ML20085J943

Telecopy Ro:On 740506,during Local Leak Rate Testing, Excessive Leakage Discovered from Feedwater Check Valves 3-220-58B & 3-220-62B.Cause Not Stated.Preparation Underway to Disassemble & Repair Defective Valve

ML20085J943
Person / Time
Site:	Dresden
Issue date:	05/06/1974
From:	Stephenson B COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20085J940	List: ML20085J938 ML20085J943
References
NUDOCS 8310190229
Download: ML20085J943 (2)

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ESA GLE1 ELLYN ILL 60137 j Oh GUBJECT DPR-25 DRESDEN NUCLEAR POWER STATION UNIT 3. THIS WILL O CONFIRM OUR CONVERSATION WITH F MAURA 0F YOUR OFFICE AT I o

j 1530 HOURS THIS DATE CONCERNING THE DISCOVERY VIA LOCAL LEAK f i $Q RATE fESTING OF EXCESSIVE LEAKAGE PAST FEEDWATER CHECK l kg VALVES 3-220-58B AND 3-220-62B. PREPARATION i

S'" ARE UNDERWAY TO DISASSEMBLE AND REPAIR THE DEFECTIVE VALVE.

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