ML17265A665

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Interim Rept Re W2 Control Switch,Procured from W,Did Not Operate Satisfactorily When Drawn from Stock to Be Installed in Main Control Board for 1C2 Safety Injection Pump. Estimated That Evaluation Will Be Completed by 991001
ML17265A665
Person / Time
Site: Ginna Constellation icon.png
Issue date: 05/27/1999
From: POPP R W
ROCHESTER GAS & ELECTRIC CORP.
To: VISSING G S
NRC (Affiliation Not Assigned), NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
REF-PT21-99 NUDOCS 9906040202
Download: ML17265A665 (3)


Text

REGULA~YINFORMATION DISTRIBUTI SYSTEM(RIDS)DOCKET05000244ACCESSION NBR:9906040202

.DOC.DATE:

99/05/27NOTARIZED:

NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAMEAUTHORAFFILIATION POPP.,R.Ã;.

Ro'chester Gas&ElectricCorp.REC1P'.'NAMERECIPIENT AFFILIATION VISSING,G.S.

p

SUBJECT:

..

InterimreptreW2controlswitch,procuredfromW,didnotoperatesatisfactorily whendrawnfromstocktobeinstalled inmaincontrolboardfor1C2safetyinjection pump.,Estimated thatevaluation willbecompleted by991001.DISTRIBUTION CODE:XE19TCOPIESRECEIVED:

LTRENCLSIZE:TITLE:Part21Rept(50DKT)NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).

05000244RECIPIENT IDCODE/NAME LPD1-1PDINTERN:FILECENTER0RGNl.RGN3COPIESLTTRENCLRECIPIENT IDCODE/NAME VISSING,G.

NRR/DRIP/REXB RES/DET/EIB RGN2RGN4COPIESLTTRENCL1111EXTERNAL:

INPORECORDCTRNRCPDRNOACSILVER,ENUDOCSFULLTXTD'ENOTETOALL"RIDS"RECIPIENTS:

PLEASEHELPUSTOREDUCEWASTE.'TO HAVEYOURNAMEORORGANIZATION REMOVEDFROMDISTRIBUTION LISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION, CONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION 415<<2083FULLTEXTCONVERSION REQUIREDTOTALNUMBEROFCOPIESREQUIRED:

LTTR14ENCL

.r1~~'ANnROCHESTER GASANDELECTRICCORPGRATION

~89EASTAVENUE,ROCHESTER, MV.Id6d9-0001 May27,1999AREACODE7I65'-2700U.S.NuclearRegulatory Commission DocumentControlDeskAttn:GuyS.VissingProjectDirectorate I-1Washington, D.C.20555

Subject:

10CFRPart21InterimReportR.E.GinnaNuclearPowerPlantDocketNo.50-244

DearMr.Vissing:

Theattached10CFR21interimreportissubmitted inaccordance with10CFRPart21,Reporting ofDefectsandNoncompliance, Section21(a)(2),whichrequires"ifanevaluation ofanidentified deviation orfailuretocomplypotentially associated withasubstantial safetyhazardcannotbecompleted within60daysfromdiscovery ofthedeviation orfailuretocomply,aninterimreportispreparedandsubmitted totheCommission".

Verytrulyyours,~~4~RobertW.Poppxc:Mr.GuyS.Vissing(MailStopSC2)ProjectDirectorate I-1DivisionofReactorProjects-I/IIOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555RegionalAdministrator, RegionIU.S.NuclearRegulatory Commission 475Allendale RoadKingofPrussia,PA19406U.S.NRCGinnaSeniorResidentInspector 9906040202 O'F0527PDRADQCK05000244SPDR 10CFR21SUBSTANTIAL SAFETYHAZARDEVALUATION INTERIMREPORTDESCRIPTION OFDEVIATION:

AsafetyrelatedW2ControlSwitch,procuredfromWestinghouse, didnotoperatesatisfactorily whendrawnfromstocktobeinstalled intheMainControlBoardfor1C2SafetyInjection Pump.Theswitchdidworkproperlybeforeinstallation intheMainControlBoardposition.

However,subsequent toinstallation theswitchmechanism wouldbindandwouldnotspringreturntothe"afterclose"or"aftertrip"positions.

Theswitchisexpectedtofunctionproperlyinbothapplications.

REFERENCE DOCUMENTS:

Rochester Gas&ElectricPurchaseOrderNQ-15824-A-JW DATEWHENEVALUATION WILLBECOMPLETED:

TheW2ControlSwitchhasbeenreturnedtoWestinghouse forafailuremodeassessment andapotential 10CFRPart21evaluation todetermine iftheswitchwasdeficient atthetimeofmanufacturing.

Itisestimated thatthisevaluation willbecompleted byOctober1,1999.Prepared:

EngineringAssistant, Procurement Engineering aeReviewed:

Manager,NuclearStraandProcurement DDtD