05000333/LER-1979-045-03, /03L-0 on 790725:during Conduct of Entitled Containment Hydrogen Analyzer F-ISP-30,one Analyzer Was Found Out of Calibr.Cause Not Stated.Analyzer Recalibr

/03L-0 on 790725:during Conduct of Entitled Containment Hydrogen Analyzer F-ISP-30,one Analyzer Was Found Out of Calibr.Cause Not Stated.Analyzer Recalibr

ML19207B448
Person / Time
Site:	FitzPatrick
Issue date:	08/24/1979
From:	W. Verne Childs POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19207B443	List: 05000333/LER-1979-045, Forwards LER 79-045/03L-0 05000333/LER-1979-045-03, /03L-0 on 790725:during Conduct of Entitled Containment Hydrogen Analyzer F-ISP-30,one Analyzer Was Found Out of Calibr.Cause Not Stated.Analyzer Recalibr
References
LER-79-045-03L, LER-79-45-3L, NUDOCS 7908290464
Download: ML19207B448 (2)

LER-1979-045, /03L-0 on 790725:during Conduct of Entitled Containment Hydrogen Analyzer F-ISP-30,one Analyzer Was Found Out of Calibr.Cause Not Stated.Analyzer Recalibr

Event date:
Report date:
3331979045R03 - NRC Website

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DOCKET NO. 50-333 ATTACllMENT TO LER 79.n45/03L-0 Page 1

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hhile in a cold shutdown condition, during the conduct of F-ISP-30 titled

" Containment flydrogen Aaalyzer" to satisfy the requirements of Technical Specifi-cations Apnendix A, Table 4.7-1, one of the analyzers (27-IIAZ-101B) was found out of calibracion. hhen high range test gas containing 9.23*6 hydrogen was introduced to the instrument, the instrument indicated 9.75's as compared to limit of 9.05*6 to 9.41'5.

In a similar manner, when low range test gas containing 1.79*6 hydrogen was introduced to the instrument, the instrument indicated 1.25*6 as cor:rpared to a limit of 1. 75% to 1.83's.

The redundant instrument (27 IIAZ-101A) was verified in calibration therefore, the event did not represent any significant hazard to te public health and safety.

Following recalibration, the instrument was verified acceptable utilizing F-ISP-30.

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