ML20030C160

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Informs That RO-270/81-07 Will Not Be Submitted Until 810424.Rept Deals W/Inoperable Emergency Power Path from Keowee Due to Standby Bus Breaker Transfer Switches Inadvertently Left in Manual Mode
ML20030C160
Person / Time
Site: Oconee 
Issue date: 04/10/1981
From: Parker W
DUKE POWER CO.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
RO-270-81-7, NUDOCS 8108250447
Download: ML20030C160 (1)


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Re: Oconee Nuclear Station ioJ Docket No. 50-270

Dear Mr. O'Reilly:

On March 27, 1981, your office was informed that the standby bus breaker transfer switches were inadvertently left in manual mode, thus causing the emergency power path from Keowee to be inoperable. This is in violation of Technical Specifi-cation 3.7.2(a).

Reportable Occurrence Report R0-270/81-07, providing details of this incident, was to have been submitted to you by April 10, 1981, pursuant to Technical Specification 6.6.2.1.a(2).

As a result of other NRC regulations on the investigating personnel, this report is being delayed.

It is expected that the investigation and report will be completed, reviewed, and submitted to you no later than April 24, 1981.

Very truly yours, n,q h,

It l,yk'AH William O. Parker, Jr.

JLJ:pw cc: Director Mr. Bill Lavallee Office of Management & Program Analysis Nuclear Safety Analysis Center U.S. Nuclear Regulatory Commission Post Office Box 10412 Washington, D.C.

20555 Palo Alto, California 94303

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