05000254/LER-1979-006, Forwards LER 79-006/03L-0

Forwards LER 79-006/03L-0

ML19270F671
Person / Time
Site:	Quad Cities
Issue date:	02/21/1979
From:	Kalivianakis N COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19270F672	List: 05000254/LER-1979-006, Forwards LER 79-006/03L-0 05000254/LER-1979-006-03, /03L-0 on 790125:during Primary Containment Isolation Valve Closure Timing,Valve AO 1-1601-21 Failed to Close in 10 Seconds.Caused by Improper Adjustment of Valve Speed Control from Operational Wear.Control Was Readjusted
References
NJK-79-79, NUDOCS 7903070353
Download: ML19270F671 (1)

LER-1979-006, Forwards LER 79-006/03L-0

Event date:
Report date:
2541979006R00 - NRC Website

text

Commonwealth Edison Quad Cities Nuclear Power Station 22710 206 Avenue North Cordova, Illinois 61242 Telephone 309/654-2241 flJ K-79-79 February 21, 1979 J. Keppler, Regional Di rector Office of Inspection and Enforcement Region ill U.S. Nuclear Regulatory Commission 799 Rooseve1t Road Glen Ellyn, IL 60137

Reference:

Quad-Ci ties Nuclear Power Station Docket No. 50-254, DPR-29, Unit 1 Appendix A, Sections 3.7 and 6.6.B.2.b Enclosed please find Reportable Occurrence Report No. R0 79-06/03L for Quad-Ci ties Nuclear Power Station.

This report is submitted to you in accordance with the requirements of Technical Specification 6.6.B.2.b., as a condition leading to operation in a degraded mode permitted by a limiting condition for operation.

Very truly yours, COMMONWEALTH EDISON COMPANY QUAD-CITIES NUCLEAR POWER STATION

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1 N.J. Kalivianakis g

Station Superintendent NJK/JCV/cb cc:

R.F. Janecek B 2 61979 7903070353

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