05000335/LER-1982-043-03, /03L-0:on 820923,at 100% Power,T Hot Input to Subcooled Margin Monitor Became Erratic,Giving False Indication & Alarms.Cause Undetermined.Malfunction Cleared When Cover of Junction Box Removed

/03L-0:on 820923,at 100% Power,T Hot Input to Subcooled Margin Monitor Became Erratic,Giving False Indication & Alarms.Cause Undetermined.Malfunction Cleared When Cover of Junction Box Removed

ML20027D298
Person / Time
Site:	Saint Lucie
Issue date:	10/25/1982
From:	Green P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20027D292	List: 05000335/LER-1982-043, Forwards LER 82-043/03L-0 05000335/LER-1982-043-03, /03L-0:on 820923,at 100% Power,T Hot Input to Subcooled Margin Monitor Became Erratic,Giving False Indication & Alarms.Cause Undetermined.Malfunction Cleared When Cover of Junction Box Removed
References
LER-82-043-03L, LER-82-43-3L, NUDOCS 8211040090
Download: ML20027D298 (1)

LER-1982-043, /03L-0:on 820923,at 100% Power,T Hot Input to Subcooled Margin Monitor Became Erratic,Giving False Indication & Alarms.Cause Undetermined.Malfunction Cleared When Cover of Junction Box Removed

Event date:
Report date:
3351982043R03 - NRC Website

text

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l a 4 41 I thus rendering the system inoperable. The subcooled margin monitor was l

1, i s i I restored to operable status withir one half hour. Well within the time I

io i6 i i limit of action required by TS 3.3.3.8.

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