ML17264A202
| ML17264A202 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 11/02/1994 |
| From: | MARLOW T A ROCHESTER GAS & ELECTRIC CORP. |
| To: | |
| Shared Package | |
| ML17264A201 | List: |
| References | |
| PT-2.3.1M, NUDOCS 9510260339 | |
| Download: ML17264A202 (7) | |
Text
IROCHESTERGASANDELECTRICCORPORATIONGINNASTATIONCONTROLLEDCOPYNUMBERPROCEDURENO.PT-2.3.1MREV.NO.3POSTACCIDENTCHARCOALFILTERDAMPERS-MONTHLYTECHNICALREVIEWPORCREVIEWDATE(0PLANTSUPERINTENDENTu-F-EFFECTIVEDATECATEGORY1.0REVIEWEDBY:THISPROCEDURECONTAINS6PAGESGINNASTATlONSTART:DATETlMECOMPLETED:DATETlME:9510260339951018PDRADOCK05000244.P.PDR PT-2.3.1M:1PT-2.31MPOSTACCIDENTCHARCOALFILTERDAMPERS-MONTHLY1.0PURPOSE1.2ToprovideinstructionsforverifyingoperabilityofthedampersassociatedwiththeContainmentRecirc-ulationFancharcoalfilterflowpaths.ToprovideinstructionsforperformingthemonthlyinspectionoftheContainmentRecirculationUnits.2.0TESTREUIREMIBFZS:2.12.2Toexerciseeachdamperthroughacompletestrokingcycle.TooperateeachPostAccidentCharcoalFilterUnitintheRecircModeforatleastfifteenminutes.2.32.42.5ToinspecteachContainmentRecirculationUnitforsignsofwaterwithinthefiltrationarea.ToinspecteachContainmentRecirculationUnitDemisterUnitforcombustibility.Toverifyoperabilityandproperorientationandflowintheaccidentmode.3.03.13.23.
33.4REFERENCES
33013-1863,ContainmentHVACSystems.Tech.Specs.Section4.5.2.3.5.S-23.5,PostAccidentCharcoalFilterOperation.ANSIN510-1989[AppliesonlytoDemister(MoistureSeparators)UnitCombustibilityvisualinspections]Section5.5.1.6.4.0INITIALCONDITIONS:4.1Dampersurveillancemaybeperformedduringanyplantoperatingmode.
PT-2.3.1M:24.2NotifyShiftSupervisoratstartoftest.4.3NotifyHeadControlOperatoratstartoftest.Anyabnormalityorerraticdamperactionobservedduringperformanceofprocedureshallbenoted.AWorkRequest/TroubleReportshallbesubmittedfortheconcerneddamper.4.5TestpersonnelarequalifiedinaccordancewithA-1102.4.6AHealthPhysicsWorkPermithasbeenissuedbyHPDepartment,topermitContainmententryand/orRecirculationUnitinspection.4.7Ifthisprocedureisbeingperformedasanunscheduledtestorfollowingmaintenance,initialthosesectionsbeingcompletedandmarktheremainderN/A.4.8NotifyQ.C.Dept.atstartoftest.4.9Priortostartoftesting,notifyDiagnosticTestingGroupthatrequiredequipmentmonitoringassociatedwiththeCNMTRecirculationFansshallbeperformed.5~0PRECAUTIONS:5.1OnlyonegroupofContainmentRecircdampersshallbetestedatatime.5.25.3ObserveallrequirementsoftheHealthPhysicsWorkPermitforContainmententry.TheShiftSupervisorshallbenotifiedimmediatelyifanyacceptancecriteriaisnotmetoranymalfunctionorabnormalconditionsoccur.6.0INSTRUCTIONS.6.11ARecirculationFanDamers6.1.1Verifyorplacethe1AContainmentRecircFaninservice.
6.1.26.1.2.16.1.2.26.1.2.36.1.3PT-2.3.1M:3Visuallyverifythefollowingdamperpositions:1F-LED(5873),LoopEntryDamperOPEN1I-CID(5871),CharcoalUnitInletCLOSED1K-COD(5872),CharcoalUnitOutletCLOSEDAttheMCB,verifytheGreenindicatinglight,"CHARCOALFILTER1ADAMPERSCLOSED"isON.NOTE:CF1A/Lisalatchinrelay,locatedinRelayRoom,RackRA2Front6.1.46.1.56.1.5.16.1.5.26.1.5.36.1.6PressinCF1A/Lrelayarmaturebutton.Visuallyverifythefollowingdamperpositions:1F-LED(5873),LoopEntryDamperCLOSED1I-CID(5871),CharcoalUnitInletOPEN1K-COD(5872),CharcoalUnitOutletOPENAttheMCB,verifythe-Greenindicatinglight,"CHARCOALFILTER1ADAMPERSCLOSED"isOFF.6.1.7RecordtimedampersswitchedtoRecircMode.hr.NOTE:FanmustoperateinRecircModeforatleastfifteenminutestosatisfyTechSpecrequirements.6.1.8AfteratleastfifteenminutesofRecircModeoperation,pressCFlA/LrelayRESETbutton.6.1.96.1.9.16.1.9.26.1.9.36.1.10Visuallyverifythefollowingdamperpositions:1F-LED(5873),LoopEntryDamperOPEN1I-CID(5871),CharcoalUnitInletCLOSED1K-COD(5872),CharcoalUnitOutletCLOSEDAttheMCB,verifytheGreenindicatinglight."CHARCOALFILTER1ADAMPERSCLOSED"isON.
6.1.11PT-2.3.1M:4RecordtimedampersswitchedtoNormalMode.hr.6.1.126.26.2.1RecordPostAccidentFilterruntimeinS-23.5locatedonbackofMCB.1CRecirculationFanDamersVerifyorplacethe1CContainmentRecircFaninservice.6.2.26.2.2.16.2.2.26.2.2.36.2.3Visuallyverifythefollowingdamperpositions:1H-LED(5875),LoopEntryDamperOPEN1J-CID(5876),CharcoalUnitInletCLOSED1L-COD(5874),CharcoalUnitOutletCLOSEDAttheMCB,verifytheGreenindicatinglight,"CHARCOALFILTER1CDAMPERSCLOSED"isON.NOTE:CF1C/Lisalatchinrelay,locatedinRelay6.2.46.2.56.2.5.16.2.5.26.2.5.3'6.2.6Room,RackRA3FrontPressinCF1C/Lrelayarmaturebutton.Visuallyverifythefollowingdamperpositions:1H-LED(5875),LoopEntryDamperCLOSED1J-CID(5876),CharcoalUnitInletOPEN1L-COD(5874),CharcoalUnitOutletOPENAttheMCB,verifytheGreenindicatinglight,"CHARCOALFILTER1CDAMPERSCLOSED"isOFF.6.2.7RecordtimedampersswitchedtoRecircMode.hr.NOTE:FanmustoperateinRecircModeforatleastfifteenminutestosatisfyTechSpecrequirements.6.2,8AfteratleastfifteenminutesofRecircModeoperation,pressCF1C/LrelayRESETbutton.
6.2.96.2.9.16.2.9.26.2.9.36.2.10PT-2.3.1M:5Visuallyverifythefollowingdamperpositions:1H-LED(5875),LoopEntryDamperOPEN1J-CID(5876),CharcoalUnitInletCLOSED1L-COD(5874),,CharcoalUnitOutletCLOSEDAttheMCB,verifytheGreenindicatinglight,"CHARCOALFILTER1CDAMPERSCLOSED"isON.6.2.11RecordtimedampersswitchedtoNormalMode.hr.6.2.12RecordPostAccidentFilterruntimeinS-23.5locatedonbackofMCB.6.36.3.16.3.1.16.3.1.26.3.1.36.3.1.4MonthlXnsectionofContainmentRecircUnitsXnspecteachofthefollowingasperAttachment1,ContainmentRecircUnitMonthlyXnspectionCheckList.RecircUnitARecircUnitBRecircUnitCRecircUnitDCOMMENTS:COMPLETEDBY:DATECOMPLETED:HEADCONTROLOPERATOR:SHIFTSUPERVISOR:RESULTS2TESTREVIEW:DATE PT-2.3.1M:6ATTACHMENT1ContainmentRecircUnitMonthlInsectionCheckList1.EnsureRecircFanUnitisnotinoperation.UnitD2.Ensureeachdrainfreeofforeignmaterial.3.Inspectfanchillerpipingareaforpossibleservicewaterleaks.4.InspectHEPTfiltersectionforevidenceofwater~aboutfloorareaandanywaterdamagetoHEPAfilterunits.5.InspectDemisterUnitforcombustibilityutilizingthefollowingcriteria:a)a)Novisualevidenceofdirtordebrisloading.b)b)Novisualevidenceofoilorforeignmaterialssusceptibletocombustion.6.RequeststartoffanunitandrecordHEPAFilterDeltaPonMagnehelic(mustbelessthan3"H20)7.Removefanunitsfromservicewhicharenotneededatthistime.8.SubmitaWorkRequest/TroubleReportifanydiscrepanciesarenoted.COMPLETEDBY:DATECOMPLETED: