ML17266A268

LER 80-048/03L-0:on 800826,during Full Power Operation, Control Element Assembly 51 Dropped to Full Insertion.Caused by Failed Power Supply Unit.Power Supply Replaced & Assembly Aligned W/Assembly Group Height.Returned to Svc

ML17266A268
Person / Time
Site:	Saint Lucie
Issue date:	09/24/1980
From:	Pace P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17209A190	List: ML17209A189 ML17266A268
References
LER-80-048-03L, LER-80-48-3L, NUDOCS 8010070477
Download: ML17266A268 (1)

Text

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'ei SVCIIZ A'TC 2< I rZPCnTOATE $0 was reduced to 70/; - The. power supply unit for CEA 51 had failed. .The power supply was replaced and CEA 51 was aligned with its CEA group 'height.

Sinilar occurrences were reported as LERs 335-76-37,78-219 79-6, 80-2; 80-"3, 80-45.

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[and normal operation iran reaumed. Tnatallation ol redundant power supplies is in progress.

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