05000260/LER-1979-023, Forwards LER 79-023/03L-0

Forwards LER 79-023/03L-0

ML18024B160
Person / Time
Site:	Browns Ferry
Issue date:	11/30/1979
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML18024B161	List: 05000260/LER-1979-023, Forwards LER 79-023/03L-0 05000260/LER-1979-023-03, /03L-0:on 791102,while Performing Surveillance Test,Torus Hydrogen Sensor Gave High Indication for 4% Hydrogen Calibr Gas.Caused by Model Sensor Failing in Conservative Directon.Design Change Planned to Replace Sys
References
NUDOCS 7912040477
Download: ML18024B160 (2)

LER-1979-023, Forwards LER 79-023/03L-0

Event date:
Report date:
2601979023R00 - NRC Website

text

CHATTANOOGA. TENNESSEE 37401 November 30, 1979 716 Edney Building

'ffice of Region XX Hr. James

. 0>Reilly, Director U.S. "lucia r Regulatory Commission I

ction and Enforcement 101 Harietta Street Atlanta, Georgia 3

Dear Hr. O'Reilly!

Suite 3100 303 TENNESSEE VALLEY AU ORITY ERORg PERRY NUCLEAR PLANT UNIT 2 - DOCKET NO. 50-260 PACILX OPERATIhG LICENSE DPR REPORTASLE OCCURRENCE REPORT 3PRO-50-260/7923 The enclosed report provides details concerning the torus hydrogen sensox vhich gave a high indication fox'our'ercent hydrogen calibration gas during normal operation while performing surveillance testing.

This report is submitted in accordance with Srovns Perry unit 2 Technical Specifications 6.7.2.b.2.

Very truly yours, TENNESSEE VALLEYAUTHORITY J.

R. Calhoun Directox of Nuclear Paver

'nclosure (3) cc (Enclosure)s Director (3)

Office af Management Information and Progr 'ontxol U.S. Nuclear Regulatory Commission Washington, DC 20555 Director (40)

Office of Xnspection and Enforcement U.S. Nucleax Regulatory Commission washington, DC 20555 R. P. Sullivan, NRC Xnspectox, Erovns Perry

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An Equal Opportunity Employer

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