ML19289D783

Forwards LERs 78-100/01X-1,79-006/03X-1,79-013/03L-0, 79-018/03L-0 & 79-019/03L-0

ML19289D783
Person / Time
Site:	North Anna
Issue date:	03/12/1979
From:	Stallings C VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19289D784	List: 05000338/LER-1979-013-03, /03L-0 on 790214:during Normal Operation,Fire Door S71-7 Between Auxiliary Bldg & Health Physics Found non- Functional.Caused by Bent Phaser on Left Door.Phaser Taped Out of Way & New Phaser Installed 05000338/LER-1979-018-03, /03L-0 on 790214:during Mode 1 Operation at 98% Power,Main Steam Trip Valve 1-TV-MS-111B Leaked Excessively & Was Isolated for Repair.Caused by Deteriorated Internal Gasket.Valve Isolated & Gasket Replaced 05000338/LER-1979-019-03, /03L-0 on 790216:during Surveillance,Emergency Diesel Generator 1H Did Not Reach 900 Revolutions Per Minute in Required 10-s.Probable Cause Was Low Ambient Air Temp. Conditions of First Start Were Not Reproducible ML19289D783
References
139, NUDOCS 7903140394
Download: ML19289D783 (1)

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VinorxxALEx.zcTurc Axo, Pownn COMPANYf

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March 12,;1979:

tir. James?P..d'Railly,' Director

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Office of Inspectica and Enforcement.

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~.U. 2 5. - Uuclear $ Regulatory Cormission-

' Docket No. : 50-338' Region II.

101:Marietta Street, suite 3100

~ Atlanta, Georgia:

30303-License No. n NPF-4 '

. Dear.Mr. O'Reilly l

• Pursuant'to North Anna Power St'atien~ Tech'nical' Specifications,:the.

.-Virginia Electric:and Power Company hereby submits the following Licensee Event Reports for North Anna Unit No.1. :

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Report. No.'+

Applicable Technical Specification-LER 78-100/01X-1

. T.S. 6.9.1.8.i.

lLER 79-006/03X=1).

T.S. 6.9.1.9.b.

.LER 79-013/03L-0.'

T.S. 6.9.1.9.b.

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LER 79-018/03L-0 T.S. 6.9.1.9.b..

LER 79-019/03L ~

T.S. 6.9.1.9.tT These reports have-been. reviewed.by the Station Nuclear. Safety and;

. Operating-Connaittee and vill be placed on the agenda-for the next meeting of.

the Systeta Nuclear Safety.and Operatin. g Coa::ittee.

.Very truly yours,-

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.hW/ f C. M.~Stallings

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Vice President-Pover Supply and Pro' duction Operations

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Enclosures (3 copies);

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ces Mr.. John G. ' Davis,,ActiP5 Director;(30, copies)-

. Of fica. of Inspection. and Enforcement tNr.iWilliam0. Mcdonald,D'irectorN3 copies)

, Office of ManagementfInformation'. 9

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