ML18219C203

LER 1978-022-01T Re Higher Calculated Peak Clad Temperature

ML18219C203
Person / Time
Site:	Cook
Issue date:	04/07/1978
From:	Shaller D Indiana Michigan Power Co
To:	James Keppler NRC/RGN-III
References
LER 1978-022-01T
Download: ML18219C203 (6)

Text

og i1 <9 REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

DIS'IRIBUTION FOR INCOMING MATERIAL 50-315 REC: KEPPLER J G ORG: SHALLER D V DOCDATE: 04l07l78 NRC IN 5 MI PWR DATE RCVD: 04/14/7 DOCTYPE: LETTER NOTARIZED: NO COPIES RECEIVED

SUBJECT:

LTR 1 ENCL FORWARDING LICENSEE EVENT REPT (RO 50-315/78-022/01T-0) ON 03/23/78 CONCERNING WEST1NGHOUSE" S FRENCH LICENSEE FRAMITONE IDENTIFIED A LOGIC INCONSISTENCY IN THE NRC APPROVED APPENDIX K ECCS CALCULATION MODEL WHICH RESULTS IN A HIGHER CALCULATED PEAK CLAD 7~~> +<+ 7

~

<e'LANT NAME: COOK UNIT 1 REVIEWER INITIAL: X JM DISTRIBUTOR INITIAL:

++<~++++<~++++<~<~+~>+ DISTRIBUTION OF THIS MATERIAL IS AS FOLLOWS INC I DEN'1 REPORTS (DISTRIBUTION CODE A002)

FOR ACTION: BR C WENCER~~+W/4 ENCL INTERNAL: REG FILE4~+W/ENCL NRC PDR++W/ENCL I ~g~~ fq , MIPC++W/3 ENCL SCHROEDER/I PPOL I TO++W/ENCL HOUSTON~+W/ENCL NOVAK/CHECK4~+W/ENCL EEB+<W/ENCL KNIGHT+>W/ENCL BUTLER+4W/ENCL HANAUER<r+W/ENCL TEDESC04~<l J/ENCL I

E SENHUT++W/ENCL BAER++W/ENCL SHAO~H~W/ENCL VOLLMER/BUNCHsHsW/ENCL KREGER/ J. COLLINS~~~W/ENCL ROSA++W/ENCL K SEYFR IT/IE4t+W/ENCL EXTERNAL: LPDRiS ST. JOSEPH'I +4~W/ENCL T I C+4~W/ENCL NS I C4l +W/ENCL ACRS CAT B4F4W/16 ENCL 4

COPIES NOT SUB)lITTED PER REGULATORY GUIDE 10.1 DISTRIBUT10N: LTR 45 ENCL 45 CONTROL NBR: 781030110 SIZE: 1P+ 1 P sksHHF+>%4HE+%%%%48+~k+%48%4Hi 4 4M %%4HFSf %%+4/ THE END

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4'O W morloon INDIANA& MICHIGANPOWER COMPANY DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 49106 April 7, 1978 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 the Appendix A Technical Specifications, the following report is submitted:

RO 78-022/01T-O.

Sincerely, D.V. Shaller Plant Manager=

/bab cc: J.E. Dolan R.W. Jurgensen R.F. Kroeger R. Kilburn R.J. Vollen BPI K.R. Baker RO:III R.C. Callen MPSC P.W. Steketee, Esq.

R. Walsh, Esq.

G. Charnoff, Esq. p,pp ],0 1978 G. Olson J.M. Hennigan PNSRC J.F. Stietzel Dir., IE (40 copies)

Dir., MIPC (4 copies)

1

'I

NRC FORM 366 U. S. NUCLEAR REGULATORY COMMISSION

{7.77)

LICENSEE EVENT REPORT CONTROL BLOCK: Q1 tPLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

I 6

~O M I 0 C C 1Q20 14 15 0 0 0 0 0 0 LICENSE NUMBER 0 0 0 0 25 Q3 26 4 1 1 1 LICENSE TYPE 1

30 QE~QE 57 CAT 58 7 8 9 LICENSEE CODE CON'T

~97 LXJQB 0 5I' 0 0 3 1 5 Q 3 2 3 7 8 QB 4 QB soURGE 74 75 REPORT DATE 80 7 8 60 61 DOCKET NUMBER 68 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10

~O This re ort is also a licable to th

~O3 No. 050-316. On March 23, 1978 f. Morris of Westin house notified the D.. Coo Plant of the fol1owin occurrence. farl in March Westin house'

~OS Framitone, identified a lo ic inconsistenc in the NRC a roved A endix K fCCS

~OB Calculational Model which results in a hi er al u

~O7

~OB 80 7 8 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE

~OB ~SF Q11 0 Q12 ~AQ73 Z Z Z Z Z Z Q4 ~ZQEE 19

~Z 20 Q18 7 8 9 10 11 12 13 18 SEQUENTIAL OCCURRENCE REPORT REVISION Q17 LFR/RO 887087 ACTION FUTURE EVENT YEAR

~ZB 21 22 EFFECT

~

23 SHUTDOWN

~02 24 REPORT NO.

2 26

~W 27

~01 28 ATTACHMENT CODE 29 NPRDR TYPE

~T 30 PRIME COMP.

31 NO.

32 0

COMPONENT TAKEN ACTION

~XQ78 ~ZQ18 33 34 ON PLANT

~ZQ29 35 METHOD

~ZQ27 36 37 HOURS Q22 40

~

SUBMITTED 41 Q23 FORM SUB.

LJLIQ24 42 SUPPLIER LJLIQ28 43 W

44 MANUFACTURER 1 2 0 47 Q28 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 o Refer to Mr. G.P. Malone 's letter to Mr.

letter details the problem and interim corrective actions.

3 4

7 8 9 80

~ ~i~ Q FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION Q32 6 Q26 Q29 ~Q31 7 8 9 10 12 13 44 45 46 80 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY Q LOCATION OF RELEASE Q

~16 7 8 9 Z

'0 Q33 Z Q34 PERSONNEL EXPOSURES NUMBER 11 TYPE DESCRIPTION Q39 44 45 80

~l7 ~00 8 0 Q37 ~ZQ38 13 N/A 80 7 9 11 12 PERSONNEL INJURIES NUMBER OESCRIPTIONQ41 8 ~00 0 QEo N/A 80 7 6 9 11 12 LOSS OF OR DAMAGE,TO FACILITY

'0 TYPE DESCRIPTION Q43 B Z Q42 N/A 7 8 9 80 PUBLICITY NRC USE ONLY ISSUED DESCRIPTION ~~

ZZ 7 8 LzJQ4 9 10 68 69 80 a

8 NAME OF PREPARER J.F. Stietzel/J. L Rischling (616) 465-5901 0 L

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