05000316/LER-2078-048-03, Submit Licensee Event Report No. RO 78-048/03L-0

Submit Licensee Event Report No. RO 78-048/03L-0

ML18219E155
Person / Time
Site:	Cook
Issue date:	09/08/1978
From:	Shaller D American Electrtic Power System, Indiana Michigan Power Co, (Formerly Indiana & Michigan Power Co)
To:	James Keppler NRC/RGN-III
References
LER 1978-048-03L
Download: ML18219E155 (4)

LER-2078-048, Submit Licensee Event Report No. RO 78-048/03L-0

Event date:
Report date:
3162078048R03 - NRC Website

text

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/4C'NFORMATION DISTRIBUTION SYSTEM (RIDS)

INCOMING MATERIAL 50-315

, ORG:

SHALLER D V IN 5 MI PWR REGULATORY DISTRIBUTION FOR REC:

KEPPLER J G

NRC DOCTYPE:

LETTER I

DOCDATE: 09/08f78 DATE RCVD: 09/13/78 NOTARIZED:

NO COPIES RECEIVED

SUBJECT:

LTR 1

ENCL 1

FORWARDING LICENSEE EVENT REPT (RO 50-315/78-048)

ON 08/10/78 CONCERNING DURING NORMAL PLANT OPERATION AFTER A CONTROL ROD MOVEMENT OF FIVE STEPS THE APDMS FAILED TO PERFORM THE SCANS TO DETERMINE F(Z)

AS REQUIRED BY TECH SPEC

4. 2. b. i.

PLANT NAME: COOK UNIT 1

REVIEWER INITIAL:

XJM DISTRIBUTOR IWITIRC:PPQ DISTRIBUTION OF THIS MATERIAL IS AS FOLLOWS NOTES:

I 8( E 3 CYS ALL MATERIAL INCIDENT REPORTS (DISTRIBUTION CODE A002)

FOR ACTION:

BR CHIEF A

1 BC>>W/4 ENCL INTERNAL:

EXTERNAL:

A I

h E<<W/2 ENCL I

8c C SYSTEMS BR<<W/ENCL NOVAK/CHECK<<W/ENCL AD FOR ENG<<W/ENCL HANAUER<<W/ENCL AD FOR SYS 8< PROJ<<W/ENCL ENGINEERING BR<<W/ENCL KREGER/J.

COLLINS<<W/ENCL K SEYFRIT/IE<<W/ENCL LPDR S ST.

JOSEPH MI+>W/ENCL NSIC<<W/ENCL ACRS CAT B<<W/lb ENCL NRC PDR<<W/ENCL MIPC<<W/3 ENCL EMERGENCY PLAN BR<<W/ENCL EEB<<W/ENCL PLANT SYSTEMS BR<<W/ENCL AD FOR PLANT SYSTEMS<<W/ENCL REACTOR SAFETY BR<<W/ENCL VOLLMER/BUNCH<<W/ENCL POWER SYS BR~~W/ENCL DISTRIBUTION:

LTR 44 ENCL 44 SI ZE:

iP+iP CONTROL NBR:

782020 51 THE END

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PMIIuIlwHN(8 ElLf I',IIP(

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~o.'merhen Gy r m IIINLRIV~HLCHCGANHJljRBu'OWP~

DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 49106 September 8,

1978 Hr. J.G.

Keppler, Regional Director Office of Inspection and Enforcement United States Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 as ( )

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Dear Hr. Keppler:

Operating License DPR-58 Docket No. 50-315 Pursuant to the requirements of the Appendix A Technical Specifications the following report is submitted:

RO 78-048/03L-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 HPSC P.W. Steketee, Esq.

R. Walsh, Esq.

G. Charnoff, Esq.

G.

Olson J.H.

Henni gan PNSRC J. F. Stietzel R.S. Keith T.P.

Bei lman/J.L; Rischling Dir., IE (30 copies)

Dir., MIPC (3 copies)

,73202OOSC Y,(,

J Iills -rlJVSSV1 4CV

,I7.77)

LICENSEE EVENT REPORT CONTROL BLOCK:

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DURING NORMAL PLANT OPERATION AFTER A CONTROL ROD MOVEMEiVT OF FIVE STEPS THE APOMS FAILED TO PERFORM THE SCANS TO DETERMINE F(7) hS REQUIRED BY t

T S 4 2 6 1

ATTEMPTS TO INITIATE THE APOMS SCANS WERE UNSUCCESSFUL THE REQUIRED SCANS WERE PERFORMED 22 MIN. AFTER THE REQUIRED 30 MIN SCAN B

USING THE INCORE DETECTORS SUBSEQUENT SCANS WERE PERFORMED AS REQUIRED ~

THERE ARE NO PROBABLE CONSEQUENCES.

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SUPPLIER

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(616) 465-5901