05000366/LER-1980-067-03, /03L-0:on 800422,during Instrument Check,Drywell a H2-O2 Analyzer Was Giving Erroneous Readings.Caused by Defective Cell.Cell Was Replaced.Analyzer Was Recalibr & Placed Into Svc

/03L-0:on 800422,during Instrument Check,Drywell a H2-O2 Analyzer Was Giving Erroneous Readings.Caused by Defective Cell.Cell Was Replaced.Analyzer Was Recalibr & Placed Into Svc

ML19323C976
Person / Time
Site:	Hatch
Issue date:	05/07/1980
From:	Coggin C GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19323C969	List: 05000366/LER-1980-067, Forwards LER 80-067/03L-0 05000366/LER-1980-067-03, /03L-0:on 800422,during Instrument Check,Drywell a H2-O2 Analyzer Was Giving Erroneous Readings.Caused by Defective Cell.Cell Was Replaced.Analyzer Was Recalibr & Placed Into Svc
References
LER-80-067-03L, LER-80-67-3L, NUDOCS 8005190487
Download: ML19323C976 (2)

LER-1980-067, /03L-0:on 800422,during Instrument Check,Drywell a H2-O2 Analyzer Was Giving Erroneous Readings.Caused by Defective Cell.Cell Was Replaced.Analyzer Was Recalibr & Placed Into Svc

Event date:
Report date:
3661980067R03 - NRC Website

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NARRATIVE

REPORT Georgia Power Company Plant E. 1. Hatch Daxley, Georgia 31513 Reportabic Occurrence Report flo. 50-366/1980-067.

While doing an instrument check, thc "A" Drywell H2 - 02 analyzer was

• found giving an erroneous reading.

While investigating this problem, it was discovered that the "A" analyzer had a defective cell. The "B" analyzer was operable.

There were no effects upon public health and

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safety due to this event. This is a repetitive event as last reported on Reportable Occurrence Report No. 50-366/1960-065.

The defective cell was replaced.

The analyzer was recalibrated and placed into service.

This instrument, Model K-4, is manufactured by Comsip Delphi.

The reactor was in the run mode at 280 MWt.

The operation of the plant was not affected. Unit II is the only unit that utilizes this type of analyzer. This instrument failure does not indicate that there is any generic problem with this instrument, O-h 9

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