ML17223A745

Part 21 Rept Re Backup Rings Furnished in Spare Parts Seal Kits & in 25 Gpm 4 Way Valves as Part of Actuators Made of Incorrect Matl.Rings Should Be Viton & Have Been Identified as Buna N

ML17223A745
Person / Time
Site:	Palo Verde, Wolf Creek, Byron, Braidwood, Summer, Callaway, Waterford, 05000000
Issue date:	01/26/1990
From:	KNECHT W G ANCHOR/DARLING VALVE CO.
To:	NRC OFFICE OF ENFORCEMENT (OE)
References
REF-PT21-90-018-000 PT21-90-018-000, PT21-90-18, NUDOCS 9002160186
Download: ML17223A745 (10)

Text

Anchor/DarlingValveCompany701FlRSTSTREETP.O.BOX3425WILLIAMSPORT,PA17701~28(717)327~TELEX:759953January26,1990Director-OfficeofInspection8EnforcementUSNuclearRegulatoryCommissionWashington,DC20555

Subject:

10CFR21ReportableIncidentGentlemen:.AproblemrelatingtoFeedwaterIsolationValveactuatorsthatwefurnishedtoKansasGasandElectric,WolfCreekhasbeenidentifiedbyWolfCreekpersonnel.~Baokurincisfurnishedinsparepartssealkitsandpossiblyinthe25GPMfour-wayvalveswhicharepartoftheactuatorsareofincorrectmaterial.ThebackupringsshouldbeVitonandhavebeenidentifiedbyWolfCreekasBunaN.AllcustomersthathaveactuatorswithTeledyne-Republicfour-wayvalveswillbenotifiedofthisproblem.Thefollowingplantsiteshaveequipmentthatmayhavewrongbackupringmaterialfurnished.CommonwealthEdisonByronUnits1and2BraidwoodUnits1and2UnionElectricGallowayKansasGasandElectricWolfCreekWashingtonPublicPowerSupplyUnit1Unit3SouthCarolinaElectricandGasVCSummerLouisianaPowerandLightWaterford3 A~ps'ij$~4>>lVyl, January26,1990DirectorPage2ArizonaPublicServicesPaloVerdeUnits1,2,and3Shouldyourequireadditionalinformation,pleasecontactMr.F.A.Bensingerorthewriter.Sincerely,W.G.KnechtWGK/jfcc:A.F.J.R.G.H.F.E.CaronA.BensingerJ.ChappellW.DommersW.KnieserR.PattersonVelez

\~~Anchor/DarlingValveCompany701FlRSTSTREETP.O.BOX8428WILLIAMSPORT,PA17701~8TELEX:759953January30,1990FLORIDAPOWER8LIGHTCOMPANYP.O.Box1200JensenBeach,FL34958Attention:EdPriest

Subject:

HSIV/FWIVActuatorHydraulic4-WayValves/RebuildKits

Reference:

P.O.No.NY-422702St.Lucie'NuclearPlant-Unit2A/DVS.O.E-9328Gentlemen:TheWolfCreeksitehasdeterminedthatsomeofthesubjectrebuildkitssuppliedbyAnchor/DarlingValveCompanycontainbackupringsofincorrectmaterial,BunaNnotViton.SubsequentchecksatA/DVhavealsofoundsomeofthesubjectrebuildkitsatA/DVtocontainbackupringsofincorrectmaterial.UseoftheincorrectmaterialinthehydraulicsystemcouldcauseoperationalproblemswiththeactuatorsandthatcouldadverselyaffectthesafetyrelatedfunctionoftheMSIV's/FWIV's.ThisproblemhasbeenreportedtotheNRCbyA/DV.Becauseofthefinding,the4-Wayvalvesand4-WayvalverebuildkitssuppliedbyA/DVmaycontainnon-viton0-ringsandbackuprings.These0-ringandbackupringmaterialsshouldbeverifiedasViton.IftheyarenotViton,theyshouldbereplacedwithViton.Werecommendthataspecificgravity(S.G.)testbeusedforverificationtesting.BlackViton0-rings/Backuprings(S.G.1.85a.03)shouldsinkina1.75S.G.salinefluidbutfloatina1.95S.G.salinefluid.BrownViton0-rings/Backuprings(S.G.2.14+.03)shouldsinkina1.95S.G.salinefluidbutfloatina2.22S.G.salinefluid.BunaN0-rings/Backupringsshouldfloatin1.75orhigherS.G.salinefluid.Attheconclusionofthespecificgravitytest,thesalinesolutionshouldberinsedfromthesealsandthesealsdried.Continued.

FLORIDAPOWER5LIGHTCOt1PANYAttention:EdPriestPageTwoJanuary30,1990A/DVhassupplied4-Wayvalvesunderthefollowingidentificationnumbers:MSIV4-WayValves(75gpmValves)Teledyne-RepublicModel823304-7001-2853/A/DVM19595FMIV4-WayValves(25gpmValves)Teledyne-RepublicModel823104-7001-2853/A/DVW19488A/DVhassupplied4-Wayvalverebuildkitsunderthefollowingidentificationnumbers:NSIV4-MayValve(75gpmValves)RebuildKits-TeledyneRepublic802090-2330-2802A/DVNos.:W30565M31357M31443W32411M33088FMIV4-WayValve(25gpmValves)RebuildKits-TeledyneRepublic802090-2310-2802A/DVNos.:W30572M30655W31184W31349M32413W32443M32560M32941InresponsetoEPRINP-5652,A/DVhasimplementedadedicationprogramwithinthelastyear.A/DV'sdedicationprogramincludestheabovementionedspecificgravitytestofViton0-ringsandbackuprings.Asaresult,thepossibilityofA/DVsupplyingincorrectmaterialforsealsforsafetyrelatedcomponentsisminimized.TherebuildkitscontainingtheincorrectbackupringmaterialwerenotpreviouslyprocessedthroughA/DV'sdedicationprogram.Shouldyourequireadditionalinformationontheabove,pleasecontactF.A.Bensingerat(717)327-4866orW.G.Knechtat(717)327-4811.Sincerely,ACHORDARLINGVALVECOMPANYJI.Taylor,Jr.ContractAdministato/eucc:F.A.BensingerW.G.KnechtH.L.PattersonG.R.ParksF.VelezS.O.No.E-9328 Anchor/DarlingValveCompany7O1flRSTSTREETP.O.BOX3428WlLLIAMSPORT,PA17701~8TELEX:759953Ijanuary31,1990GEORGIAPOWERCOMPANYPlantAlvinW.VogtleP.O.Box282Waynesboro,GA30830Attention:RandyChitwood

Subject:

MSIV/FWIVActuatorHydraulic4-WayValves/RebuildKits

Reference:

P.O.No.PAV2-84PlantAlvinW.VogtleA/OVS.O.E-9000Gentlemen:TheWol,fCreeksitehasdeterminedthatsomeofthesubjectrebuildkitssuppliedbyAnchor/DarlingValveCompanycontainbackupringsofincorrectmaterial,BunaNnotViton.SubsequentchecksatA/DVhavealsofoundsomeofthesubjectrebuildkitsatA/OVtocontainbackupringsofincorrectmaterial.UseoftheincorrectmaterialinthehydraulicsystemcouldcauseoperationalproblemswiththeactuatorsandthatcouldadverselyaffectthesafetyrelatedfunctionoftheMSIV's/FWIV's.ThisproblemhasbeenreportedtotheNRCbyA/OV.Becauseofthefinding,the4-Wayvalvesand4-WayvalverebuildkitssuppliedbyA/DVmaycontainnon-viton0-ringsandbackuprings.These0-ringandbackupringmaterialsshouldbeverifiedasViton.IftheyarenotViton,theyshouldbereplacedwithViton.Werecommendthataspecificgravity(S.G.)testbeusedforverificationtesting.BlackViton0-rings/Backup.rings(S.G.1.85a.03)shouldsinkina1.75S.G.salinefluidbutfloatina1.95S.G.salinefluid.BrownViton0-rings/Backuprings(S.G.2.14t.03)shouldsinkina1.95S.G.salinefluidbutfloatina2.22S.G.salinefluid.BunaN0-rings/Backupringsshouldfloatin1.75orhigherS.G.salinefluid.Attheconclusionofthespecificgravitytest,thesalinesolutionshouldberinsedfromthesealsandthesealsdried.Continued.

GEORGIAPOWERCOMPANYAttention:RandyChitwoodPageTwoJanuary31,1990A/DVhassupplied4-Wayvalvesunderthefollowingidentificationnumbers:NSIV4-WayValves(75gpmValves)Teledyne-RepublicModel823304-7001-2853/A/DVW19595FWIV4-WayValves.(25gpmValves)Teledyne-RepublicModel823104-7001-2853/A/DVM19488A/DVhassupplied4-Wayvalverebuildkitsunderthefollowingidentificationnumbers:MSIV4-MayValve(75gpmValves)RebuildKits-TeledyneRepublic802090-2330-2802A/DVNos.:M30565M31357W31443W32411W33088FMIV4-WayValve(25gpmValves)RebuildKits-TeledyneRepublic802090-2310-2802A/DVNos.:M30572M30655M31184M31349M32413W32443W32560M32941InresponsetoEPRINP-5652,A/DV.hasimplementedadedicationprogramwithinthelastyear.A/DV'sdedicationprogramincludestheabovementionedspecificgravitytestofViton0-ringsandbackuprings.Asaresult,thepossibilityofA/DVsupplyingincorrectmaterialforsealsforsafetyrelatedcomponentsisminimized.TherebuildkitscontainingtheincorrectbackupringmaterialwerenotpreviouslyprocessedthroughA/DV'sdedicationprogram.Shouldyourequireadditionalinformationontheabove,pleasecontactF.A.Bensingerat(717)327-4866orW.G.Knechfat(717)327-4811.Sincerely,ANCHOR/DARLINGVALVECONPANYRobertaL.BergmanContractAdministrato~/eucc:F.A.BensingerG.R.ParksM.G.KnechtF.VelezH.L.PattersonS.O.No.E-9000 Anchor/DarlingValveCompany,701RRSTSTRm'.O.BOX342SWILLIAMSPORT,PA17701~P17)327~TELEX:759953January30,1990NORTHEASTUTILITIESNUCLEARENERGYCOMPANYPurchasingDepartmentP.O.Box1928Hartford,CT06144-1928Attention:ManagerofPurchasing

Subject:

MSIV/FWIVActuatorHydraulic4-WayValves/RebuildKits

Reference:

P.O.No.2362.850-476-13MillstoneNuclearPowerStation,Unit3A/DVS.O.E-9450Gentlemen:TheWolfCreeksitehasdeterminedthatsomeofthesubjectrebuildkitssuppliedbyAnchor/DarlingValveCompanycontainbackupringsofincorrectmaterial,BunaNnotViton.SubsequentchecksatA/DVhavealsofoundsomeofthesubjectrebuildkitsatA/DVtocontainbackupringsofincorrectmaterial.UseoftheincorrectmaterialinthehydraulicsystemcouldcauseoperationalproblemswiththeactuatorsandthatcouldadverselyaffectthesafetyrelatedfunctionoftheMSIV'/FWIV'.ThisproblemhasbeenreportedtotheNRCbyA/DV.Becauseofthefinding,the4-Wayvalvesand4-WayvalverebuildkitssuppliedbyA/DVmaycontainnon-viton0-ringsandbackuprings.These0-ringandbackupringmaterialsshouldbeverifiedasViton.IftheyarenotViton,theyshouldbereplacedwithViton.Werecommendthataspecificgravity(S.G.)testbeused.forverificationtesting.BlackViton0-rings/Backuprings(S.G.1.85a.03)shouldsinkina1.75S.G.salinefluidbutfloatina1.95S.G.salinefluid.BrownViton0-rings/Backuprings(S.G.2.14+.03)shouldsinkina1.95S.G.salinefluidbutfloatina2.22S.G.salinefluid.BunaN0-rings/Backupringsshouldfloatin1.75orhigherS.G.salinefluid.Attheconclusionofthespecificgravitytest,thesalinesolutionshouldberinsedfromthesealsandthesealsdried.Continued.

NORTHEASTUTILITIESNUCLEARENERGYCOMPANYAttention:Manager'ofPurchasingPageTwoJanuary30,1990A/DVhassupplied4-Wayvalvesunderthefollowingidentificationnumbers:.MSIV4-WayValves(75gpmValves)Teledyne-RepublicModel823304-7001-2853/A/DVW19595FWIV4-WayValves(25gpmValves)Teledyne-RepublicModel823104-7001-2853/A/DVW19488A/DVhassupplied4-Wayvalverebuildkitsunderthefollowingidentificationnumbers:MSIV4-WayValve(75gpmValves)RebuildKits-TeledyneRepublic802090-2330-2802A/DVNos.:W30565W31357W31443W32411W33088FWIV4-WayValve(25gpmValve)RebuildKits-TeledyneRepublic802090-2310-2802A/DVNos.:W30572W30655W31184W31349W32413W32443W32560W32941InresponsetoEPRINP-5652,A/DVhasimplementedadedicationprogramwithinthelastyear.A/DV'sdedicationprogramincludestheabovementionedspecificgravitytestofViton0-ringsandbackuprings.Asaresult,thepossibilityofA/DVsupplyingincorrectmaterialforsealsforsafetyrelatedcomponentsisminimized.TherebuildkitscontainingtheincorrectbackupringmaterialwerenotpreviouslyprocessedthroughA/DV'sdedicationprogram.Shouldyourequireadditionalinformationontheabove,pleasecontactF.A.Bensingerat(717)327-4866orW.G.Knechtat(717)327-4811.Sincerely,ANCHOR/DARLINGVALVECOMPANY.I.Taylor,JCntractAdmsns/eucc:F.A.BensingerW.G.KnechtH.L.PattersonF.R.CarraroF.VelezS.O.E-9450 0~.~y