ML18283B447

Torus Oxygen Sensor Failed to Respond Properly to Calibration Gas While Surveillance Test Was Being Performed During Startup Operation

ML18283B447
Person / Time
Site:	Browns Ferry
Issue date:	01/26/1977
From:	Fox H Tennessee Valley Authority
To:	Moseley N NRC/RGN-II
References
Download: ML18283B447 (4)

Text

NRC FoRM 195 U.S. NUCLEAR REGULATORY ISSION 12.76) ~ NRC DISTRIBUTION FOR PART 50 DOCKET MATERIAL DOCKET NUMBER 50-296 FILE NUMBER INCXDENT REPORT Mr N C Mosegey TO:

FROM: Tennessee Valley Authority Chattanooga, Tn H

S Fox DATE OF DOCUMENT 1-26-77 DATE RECLIVED

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Licensee Event Report (RO/P BFRO-50-296/7618) on ll'-17-76 ~concerning failure of torus oxygen sensor to respond upon signal.......

Browns Ferry

/P3 NOTE:

IF PERSONNEL EXPOSURE XS INVOLVED SEND DIRECTLY TO KREGER/J, COLLXNS BRANCH CHIEF:

W 3 CYS FOR ACTION LXC ASSTo.'

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Ak 2-1-77 Ihf REG FX INTERNAL0 ISTR I BUTION IRE (2 MIPC SCHROEDER/IPPOLITO HOUSTON NOVAK/CHECK GRIMES CASE BUTLER HANAUER TEDESCO/MACCARY EISENHUT SHAO VOLLMER/BUNCH KREGER/J COLLINS LPDR:

TXC0 EXTERNALDISTRIBUTION CONTROL NUMBE R NRC FORM 19S I2.76)

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January 26> 1977 TENNESSEE VALLEYAUTHORITY CHATTANOOGA. TENNESSEE '37401 qK g0 Qf1 QB

~~~g~S Hr. Norman C. Hoseley, Director U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 230 Pcachtree

Stroet, HM., Suite 1217 Atlanta, Georg&

30303

Dear Hr,

Moseleyt TENNESSEE VALLEY AUTHORITY << BROGANS FERRY NUCLEAR PLANT UNIT 3-DOCKET NO, 50-296 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCIIRRENCE REPORT BFRO-50-296/7618 1

The enclosed report is to provide details concerning the torus oxygen sensor that failed to respond properly to calibration gas while a surveillance test was being performed during startup testing.

This is a followup of our letter dated December 16, 1976.

This report is submitted in accox'dance with Browns Ferry'echnical Specifications Section 6.

This event occurred on Browns Ferry Nuclear Plant unit 3.,

Very truly yours, TENNESSEE VALLEY AUTHORITY H. S. Fox Director of Power Production Enclosure (3)

CC (Enclosure) !

Director (3)

Office of Hnnagement Information and U.S. Nuclear R gulatory Cozuaission washington, D..

20555 Dirac or 40 Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Uashington, D.C.

20555 Program Control;s~~

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