ML18219C353

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

ML18219C353
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: ML18219C353 (8)

Text

INDIANA& NICHIGANPDNEB CONPANY DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 49106 June 2, 1976 Mr. J.G. Keppler, Regional Director Office of Inspection and Enforcement United States Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 Operating License DPR-58 Docket No. 50-315

Dear Mr. 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:

RO-50-315/76-23 RO-50-315/76-24 Sincerely, t

R.W. J ge en Plant an er

/bab cc: R.S. Hunter J.E. Dolan

,G.E. Lien R. Kilburn R.J. Vollen BPI R.C. Callen MPSC K.R. Baker RO:III P.W. Steketee., Esq.

R.'Walsh, Esq.

G. Charnoff,,Esq.

G. Olson J.M. Hennigan PNSRC RES. Keith Dir., IE (30 copies)

Dir., MIPC (3 copies)

7r I ICENBEE EVENT RE9ORT CONTROL BLOCK: t'PLEASE PRINT ALI. REQUIRED INFORMATION) 1 LICENSEE LICENSE EVENT NAME LICENSE NUMBEA TYPE TYPE M I C C 1 0 0 0 0 0 0 0 0 4 1 1 1 1 L0GG3~I

~

7 89 14 15 25 26 30 31 32 REPORT. AEPOAT CATEGORY TYPE SOURCE DOCKET NUMBEA EVENT DATE REPORT DATE 0

.~o~ coNv 7 8 57'8 L 59

~L 60 '1 0 5 0 3 1 5 68 69 0 5 0 2 7 6 74 0

75 80 EVENT DESCRIPTION

@~2 WHILE. IN NODE 5 DURING SURVEILLANCE TESTING OF CONTAINMENT ISOLATION VALVES VARIOUS 7 8 9 80 ILED TO EET P B E TYPE B LEAK'ATE SPE I 7 89 I 80 t004j RE I E EC L SPECIFICATIONS PARAGRAPH 3.6.1.2.b.

7 8 9 80 Jog 7 8 9 80 (RO-50-31 5/76- 23)

Jog 7 8 9 PAME 80 SYSTEM CAUSE COMPONENT COMPONENT COOE, CODE COMPONENT CODE SUPPUEA MANUFACTUREA VOLATION

~S.D E V" A L V E X 0 7 8 9 10 11 12 17 43 -

44 47 48 CAUSE DESCRIPTION Q~B EXCESSIVE LEAKAGE DUE TO DEPOSIT BUILDUP ON VALVE SEATS AND WEAR BY VALVE OPERA I N 7 8 9 80 Qo9 ALL VALVES WITH EXCESSIVE LEAK RATES WERE REPAIRED AND RETESTED', TOTAL LEAKAGE WAS 7 8 9 80 Qg WITHIN SPECI FI CATION.

7 89 METHOD OF 80 FACIUTY STATUS POWER OTHER STATUS OSCOVEAY DISCOVERY DESCRIPTION 7 8 9

~G FORM OF 10~00 0 12 13 NA 44 45 . 46 SURVEILLANCE TESTING 80 ACTIVITY COATENT RELEASEO Of RELEASE ~,, AMOUNT OF ACTIVITY LOCATION OF RELEASE Q1g -, ~Z Z NA NA

~ 7 8 9 "

10 11 44 45 80 PERSONNEL EXPOSURES 7

EH3 89 Lab~ 11 LZJ 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION

~~

~ ~oo o 7 89 11 12 80 PROBABEE CONSEQUENCES

-Qg NA 7 89 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION t116t ~Z NZ 7 89 10 80 PUBLICITY NA 7 89 80 ADDITIONAL FACTORS Jig . NA

'80 7 89 7 89 , 80 JACK RISCHLING PHPNEI 616 465-'5901 368)

GFO 88I 667

SUPPLEMENT TO REPORTABLE OCCURRENCE RO-50-315 76- 23 SUPPLEMENT TO EVENT DESCRIPTION THE FOLLOWING VALVES WERE FOUND TO HAVE EXCESSIVE LEAKAGE:

DCR-621 WCR-905 ECR-15 NSW-415-3 GCR-314 NSW-415-4 NCR-105 WCR-922 NCR-106 WCR-921 NSW-244-2 NSW-417-3 NSW-244-3 VCR-106 NSW-244-4 VCR-206 WCR-958 SI-189 NSW-417-4 N-102 NSW-415-1 SM-1 NSW-415-2

CONTRDL BLOCK:

y LICENSEE EVENT REPORTS (PLEASE PRINT ALL REOUIRED INFORIVIATIONg 1

LICENSEE LICENSE EVENT NAME LICEN S E NUMBE TYPE TYPE joO~I N I D C C 1 0 0 0 0 0 0 R

0 4 1 1 1 1

~

7 89 14 15 25 26 30 31 32 REPORT. REPORT CATEGORY TYPE'OURCE DOCKET NUMBER EVENT DATE REPORT DATE

~os coN'T I. ~L 0 5 0 0 3,1 5 0 5 0 6 7 6 0 60 1 7 6 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION I

Qom 7 8 9 7

Qp43 7

89 8 9 WHILE LOWER PARAGRAPH IN INLET MODE DOOR 4.6.5.3.1 5, DURING ICE CONDENSER INLET DOOR OPENING TORQUE SURVEILLANCE TESTING, 1-R OPENING TORQUE WAS FOUND b3 LIMIT OF 195 INCH POUNDS.

IN EXCESS LOWER OF TECHNICAL INLET DOOR SPECIFICATION 3-L INITIAL 80 80 80 toOI 0PENING TOR UE wAs F0UND TO BE IN ExcEss 0F TEGHNIGAL sPEGIFIGATI0N PARAGRAPH 4.6.5.3.1

'ol89 7

7 8 9 b1 LIMIT OF 675 INCH POUNDS. DOOR 1-R SPRING TENSION (SEE SUPPLEMENT) (RO-50-315/7644 PRME 80 SYSTEM CAUSE COMPONENT COMPONENT CODE CODE COMPONENT CODE 'UPPUER MANUFACTURER Ion~] ~SB F X X X X X X N W 1 2" 0 7 8 9 10 'l1 12 17 ~

43 44 47 48 CAUSE DESCRIPTION

[Gag DOOR 1-R LIMIT WAS EXCEEDED DUE TO SPRING TENSION DRIFT. DOOR 3-L INITIAL OPENING 7 8 9 80 Qol E EEDED LIMITS BECAUSE OF AN ICE BUILDUP FROM CONDENSATION ON THE LOWER SILL.

7 8 9

~o 7 89 FACIUTY METHOD OF 80 STATUS POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION 7

EH 8 9 0

~00 10 0

12 13 NA 44 B

45 46 SURVEILLANCE TESTING 80 FORM OF ACTMTY COATENT

'0 RELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE Q~g ~Z Z NA NA 7' 9 11 44 45 80 PERSONNEI EXPOSURES 7 89 11 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION 7

~i~

89,'1

~00 0 12 NA 80 PROBABLE CONSEQUENCES NA

'~g 7 89 80 LOSS OR DAMAGE TD FACILITY TYPE DESCRIPTION Q~g Z NA 7 89 10 80 PUBLICITY

~17 NA 7 89 80 ADDITIONAL FACTORS Q~g NA 7 89 80 Qqg NA 7 89 80 NAME J. RISCHLING {616)465-5901(368)

GPG SS'I ~ 667

SUPPLEMENT TO REPORTABLE OCCURRENCE'RO"50"315/76" 24 SUPPLEMENT TO EVENT DESCRIPTION WAS ADJUSTED TO PROVIDE A 189 INCH POUND OPENING TORQUE. DOOR 3-L BOTTOM SILL WAS CLEANED AND INITIAL OPENING TORQUE WAS REMEASURED AT 287 INCH POUNDS.

~ ~ ~

I

'L