05000259/LER-1980-050, Forwards LER 80-050/03L-0

Forwards LER 80-050/03L-0

ML19321A495
Person / Time
Site:	Browns Ferry
Issue date:	07/18/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19321A496	List: 05000259/LER-1980-050, Forwards LER 80-050/03L-0 05000259/LER-1980-050-03, /03L-0:on 800624,during Performance Check,Found Pressure Switch PS-47-144 Miswired.Caused by Personnel Failure to Follow Proper Procedures for Working on Cssc Equipment.Pressure Switch Rewired Correctly
References
NUDOCS 8007230523
Download: ML19321A495 (1)

LER-1980-050, Forwards LER 80-050/03L-0

Event date:
Report date:
2591980050R00 - NRC Website

text

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o TENNESSEE VALLEY AUTHCRITY cH ATTANOOGA. TENNESSEE 374o1 1750 Cheatnut Street Tower II July 13, 1930 Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Co= mission Office of Inspection and Enforcement Region II 131 Mariatta Straat, Suita 3130 Atlanta, Georgia 30303

Dear Mr. O'Reilly:

TZ2PJESSEE VALLEY AUTHORITY - BROWNS FERRY NUCLEAR PLANT UNIT 1 - DOCKET NO. 50-259 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT BFRO-50-259/3050 The enclose: report provides details concerning the control valve fast closure pressure switch PS-47-144 which was miswired when personnel failed to follow proper procedures for working on critical systems, structures, and components equipment resulting in two consecutive shutdowns. This report is submitted in accordance with Browns Ferry unit 1 Technical Specification 6.7.2.b(3).

Very truly yours, TENNESSEE VALLEY AUTHORITY J. R. Calhoun Director of Nuclear Power i

Esclosure (3) cc (Caclosure):

l Director (3)

Office of Maaagement Information and Program Control U.S. Nuclear Ragulatory Commission Washington DC 20555

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l Directer (40)

Office of Inspection and Enforcom.22 U.S.'Huclear Regulatory Commission Washington, DC 20555 Y T-Mr. Bill Lavalles 49 \\

Nuclear Safety Analysis Center

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Palo Alto, California 94303 Mr. R. F. Sullivan, NRC Inspector, Browns Ferry 6007280 %