ML20085J898

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Telecopy Ro:On 740522,main Steam Drain Valve M03-220-2 Failed to Operate Properly.Breaker Tripped & Required Resetting Several Times Before Valve Would Fully Close
ML20085J898
Person / Time
Site: Dresden 
Issue date: 06/17/1974
From: Stephenson B
COMMONWEALTH EDISON CO.
To: Oleary J
US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20085J895 List:
References
NUDOCS 8310190184
Download: ML20085J898 (1)


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1974 JUN 17 P1 6 46 A

TL4A166 WAAl 7 9C 17 47 )( 1-036496Cl 66002)PD C6/17/7 4 172P ff IC S IPMVEIU MVN 2

U.S. AT;M r ENEEGY COMM.

P2134 TDVE MORRIS IL 126 P6-17 22 5P CDT IN E PAS MR J.

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O' LEARY, HIRECTOR rag j

DIRECTOR 41E OF LICENSING O

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WUd US A104IC ENERGY COAAISSION 2

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WASHINGTON DC 264s

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DRiSOEN NUCLEAR POWER STATION UNIT 3 O

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THIS WILL CONFIRA OUR CONVERS ATION alTH F.

MAURA 0F YOUR.

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WFICE AT 1315 n0URS THAT DATE CONCERMING A FAILURE ~TO OPERATE

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PROPERLY ON MAY 22, 1974 0F MAIN STEAM DRAIN VALVE M03-2PC-P.

4 ;i Lr~ C LUsi.v u ents VALVc. PRIOR TO LOCAL LEAK RATE TESTING THE tNEAXER 1 RIPPED AND REQUIRED RESET 11NG SEVERAL TIMES BEFORE THE VALVE WOULD FULLY CLOSE TH h S PROBLEM wAS NOT NOTED IN Tdd j

SdIF T ENb!NEERS LOU AT THE 'Ildi AND AS A RESULT THIS REPORT J

IS SUdMI T IED LAT E.

A 1h DAY LE1iER DETAILe.0 THE CORRECTING

  1. C TI ON IS FOR1H COMING IN ACCORDANCE WITH REGULATORY GUIDES 1 16.

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STEPHENSON, SUPERTINDENT DRESDEN NUCLEAR P0 DER

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STATION COMMON 4EALTH EDISON COMPANY RTE 1

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NORRIS ILLINDIS 60450

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