05000259/LER-1980-045, Forwards LER 80-045/03L-0

Forwards LER 80-045/03L-0

ML19320A931
Person / Time
Site:	Browns Ferry
Issue date:	06/27/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19320A932	List: 05000259/LER-1980-045, Forwards LER 80-045/03L-0 05000259/LER-1980-045-03, /03L-0:on 800602,at 80% Power,Hpci Failed to Meet Flow Requirements Because Turbine Stop Valve Tripped.Caused by Worn Mechanical Overspeed Trip Piston.New Parts Installed & Tested
References
NUDOCS 8007080293
Download: ML19320A931 (1)

LER-1980-045, Forwards LER 80-045/03L-0

Event date:
Report date:
2591980045R00 - NRC Website

text

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's TENNESSEE VALLEY AUTHCRITY cH AT ANCOGA. TENNESSEE 374C1 1750 Chestnut Street Tower II June 27, 1980 Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303

Dear lir. O'Reilly:

TENNESSEE VALLEY AUTHORITY - BROUNS FERRY NUCLEAR PIRIT UNIT 1 - DOCKET NO. 50-259 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT BFRO-50-259/8045 The enclosed report provides details concerning the high-pressure coolant i

injection which failed to meet the flow requirements of Surveillance j

Instructions 4.5.E.1.d and e due to the inadvertent tripping of the turbine stop valve. This report is submitted in accordance with 3rowns Ferry unit 1 Technical Specification 6.7.2.b(2).

i Very truly yours, TENNESSEE VALLEY AUTHORITY J. R. Calhoun Director of Nuclear Power Enclosure (3) cc (Enclosuro):

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Commission

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Washimtton. DC 20555

\\

Director (40)

Office of Inspection and Enforcer.ent U.S. Nuclear Regulatory Commission Washington, DC 20555 Mr. Bill Lavallee Nuclear Safety Analysis Center Palo Alto, California 94303 Mr. R. F. Sullivan, NRC Inspector, Browns Ferry

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