ML20071K976

Forwards Updated LERs 81-015/01T-1 & 81-016/01T-1

ML20071K976
Person / Time
Site:	Duane Arnold
Issue date:	05/16/1983
From:	Mineck D IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20071K980	List: 05000331/LER-1981-015, Updated LER 81-015/01T-1:on 810421,lower Crankshaft 14 Bearing Found Wiped on Journal Surface Similar to Problem Identified on Diesel 1G-31.Caused by High Temp.Bearing Replaced & Crankshaft Relapped 05000331/LER-1981-016, Updated LER 81-016/01T-1:on 810421,lower Crankshaft Thrust Bearing 13 & Adjacent Bearing 12 Found Wiped on Journal Surface.Caused by High Temp.Crankshaft Thrust Bearings Replaced & Crankshaft Relapped ML20071K976
References
DAEC-83-376, NUDOCS 8305270440
Download: ML20071K976 (1)

Text

e Iowa Electric Light and Ibwer Company May 16, 1983 DAEC 376 Mr. James G. Keppler Regional Administrator Region III U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Subject:

Licensee Event Report Nos. 81-15/81-16 Update s (14 day)

PREVIOUS REPORT DATES:

5/5/81 File:

A-118a, TE-2

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 Reports.

Revisions to the previous reports are marked with revision bars.

Very truly yours, hA Daniel L. Mineck Plant Superintendent - Nuclear Duane Arnold Energy Center DLM/PMD/pf Docket 50-331 attachment cc: Document Control Desk U. S. Nuclear Regulatory Commission l

Washington, D. C.

20555 j

NRC Resident Inspector - DAEC l

l Commitment Control No. AI 3048 l

8305270440 830516 gDRADOCK 05000332 PDR MAY231993 p

A Duane Arnold Energy Center o P.O. Box 351

• Cedarllapids, Iowa 52406 e 319:3514611