05000423/LER-1996-034, Forwards LER 96-034-02,documenting Condition That Was Initially Determined Reportable at Millstone Unit 3 on 960918.Commitments Made in Response to Event Also Encl

Forwards LER 96-034-02,documenting Condition That Was Initially Determined Reportable at Millstone Unit 3 on 960918.Commitments Made in Response to Event Also Encl

ML20197H461
Person / Time
Site:	Millstone
Issue date:	12/17/1997
From:	Hicks G NORTHEAST NUCLEAR ENERGY CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20197H466	List: 05000423/LER-1996-034, Forwards LER 96-034-02,documenting Condition That Was Initially Determined Reportable at Millstone Unit 3 on 960918.Commitments Made in Response to Event Also Encl
References
B16873, NUDOCS 9712310287
Download: ML20197H461 (5)

LER-2096-034, Forwards LER 96-034-02,documenting Condition That Was Initially Determined Reportable at Millstone Unit 3 on 960918.Commitments Made in Response to Event Also Encl

Event date:
Report date:
4232096034R00 - NRC Website

text

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Nuclear Faergy wai,to,,, N,w p.e, stata l Nordanst Nulcar Erwagy Company g P.o. Ik>s 128 e Waterford, CT OM85-0128 (860) 447-1791 fas (860) 444 4277 he Nordemat Utibries Systern December 17,1997 Q2cket No. 50-423 B16873 Re: 10 CFR 50.73(a)(2)(1)(B)

Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Millstone Nuclear Power Station Unit 3 Licensee Event Report 96-034-02 Submitted Pursuant to 10 CFR 50.73(a)(2)(i)(B)

This letter forwards Supplement 2 to Licensee Event Report 96-034-00, documenting a condition that was initially determined reportable at Millstone Unit No. 3 on September 18.- 1996. This LER is submitted pursuant to 10 CFR 50.73(a)(2)(1)(B). NNECO's commitments in response to this event ar, contained within Attacliment 1 to this letter.

Should you have any questions regarding this submittal, please contact Mr.

David A. Smith at (860) 437-5840.

Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY

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Unit Director, Millstone Unit No. 3 9712310297 971217 PDR ADOCK 05000423 8 PDR o o naa u v. u es

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.U.S. Nucle:r Regul: tory Commission B16873/Page 2

Attachment:

1) NNECO's commitments in response to LER 96-034-02

2) LER 96-034-02 cc: H. J. Miller, Region i Administrator A. C. Cerne, Senior Resident inspector, Millstone Unit No. 3 J. W. Andersen, NRC Proitet Manager, Millstone Unit No. 3 W. D. Travers, Dr., Director, Special Projects Corrective Action Group Files (CR M3-97-2864, CR M3 96-0812) b SCN: sn

Docket No. 50-423

.,  : B.1Q812

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i Attachment 1-  !

Millstone Nuclear Power Station, Unit No. 3  ;

- NNECO's Commitments  ;

in Response To +

, (LER 9643442) .j I

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1 L December 17,1997: '

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. Enclosure List of Regulatory Commitments i The following table identifies those actions committed to by NNECO in this document. Please notify the Manager - Nuclear Licensing at the Millstone Nuclear Power Station Unit No. 3 of any questions regarding this document or any associated regulatory commitments.

Number Commitment Due  !

' I15939-01 As a result of the September 18,1996 event, a Complete <

Technical Specifications Change was i

Implemented on July 10,1997 that revised the setpoint value identified in Technical  !

Specifications 3.4.9.3.a.2 and 3.4.9.3.a.3 from the current valee of 450 psig to 2 426.8 psig and s 453.2 psig.

B16777-02 The setpoint calcula' ion will be revised to Prior to entry into properly incorporate the RHR pump suction Mode 4 i

relief valve temperature correction for the full temperature range.

B16777-03 An evaluation of the RHR relief valve setpoint Prior to entry into ,

effect on the RHR piping stress analyses will Mode 4 be completed.

Docket No. 50-423 B16873 Attachment 2 g Millstone Nuclear Power Station, Unit No. 3 N

NNECO's Submittal of

{LER 96 034-02)

+

i December 17,1997

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