05000327/LER-1981-024, Forwards LER 81-024/03L-0

Forwards LER 81-024/03L-0

ML20003E896
Person / Time
Site:	Sequoyah
Issue date:	04/10/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003E897	List: 05000327/LER-1981-024, Forwards LER 81-024/03L-0 05000327/LER-1981-024-03, /03L-0:on 810314,problems Were Experienced W/Steam Supply Controls to steam-driven Auxiliary Feedwater Pump 1A-S.Probably Caused by Initial Pressure Spike & Bias Error Due to Clog in Sense Lines Causing Steam Supply Isolatio
References
NUDOCS 8104170460
Download: ML20003E896 (1)

LER-1981-024, Forwards LER 81-024/03L-0

Event date:
Report date:
3271981024R00 - NRC Website

text

TINNESSEE VALLEY AUTHORITY CHATTANOCGA. TENNSSSEE 371o1 1750 Chestnut Street Tower II k

April 10, 1981 O

Q den [6 s

/ IPR.! 6 IOOlh C' Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission M %

Of fice of Inspection and Enforcement D

kgtam O

Region II 101 Marietta Street, Suite 3100 W

y Atlanta, Georgia 30303

/m 1

Dear Mr. O'Reilly:

• ~

TENNESSEE VALLEY AUTHORITY - SEQUOYAH NUCLEAR PLANT UNIT 1 - DOCKET NO. 50-327 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT SQRO-50-327/81024 The enclosed report provides details concerning the inoperability of the steam-driven auxiliary feedwater pump due to a problem with the steam-flow control instrumentation. The event placed the plant in the action statement of limiting condition for operatica 3.7.1.2.b and is reported under Sequoyah unit 1 Technical Specification 6.9.1.13.b.

Very truly yours, TENNESSEE VALLEY AUTHORITY H. J. Creen Director of Nuclear Power Enclosure (3) cc (Enclosure):

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Commission Washington, DC 20555 Dire.ctor (40)

Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 Mr. Bill Lavallee Nuclear Safety Analysis Center Palo Alto, California 94303 f

NRC Inspector, Sequoyah 41 I

l An Equal Opoc<tunity Employer