05000327/LER-1981-035, Forwards LER 81-035/03L-0

Forwards LER 81-035/03L-0

ML20003H269
Person / Time
Site:	Sequoyah
Issue date:	04/30/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003H270	List: 05000327/LER-1981-035, Forwards LER 81-035/03L-0 05000327/LER-1981-035-03, /03L-0:on 810403,auxiliary Feedwater Pump 1A-S Tripped on Electrical Overspeed After Inadvertent Pump Start.Caused by Locking Nut on Control Circuit Trimpot Vibrating Loose & Allowing Setpoint to Drift
References
NUDOCS 8105050467
Download: ML20003H269 (1)

LER-1981-035, Forwards LER 81-035/03L-0

Event date:
Report date:
3271981035R00 - NRC Website

text

a TENNESSEE VALLEY AUTHORITY Qae 1i AN00GA. TE NfJESSEE J 74C 3 1750 Chestnut Street Tower II o

G O

g((! j,l. ;) if. -

IQ April 30, 1981 g a;.,(

2

3 "doow/d/W 0 ; 7,cg7, 9

Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission A

• "" N $I'"

'4 Office of Inspection and Enforcement

.\\

S Region ;ietta Street, Suite 3100

' N N._

II 101 Mar

u Atlanta, Georgia.30303

Dear Mr. O'Reilly:

TENNESSEE VALLEY AUTHORITY - SEQUOYAH NUCLEAR PLANT UNIT 1 - DOCKET N0. 50-327 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT SQR0-50-327/81035 The enclosed report provides details concerning tha inoperability of auxiliary feedwater pump 1A-S due to an electrical overspeed trip.

The plant entered the action statement for limiting condition for operation 3.7.1.2.

This event is reported in accordance with Sequoyah unit 1 Technical Specification 6.9.1.13.b.

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

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Comission Washington, DC 20555

/

l Director (40)

Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission I

Washington, DC 20555 007

(

5 Mr. Bill Lavallee i

Nuclear Safety Analysis Center

((

Palo Alto, California 94303 NRC Inspector, Sequoyah l

l 8105050 %I 8

l