ML19296D342

LER 80-008/03L-0:on 800128,during Mode 1 Operation,Core Protection Calculator B Failed.Cause Not Determined.Core Protection Calculator B Restored & Functionally Tested

ML19296D342
Person / Time
Site:	Arkansas Nuclear
Issue date:	02/22/1980
From:	Pendergraft R ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19296D339	List: ML19296D338 ML19296D341 ML19296D342
References
LER-80-008-03L, LER-80-8-3L, NUDOCS 8003030540
Download: ML19296D342 (1)

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EVENT DESCRIPT10PJ ANO PROBA0LE CONSEQUENCES h o 2 i nurinn hndo 1 nneration rnre Prntpetinn Pale slatnr (CPF) "R" failed. I 1o 131 i generating DNBR & LP0 trips in "B" PPS. The trips in "B" PPS were

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CAUSE OESCRiPTION AND CORHECflVE ACTIONS h frTin The enct cause of the CPC failure could not be determined. "B" CPC was I ii ii i l restorted and functionally tested. The "B" CPC was returned to service I i 2 lwithin 1 6 he irs rnoptinn the rpnnirornonts of Toch 9npr- Tahlp 3.1-1. Actilon i 3 12a. I i L 1

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