ML17335A490

Forwards LER 98-052-01,re Potential Failure Mode for Air Operated Components Not Considered in Original Design. Interim LER Has Been Updated to Include Two Addl Instances of Same Failure Mode

ML17335A490
Person / Time
Site:	Cook
Issue date:	01/18/1999
From:	Sampson J INDIANA MICHIGAN POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17335A491	List: ML17335A490 ML17335A492
References
NUDOCS 9901260344
Download: ML17335A490 (4)

Text

~ CATEGORY 1 ~

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RZDS)

ACCESSION NBR:9901260344 DOC.DATE: 99/Ol/18 NOTARIZED: NO DOCKET FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M 05000315 AUTH. NAME. AUTHOR AFFILIATION SAMPSON,J.R. Indiana Michigan Power Co. (formerly Indiana & Michigan Ele RECIP . NAME RECIPIENT AFFILIATION Records Management Branch (Document Control Desk)

SUBJECT:

Forwards LER 98-052-01,re potential failure mode for air operated components not considered in original design.

Interim LER has been updated to include two addi instances of same failure mode.

DISTRIBUTION CODE: IE22T COPIES RECEIVED:LTR ENCL SIZE:

TITLE: 50.73/50.9 Licensee Event Report (LER), Incident Rpt, etc.

E NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD3-3 PD 1 1 STANG, J 1 1 INTERNAL: AEODJ PD RAB 2 2 AEOD/S PD/RRAB 1 1 L C 1 1 NRR/DE/ECGB 1 1 NRR/DE/EELB 1 1 NRR/DE/EMEB 1 1 NRR/DRCH/HZCB 1 1 NRR/DRCH/HOHB 1 1 NRR/DRCH/HQMB 1 1 NRR/DRPM/PECB 1 1 NRR/DSSA/SPLB 1 1 RES/DET/EIB 1 1 RGN3 FILE 01 1 1 EXTERNAL: L ST LOBBY WARD 1 1 LITCO BRYCE,J H 1 1 NOAC POORE,W. 1 1 NOAC QUEENER,DS 1 1 NRC PDR 1 1 NUDOCS FULL TXT 1 1 NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE NASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS

,.R R" DUCE THE %3NBER OF COPIES RECEIVED BY YOU O. YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL 5,(~ ~ ~ << i ~

FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 22 ENCL 22

/i Indiana Michigan Power Company Cook Nudear PLn One Cook fthm Bridge MI 49106 Z

616 466 6901 INDIANA NICHlOiAN POWER January 18, 1999 United States Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Operating License DPR-58 Docket No. 50-315

'Document Control Manager:

r In accordance with the criteria established by 10 CFR 50.73 entitled Licensee Event LER 315/98-052-01, Potential Failure Mode for Air Operated Components Not Considered in Original Design".

This interim LER has been updated to include two additional instances of the same failure mode. As a result, the title of the LER has been changed to reflect that the potential failure mode is not confined to the Auxiliary Feedwater System. The change to the title and all changes to the text have been marked with sidebars.

J. R. Sampson Site Vice President

/mbd Attachment J. L. Caldwell (Acting), Region III R. P. Powers P. A. Barrett J. B. Kingseed R. Whale D. Hahn Records Center, INPO NRC Resident Inspector 9901,260344 9901%8 PDR ADQCI4'50003i5 S PDR