05000334/LER-1981-049, Forwards LER 81-049/03L-0

Forwards LER 81-049/03L-0

ML20004F690
Person / Time
Site:	Beaver Valley
Issue date:	06/06/1981
From:	Werling J DUQUESNE LIGHT CO.
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20004F691	List: 05000334/LER-1981-049, Forwards LER 81-049/03L-0 05000334/LER-1981-049-03, /03L-0:on 810508,main Steam Trip Valve TV-MS-101B Would Not Stroke in Required Time Envelope on Steam Line Isolation.Caused by Solenoid Orifices Being Coated W/Dust & Residue,Restricting Air Flow When Venting Air Pistons
References
BVPS:JAW:1201, NUDOCS 8106220183
Download: ML20004F690 (2)

LER-1981-049, Forwards LER 81-049/03L-0

Event date:
Report date:
3341981049R00 - NRC Website

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Ih DUQUESNE' LIGHT COMPANY e-g JU.': 191981 * ~'

Beaver valley Power Station wsinmau M,ll Post Office Box 4

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Shippingport, PA 15077

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June 6, 1981 43 N

BVPS: JAW:1201 Beaver Valley Power Station, Unit No. 1 Docket No. 50-334, License No. DPR-66 LER 81-049/03L Mr. B. H. Grier, Director United States Nuclear Regulatory Commiscion Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

In accordance with Appendix A, Beaver Valley Technical Specifications, the following. Licensee Event Report is submitted:

LER 81-049/03L, Technical Specifications 3.6.3.1 and 3.7.1.5, Main Steam Isolation Valves.

Very truly yours, b

g J. A. Werling Superintendent Attachment ggp 8m noas 5/ f s

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J-Mr. B. H. Grier June 6,1981_

BVPS: JAW:1201

.Page 2

- cc:. Director Of-Management & Program Analysis.

United States Nuclear Regulatory Commission Washington, D. C. '20555

~ Director,-Office of Inspection and Enforcement Headquarters v/ ~

United States Nuclear Regulatory Commission Washington-D. C.

20555 4

D.'A. Chaney, BVPS Licensing Project Manager United States Nuclear Regulatory Commission Washington, D. C.

- 20555 D. 'A. Beckman, Nuclear Regulatory Commission, 3VPS Site Inspector Mr. Alex Timme, CAPC0 Nuclear Projects Coordinator, Toledo Edison Nuclear Safety Analysis Center, Palo Alto, California G. E. Muckle, Factory Mutual Engineering, Pittsburgh R. C. Wittschen, ' Stone & Webster / Boston 4

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