05000306/LER-1981-006-03, /03L-0:on 810507,charging Pump 121 Drive Unit Failed.Caused by Bearing Failure in Varidrive Unit.Damaged Parts Replaced

/03L-0:on 810507,charging Pump 121 Drive Unit Failed.Caused by Bearing Failure in Varidrive Unit.Damaged Parts Replaced

ML20004D513
Person / Time
Site:	Prairie Island
Issue date:	06/05/1981
From:	Hunstad A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20004D506	List: 05000306/LER-1981-006, Forwards LER 81-006/03L-0 05000306/LER-1981-006-03, /03L-0:on 810507,charging Pump 121 Drive Unit Failed.Caused by Bearing Failure in Varidrive Unit.Damaged Parts Replaced
References
LER-81-006-03L, LER-81-6-3L, NUDOCS 8106090483
Download: ML20004D513 (1)

LER-1981-006, /03L-0:on 810507,charging Pump 121 Drive Unit Failed.Caused by Bearing Failure in Varidrive Unit.Damaged Parts Replaced

Event date:
Report date:
3061981006R03 - NRC Website

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operable. No effect on public health or safety. 'In the safety analysis no credit l is taken for charging pumps. Tech Spec 3.2.B.1 applies. Recent similar event l

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1. 7 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS [TTTII Failure of a bearine in a its r1.rer4 rni un e n.-. varidrive unit.

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