Text

Concerning Excessive Leakage Through Primary Containment Feed Water Isolation Check Valves
	ML17252A216
Person / Time
Site:	Dresden
Issue date:	06/02/1975
From:	Stephenson B; Commonwealth Edison Co
To:	Rusche B; Office of Nuclear Reactor Regulation
References
	Download: ML17252A216 (1)
	v • d • e

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. res I PMB NGZ CSP 8159424449 TDBN MORRIS IL**73 06-02 1007A EST*

PMS BERNARD C RUSCHE, DIRECTOR

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DIRECTORATE OF LICENSING, \\*JUX*

US NUCLEAR.REGULATORY. COM~1ISSION'.

\\iJASHiNGTON DC* 20555

SUBJECT:

DPR-2.5, DRESDEN NUCLEAR POWER STATION~,*_UNIT S~*

THIS WILL CONFIRM A *GONVERSATI*ON WITH.MR ~p ".JOHNSON' OF YOUR OF-FI CE AT l 445 HOURS 5-30-75 CONCERN! NG EXC I AGE i'r

!<'R ISOL.

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-220-62B DURING REFUELING OUTA.GE SURVEILLANCE. LEAKAGE IS BELIEVED* -

AT THIS TIME TOBE CAUSED BY.FAILURE'OFTHE**VALVE nrsc*sEAL. BOTH.

VALVES WILL* BE INSPECTED AND REPAIR.ED *nuRI)G ~THIS OUTAGE *.

BB STEPHENSON,* SUPERINTENDENT DRESDEN. NUCLE:AR/POWER: STATION COMMONWEALTH EDISON COMPANY RR l MO,RRIS IL* 60450 l 041 EST I..

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