ML19261A829

Forwards LER 78-033/03L-0

ML19261A829
Person / Time
Site:	Quad Cities
Issue date:	01/17/1979
From:	Kalivianakis N COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19261A832	List: 05000254/LER-1978-033, Forwards LER 78-033/03L-0 05000254/LER-1978-033-03, /03L-0 on 781219:during Automatic Isolation of Ventilation Sys,Inlet Isolation Dampers 1-5741 a & B Failed to Close.Pilot Solenoid on Air Operator of Damper Valves Stuck & Failed to Supply Air Signal Needed to Close Valve
References
NJK-79-25, NUDOCS 7902080215
Download: ML19261A829 (1)

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• -. Quad Cities Nuclear Power Station O Commonwealth Ed.

22710 206 Avenue North Cordova, Illinois 61242 Telephone 309/654-2241 NJK-79-25 January 17, 1979 J. Keppler, Regional Di rector Office of Inspection and Enforcement Region 111 U.S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Reference:

Quad-Cities Nuclear Power Station Docket No. 50-254, DPR-29, Unit 1 Appendix A, Sections 3.7.C and 6.6.B.2.d Enclosed please find Reportable Occurrence Report No. R0 78-33/03L 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.d, as an abnormal degradation of a system other than those specified in item B.1.c designed to contain radioactive material resulting from the fission process.

Very truly yours, COMMONWEALTH EDIS0N COMPANY QUAD-CITIES NUCLEA,R POWER STAT,10N

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NJK/JCV/cb cc: R.F. Janecek

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