ML20084E266

Ro:On 750123,HPCI Steam Valve MO-2-22301-4 Failed in Midposition During HPCI Logic Test.Cause Under Investigation

ML20084E266
Person / Time
Site:	Dresden
Issue date:	01/24/1975
From:	Stephenson B COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20083L276	List: ML20083L281 ML20084E252 ML20084E259 ML20084E263 ML20084E266
References
NUDOCS 8304140532
Download: ML20084E266 (3)

Text

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SUBJECT:

DPR-19 DRESDEN NUCLEAR POWER STAfI~0'N I~

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on g[ THIS WILL CONFIRM A CONVERSATION WITH MR JOHNSON OF YOUR OFFICE l 88 AT 1540 HOURS THIS DATE CONCERNING FAILURE OF MO-2-22301-4 HIGH hO PREASSURE COOLANT INJECTION STEAM VALVE IN THE MID POSITION

@@ DURING HPCI LOGIC TEST l-23-75. SYSTEM WAS NOT REQUIRED TO BE

• '" OPERABLE AT THIS TIME. CAUSE OF FAILURE UNDER INVESTIGATION. l o

.2m msf B STEPHENSON SUPERINTENDENT DRESDEN NUCLEAR POWER STATION -

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f[ REGION 111 799 ROOSEVELT ROAD mg GLEN ELLYN. ILLINOIS 60137 (312) 858 2660 A. RO Inspection Report No.

Transmittal Date  :

Distribution: Distribution:

R0 Chief, FS&EB R0 Chief, FS&ED RO:HQ (5) RO: LIQ (4)

DR Central Files L:D/D for Fuels & Materials Regulatory Standards (3) DR Central Files Licensing (13) RO Files RO Files B. RO Inquiry Report No.

Transmittal Date  :

Distribution: Distribution:

R0 Chief, FS&EB RO Chief, FS&EB RO:HQ (5) RO: liq DR Central Files DR Central Files Regulatory Standards (3) R0 Files Licensing (13)

RO Files Commonwealth Edison Co., Docket No. 50-237 C. Incident Notification Fro:a:

(Licensee & Docket No. (or License No.)

Transmittal Date  :

FP" 3 S 1975 Distribution: Distribution:

R0 Chief, FS&EB R0 Chief, FS&EB RO:HQ (4) RO:HQ (4)

Licensing (4) L:D/D for Fuels & Materials DR Central Files DR Central Files R0 Files RO Files 3Y r Lq4'v cp

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S USJ EC T : UPR-19, DRESDE.'J :.UCLEAR POWER STATION UNIT 2.

THIS WILL CONFIdM A CONVERSATION WITH MR JOH;iSod 0F YOUR OFFICE AT 0930 HOURS THIS DATE C0hCER WI NG CRACKS 70350 0F CORE SPRAY I NJ EC TION LI;.id IN AREA UF LINE SETWEiN SAFE EiiD AND INJECTION LIi;E . GR ACd TiiROJ6:i Ini nLL c.n::. r uuuu a l c:uu, a UGLucn anu 12 OCLOCK IN N13A 30 VEL AREA, AhJ AT 10 ANO 1150 ON THE N195 NOVEL AdEa. I:iVESTIJATION INTO CAUSE OF FAILUh2 IS UNDER WAY 5 3 STEPHENSON , SUPERI:.TEhDENT , DRESDEU adCLEAR POWER STATION , p COMM0i14EALTH EDISON CO , RR 1 MORRIS IL 60450 19 0 4, ES T ,;

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SUBJECT:

DPR-19 DRESDEll tiUCLE AR PO' DER STAT idN' U'!IT .t 2

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. y [ g c =. I'2 t & j, g THIS UILL Col! FIRM A CONVERSATI0tJ UITil MR J0l!tlS0!! 0F YOUR OFFICE I

AT 1540 HOURS THIS DATE COl!CER!JICG Ft.ILURE OF M0-2-22301-4 HIGH PREASSURE COOLANT It!JECTION STEAM VALVE It! THE MID POSITION DURI!!G !!PCI LG0IC TEST l-23-75. SYSTE!1 UAS HOT REQUIRED TO DE OPERAULE I.T TlilS TIME. CAUSE OF F AILURE Ui! DER It!VESTIGATION.

en'* WE) D STEPitEUS0l! SUPERINTEHDEf!T DRESDEU t UCLEAR POWER ST ATI0t-!

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