05000334/LER-1980-114-03, /03L-0:on 801215,during Shift Channel Check of Refueling Water Storage Tank,Channel C Level Indicator Found Reading High.Caused by Transmitter Zero Drift. Transmitter Recalibr & Returned to Svc

/03L-0:on 801215,during Shift Channel Check of Refueling Water Storage Tank,Channel C Level Indicator Found Reading High.Caused by Transmitter Zero Drift. Transmitter Recalibr & Returned to Svc

ML19341A208
Person / Time
Site:	Beaver Valley
Issue date:	01/14/1981
From:	Lacey W DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19341A205	List: 05000334/LER-1980-113-03, /03L-0:on 801214,during Surveillance Testing, Several Penetration Fire Barriers Found Lacking Seals. Caused Not Stated.Fire Watch Posted & Openings Sealed 05000334/LER-1980-114-03, /03L-0:on 801215,during Shift Channel Check of Refueling Water Storage Tank,Channel C Level Indicator Found Reading High.Caused by Transmitter Zero Drift. Transmitter Recalibr & Returned to Svc 05000334/LER-1980-118-03, /03L-0:on 801217,during Chlorine Detection Sys Surveillance test,101A,B & C Detectors Electrolyte Found Not Dripping.Caused by Vacuums in Fluid Tanks & Clogged Glass Orifices.Wicks Replaced & Orifices Cleaned ML19341A204
References
LER-80-114-03L, LER-80-114-3L, NUDOCS 8101220387
Download: ML19341A208 (2)

LER-1980-114, /03L-0:on 801215,during Shift Channel Check of Refueling Water Storage Tank,Channel C Level Indicator Found Reading High.Caused by Transmitter Zero Drift. Transmitter Recalibr & Returned to Svc

Event date:
Report date:
3341980114R03 - NRC Website

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CON'T 40 el DOCKET NVueER nd 69 EN ENT DATE 34 PS REPORT DATE 80 EVENT DESCRtPTION ANO PROe AOLE CONSEQUENCES h Q l At 0730 hours0.00845 days <br />0.203 hours <br />0.00121 weeks <br />2.77765e-4 months <br /> during the scheduled shif t channel check of the Refueling Water l

g l Storane Tank (RWST) Icvel indicators, the channel C level indicator was found

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It was declared inoperable and power operation continued in l

@ lreadine high.

The health and s,1fety of the

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Attachment To I.ER 80-114/03L Beaver Valley Power Station Duquesne Light Company Docket No. 50-334 I

No further information is available or needed to satisfy the reporting requirement.

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