ML19225C337

LER 79-018/03L-0 on 790630:during Surveillance Testing, Reactor Water Sample Line Isolation Valve Failed to Close. Caused by Lack of Valve Operator Spring Tension.Valve Operator Spring Tension Was Increased

ML19225C337
Person / Time
Site:	Peach Bottom
Issue date:	07/24/1979
From:	Cooney M PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
LER-79-018-03L-01, LER-79-18-3L-1, NUDOCS 7907270247
Download: ML19225C337 (1)

Text

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w Mr. Boyce H. Grier, Director No. 3-79-18/3L-0 Of f ice of Inspec t icn & Er.forcemen t, Region i U.S. %c lear R egu latory Comi s sion A3I Park Avenue K in; of Prussi a, PA 19406

, De sr Mr. Grier:

This LER re fers to reactor water sample If ne isolation valve (Ad-3-2-40_ being irsperable. The applicable Technical Specifications are 6.9.2.b(2) and 3.7.D.2.

U S NUCL E AR REGUL ATORY COMMISSION LICENSEE EVENT REPORT ccNinot atocx l l 1 ] I I @ PLE AsE PRINT OR TYPE ALL REQUIRED INFOR TIONI

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[ojil l (AO-3-2-40) failed to close. Because the redundant isolation valve was j

[TfB Loperable and was closed in accordance with Tech Spec 3.7.D.2 the safety j LE L81 niS ficance i=_ minio'l- I Ld ] L.

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