ML20064F092

Forwards LER 78-010/01T-0

ML20064F092
Person / Time
Site:	Arkansas Nuclear
Issue date:	11/16/1978
From:	David Williams ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20064F097	List: 05000368/LER-1978-010, Forwards LER 78-010/01T-0 05000368/LER-1978-010-01, /01T-0 on 781102:during Post-Core Hot Functional Test,Prior to Initial Criticality Mode 3 Oper,Lift Setpoints of Main Steam Line Code Safety Valves Were Nonconservative. Caused by Incorrect Identification of Simmer Point
References
NUDOCS 7811280208
Download: ML20064F092 (1)

Text

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ARKANSAS POWER & LIGHT COMPANY POST OFFICE BOX 551 UTTLE ROCK. ARKANSAS 72203 (5011371-4000 November 16, 1978 2-118-15 Mr. K. V. Seyfrit, Director Office of Inspection 5 Enforcement U. S. Nuclear Regulatory Commission Region IV 611 Ryan Pla:a Drive, Suite 1000 Arlington, Texas 76011

Subject:

Arkansas Nuclear One - Unit 2 Docket No. 50-368 License No. NPF-6 Reportable Occurrence Report 4, No. 50-36E/78-10 (File: 2-_0520)

Gentlemen:

In accordance with Arkansas Nuclear One-Unit 2 Technical Specification 6.9.1.8.e, we have attached the subject report concerning the nonconser-vative lift setpoints of the main steam line code safety valves.

Very truly yours,

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sDaniel H. Williams

Manager, Licensing DHW:REI:vb Attachment .

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