ML19345B979

Forwards LERs 80-082/03L-0 & 80-083/03L-0

ML19345B979
Person / Time
Site:	Arkansas Nuclear
Issue date:	11/24/1980
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19345B980	List: 05000368/LER-1980-082-03, /03L-0:on 801030,during Mode 1 Operation Plant Computer Failed.Caused by Grounding Problems Due to Voltage Spikes.Welding Grounds Relocated & Computer Returned to Svc ML19345B979
References
2-110-31, NUDOCS 8012030638
Download: ML19345B979 (1)

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[] ARKANSAS POWER & LIGHT COMPANY g

Ej POST OFFICE DOX 551 LITTLE ROCK. ARKANSAS 72203 (5011371-4000

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November 24, 1980 h.7 t '..i c, d N

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2-110:31 Mr. K. V. Seyfrit, Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission 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 Nos.

80-082/03L-0 and 80-083/03L-0 (File: 2-0520)

Gentlemen:

In accordance with Arkansas Nuclear One - Unit 2 Technical Specification 6.9.1.9b, attached are the subject reports concerning the failure of the plant computer (80-082/03L-0) and the inoperability of a Startup (S/U) channel indicator and the "B" steam generator (S/G) level indicator (80-083/03L-0).

Very truly yours,

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• CIA David C. Trimble Manager, Licensing I

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cc: Mr. Norman M. Haller, Director Office of Management & Program Analysis U. S. Nuclear Regulatory Commission

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Washington, D.C.

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Mr. Victor Stello, Jr., Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission Washington, D.C.

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