05000346/LER-1978-114, Forwards LER 78-114/03L-1

Forwards LER 78-114/03L-1

ML19256A668
Person / Time
Site:	Davis Besse
Issue date:	12/29/1978
From:	Murray T TOLEDO EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19256A669	List: 05000346/LER-1978-114, Forwards LER 78-114/03L-1 05000346/LER-1978-114-03, /03L-1 on 781110:borated Water Storage Tank Low Level Trip Setpoint Was Out of Tolerance (at 59.25 in H2O) on Safety Features Actuation Sys Channel 2.Caused by Instrument Drift of Bistable
References
L78-957, NUDOCS 7901090178
Download: ML19256A668 (1)

LER-1978-114, Forwards LER 78-114/03L-1

Event date:
Report date:
3461978114R00 - NRC Website

text

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5 E bYS O RI L78-957 December 29, 1978 FILE: RR 2 (NP-33-78-133)

Docket No. 50-346 License No. NPF-3 Mr. Janes G. Keppler Regional Director, Region III Office of Inspection and Enforce ent U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137

Dear Mr. Keppler:

Enclosed are three copies of Licensee Event Report 78-114, which has been revised to indicate the correct cause codes in blocks 12 and 13.

Please replace your previous copies of Licensee Event Report 78-114 with the attached, revised copies.

Yours truly, h

Terry D. Murray Station Superintendent Davis-Besse Nuclear Power Station TDM/JRL/ljk Attachments cc:

Dr. Ernst Volgenau, Director Office of Inspection and Enforcement Enc 1:

30 copies Mr. William G. Mcdonald, Director Office of Management Information and Program Control Encl:

3 copies 79010 Sol 7 g THE TOLEDD ED: SON CCVPANY ED! SON PLAZA 300 MADISCN AVENUE TOLEDO. OHtO 43652