ML20039D958

LER 81-018/01T-0:on 811123,component Cooling Water Discharge Valve to Keowee Tailrace Inadvertently Opened & Failed Open. Caused by Personnel Error & Failure of Valve CCW-8.Valve Manually Closed.Procedures Will Be Revised

ML20039D958
Person / Time
Site:	Oconee
Issue date:	12/21/1981
From:	Jackie Jones DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20039D954	List: ML20039D953 ML20039D958
References
LER-81-018-01T, LER-81-18-1T, NUDOCS 8201060375
Download: ML20039D958 (1)

Text

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ITTTI lOn November 23, 1981, the CCW discharce valve to the Keowee Tailrace was I ITTT1 Iinadvertent1v open and then failed onen, -esultine in loss of prime for the I l o 4 1 l COJ Frercencv Cooline Discharce line. Sin <e normal cooline was available to I l o i s t 1011 units throisch the condenser, the health and safety of the public were not I t o is 1 I compromised hv this incident. I 1 871 I I t a ia l l I E E **

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li6otIThis incident was the result of personnel error and the failure of valve CCW-81 ii ii i ito close proneriv. Ifn { t s 2 and 3 becan chutdewn sennence. Valve COA-8 was I m Imanually closed and the erercency discharce line wns renrfred. The CCW I i,#2i loperatine procedures will be reviewed and revised as deemed neenssarv. I ti61I I

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