ML20087C104

Telecopy Ao:On 750924,loop a Instrumentation Drifted Low Resulting in Safety Sys Setting Being Less Conservative than Tech Spec Limit

ML20087C104
Person / Time
Site:	Surry
Issue date:	09/25/1975
From:	Sweeney E VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20087C103	List: ML20087C104
References
HLWR, NUDOCS 8403120299
Download: ML20087C104 (1)

Text

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]Vs ?d/  %)MC1NIA (MCINIC N40 PC)*.f H C Surry Pcesr Staticu

- P.O. Box 315

. . ., . .. . .. . Surr,c, Virginia 2331 8 . _ September 25,1975 I

Director of Ragulatory oprations 2% Peachtrea Street,1 M.

. Suite 313 Atlanta, ccorgia 30303 ,

This is to inform you by telecopy of an Abitor:nl Occurrence thi l was noted on septe2her 24,1975 at Sorry Nuclear Pcunr Station.

While 1Mit 1 was operating at 99.5% power, "A" lonp AT instrurag l

tion drif ted Irm which resulted in the AT safety ayatum netting heing laws ' cons =dvative than 'the safety syntum netting de1.1xdated in Techna Specification 2.3. A.2.

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% L .E Sweeney,.Jr.

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