ML19351F521

Forwards LERs 80-104/03L-0,80-106/03L-0,80-107/03L-0, 80-108/03L-0 & 80-109/03L-0

ML19351F521
Person / Time
Site:	Beaver Valley
Issue date:	01/05/1981
From:	Werling J DUQUESNE LIGHT CO.
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19351F522	List: 05000334/LER-1980-104-03, /03L-0:on 801204,F-476 Feed Flow Protection Channel for 1A Steam Generator Failed Surveillance Test. Caused by Bad Clock Board Allowing Loop Voltage Drift on Steam Flow Input.Clock Pulse Adjusted 05000334/LER-1980-106-03, /03L-0:on 801206,inner Door of Containment Air Lock Failed Surveillance Leakage Test Per Tech Spec.Cause Not stated.O-rings Greased & Valves Tightened 05000334/LER-1980-107-03, /03L-0:on 801206,electrolyte for Detectors 101A & 101B Found Not Dripping.Caused by Clogged Wick & Glass Orifice.Wick & Orifice Cleaned & Top Vent Filter Loosened 05000334/LER-1980-108-03, /03L-0:during Maint Surveillance Procedure for Calibr of Hydrogen Analyzer H2-HY-100B,failed Function Circuit Card Found.Caused by Electronic Circuit Card Failure.Function Card Replaced 05000334/LER-1980-109-03, /03L-0:on 801208,axial Flux Difference Increased Above Target Band.Caused by High Initial Second Fuel Cycle 100% Target Flux Value.Target Flux Value Lowered ML19351F521
References
BVPS:JAW:1063, NUDOCS 8101130421
Download: ML19351F521 (2)

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' $2" DUQUESNE LIGHT COMPANY Beavor Valley Power Station Post Office Box 4 Shippingport, PA 15077 January 5, 1981 BVPS: JAW:1063 Beaver Valley Power Station, Unit No.1 Docket No. 50-334, License No. DPR-66 LERs 80-104/03L, 80-106/03L, 80-107/03L, 80-108/03L, 80-109/03L

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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 Valley Technical Specifications, the following L,icensee Event Reports are submitted:

LER 80-104/03L, Technical Specification 3.3.1.1, Reactor Trip System Instrumentation.

LER 80-106/03L, Technical Specification 3.6.1.3, Containment Air Locks.

LER F O-107/03L, Technical Specificar.'on 3.3.3.7, Chlorine Detection System.

LER 80-108/03L, Technical Specification 3.6.4.1, Hydrogen Analyzers.

LER 80-109/03L, Technical Specification 3.2.1, Axial Flux Difference.

Very truly yours, e

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J. A. Werling Superintendent Attachments 993

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l Mr. B. H. Crier January 5, 1981 BVPS: JAW:1063 Page 2 cc: Director Of Management & Program, Analysis United States Nuclear Regulatory Commissi:n Washington, D. C.

20555 D. A. Chaney, BVPS Licensing Project Manager w/

United States Nuclear Ragulatory Commission Washington, D. C.

20555 D. A. Beckman, Nuclear Regulatory Commission, BVPS Site Inspector Nuclear Safety Analysis Center, Palo Alto, California g

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