ML20150E122

/03L-0 on 781021:surveillance Level Xmtrs 950,951 for Accumulator a & 956,957 for Accum B Were Found Out of Tolerance Low.Caused by Instru Drift

ML20150E122
Person / Time
Site:	Zion File:ZionSolutions icon.png
Issue date:	11/20/1978
From:	Campbell J COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20150E120	List: ML20150E117 ML20150E122
References
LER-78-110-03L, LER-78-110-3L, NUDOCS 7812110154
Download: ML20150E122 (1)

Text

Nf C i OHM 366 U. S. NUCLL AH HLGULAIOHY COMMlZION U 77)

LICENSEE EVENT REPORT c wr H utOcK: l_l }] l j@ (PLE ASE PHWT OH TYPE ALL Rf 0UlHED INFOHMATIOM Io IiI Ld I z JG I il@l o I d-IdaJo I o lo I h I oh l@ld , h j , h J@lbl LAI

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/4 7b RE PoltT DA1 E UU l B 60 01 DOCr f I NUMUE H t vr NT Dt ccrHPTION AND PHOHAut E CONSEQUENCLS h 10 I ? l [Durino refuelinn outaqo surveillance level gntrs 950.951 for accumulator l

[O g [a and 956, 957 for accum. B were found out of tolerance low. This I

[rd [could have resulted in a naxinun of 1.56 PT 3 an y _,g p 3 above licenso_._l g g [ limit in the two accu-tulators resocctively. However this was discovered j

[ g [durinq CSD and no event requirino iniection occurred durina onoration; I joj,]lthus, health and safety of the public were not affected. l

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