05000289/LER-1999-004, Forwards LER 99-004-00,re Discovery of Emergency FW Pump Bearing Failure During Performance of Oil Change on 990510. Event Was Determined Reportable IAW 10CFR50.73,since Pump Was Determined to Be Inoperable Longer than TS AOT

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Forwards LER 99-004-00,re Discovery of Emergency FW Pump Bearing Failure During Performance of Oil Change on 990510. Event Was Determined Reportable IAW 10CFR50.73,since Pump Was Determined to Be Inoperable Longer than TS AOT
ML20195G384
Person / Time
Site: Three Mile Island Constellation icon.png
Issue date: 06/09/1999
From: Langenbach J
GENERAL PUBLIC UTILITIES CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20195G388 List:
References
1920-99-20271, NUDOCS 9906160039
Download: ML20195G384 (1)


LER-2099-004, Forwards LER 99-004-00,re Discovery of Emergency FW Pump Bearing Failure During Performance of Oil Change on 990510. Event Was Determined Reportable IAW 10CFR50.73,since Pump Was Determined to Be Inoperable Longer than TS AOT
Event date:
Report date:
2892099004R00 - NRC Website

text

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I I GPU Nuclear,Inc.

( Route 441 South NUCLEAR Post Office Box 480 Middletown, PA 17057-0480 June 09,1999 Tel m 944-7sa n'

1920-99-20271 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555 Gentlemen:

Subject:

Three Mile Island Nuclear Station l Unit I (TMI-1)

Operating License No. DPR-50 Docket No. 50-289 LER 99-004-00, " Emergency Feedwater Pump Inoperable Longer Than Allowed by Technical Specifications Due to Lack of Lubrication Caused by a Loose Set Screw Resulting in Bearing Failure" This letter transmits Licensee Event Report (LER) No. 99-004-00 regarding discovery of an emergency feedwater pump bearing failure during the performance of an oil change on May 10,1999. Since the pump was determined to have been inoperable longer than the Technical Specification allowable outage time, this event was determined to be reportable in accordance with 10 CFR 50.73.

This LER is being submitted pursuant to 10 CFR 50.73, using the required NRC forms (attached). NRC Form 366 contains an abstract that provides a brief description of the evaluated condition. For a complete understanding of the evaluated condition, refer to the text of the report }[

provided on Form 366A.

[

/

This condition did not adversely affect the health and safety of the public. For additional information regarding this LER contact Mr. Gregory M. Gurican of the TMI Nuclear Safety &

Licensing Department at (717) 948-8753,

.2 23 Sincerely,

/

~ 4AV 1 9906160039 990609 PDR ADOCK 05000209 s PDR James W. Langen ach Vice President and Director, TMI GMG Attachment I

cc: Administrator, Region 1 - Hubert J. Miller l TMI Senior Resident Inspector - Wayne L. Schmidt TMI-l Senior Project Manager - Timothy G. Colburn File No. 99090

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