05000368/LER-1981-005, Forwards LER 81-005/03L-0

Forwards LER 81-005/03L-0

ML20008E926
Person / Time
Site:	Arkansas Nuclear
Issue date:	03/03/1980
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20008E927	List: 05000368/LER-1981-005, Forwards LER 81-005/03L-0 05000368/LER-1981-005-03, /03L-0:on 810204,core Operating Limit Supervisory Sys Rendered Inoperable.Caused by Computer Failure.Software Reloaded & Computer Restarted.Backup Computer Will Be Installed
References
2R-0381-01, 2R-381-1, 810303-01, 810303-1, NUDOCS 8103100511
Download: ML20008E926 (1)

LER-1981-005, Forwards LER 81-005/03L-0

Event date:
Report date:
3681981005R00 - NRC Website

text

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ARK ANSAS POWER S UGHT COMPANY POST Of FICE BOX 651 UTTLE HOCK. ARKANSAS 72203 (b01)3714000 March 3, 1981 g.

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Mr. K. V. Seyfrit, Director 4

Office of Inspection & Enforcement Q. 1 r i/

U. S. Nuclear Regulatory Comm.

Region IV 611 Ryan Plaza Drive Suite 1000 Arlington, Texas 76011 SUBJECT: Arkansas Nuclear One - Unit 2 Docket No. 50-368 License No. NPF-6 Licensee Event Report No. 81-005/03L-0 (File: 2-0520)

Gentlemen:

In accordance with Arkansas Nuclear One - Unit 2 Technical Specification 6.9.1.9.b, attached is the subject report concerning the failure of the plant computer rendering the Core Operating Limit Supervisory System (COLSS) inoperable during Mode 1 operation.

Very truly yours, blurt 2l#.

David C. Trimble Manager, Licensing DCT:GAC:1p

'!\\ 3 Attachment cc: Mr. Victor Stello, Jr., Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Comm.

Washington, D.C.

20555 Mr. Norman M. Haller, Director Office of Management and Program Analysis U. S. Nuclear Regulatory Comm.

Washington, D.C.

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