05000259/LER-1979-033, Forwards LER 79-033/03L-0

Forwards LER 79-033/03L-0

ML19257A314
Person / Time
Site:	Browns Ferry
Issue date:	12/28/1979
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19257A315	List: 05000259/LER-1979-033, Forwards LER 79-033/03L-0 05000259/LER-1979-033-03, /03L-0:on 791129,LIS-3-184 Did Not Trip at Equal to or Greater than 544 Inches Above Vessel Zero.Caused by Instrument Drift.Instrument Recalibr & Tested at Proper Setpoint
References
791128, NUDOCS 8001030721
Download: ML19257A314 (1)

LER-1979-033, Forwards LER 79-033/03L-0

Event date:
Report date:
2591979033R00 - NRC Website

text

%.

TENNESSEE VALLEY AUTHORITY CHATTANOOGA. TENNESSEE 37401 716 Edney Building December 28, 1979 Mr. James P.

Reill Director U.S. Nuclear atory Ccamission Office of ction ud Enforcement Region II g

101 Marietta Street, Suite 3100 u

Atlanta, Coorgia 3 303

Dear Mr. O'Railly:

TENNESSEE VALLET AUTHORITY - BROWNS FERRY NUr'T.RAR PLANT UNIT 1 - DOCIET NO. 50-259 - FACILITY OPERATINC LICENSE DPR REPORTA3LE OCCURRENCR REPORT BFRO-50-259/7933 The enclosed report provides details concerning reactor low water level LIS-3-184 which did not trip at equal to or greater than 544 inches above vessel sero during normal operation while performing Survaillance Instruction 4.2.3-2.

This report is submitted in accordance with Browns Ferry unit 1 Technical Specification 6.7.2.b.(2).

Very truly yours.

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

Director (3)

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

Offica of Inspection and Enforceme.nt U.S. Nuclear Regulstory Comunission Washington, DC 20555 i668 259 R. F. Sullivan, NRC Inspector, Brovus Ferry

,Wy\\

sf

$,d3 k

% tm, cmm,1, s=ciever