05000327/LER-1981-004, Forwards LER 81-004/03L-0

Forwards LER 81-004/03L-0

ML20003A948
Person / Time
Site:	Sequoyah
Issue date:	02/06/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003A949	List: 05000327/LER-1981-004, Forwards LER 81-004/03L-0 05000327/LER-1981-004-03, /03L-0:on 810112,RWST Instrument Channel L-63-54 Failed.Caused by Sense Lines Freezing Due to Insufficient Insulation Around Lines & on Sides of Cabinet Housing Level Transmitter.Heaters in Use Until Insulation Can Be Added
References
NUDOCS 8102100106
Download: ML20003A948 (1)

LER-1981-004, Forwards LER 81-004/03L-0

Event date:
Report date:
3271981004R00 - NRC Website

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Mr. James P. O'Reilly, Directer U.S. Nuclear Regulatory ra==<== ion Office of Inspection and Enforcement 2egion II 101 Marietta street, Suite 3100 At1==ta, Georgia 30303 Dest Mr. O'Emilly:

Tunnan VALLEY AUTHORITT - SEQUOTAH NUCLEAR FLANT UNIT 1 - DOCKET Mo. 50-327 - FAcffYTT OPERATING LICH3E DPR REPORTABLE OCCURRENCE REPORT SQEO-50-327/8104 The enclosed report providee details cameersias the failure of a refueling water storage tank Isvel *h====1 due to freestag in the====minead instrummas lias. This event resulted in the plant entering astime statsamat "a" of limiting sendities for operaties 3.3.3.7 and acties statsmaat la of 11mittag condition for operation 3.3.2.1 and is reported under Sequoyah unit 1 T==h=in.1 Specifisation 6.9.1.13.b.

Very truly yours, Tamanan YALLEY AUrumTTY H. J. Green Direster of h at, power Basiseure (3) es (umat%):

Direster (3)

Offiae of Managensat Information and Progrea Control U.S. h*1==*

Eagulatory e - 4==<==

Washinates. DC 20555

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Direeter (40) 00 office of Inepeation and Inforcement A

U.S. M=elaar Regulatory em =4=sion Washington, DC 20335

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1 h. Bill Lavallee

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Nuclear Safety Analysis Center Fale Alte, California 94303 ERC Inspeeter, segmeyah i

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