05000335/LER-1980-066-03, /03L-0:on 801201,B Component Cooling Water Heat Exchanger Was Isolated to Repair Leak in Icw Discharge Piping.Caused by Normal Wear & Corrosive Attack at Elbow. Leak Repaired

/03L-0:on 801201,B Component Cooling Water Heat Exchanger Was Isolated to Repair Leak in Icw Discharge Piping.Caused by Normal Wear & Corrosive Attack at Elbow. Leak Repaired

ML17266A391
Person / Time
Site:	Saint Lucie
Issue date:	12/31/1980
From:	Pace P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17209A607	List: 05000335/LER-1980-066, Forwards LER 80-066/03L-0 05000335/LER-1980-066-03, /03L-0:on 801201,B Component Cooling Water Heat Exchanger Was Isolated to Repair Leak in Icw Discharge Piping.Caused by Normal Wear & Corrosive Attack at Elbow. Leak Repaired
References
LER-80-066-03L, LER-80-66-3L, NUDOCS 8102030487
Download: ML17266A391 (1)

LER-1980-066, /03L-0:on 801201,B Component Cooling Water Heat Exchanger Was Isolated to Repair Leak in Icw Discharge Piping.Caused by Normal Wear & Corrosive Attack at Elbow. Leak Repaired

Event date:
Report date:
3351980066R03 - NRC Website

text

4 NRC FORM 254 IT TTI LICENSEE EVENT REPORT Ue 5. NUCLEAR REOULATORY COMMISiSION 4.

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~ll I'Q Il OQCKETRUMIER 44 44 EVEHTOATE l4 15 AEFOATQATE 54 EVENT OESCRIPTION ANO PROBABLE CONSEOUEOIICES lQO During normal full ower o eraWion.it became necessar to isolate th

'B'CW heat exchanger to effect repairs on a leak in the ICW dischar e

piping from the B

CCW heat exchanger.

The leakin elbow was re aired and two independent CCW loops were reestablished.in 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> which is within the 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> allowed by TS 3.7;3.1:

The heat removal'a abilit of the heat exchanger was never impaired and two independent loops could have been established at an time durin re airs.

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44 4I 42 44 47 CAUSE OESCRIPTION ANO CORAECAVE ACTIONS 022 The ICW piping showed normal si ns of wear and corrosive attack at the elbow. It was determined prudent to isolate-the heat exchan er and repair the leak.

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