ML19282A787

LER 79-012/03L-0 on 790127:core Protection Computer Channel B Failed,Resulting in Trips.Caused by Analog High Level Amplifier Card Improperly Seating in Connector.Card Reseated & Functional Test Conducted

ML19282A787
Person / Time
Site:	Arkansas Nuclear
Issue date:	02/26/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19282A780	List: ML19282A779 ML19282A781 ML19282A782 ML19282A787
References
LER-79-012-03L, LER-79-12-3L, NUDOCS 7903060497
Download: ML19282A787 (1)

Text

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[ , [ T] I During Power Escalation Testing, Mode 1 operator CPC Channel "B" g ML failed, resulting in Dalt G LPD Trips . Channel "B" CPC was declared 3

gi inoperable and placed in bypass. Other occurrences intolving CPC "It" Lei.J Eare [.liR 50-368/79-006,79-007, and 79-011. Reportable per T.S.6.9.1.9 .

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