ML20002A784

LER 80-038/03L-0:on 801021,crack Was Found on Reactor Water Cleanup Heat Exchanger Equalizing Line (3-1292-2-A).Cause Unknown.Leak Was Temporarily Patched

ML20002A784
Person / Time
Site:	Dresden
Issue date:	11/12/1980
From:	Cieszkiewicz S COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17193A544	List: ML17193A543 ML20002A784
References
LER-80-038-03L-02, LER-80-38-3L-2, NUDOCS 8011210551
Download: ML20002A784 (1)

Text

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LICENSEE EVENT REPORT -

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asPCar CAT: so EVENT DESCMWTICN AND PMCSASLE CCNSEQUENCES Oio lTTT} l During nor:nal unit operation while performing maintenance inspections, a crack was  ;

gg found on Reactor Water Cleanup heaC exchanger equalizing line (3-1292-2-A). Leak l

,9,,, g located on a two inch pipe near a coupling socket weld. System remained operational.  ;

,,,,,g Safety significance minimal since all leakage contained in Reactor Bldg. Floor Drain

,ogjg System, and line is located outside primary containment isolation valves. A similar [

y 3 , , y ; occurrenc,e was reported on Unit 3 by R.O. #79-8/03L-0. g lo tiles 7

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si .o ai 42 42 44 47 CAUSE DESCRIP*lON AND CORRECTIVE ACTICNS h

,,,a;[ The cause is unknown. Leak was temporarily pacched. Final fix will include removal  ;

, , ,, , g and replacement of small section of pipe and rewelding the two inch pipe to coupling. ,

No further corrective action deemed necessary. ,

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NAME OF PRI[ PARER PS* CN E: .

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