05000327/LER-1980-199, Forwards LER 80-199/03L-0

Forwards LER 80-199/03L-0

ML19340F005
Person / Time
Site:	Sequoyah
Issue date:	01/07/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19340F006	List: 05000327/LER-1980-199, Forwards LER 80-199/03L-0 05000327/LER-1980-199-03, /03L-0:on 801209,high Steamflow Safeguard Program & Steam/Feedwater Flow Mismatch Bistable Found Set Above Tech Spec Values.Caused by Low Actual Differential Pressure Produced at Flow Transmitter.Setpoints Recalibr
References
NUDOCS 8101160477
Download: ML19340F005 (1)

LER-1980-199, Forwards LER 80-199/03L-0

Event date:
Report date:
3271980199R00 - NRC Website

text

__

g., y - -

7 v a t t g y A u r,-

- t r, - < > : r 2.

1750 Chastr.ut Street Tower II January 7, 1981 Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303

Dear Mr. O'Reilly:

TENNESSEE VALLET AUTHORITY - SEQUOYAH NUCLEAa PLAITI UNIT 1 - DOCKET NO. 50-327 - PACILITY OPERATING LICENSE DPR-77 = REPORTARLE OCCURRENCE REPORT SQRO-50-327/80199 The analosed report provides details concerning the high steam flow program setpoints and the steam /feeduster flow mismatch bistable setpoints being less conservative than those established by the teehafe=1 specifications. This event is reportable under Sequoyah unit 1 Ta-h=4-=1 Specification 6.9.1.12.a.

Very truly yours, TENNESSEE VALLET AUTHORITY l

I H. J. Green Director of Nuclear Power Enclosure (3) ec (Enclosure):

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Commissina u..ki.geon DC_20555

\\

Director (40)

Office of Inspectica and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555

.5 4

Mr. Bill Lavalles l

Nuclear Safety Analysis Center Palo Alto, California 94303

/ [

l NRC Inspector, Sequoyah l

81D116001 L