ML20136E619

Forwards LERs 85-052-00 & 85-053-00

ML20136E619
Person / Time
Site:	Cook
Issue date:	11/11/1985
From:	Will Smith INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF ADMINISTRATION (ADM)
Shared Package
ML20136E625	List: 05000315/LER-1985-052, :on 851012,failure of Critical Control Room Power Inverter Resulted in Momentary Loss of 120-volt Regulated Control Room Power.Caused by Shorted Diode & Capacitor & Blown Fuses.Components Replaced 05000315/LER-1985-053, :on 851011,determined That in Event of Actuation of CO2 Suppression Sys Protecting Fire Zones 41 or 45,fire Dampers Not Designed to Close Allowing Gas to Flow Out of Zone.Openings Closed Permanently ML20136E619
References
NUDOCS 8511210537
Download: ML20136E619 (1)

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~~" INDI NA & MICHIGAN ELECTRIC COMPANY DONALD C. COOK NUCLEAR PflNT P.O. Box 458, Bridgman, Michigan 49106 (616) 465-5901 November 11, 1985 United States Nuclear Regulatory Commission Document Control Desk Washington, D.C.

20555 Operating License DPR-58 Docket No. 50-315 Document Control Manager:

In accordance with the criteria established by 10CFR50.73 entitled Licensee Event Reporting System, the following report /s are being submitted:

RO 85-052-0 RO 85-053-0 Sincerely,

/&u Q W.G.

Smith, Jr.

Plant Manager

/cbm Attachment cc:

John E.

Dolan J.G.

Keppler, RO:III M.P.

Alexich R.F.

Kroeger H.B.

Brugger R.W.

Jurgensen NRC Resident Inspector R.C. Callen, MPSC G. Charnoff, Esq.

D. Hahn INPO PNSRC J.F.

Stietzel A.A.

Blind Dottie Sherman, ANI Library 8511210537 851111 I l PDR ADOCK 05000315 S

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