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 DO TgtgVI 0 E FI I2 70) o FILE NVMOER NR DISTRIBUTION FDR PART 50 DOCI(ET MATERIAL INCIDENT REPORT To: J.G. Keppl er FRDM: Indiana 8 Michigan Power Co. DATE OF DOCUMENT Bridgman, Michigan 6-2-76 R.lJ. Jurgensen DATE RECEIVED 6-10-76 SLETTER NOTOR I Z E D PROP INPUT FORM NUMBER OF COPIES RECEIVED 0ORIGINAI EI V N C LASS I F I E D QCOPV 30 DESCRIPTldN ENCLOSURE Licensee Event Report (%.0. II 76-23) on 5-2-76 Ltr. trans the followihg........ Concerning Various Valves (Isloation) failed to meet acceptable leak rate Specifications......

- Licensee Event Report (R.O. k'6-24) on 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 PLANT NA1IE. Cook b 1 NOTE: IF PERSONNEL EXPOSURE IS INVOLVED..

SEND DIRECTLY TO KREGER/J, COLLINS

- SAFETY FOR ACTION/INFORMATION ENVIRO SAB 6-10-76 BRANCH CHIEF: Kniel W 3 CYS FOR ACTION LIC ~ -ASST: Lee W/ CYS ACRS 'YS ENT TO LA 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 EXTERNAL DISTRIBUTION CONTROL NUMBER LPDR: ~

TIC NSIC 5879"

3 I~

3 ~ 3 I' 3 Ilt II

~egtffatoty QL cd

@Afar o4 INDIANA 8 NICHIGAN I'DN'E IANy DONALD C. COOK NUCL PL@~>'km P.O. Box 458, Bridgmnn,>hi gran 4SLIC 3

ig gog7.92 June 2, 1976 ANION 876~

g~q teton p~g Clerk

<95.  %%%lNtK.'t Hr. J.G. Keppler, Regional Direc a ~jg Office of 'Inspection and Enforcement United States Nuclear Regulatory Commission I.

Region III 799 Roosevelt Road Glen Ellyn, IL 60137 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: (PLEASE PRINT ALL REOUIREO INFORIVIATION) 1 0 LtCENSf f LCT NSE EVENT NAhtf LtCLNSE t6uhtIILA IVPL. TYPE 0 0 0 0: 0 0 0 0 4 1 1 1 1 +0+]

~'9 14 15 5 30 31 32 AFT'OAT AfPOAT CAT EOOAY kuhIOIA fVENT OA'If Aft'CAT OATF

'0 TYPE SOUSE OOCKET

[oagcow T L050 03 15/ 0 5 O 8 Z 6 ~0 7 0 57 59 74 75 EVENT DESCRIPTION Jog WHILE IN t'lODE 5 DURING SURVEILLANCE TESTIttG OF CONTAINMENT ISOLATION VALVES VARIOUS UD AC l P TYP . AK' P 7 0 9 UD toOj R N A P IFICATIOt NA 9 00 LOSS OR DAMAGE TO FACILITY T v PE OESCA:P T TON Z NZ 7 8 9 10 PUULICITY tIA 7 8 9 t'DDITIONAL I'ACTORS pg I ttA 7

7 gH 09 l~ UO JACK RISCHLIttG 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 MCR-905 ECR-15 HSW-415-3 GCR-314 NSW-415-4 NCR-105 WCR-922 NCR-106 WCR-921 NSW-244-2 HSW-417-3 NSW-244-3 VCR-106 NSM-244-4 VCR-206 MCR-958 SI-189 HSW-417-4 N-102 NSM-415-1 SH-1 NSW-415-2

t>>

l,i

CONTROL BLOCK:

~ LICENSEE EVENT REIoORI (PLEASE PAINT ALL AEOUIREO INFORMATION)

LiCKNSTE LtCI ttSE. IVTNT NL'VE LL IttSE tiUMBLR TYPE I v I'E toOjI t1 I D C C 1 0 0 0 0 0 0 4 t i l l ~03

~

)

7 09 14 15 20 Jo 31 32 Afponr ntpont CLTT Gonv OOCKK t t'UMrB'LR f VINT Ontf ntPORT OATK

[oagcour ~L 0 5 0 0 3 1 5 0 5 0 6 7 6 0 6 0 I 7 6 7 0 57 50 59 00 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 UO Qpjn PARAGRAPH 4.6.5.3.1 b3 LllklT OF 195 ItlCkt POUNDS. LOWER INLET DOOR 3-L. INITIAL 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 toOQ bl Llt1IT OF 675 It(CH POUt<DS. DOOR 1-R SPRING TEttSIOt< (SEE SUPPLEtkENT) (RO-50-315/76<i0 7 0 9 Pnnr E SYSTKti CAUSE CCrrtrt 4 O4'I COLrPONINT COOK CODE COVPONENT CODE 'Uf R MLtuUt LOT UrrtR

[nn') ~so F X X X X X X W 1 2 0 7 0 0 10 11 12 17 43 44 CAUSE OESCRIPTION

[oa~j DOOR 1-R Llt>IT WAS EXCEEDED DUE TO SPRING TENSION DRIFT. DOOR 3-L INITIAL OPENING 7 0 9 00 X EEDED L"ItlITS BECAUSE OF AN ICE BUILDUP FROtl CONDENSATION ON THE LOWER SILL.

7 0 9

~1O 7 09 TLCtLITY MEIHOO OF STLTUS POtttf n otiiKA sTntUs OISCOVf A V otscovf AY of scn'.ptIQN

~00 UO'u)

Lsj o NA SURVEILLANCE TESTING 7 0 9 10 12 13 45 40 FOtttl OF ACTIVITY CO@TENT aMourtt of nctiv:tv LOfnttON OF RELKnSE NA 7 0 9 10 11 nn 45 PERSONNEL EXPOSURES tiUMBER TYPE OESCRlPTtON

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

[i')0 9~00 7

0 11 12 ttA UU PROBABLE CONSEQUENCES t115j tiA 7 0'9 Uo LOSS OR DAMAGE TO FACILITY T'vpE oEscnpooti tIIsj Z tlA 7 09 10 PUULICITY

[lli) t'iA 0 9 AOOITIONAL FACTORS rtA Qg I 7 8 9 9] NA 7 04J J. RISCHLlttG P>IOIIE{616)4G5 5901(368 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.