05000346/LER-1979-070, Forwards LER 79-070/03L-0

Forwards LER 79-070/03L-0

ML19242B086
Person / Time
Site:	Davis Besse
Issue date:	08/01/1979
From:	Murray T TOLEDO EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML19242B087	List: 05000346/LER-1979-070, Forwards LER 79-070/03L-0 05000346/LER-1979-070-03, /03L-0 on 790705:1/2 Trip Occurred on Channels 1 & 3 of Steam & Feedwater Rupture Control Sys. Caused by Failure of +24 Volt Dc Power Supply PS02 in Steam Generator Level Instrumentation Cabinet Channel 1
References
NUDOCS 7908070491
Download: ML19242B086 (1)

LER-1979-070, Forwards LER 79-070/03L-0

Event date:
Report date:
3461979070R00 - NRC Website

text

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j TOLEDO era ED! SON August 1, 1979 L79-604 FILE:

RR 2 (NF-33-79-7 9)

Docket No. 50-346 License No. NPF-3 Mr. Janes G. Keppler Regional Directer, Region III I

Office of Inspection and Enforcement U. S. Nuc1 car Regulatory Conmission 799 Roosevelt Road I

Glen Ellyn, Illinois 60137

Dear Mr. Keppler:

Reportable Occurrence 79-070 Davis-Besse Nuclear Power Station Unit 1 Date of Occurrence:

July 5, 1979 1:nclosed are three copies of Licensee Event Report 79-070 with a supplemental information sheet which is being submitted ', accordance with Technical Speci-i fication 6.9 to

• 3e 30 day written notification of the subject occurrence.

Yours truly, l

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i hq<[].N'?M W /h$

l Terry D. Murray i

Stat ion Superintendent l

Davis-Besse Nuclear Power Station TDM/SNB/1jk Enclosure

.b cc:

Dr. Ercst Volgenau, Director Of fice of Inspection and Enforcerent Encl:

30 copies LER 79-070 Mr. William G. Mcdonald, Director Office of Management Information and Program Control Enc 1:

3 copics LER 79-070 O

A.s b8 l I

k THE TOLEDO FDISCN CO'/PANY EDISON PLAZA 300 MADISDN AVENUE TOLEDO. OH'O 43G52-7908 07 0W/