ML19296B783

Forwards LERs 80-001/03L-0 & 80-002/03L-0

ML19296B783
Person / Time
Site:	Arkansas Nuclear
Issue date:	02/13/1980
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit M NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19296B784	List: 05000313/LER-1980-001-03, /03L-0:on 800114,while Performing Surveillance Test,Hydrogen Purge Supply Isolation Valve CV-7444 Failed to Close.Caused by Oxidation on Torque Switch Contacts, Resulting in High Resistance to Closure.Contacts Cleaned 05000313/LER-1980-002-03, /03L-0:on 800114,while Performing Surveillance Test,Hydrogen Purge Supply Isolation Valve CV-7448 Failed to Close.Caused by Oxidation on Torque Switch Contacts.Contacts Cleaned ML19296B783
References
1-020-10, 1-20-10, NUDOCS 8002210499
Download: ML19296B783 (1)

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ARKANSAS POWER & LIGHT COMPANY POST OFFICE BOX 551 LITTLE ROCK. ARKANSAS 72203 [501) 371-4000 February 13, 1980 1-020-10 Mr. K. V. Seyfrit, Director Office of Inspection & Enforcement Region IV U. S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011

Subject:

Arkansas Nuclear One-Unit 1 Docket No. 50-313 License No. DPR-51 Licensee Event Report Nos.

80-001/03L-0 and 80-002/03L-0 (Fila: 0520)

Gentlemen:

In accordance with Arkansas Nuclear One-Unit 1 Technical Specification 6.12.3.2.d, attached are the subject reports concerning the failure to cle',e of a hydrogen purge supply isolation valve (80-001/03L-0), and the failure to close of a hydrogen purge exhaust isolation valve (80-002/03L-0).

Very truly yours, Y0 David C. Trimble DCT: MAS:sh Attachments cc: Mr. Victor Stello, Jr., Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Mr. W. D. Johnson U. S. Nuclear Regulatory Commission P. O. Box 2090 Russellville, Arkansas 72601 Nr. Norman M. Haller, Director Office of Management & Program Analysis U. S. Nuclear Regulatory Commission Washington, D. C. 20555 O

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