ML18219C352

LER-1976-023-00 and LER-1976-024-00 for Donald C. Cook, Unit 1 - Failure of Various Containment Isolation Valves to Meet Acceptable Type B Lake Rate Specifications, and Excessive Opening Torque Found in Ice Condenser Lower Inlet Door

ML18219C352
Person / Time
Site:	Cook
Issue date:	06/02/1976
From:	Jurgensen R American Electric Power Service Corp, Indiana Michigan Power Co, (Formerly Indiana & Michigan Power Co)
To:	James Keppler NRC/IE, NRC/RGN-III
References
LER-1976-023-00, LER-1976-024-00
Download: ML18219C352 (10)

Text

NRC FORM 195 V.S.NUCLEAR RFOVLATORV COMMISSION I2 70)o NR DISTRIBUTION FDR PART 50 DOCI(ET MATERIAL DO TgtgVI 0 E FI FILE NVMOER INCIDENT REPORT To: J.G.Keppl er FRDM: Indiana 8 Michigan Power Co.Bridgman, Michigan R.lJ.Jurgensen DATE OF DOCUMENT 6-2-76 DATE RECEIVED 6-10-76 SLETTER 0ORIGINAI QCOPV'NOTOR I Z E D EI V N C LASS I F I E D PROP INPUT FORM NUMBER OF COPIES RECEIVED 30 DESCRIPTldN Ltr.trans the followihg........

PLANT NA1IE.Cook b 1 ENCLOSURE Licensee Event Report (%.0.II 76-23)on 5-2-76 Concerning Various Valves (Isloation) failed to meet acceptable leak rate Specifications......

-Licensee Event Report (R.O.k'6-24)on-5-6-76 Concer'ning"Lower.

Inlet.Door'-R*opening'Torque being in excess of Tech.Sepc.......

(30 Carbon Sisgned Cys.REceived)ACKNOWLEDGED DO NOT REMOVZ NOTE: IF PERSONNEL EXPOSURE IS INVOLVED..

SEND DIRECTLY TO KREGER/J, COLLINS--SAFETY BRANCH CHIEF: W 3 CYS FOR ACTION LIC~-ASST: W/CYS ACRS'YS Kniel Lee ENT TO LA FOR ACTION/INFORMATION ENVIRO SAB 6-10-76 INTERNAL DISTRIBUTION NRC PDR ICE 2 SCHROEDER/IPPOLITO NOVAK CHECK IES S.E TEDESCO HACCA EN BAER SHAO VOLLH~BH BUNCH KRE E 0 N LPDR:~TIC NSIC EXTERNAL DISTRIBUTION CONTROL NUMBER 5879" 3 I~3~3 I'3 Ilt II

~egtffatoty QL cd@Afar o4 INDIANA 8 NICHIGAN I'DN'E DONALD C.COOK NUCL P.O.Box 458, Bridgmnn,>hi June 2, 1976 IANy PL@~>'km gran 4SLIC 3 ig gog7.92 g~q teton p~g Clerk Hr.J.G.Keppler, Regional Direc a Office of'Inspection and Enforcement United States Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 ANION 876~<95.%%%lNtK.'t

~jg I.Operating License DPR-58 Docket No.50-315

Dear lhr'.Keppler:

Pursuant to the requirements of Appendix A Technical Specifications and the United States Nuclear Regulatory Commission Regulatory Guide 1.16, Revision 4, Section 2.b, the following reports are submitted:

R0-50-315/76-23 RO-50-315/76-24 Sincerely, r R.M.ge en Plant tan er/bab cc: R.S.Hunter-J.E.Dolan G.E.Lien R.Kilburn R.J.Vollen BPI R.C.Callen 1/PSC K.R.Baker RO:III P.W.Steketee, Esq.R.Walsh, Esq.G , Charnoff, Esq G.Olson J.N.Hennigan PNSRC R.S..Keith

'Dir., IE (30 copies)Dir., 1<IPC{3 copies)

~LICENSES SVSNT aePORTi CONTROL 0LOCK: 1 LtCENSf f NAhtf 0 14 15 AFT'OAT Af POAT CAT EOOAY TYPE SOUSE[oagcow T~7 0 57'9 59'0 0 LtCLNSE t6uhtIILA 0 0 0: 0 0-0 0 5 OOCKET kuhIOIA L050-03 15/0 LCT NSE IVPL.EVENT TYPE 4 1 1 1 1+0+]30 31 32 fVENT OA'If Aft'CAT OATF 5 O 8 Z 6~0 74 75 (PLEASE PRINT ALL REOUIREO INFORIVI ATION)EVENT DESCRIPTION Jog WHILE IN t'lODE 5 DURING SURVEILLANCE TESTIttG OF CONTAINMENT ISOLATION VALVES VARIOUS 7 0 9 toOj R roO5j 7 0 9 roOsj l P TYP.AK'P N A P IFICATIOtNA 7 09 f AC A I'fv STATt1S POWER[ll1]6~00 0 NA 7 0 9 10 12 13 FOPhl OF ACT lVITY CO')T EN T AFLEASfo OF PELE*Sf At tOUtTT OF ACTIVITY Jig~Z Z NA 7 0'10 11 PERSONNEL EXPOSURES EG3 LILLI~LZJ 7 0 9 11 12 13 PERSONNEL INJURIES feuhtS=A OESCA1PTtON

[i)4]~00 0 tlA 7 09 11 12 htETHOO OF OTSCOVF AY B 44 40 NA 44 45 01SCOVEAY OESCIVPIlON SURVEILLANCE TESTING LOCATlON Of AELEASE UO 7 8 9 LOSS OR DAMAGE TO FACILITY T v PE OESCA:P T TON Z NZ 9 10 PUULICIT Y tIA 00 7 8 9 pg 7 t'DDITIONAL I'ACTORS I ttA gH l~7 09 JACK RISCHLIttG UO p~,ig.~616 465 59~01 368)G>0 ddI 46 1

'4 P SUPPLEt1EHT TO REPORTABLE OCCURREtfCE RO-50-315 76-23 SUPPLEHENT TO EVEtiT DESCRIPTION THE FOLLOMIt<G VALVES MERE FOUND=TO HAVE EXCESSIVE LEAKAGE: DCR-621 ECR-15 GCR-314 NCR-105 NCR-106 NSW-244-2 NSW-244-3 NSM-244-4 MCR-958 HSW-417-4 NSM-415-1 NSW-415-2 MCR-905 HSW-415-3 NSW-415-4 WCR-922 WCR-921 HSW-417-3 VCR-106 VCR-206 SI-189 N-102 SH-1 t>>l,i CONTROL BLOCK:~LICENSEE EVENT REIoORI (PLEASE PAINT ALL AEOUIREO INFORMATION)

LiCKNST E NL'V E LL IttSE tiUMBLR toOjI t1 I D C C 1 0 0-0 0 0 0 7 09 14 15 LtCI ttSE.TYPE IVTNT I v I'E 4 t i l l~03)20 Jo 31 32 CLTT Gonv[oagcour~7 0 57 50 Afponr ntpont~L 59 00 OOCKK t t'UMrB'LR 0 5 0-0 3 f VINT Ontf ntPORT OATK 1 5 0 5 0 6 7 6 0 6 0 I 7 6 60 09 74 75 UO EVENT OESCRIPTION

[oO]WHILE It(NCDE 5, DURING ICE CONDENSER INLET DOOR OPENING TORQUE SURVEILLANCE TESTING, 7 0 9 UO'LOWER INLET DOOR 1-R OPENING TORQUE WAS FOUND IN EXCESS'OF TECHNICAL SPECIFICATION 7 0 9 Qpjn PARAGRAPH 4.6.5.3.1 b3 LllklT OF 195 ItlCkt POUNDS.LOWER INLET DOOR 3-L.INITIAL UO 7 0 9 0 toOQ bl Llt1IT OF 675 It(CH POUt<DS.DOOR 1-R SPRING TEttSIOt<(SEE SUPPLEtkENT)(RO-50-315/76IT WAS EXCEEDED X X X X X X 17 43 44 DUE TO SPRING TENSION DRIFT.DOOR 3-L INITIAL OPENING 7 0 9 UO Jag OPENlt,G TOR UE WAS FOUr(D TO BE IN EXCESS OF TECHNICAL SPECIFICATION PARAGRAPH 4.6.5.3.1 7 0 9 00 X EEDED L"ItlITS BECAUSE OF AN ICE BUILDUP FROtl CONDENSATION ON THE LOWER SILL.otiiKA sTntUs NA aMourtt of nctiv:tv AOOITIONAL FACTORS Qg I rtA 7 8 9 9]NA 7 04J J.RISCHLlttG 7 0 9~1O 7 09 TLCtLIT Y STLTUS POtttf n Lsj~00 o 7 0 9 10 12 13 FOtttl OF ACTIVITY CO@TENT 7 0 9 10 11 PERSONNEL EXPOSURES tiUMBER TYPE OESCRlPTtON

~00 0 T ttA 7 09 11'l2 13 PERSONNEL INJURIES tiUMBEA OESCRIPTtON

[i')~00 0 ttA 7 0 9 11 12 PROBABLE CONSEQUENCES t115j tiA 7 0'9 LOSS OR DAMAGE TO FACILITY T'vpE oEscnpooti tIIsj Z tlA 7 09 10 PUULICITY[lli)t'iA 0 9 MEIHOO OF OISCOVf A V 45 40 NA nn 45 otscovf AY of scn'.ptIQN SURVEILLANCE TESTING LOfnttON OF RELKnSE P>IOIIE{616)4G5 5901(368 UO'u)UU Uo Gt'4t e tt I~a 0 1 SUPPLEt'iEt<T TO REPORTABLE OCCURRENCE RO-50-315/76-4 SUPPLEMENT TO EVENT DESCRIPTION WAS ADJUSTED TO PROVIDE A 189 INCH POUND OPENING TORQUE.DOOR 3-L BOTTOM SILL WAS CLEANED At40 INITIAL OPEttING TORQUE h'AS REMEASURED AT, 287 INCH'POUNDS.