlswitchbox(es)tobeused,southalongthe591aislewayandupthestairsleadingtoelevation 609.Continuetoroutethecable(s)souththroughrollupdoor242andalongthesideofthe609aislewaytosecuritygatedoor446oftheUnit2Switchgear Rooms.EnsureUnit2CO2isproperlyisolatedandfirewatch stationed. | |||
WithaSecurityGuardstationed, havedoors446and344opened'nd continuetoroutethecable(s)tothe250VDCdistribution cabinetDAB,locatedacrossfromtheABbatteryroomandnexttotheinverterarea.Page5of8Rev.0 | |||
**1'i'030IMP.3047.10RemovethefrontpanelcoverfromcabinetDAB(aladdermaybeneeded).Ensurethatsparebreakers17,19,and21areOFFandfusesareremoved.7.11Thefollowing installations willbemadewiththeNRV-151powercablegoingtobreaker17,NRV-152powercabletobreaker19andNRV-153powercablet'obreaker21.7.11.1OntheleftsideofcabinetDABconnectthevalvepowercableleadstothebreakerfuselugswiththepositive{+)leadonthetop'lugandthenegative(-)leadonthebottomlug.7.11.1.1Verifythevalvepowercablesareconnected totheproperbreaker.N/Athesignoffifthevalvecontrolisnotbeingaltered.NRV-151powercableconnected topanelDABcircuit17TECHDATETECHDATENRV-152powercableconnected topanelDABcircuit19DATETECHDATENRV-153powercableconnected topanelDABcircuit21.TECHDATE7.11.2DATEInstallthe10AMPfuses(provided inthestoragebox)inpanelDABbreakercircuitsforeachbreakerthatisbeingutilized(Two(2)fusesperbreaker). | |||
7.11.2.1Verifythevalvepowerfusesareinstalled. | |||
NAthesignoffifthevalvecontrolisnotbeingaltered.NRV-15110AMPfuses{2)areinstalled inpanelDABcircuit17.TECHDATEDATEPage6of8Rev.0 | |||
**1THP6030IMP.304NRV-15210AMPfuses(2)areinstalled inpanelDABcircuit19DATETECHDATENRV-15310AMPfuses(2)areinstalled inpanelDABcircuit,21.TECHDATETECH7.11.3DATENotifytheUnit2ControlRoomtohaveanOperatorclosetheapplicable circuitbreaker(s) | |||
(ONposition). | |||
CAUTION:250VDCispresentatlugsandbreakerfuses.7.11.3.1VerifythecorrectcircuitbreakersareintheONpositionandtakevoltagereadingsacrossthecablelugsatthebreakerfusestoensurepowerisavailable. | |||
NRV-151circuitbreaker17ONandvoltageavailable. | |||
TECHTECHNRV-152ci"cuitbreaker19ONandvoltageavailable. | |||
TECHDATEDATEDATETECHNRV-153circuitbreaker21ONandvoltageavailable. | |||
TECHDATEDATETECHDATE7.12ReplacethefrontpanelcoveroncabinetDABasbestaspossible, withthevalvepowercable(s)runningoutofthebottomofthecabinet.Page7of8.Rev.0 | |||
**1THP6030IMP.3047.13Thefollowing stepwillopenthepressurizer PORVs.Ifplantconditions arenotsuitabletoopenthePORVs,N/Aandexplaintheplantcondition inthesignoffinstep7.13.1.N/Athesignoff(s) forvalvecontrolsnotaltered.7.13.1Checkthealternate valvecontroloperation byhavinganOperatorplacethealternate controlswitch(es) ofeachvalveoneatatimeintheopenpositionandverifytheredopenlightcomeson.Thevalve(s)maybeleftinthepositiondesired.NRV-151alternate controlswitchtoopenandredlightcomeson.TECHDATENRV-152alternate controlswitchtoopenandredlightcomeson.TECHDATENRV-153alternate controlswitchtoopenandredlightcomeson.TECHDATE7.14NotifytheUnit1ControlRoomthatthepressuizer PORValternate control(s) for(crossoutthevalvecontrolnotaltered)NRV-151NRV-152NRV-153isinstalled andavailable foroperation usingthecontrolswitchlocatedinUnit1onTurbineBuilding591elevation. | |||
US(ordesignee) | |||
DATE7.15ShiftSupervisor (orAssistant ShiftSupervisor) notifiedpressurizer PORValternate controlinstallation complete. | |||
SS/ASSDATE8.0Ensureallareasworkedarecleanandthatproperlogentrieshavebeenmade.Page8of8Rev.0 ATZACHMEVr l**>~6030~,304Box8/Z7O'IRKQoZ-Zi'-SPXAP}07oF'NL.."PRE"ghlQThLLruePERToPERETRclTIONl-ZC+QgcBIZ.7TEpP~MAVCoNvZocAaZ)ZNbCAT'/Opl,+~p.'~ | |||
LJ~pilafAlo.IfeEIIF'guffATI(zg)~golJDJC10t QOWTAOg.ScuITCH'O Ag~Ryan@TIz.80Kcl;.c5yuCCKP~leeV MTACHMERZ 2**l'IHP603p~,3p4Box8/ZV;F'fh/TRAT/d Co~Oil04.7-I7-Z0')RKMo7-4-7wf7-8/ZW/7&970$R-/7oF'HL.."ERR"7-If/SI+\TzsTALL'.J()+ic/27'/oMAVCy~vg&zAmaZhlOICATIONg+~~~~P~ua,Na7CouOaC<08 (v-v)~~goN7404.S~ITCHPage1o81 M'DKZ~3**a'1HP6030~.304BoxBCQZH47'ac.gTQHPfg/-MRv-/-ZezerurioCoeOucvng A/o./-9J-/0tillR'ENo-/5Z+/SZ-R/-/2(-/4/SZ-4-CJioAGY97o67~pggR-lI-iS152-6/-lGPZAPei/-/9/5Z+7oP-uzzaavio)v I-tC+Box8I40(sz-R(I-IO)7'>aa,ne'oN7Zoz AaaZQQICATIClp4 pgp'f'5p&(ET'ior' | |||
-/c,+SexB)40JSZ-&(I-iZ)/5Z-+(I-Ic)IIIIJpgNgzerI~gyuCecTO4 (I-IS)~{.oNTAog.ScuiTC,H7yAgM@NATEZ/0-Y.4-CQual4CKpagaof-a}} |
Revision as of 09:37, 29 June 2018
ML17324A934 | |
Person / Time | |
---|---|
Site: | Cook ![]() |
Issue date: | 05/29/1986 |
From: | INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG |
To: | |
Shared Package | |
ML17324A931 | List: |
References | |
1-THP-6030-IMP., NUDOCS 8606130116 | |
Download: ML17324A934 (15) | |
Text
aliVIIIAItIA 8NICHIGAill ElECTBICCONPANYDONALDCCOOKNUCLEARPfANTFOIIM%SICPROCEDURE COYERSHEET**1'IHP6030IMP.304Procedure No.RcviaonNo.0TITLEPRESSURIZER PORECABIZREPAIRSCOPEOFREV1SIONietc(qt'i~ECnPOMAY29j986HlTg',f,>.P PPmspSIGNATURES REVISIONNUMBERPREPAREDBYDEPARTMENT HEADAPPROVALINTERFACING DEPARTMENT HEADCONCURRENCE ir~i-yQUALITYASSURANCE SUPERVISOR APPROVALPLANTNUCLEARSAFETYCOMMITTEE PLANTMANAGERAPPROVALAPPROVALDATE0/'II/8606130116 860606PDRADOCK05000315FPDREFFECTIVE DATE I
- 1THP6030IMP.304LISTOFEFFECTIVE PAGESPAGENUMBERREVISIONNUMBERCSNUMBERPage1of8Page2of8Page3of8Page4of8Page5of8Page6of8Page7of8Page8of8Revision0Revision0Revision0Revision0Revision0Revision0Revision0Revision0ATTACHMENT 1Page1of1Revision0ATTACHMENT 2Page1of1Revision0ATTACHMENT 3Page1of1Revision0Page1of1Rev.0
- 1THP6030IMP.304INDIANA6cMICHIGANELECTRICCOMPANYDONALDC.COOKNUCLEARPLANTPRESSURIZER PORVCABLEREPAIR1.0OBJECTIVE 1.1Thepurposeofthisprocedure istoprovideinstruction fortheinstallation ofanalternate powersupplyandcontrolfortheUnit1pressurizer PORVs(NRV-151, NRV-152andNRV-153)intheeventthatfiredamagetothePORVcablescausesalossofremotecontrolfromtheUnit1ControlRoom1.2Thisprocedure meetsaportionoftherequirements specified in10CFR50AppendixR.
2.0REFERENCES
2.1AEPElementary Diagrams1-98204,2-98053.2.2AEPWiringDiagrams1-97504,1-97511,1-97522.2.310CFR50,AppendixR,SectionIII,L.5.2.4PMI-2140, Temporary Modifications.
'2.5PMI-2270, FireProtection.
3.0EUIPMENTREUIRED3.1Pressurizer PORValternate controlboxesandcables.3.2Standard6"flatheadscrewdriver orequivalent.
3.3Fuses(10AMP)andfusepullers.3..4D.C.Voltmeter, Simpson260orequivalent.
3.5Electrical jumpers.Page1of8Rev.0
- 1THP6030IMP.3044.14.24.3Performance ofthisprocedure maytakeplaceifremotecontrolforanyorallofthepressurizer PORVs(NRV-151, NRV-152,andNRV-153)islostfromtheUnit1ControlRoomduetofiredamagetothePORVcables.Ifremotecontroltoallthree(3)PORVsisnotplannedtobealteredatthistime,aN/Ashallbeplacedasdesignated intheportionsofthisprocedure whichwillnotbeperformed.
EnsureaSecurityGuardisstationed atSecuritydoorstobeblockedopenandthatfirewatches arestationed asnecessary intheUnit1ReactorCableTunnelandintheUnit2Switchgear areaspriortoroutingcables.ShiftSupervisor (orAssistant ShiftSupervisor) permission tobeginworkonthefollowing valvecontrols:
(crossoutthevalvesnottobealteredatthistime)NRV-151NRV>>152NRV-153SS/ASSDATE4.4ObtaintheUnit1,UnitSupervisor (ordesignee) permission tobeginwork.DATE5.0PRECAUTIONS 5.15.25.3YWhenroutingtemporary cables,donotobstructwalkways.
Cablesshallberoutedofftothesideoroverheadwhenpossible.
Thoughthecircuitsbeingworkedonarede-energized, othercircuitsincloseproximity.
mayhavevoltagespresent;observeallelectrical safetyprecautions whileworkingonornearenergized equipment.
Ensurethatallconnections arecleanandtight.6.0DOCUPBMl'ATION I6.1EntriesshallbemadeintheControlRoomstodocumentthemodifications tobeinstalled, andtagsplacedontheliftedleads,temporary cablesandcontrolswitches(Reference PMI-2140).
Page2of8Rev.0
- 1THP6030IMP.3046.2Uponcompletion, thisprocedure shallbesubmitted toaC&IEngineerordesignated alternate forreview.7.0PORVALTERNATE CONTROLINSTALLATION 7.1Ensurethat.powerforthepressurizer PORV(NRV-151, NRV-152andNRV-153)controlcircuit(s) tobedisconnected fromUnit1arede-energized byensuringthattheassociated circuitbreakerintheUnit1ControlRoomisopen(OFFposition) andaclearance (iftimepermits)isinplace.Iftheindividual valvecircuitbreakersarenotaccessible, thecontrolcircuitscanbede-energized byopeningthesupplybreakersfortheentireCCV-ABandCCV-CDdistribution panels(MCABcircuit16forCCV-ABpanel,valvesNRV-151andNRV-152andMCCDcircuit16forCCV-CDpanel,valveNRV-153).
Thisshouldonlybedoneafterconsideration hasbeengivenforallothervalvesthatwilllosecontrolpower.NAthesignoffforthevalvecircuit(s) nottobealtered.NRV-151Distribution panelCCV-ABcircuit79OFF.(orDistribution PanelMCABcircuit16OFF.)TECHNRV-152Distribution panelCCV-ABcircuit80OFF.(orDistribution PanelMCABcircuit16OFF.)TECHNRV-153Distribution panelCCV-CDcircuit79OFF.(orDistribution PanelMCCDcircuit16OFF.)TECHDATEDATEDATE7.2Atthestorageboxforthepressurizer PORValternate controlequipment (locatedonthe591leveloftheturbinebuildingbytherampleadingdowntothedieselroomentrances) removetheapplicable controlboxesandcables.Eachcontrolboxislabeledwiththevalvenumberitwillbeusedfor.Theattachedcableshavebeenprecutforcorrectlength,luggedandlabeledtoaidininstallation.
Page3of8Rev.0
- 1THP6030IMP.3047.37.4Withthecontrolbox(es)remaining atthestoragearea,routethelargermultiplewiredcable(s)marked"valvecontrol"downtherampandupthestairsintotheReactorCableTunnelArea3throughdoor339(ensureCOqisproperlyisolatedandfirewatch stationed).
IfNRV-153controlisnottobechanged,NAstep7.4.1andproceedtostep7.5.ToinstalltheNRV-153alternate valvecontrolcable,bringthecableuptotheterminalblockboxacrossfrompenetration 1-2C4inQuadrant3M.WithpowerofftotheNRV-153control(fromstep7.1),locateanddisconnect allthewiresofcable8757G-1fromtheterminalblocksintheboxandconnectthealternate valvecontrolcablewiresandjumpersinitsplaceinaccordance withthelabeledwiresandattachment 01.(Reference canbemadetowiringdiagram1-97522).
TECH7.4.1Verifythatcable8757G-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled.
DATE7.4.2IfneithertheNRV-151orNRV-152alternate valvecontrolcablesaretobeinstalled, N/Asignoffsforsteps7.6.1and7.7.1andproceedtostep7.8.Otherwise continuewithstep7.5.7.57.6TorouteeitherorbothoftheNRV-151andNRV-152alternate controlcables,proceedintoReactorCableTunnelQuadrant3Nthroughdoor323.Continuetopullthecable(s)throughQuadrant4andintoQuadrant1throughdoor333.IfNRV-151controlisnottobechanged,N/Athesignoffinstep7.6.1andproceedtostep7.7;otherwise, continuewithstep7.6.ToinstalltheNRV-151alternate valvecontrolcable,bringthecableuptotheterminalblockboxacrossfrompenetration 1-4C1inQuadrant1.WithpowerofftheNRV-151control(fromstep7.1),locateanddisconnect allthewiresofcable9705R-1fromtheterminalblockintheboxandconnectthealternate valvecontrolcablewiresandjumperinitsplaceinaccordance withthelabeledwireandattachment 42.(Reference canbemadetowiringdiagram1-97504).
TECH7.6.1Verifythatcable9705R-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled.
PATEPage4pf8Rev.0
- 1THP6030IMP.3047.6.2IfNRV-152controlsarenottobechanged,N/Athesignoffinstep7.7.1andproceedtostep7.8;otherwise, continuewithstep7.7.7.7Continuetopullthealternate controlcableforNRV-152uptotheterminalblockboxacrossfrompenetration 1-1C4inQuadrant1.WithpowerofftheNRV-152control(fromstep7.1)locateanddisconnect allthewiresofcable9706R-1fromtheterminalblockintheboxandconnectthealternate valvecontrolcableandjumperinitsplaceaccording tothelabeledwiresandAttachment C3.(Reference canbemadetowiringdiagram1-97511).
7.7.1Verifythatcable9706R-1isdisconnected andthatthealternate valvecontrolcableandjumperareinstalled.
DATE7.8Withthenecessary alternate valvecontrolcable(s)inplacereturntothestorageareaandverifythatthealternate valvecontrolswitchesareintheclosedposition.
NAthesignoffforthecontrolswitch(es) nottobeused.NRV-151Alternate ControlSwitchinclosedposition.
TECHDATENRV-152Alternate ControlSwitchinclosedposition.
TECHDATENRV-153Alternate ControlSwitchinclosedposition.
DATE7.9Toobtain250VDCpowerfromtheUnit2Switchgear area,routethecable(s)marked"valvepower"fromthealternate controlswitchbox(es)tobeused,southalongthe591aislewayandupthestairsleadingtoelevation 609.Continuetoroutethecable(s)souththroughrollupdoor242andalongthesideofthe609aislewaytosecuritygatedoor446oftheUnit2Switchgear Rooms.EnsureUnit2CO2isproperlyisolatedandfirewatch stationed.
WithaSecurityGuardstationed, havedoors446and344opened'nd continuetoroutethecable(s)tothe250VDCdistribution cabinetDAB,locatedacrossfromtheABbatteryroomandnexttotheinverterarea.Page5of8Rev.0
- 1'i'030IMP.3047.10RemovethefrontpanelcoverfromcabinetDAB(aladdermaybeneeded).Ensurethatsparebreakers17,19,and21areOFFandfusesareremoved.7.11Thefollowing installations willbemadewiththeNRV-151powercablegoingtobreaker17,NRV-152powercabletobreaker19andNRV-153powercablet'obreaker21.7.11.1OntheleftsideofcabinetDABconnectthevalvepowercableleadstothebreakerfuselugswiththepositive{+)leadonthetop'lugandthenegative(-)leadonthebottomlug.7.11.1.1Verifythevalvepowercablesareconnected totheproperbreaker.N/Athesignoffifthevalvecontrolisnotbeingaltered.NRV-151powercableconnected topanelDABcircuit17TECHDATETECHDATENRV-152powercableconnected topanelDABcircuit19DATETECHDATENRV-153powercableconnected topanelDABcircuit21.TECHDATE7.11.2DATEInstallthe10AMPfuses(provided inthestoragebox)inpanelDABbreakercircuitsforeachbreakerthatisbeingutilized(Two(2)fusesperbreaker).
7.11.2.1Verifythevalvepowerfusesareinstalled.
NAthesignoffifthevalvecontrolisnotbeingaltered.NRV-15110AMPfuses{2)areinstalled inpanelDABcircuit17.TECHDATEDATEPage6of8Rev.0
- 1THP6030IMP.304NRV-15210AMPfuses(2)areinstalled inpanelDABcircuit19DATETECHDATENRV-15310AMPfuses(2)areinstalled inpanelDABcircuit,21.TECHDATETECH7.11.3DATENotifytheUnit2ControlRoomtohaveanOperatorclosetheapplicable circuitbreaker(s)
(ONposition).
CAUTION:250VDCispresentatlugsandbreakerfuses.7.11.3.1VerifythecorrectcircuitbreakersareintheONpositionandtakevoltagereadingsacrossthecablelugsatthebreakerfusestoensurepowerisavailable.
NRV-151circuitbreaker17ONandvoltageavailable.
TECHTECHNRV-152ci"cuitbreaker19ONandvoltageavailable.
TECHDATEDATEDATETECHNRV-153circuitbreaker21ONandvoltageavailable.
TECHDATEDATETECHDATE7.12ReplacethefrontpanelcoveroncabinetDABasbestaspossible, withthevalvepowercable(s)runningoutofthebottomofthecabinet.Page7of8.Rev.0
- 1THP6030IMP.3047.13Thefollowing stepwillopenthepressurizer PORVs.Ifplantconditions arenotsuitabletoopenthePORVs,N/Aandexplaintheplantcondition inthesignoffinstep7.13.1.N/Athesignoff(s) forvalvecontrolsnotaltered.7.13.1Checkthealternate valvecontroloperation byhavinganOperatorplacethealternate controlswitch(es) ofeachvalveoneatatimeintheopenpositionandverifytheredopenlightcomeson.Thevalve(s)maybeleftinthepositiondesired.NRV-151alternate controlswitchtoopenandredlightcomeson.TECHDATENRV-152alternate controlswitchtoopenandredlightcomeson.TECHDATENRV-153alternate controlswitchtoopenandredlightcomeson.TECHDATE7.14NotifytheUnit1ControlRoomthatthepressuizer PORValternate control(s) for(crossoutthevalvecontrolnotaltered)NRV-151NRV-152NRV-153isinstalled andavailable foroperation usingthecontrolswitchlocatedinUnit1onTurbineBuilding591elevation.
US(ordesignee)
DATE7.15ShiftSupervisor (orAssistant ShiftSupervisor) notifiedpressurizer PORValternate controlinstallation complete.
SS/ASSDATE8.0Ensureallareasworkedarecleanandthatproperlogentrieshavebeenmade.Page8of8Rev.0 ATZACHMEVr l**>~6030~,304Box8/Z7O'IRKQoZ-Zi'-SPXAP}07oF'NL.."PRE"ghlQThLLruePERToPERETRclTIONl-ZC+QgcBIZ.7TEpP~MAVCoNvZocAaZ)ZNbCAT'/Opl,+~p.'~
LJ~pilafAlo.IfeEIIF'guffATI(zg)~golJDJC10t QOWTAOg.ScuITCH'O Ag~Ryan@TIz.80Kcl;.c5yuCCKP~leeV MTACHMERZ 2**l'IHP603p~,3p4Box8/ZV;F'fh/TRAT/d Co~Oil04.7-I7-Z0')RKMo7-4-7wf7-8/ZW/7&970$R-/7oF'HL.."ERR"7-If/SI+\TzsTALL'.J()+ic/27'/oMAVCy~vg&zAmaZhlOICATIONg+~~~~P~ua,Na7CouOaC<08 (v-v)~~goN7404.S~ITCHPage1o81 M'DKZ~3**a'1HP6030~.304BoxBCQZH47'ac.gTQHPfg/-MRv-/-ZezerurioCoeOucvng A/o./-9J-/0tillR'ENo-/5Z+/SZ-R/-/2(-/4/SZ-4-CJioAGY97o67~pggR-lI-iS152-6/-lGPZAPei/-/9/5Z+7oP-uzzaavio)v I-tC+Box8I40(sz-R(I-IO)7'>aa,ne'oN7Zoz AaaZQQICATIClp4 pgp'f'5p&(ET'ior'
-/c,+SexB)40JSZ-&(I-iZ)/5Z-+(I-Ic)IIIIJpgNgzerI~gyuCecTO4 (I-IS)~{.oNTAog.ScuiTC,H7yAgM@NATEZ/0-Y.4-CQual4CKpagaof-a