ML20085J933

Telecopy Ro:On 740516,during Local Leak Rate Testing,Msiv 1B Found W/Leakage Above Allowable Limit.Cause Not Stated

ML20085J933
Person / Time
Site:	Dresden
Issue date:	05/16/1974
From:	Stephenson B COMMONWEALTH EDISON CO.
To:	Oleary J US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20085J926	List: ML20085J922 ML20085J927 ML20085J933
References
NUDOCS 8310190214
Download: ML20085J933 (1)

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.US WASHINUTCN DC 2PL45 SurJECT OPh-db DisISOEr4 NCCLEAR r csiH STAliv e UNIT 3 1815 w!LL CONC!RM A CbNVERSAI!ON WITH F MALHA OF YOUR OFFICE AT 16Ci HOUNS TMIS DATE CONOlhNING 1rth DISCOVEHy ObH I '4 G LCC AL LEAK RATE TESTING CF LEAnauf PAST THC le ;4AIN STEAM Ll.Ni ISOLATION VALVE IN EXCESS OF THE SURVIELANCE RECUlREtiE'JTS GIVeN IN SECT!ON 4 7 0F THE TECrPJICAL SPECIFIC ATIONS TC LEAgAug NEASUREo. AS 24.E SCF AT e5 PSIG.

A Lt. OTriER MAIN STEAM ISOLATION VALVES HAD LEAD RATE LESS T ri A 4 TAG 11 5 gr, AT 25 PSIG MAXIi41M ALLOd4uLE d 8 STEPHENSON

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