ML19345B494

LER 80-147/03L-0:on 801029,drywell Hydrogen Dioxide Analyzers 2-P33-P001A & B Found Inoperative.Cause Unknown. Vendor & Util Investigating Failure

ML19345B494
Person / Time
Site:	Hatch
Issue date:	11/20/1980
From:	Nix R GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19345B490	List: ML19345B489 ML19345B494
References
LER-80-147-03L, LER-80-147-3L, NUDOCS 8012010393
Download: ML19345B494 (2)

Text

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/ LICENSEE EVENT REPORT ,

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EVENT DESCRIPTION AND PRODABLE CONSEQUENCES h E lWhile operating at 2397 MWt, 2P33-P001A and B, (Drywell H7 0g Analyzers) I g gwere found to be inoperative. Tech Specs section 3.3.6.4 r'equires both l iTilIchannels t; be operative during power operation.

The plant was placed I I'

iTslf n i a 30 day LC0. The health and safety of the public was not affected. l I

g lThis is a repetitive event as last reported on Reportable Occurrence I i

iTO 150-366/1980-130. I

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36 3 L01010 lo40l I41 v l@ l42N l@ l43A l@ lD 44 10 l 9161@ 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Qi] IThe cause o f the f ailure is unknown at the time of this report. The I s ii i Iplant has shutdown for refueling and a vendor representative has been l l

m ischeduled to assist plant personnel in the checkout and repair. A I I

l g l followup report will be written following the return of the instruments I i  ;

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'LER'#': 50-366/1980-147 "

Licensee: .-Georgia Power Company  :

FacilityLName: Edwin I. Hatch

-([)' Docket #:- 50-366 i

Narrative Report-for LER 366/1980-147 1

l On October 29, 1980.while operating'at 98% power, 2P33-P001A and B

-(Drywell H202 Analyzers) were found7 to be giving erroneous indica - )

j. tions. Tech-Specs section 3.3.6.4 requires both instruments to be The plant was placed in a 30 day-

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< operative during power operation. The health and safety 4of the-public l Limiting Condition of Operation.

was not affected. This is a repetitive event as last reported on reportable occurrence 50-366/1980-130.

At- the time of this report: the' cause of the event had r,ot been -deter-mined. .The plant has~ shutdown for refueling and a factory represent-oative has been scheduled:on site to assist with the investigation an d

. repair. The analyzers are not required to be. operable during cold shutdown.

y Unit.I does not; utilize:this type analyzer. Further generic review ,

will be conducted upon the completion of the maintenance and a follow-(]) up report- submitted.

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