ML19208D502

Forwards LERs 79-027/03L-0,79-030/03L-0,79-033/03L-0 & 79-035/03L-0

ML19208D502
Person / Time
Site:	Beaver Valley
Issue date:	09/21/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19208D503	List: 05000334/LER-1979-030-03, /03L-0:on 790823,containment Air Lock Surveillance Test Not Performed as Required.Caused by Failure of Operations Personnel to Perform Surveillance Test.Operating Supervisors Instructed to Be More Aware 05000334/LER-1979-033-03, /03L-0:on 790824,nuclear Instrumentation Sys Power Range Low Power Trip Logic Inoperable.Caused by Faulty Logic Board for Low Power Trip.Logic Board Replaced & Surveillance Test Completed Satisfactorily 05000334/LER-1979-035-03, /03L-0:on 790430,during 18-month Surveillance testing,23 Snubbers Had lock-up or Bleed Rate Values Outside of Acceptance Criteria.Caused by Air in Cylinder,Wear Ring Problems & Handling Damage.Snubbers Rebuilt ML19208D502
References
BVPS:JAW:721, NUDOCS 7909280500
Download: ML19208D502 (1)

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DUQUESNE LICHT COMPANY Beaver Valley Power Station Post Office Box 4 Shippingport, PA 15077 September 21, 1979 BVPS: JAW: 721 Beaver Valley Power Station, Unit No. 1 Docket No. 50-334, License No. DPR-66 LERs 79-27/03L, 79-30/03L, 79-33/03L, 79-35/03L Mr. B. H. Grier, Director of Regulation United States Nuclear Regulatory Commission.

Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

In accordance with Appendix A, Beaver Vallcy Technical Specifications, the following Licensee Event Reports are submitted:

LER 79-27/03L, Technical Specification 3.7.7.1, Control room air conditioning system seismic support removed.

LER 79-30/03L, Technical Specification 6.9.1.9.c, missed surveillance test.

LER 79-33/03L, Technical Specification 6.9.1.9.b, NIS Power Range low setpoint trip logic failure.

LER 79-35/03L, Technical Specification 4.7.8.12.3, Inoperable hydraulic snubbers.

Very truly yours,fMlLa [4J.A.Werling Superintendent Attachments Y 1035 049 btt\\ 7 9 09 2,80 WO

mt Mr. P,. 11. Crier September 21, 1979 BVPS: JAW: 721 Page 2 cc: Director Of Management & Program Analysis.#' United States Nuclear Regulatory Commission Washington, D. C. 20555 D. L. Wigginton, BVPS Licensing Project Manager United States Nuclear Regulatory Commission Washington, D. C. 20555 D. A. Beckman, Nuclear Regulatory Commission, King of Prussia, PA G. A. Olson, Secretary, Prime Movers Committee - EEI 10350[@ .}}