ML20078B935

Forwards LERs 83-081/03L-0,83-082/03L-0 & 83-083/03L-0

ML20078B935
Person / Time
Site:	Cook
Issue date:	09/20/1983
From:	Will Smith INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20078B939	List: 05000316/LER-1983-081-03, /03L-0:on 830822 & 25,during Normal Operation, Reactor Trips Resulted from Failures of 120-volt Ac Vital Bus Inverter (Crid Ii).Caused by Operating Temps in Crid Being Above Design Temps.Forced Air Cooling Installed 05000316/LER-1983-082-03, /03L-0:on 830826,during startup,body-to-bonnet Leak Reported on East Containment Spray HX Inlet Valve 2-CTS-121E.Cause Undetermined.East Train Removed from Svc to Repair Leak.Bonnet Gasket Replaced 05000316/LER-1983-083-03, /03L-0:on 830823,during Ice Condenser Lower Inlet Door Surveillance Test,Five Doors Exceeded Max Initial Opening Force Specs.Caused by Obstructions & Debris on Seals & Seating Surfaces.Procedure to Check Doors Modified ML20078B935
References
NUDOCS 8309270329
Download: ML20078B935 (1)

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INDIANA & MICHIGAN ELECTRIC COMPANY na,,,,

DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 49106 (616) 465-5901 September 20, 1983 Mr. J.G. Keppler, Regional Mministrator United States M1 clear Regulatory Cbmmission Region III 799 lbosevelt Road Glen Ellyn, IL 60137 Operating Licenm DPR-74 Docket 2. 50-316

Dear Mr. Keppler:

Pursuant to the requirements of the Appendix A 'Ibchnical Specifications, the following reports are subnitted:

RO 83-081/03L-0 RO 83-082/03L-0 RO 83-083/03L-0 Sincerely, I

Smith Plant Manager

/chn l

cc:

J.E. Dolan M.P. Alexich R.F. Kroeger r

H. Brugger E. Swanson/N. DuBry RO:III R.C. Callen MPSC G. Charnoff, Esq.

J.M. Hennigan-l R.O. Bruggee INPO l

PERC l

J.F. Stietzel E.L. 'Ibwnley

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Dir., IE (30 copies)

Dir., MIPC (3 copies) 0309270529 eao920 SEE 231 h

PDR ADOCK 05000316 l

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