ML20028F436

LER 82-035/03L-1:on 821216,during Full Power Operation, Pinhole Leak Discovered in Suction Line from Vol Control Tank to Charging Pumps.Caused by Vibrations & Pulsations in Associated Piping.Leak Plugged

ML20028F436
Person / Time
Site:	Kewaunee
Issue date:	01/14/1983
From:	WISCONSIN PUBLIC SERVICE CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20028F425	List: ML20028F424 ML20028F436
References
LER-82-035-03L, LER-82-35-3L, NUDOCS 8302010350
Download: ML20028F436 (1)

Text

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DOCKET NUVBEf4 EVENT D ATE REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h TiTT1 l Darinst full power operation a pinhole Jeak was discovered in the suction lino from l

313 l l the VCT to the charging pumps. This event is reportable per T.S. 6.9.2.b(4) as an g

,14l l abnormal degradation of a system designed to contain radioactive materials. The  ;

,,;3; ; Chemical ana Volume Control System remained operable. There was no effec' on public g i ls l l safety or plant operation.

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44 4y CAUSE DESCRIPTION AND CORRECTIVE ACTIONS TTo1 1 The piping leak has been attributed to vibrations and pulsations in the associated ]

, l1] l pipiny. The leak was plugged using a standard maintenance procedure and visually g

[2l l inspected. Plans are to replace the section of piping during our upcoming refueling  ;

_ l3l l outage. Also see LER 81-039.  ;

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