05000259/LER-1980-025, Forwards LER 80-025/03L-0

Forwards LER 80-025/03L-0

ML19305D786
Person / Time
Site:	Browns Ferry
Issue date:	04/11/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19305D787	List: 05000259/LER-1980-025, Forwards LER 80-025/03L-0 05000259/LER-1980-025-03, /03L-0:on 800313,primary Containment Isolation Testing Revealed Failure of RHR Injection Valve 74-67 to Close Upon Isolation Signal.Caused by Limit Switch on FCV- 74-48 Not Making Good Contact.Contact Cleaned & Adjusted
References
NUDOCS 8004150523
Download: ML19305D786 (1)

LER-1980-025, Forwards LER 80-025/03L-0

Event date:
Report date:
2591980025R00 - NRC Website

text

__

N TENN ESS EE V. ALLE AUTMCR '~'t i

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CH ATT A NCCO A. TINN CSSE2 37~C 716 Edney B=41d4=r 1

April 11, 1980 b

Mr. James P. O'Railly, Director g

I U.S. Nuclear Regulatory Comunission g

Office of Inspection and Enforcement g

Region II 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303

Dear Mr. O'Railly:

TENNESSEE VALLEY AUTHORITY - BROWNS Fli3RY NUCLEAR PLANT UNIT 1 - DOCGT NO. 50-259 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCL M CE REPORT BFRO-50-259/3025 The enclosed report provides details concerning residual heat removal l

injection valve 74-67 which failed to close upon isolation signal. This report is submitted in accordance with Browns Ferry unit 1 Technical Specification 6.7.2.b(2).

i Very truly yours, l

TENNESSEE VALLEY AUTHORITY j

J. R. Calhoun Director of Nuclear Power Enclosure (3) cc (Enclosure):

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Comeission Washington, DC 20555 Director (40)

Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555

/

Mr. Bill Lavallee Nuclear Safety Analysis Cancer Palo Alto, (*ali fornia 94303 Mr. R. F. Sullivan, MRC Inspector, Browns Ferry

/}oo2 5

lll 8004150 $ D