ML17252A913

Letter Confirming a 04/23/1975 Conversation Concerning Failure of Feedwater Check Valves, 3-220-58A and 62A, and 3A Feedwater Line to Pass Local Leak Rate Test During Refuel Outage Surveillance - Dresden Unit 3

ML17252A913
Person / Time
Site:	Dresden
Issue date:	04/23/1975
From:	Stephenson B Commonwealth Edison Co
To:	James Keppler NRC/RGN-III
References
Download: ML17252A913 (1)

Text

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_G. LG: ELL 'O~ IL 6 0 13 7 SUF.JE:CT: DP?.-25, DRESDE!\' NUCLE1\F~ P0 1.1IER ST/\TIO!';, 1

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THIS !,*JILL CCNFIRi'i /i CONVERSATIOfv \'/ITH Vir~ HUC-l Dtd~CE OF YO!JR OFFI-CF.

(__.. AT 1500 HOUf;S TL{IS D?1TE COf'JCERIHNG OF FAIL .!Pt: GF FEElJ\.*IATZF CHCCK1

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VALVES, 3-220-58A AND 62A, AND 3A FEEDWATER LINE TO PASS LOCAL LEAK

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• ......* RATE TEST D !JR ING REFUEL OIJTACE SUR'JELr,NCE. THE 2?0-53f'\. V/1LVE REVEALED A LEAKAGE OF ia3.5 SCSH ~HILE THE 220-62A VALVS LEAKAGE w~~

323.4 SCSH. BOTH VALVES WILL BE INSPECTED AND REPAIRED DURING THIS ..

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\.. SF-1201(RS-69)~DDITIOi*.j, EXCECI 1/E LEAKM:E IS ALSO PEPORTED r-mu TH[ PRI01!i.RY

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-60 f -r1*

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-~0 Uc., ' -63. LEAKAGE REVEALED. WAS 34.75

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