05000331/LER-1981-023, Forwards LER 81-023/03L-0

Forwards LER 81-023/03L-0

ML20009C011
Person / Time
Site:	Duane Arnold
Issue date:	07/09/1981
From:	Mineck D IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20009C012	List: 05000331/LER-1981-023, Forwards LER 81-023/03L-0 05000331/LER-1981-023-03, /03L-0:on 810611,during Surveillance Testing, Reactor Core Isolation Cooling Steam Line High Flow Pressure Differential Switch Pdis 2442,tripped at 100 Inches of Water.Caused by Instrument Drift.Switch Recalibr
References
DAEC-81-378, NUDOCS 8107200166
Download: ML20009C011 (1)

LER-1981-023, Forwards LER 81-023/03L-0

Event date:
Report date:
3311981023R00 - NRC Website

text

D)//$ll5/0

\\ o),

Iowa Electric Light and Ibwer Company i O, 7 July 9, 1981 1

DAEC-81-378 N,p 9-

'1 7

h lf, c,,

jf,'

Mr. James G. Keppler, Director

/ /

Office of Inspection and Enforcement 4 '%*a a f,r, 3 N

U. S. Nuclear Regulatory Commission - Region III 799 Roosevelt Road Glen Ellyn, IL 60137

Subject:

Licensee Event Report No.81-023

'(30 day)

File:

A-ll8a

Dear Mr. Keppler:

In accordance with Appendix A to Operating License DPR-49, Technical Specifications and Bases for Duane Arnold Energy Center and Regulatory Guide 10.1, please find attached a copy of the subject Licensee Event Report.

(Total of 3 copies transmitted).

Very truly yours, hf) dCh 9

Daniel L. Mineck Chief Engineer Duane Arnold Energy Center i

s DLM/AWS/pl Docket 50-331 attachment cc:

Director, Office of Inspection and Enforcement (30)

U. S. Nuclear Regulatory Commission Washington, D. C.

20555 t

Director, Management Information and Program Control (3) p$

U., S. Nuclear Regulatory Commission j

Washington, D. C.

20555 7

/[l' U. S. Nuclear Regulatory Commission l

c/o Document Management Branch Washington, D. C.

20555 i

NRC Resident Inspector - DAEC cenwr

• m. an sss = cedar napuso, lam suas ssstassssss

\\ h D

Doc 00