ML20086Q877

Telecopy Ao:On 750214,pressurizer Pressure Comparator Failed.Caused by Setpoint Drift.Comparator Replaced

ML20086Q877
Person / Time
Site:	Surry
Issue date:	02/14/1975
From:	Sweeney E VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20086Q840	List: ML20086Q837 ML20086Q877
References
NUDOCS 8402280586
Download: ML20086Q877 (1)

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,. .e la la to officially infom you by telecopy within twenty-four r

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= While conducting periodic calibration rests of pressurizer j pressure comparator, it was determined the cocrparator was out of cali- $4 V -C;g .. (;

) bration. The setpoint had drifted below the lissit specified in techni-6 cal specification 3.2. Reactor was at 700 MWe. The comparator was re- (d ',i[.p b placed. f' s , e.,

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