05000325/LER-1980-004-03, /03L-0:on 800308,during Normal Plant Operation, Oxygen Channel of Containment Atmospheric Monitor CAC-AT- 1263-2 Experienced 1% Step Change.Caused by Possible Wiring or Connection Problem.Monitor Repair Is Underway

/03L-0:on 800308,during Normal Plant Operation, Oxygen Channel of Containment Atmospheric Monitor CAC-AT- 1263-2 Experienced 1% Step Change.Caused by Possible Wiring or Connection Problem.Monitor Repair Is Underway

ML19309A831
Person / Time
Site:	Brunswick
Issue date:	03/25/1980
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19309A826	List: 05000325/LER-1980-004, Forwards LER 80-004/03L-0 05000325/LER-1980-004-03, /03L-0:on 800308,during Normal Plant Operation, Oxygen Channel of Containment Atmospheric Monitor CAC-AT- 1263-2 Experienced 1% Step Change.Caused by Possible Wiring or Connection Problem.Monitor Repair Is Underway
References
LER-80-004-03L-01, LER-80-4-3L-1, NUDOCS 8004010390
Download: ML19309A831 (1)

LER-1980-004, /03L-0:on 800308,during Normal Plant Operation, Oxygen Channel of Containment Atmospheric Monitor CAC-AT- 1263-2 Experienced 1% Step Change.Caused by Possible Wiring or Connection Problem.Monitor Repair Is Underway

Event date:
Report date:
3251980004R03 - NRC Website

text

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7 8 g 60 61 DOCKET NUMRER 68 69 EVENT CATg 74 73 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h O 2 puring normal plant operation, the control operator noticed that the oxvzen channel of I l Containment atmospheric monitor CAC-AT-1263-2 experienced a 1% step change. The CAC-O 3 t\\T-1259-2 monitor showed no change in concentration. This monitor has experienced I

O 4 g O i s i peveral step changes during the past several months.

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