05000260/LER-1980-022, Forwards LER 80-022/03L-0

Forwards LER 80-022/03L-0

ML18025A945
Person / Time
Site:	Browns Ferry
Issue date:	06/27/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML18025A946	List: 05000260/LER-1980-022, Forwards LER 80-022/03L-0 05000260/LER-1980-022-03, /03L-0:on 800602,while Performing S.I. 4.1.A-14, Turbine First Stage Pressure Permissive Pressure Switches PS-1-81 a & B & PS-1-91 a & B Setpoints Exceeded Tech Spec Limits.Caused by Switch Drifting
References
NUDOCS 8007080405
Download: ML18025A945 (2)

LER-1980-022, Forwards LER 80-022/03L-0

Event date:
Report date:
2601980022R00 - NRC Website

text

~

TENNESSEE VALLEYAUTHORITY CHATTANOOGA< TENNESSEE 37401 1750 Chestnut Street Tower II June 27, 1980 Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission

. Office of Inspection and Enforcement Region XI 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303 R

Dear Hr. O'Reilly:

f TENNESSEE VALLEYAUTHORITY,BROHNS FERRY NUCLEAR PLANT UNIT 2 - DOCKET NO. 50-260 - FACILITY OPERATINQ LICENSE DPR REPORTABLE OCCURRENCE REPORT BFRO-50-260/8022 The enclosed repoxt provides details concerning turbine first-stage pressure permissive pressure switches PS-1-81 A and B and PS-1-91, A and B setpoints which exceeded tcchnical specification Table 3.1.A limit, This report is submitted in accordance with Browns Perry unit 2 Technical Specification 6.7.2.b(1).

Very truly yours, TENNESSEE VALiEYAUTHORITY J.

R. Calhoun Director of Nuclear Power Enclosure (3) cc (Enclosure):

Dixector (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory ommission ashington, DC 20555 Director (40)

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

Hr. BillLavallee Nuclear Safety Analysis Center Palo Alto, California 94303 Hr. R. P. Sullivan, NRC Inspectors Brogans Perry

O.99goso /WW ge'4 i An aqua'I Opportunity Employer

"I E p ~ n

~

~

~~i

- f.'.l= I ~

I L

L I

f ~

I I.

1

~

).,

~

E E

1 E

N