ML19317G183

Corrected RO-77-83:on 770712,level a Channel Removed from Svc Due to Disagreement Between a & B Level Channels.Caused by Level Indication Transmitter Calibr Shift.Instrument Calibr & Channel Operability Restored

ML19317G183
Person / Time
Site:	Crystal River
Issue date:	08/05/1977
From:	Stewart W FLORIDA POWER CORP.
To:
Shared Package
ML19317G181	List: ML19317G180 ML19317G183 ML19317G185 ML19317G186
References
NUDOCS 8002280817
Download: ML19317G183 (1)

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[Q l Due to a disagreement in the level indication of the "A" and "B" level channels of the

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@l BWST, the "A" channdl was removed from service. This action resulted in having less than f

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@a] l the minimum required level indication channels as defined by Table 3.3-10 of Tech Spec

/ Il 9 *f gl 3.3.3.6. Redundancy w'as ma'intaine.d with che "B" level indication channel. First time 5'

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[,g [ occurrence. "A" level channel restored operable on 13 July 1977. (LER 77-83) Il *

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] l This event was due to a calibration shif t of level indication transmitter. Instrument was l

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