05000368/LER-1980-080, Forwards LER 80-080/03L-0

Forwards LER 80-080/03L-0

ML20002A735
Person / Time
Site:	Arkansas Nuclear
Issue date:	11/14/1980
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20002A736	List: 05000368/LER-1980-080, Forwards LER 80-080/03L-0 05000368/LER-1980-080-03, /03L-0:on 801017,20,21 & 23,CEAC 2 Failed.Caused by Failure of Optical Isolator on First Three Days & Failure of Oxygen Pressure Module Card on Last Day.Optical Isolator & Oxygen Pressure Card Were Replaced
References
2-110-20, NUDOCS 8011210453
Download: ML20002A735 (1)

LER-1980-080, Forwards LER 80-080/03L-0

Event date:
Report date:
3681980080R00 - NRC Website

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!khANSAS POWER & LIGHT COMPANY POST OFFICE BOX 551 LITTLE ROCK. ARKANSAS 72203 (501) 371-4000

... h t M 74 5ERVICES November 14, 1980 aMCit 2-110-20 Mr. K. V. Seyfrit. Director Office of Inspection & Enforcement 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. 80-080/03L-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 f tilure of a Control Element Assembly Calculator during Mode 1 operation.

Very truly yours, b& (.f David C. Trimble Manager, Licensing DCT:GAC:1p Atta ent cc:

Mr. Victor Stello, Jr., Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Comm.

Washington, D.C.

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

Washington, D.C.

20555 8011210

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-.S MEMOEA MlOOLE SOUTH UTIUTIES SYSTEM i