ML20023D969

LER 83-014/03L-0:on 830428,relay B21-K2A Did Not Pick Up as Required on High Flow Signal.Caused by Sticking Plunger in Flow Meter & Faulty Capacitor in Flow Switch Circuit.Plunger Freed & Capacitor replaced.W/830527 Ltr

ML20023D969
Person / Time
Site:	Duane Arnold
Issue date:	05/27/1983
From:	Kibler D, Mineck D IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
DAEC-83-406, LER-83-014-03L, LER-83-14-3L, NUDOCS 8306060209
Download: ML20023D969 (2)

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jiio i This event was caused by a sticking plunger in the flow meter FM8408A. I ii ti,i Further investigation found a faulty capacitor in the flow switch circui I yl t. The plunger was freed and the capacitor was replaced: the surveillanc I rii:l l e test was then performed satisfactorily. I t i l .1 1 80 s 3

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r Iowa Electric Light and Ibwer Company May 27, 1983 DAEC-83 406 Mr. James G. Keppler Regional Administrator Region III U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Subject:

Licensee Event Report No. 83 - 014 (30 day)

File: A-118a, TE-2

Dear Mr. Keppler:

In accordance with Appendix A to Operating License DPR-49, Technical Specifications, Section 6.11.2.b(4 ), and Bases for Duane Arnold Energy Center and Regulatory Guide 10.1, please find attached a copy of the subject Licensee Event Report.

Very truly yours, Daniel L. Mineck P1 ant Superintendent - Nuclear Duane Arnold Energy Center DLM/ DRK/pf Docket 50-331 attachment cc: Document Control Desk U. S. Nuclear Regulatory Commission Washington, D. C. 20555 NRC Resident Inspector - DAEC l>

h Ih Duane Arnold Energy Center. P.O. Bo.t 35 I . CedarItapids, Iowa 5 106 319 '8517611 $