ML20085K009

Telecopy Ro:On 740117,seam Admission Valves on HPCI Turbine Failed to Open.Cause Not Stated.Orderly Shutdown Initiated

ML20085K009
Person / Time
Site:	Dresden
Issue date:	01/17/1974
From:	Worden W COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NUDOCS 8310190307
Download: ML20085K009 (2)

Text

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03195 TSVE MORRIS IL 102 01-17 315P CST PMS MRS JAMES G XEPPLER REGIONAL DIRECTOR SIRECTORATE

• h,b 0F REGULATORY OPERATIONS REGION #3 US ATOMIC ENERGY COMMISSION WUX 799 ROOSEVELT ROAS GLEN ELLYN IL 60137 SUBJECT DPR-25 BRESSEN NUCLEAR POWER STATION UNIT #3.

38 THIS WILL CONFIRM A CONVERSATION WITH MR F. MAURA 0F YOUR OFFICE AT 1415 HOURS THIS DATE CONCERNING A FAILukE 6 0F THE SEAM A5 MISSION VALVES ON HIGH PRESSURE C00 LENT So INJECTION TURBINE TO OPEN THEREBY RENBERING THE HPCI SYSTEMS INOPERABLE. THE FAILURE WAS BETECTER ON JAN 17e 1974 AT 330 HOURS WHILE CONSUCTING THE REQUIRES HPCI SURVEILLANCE BUE To THE PREVIOUS FAILURE OF 3A i

ELECTR0MATIC RELEASE VALVE. .

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' AN ORDERLEY SHUT 30WN IN ACCOR9ANCE WITH ECTION '315.pcj C.3 0F THE TECHNICAL SPECIFICATIONS WAS IMIEDIATELY INITIATES.

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SUPT DRESSEN NUCLEAR POWER STATION COMMONWEALTH E31 SON COMPANY ROUTE I MORRIS IL NNNN TELEGRAMS (OTHER THAN MONEY ORDERS )

IEPHYSICAL DELIVERY requested?,_(YES-AGENT, NO-ADDRESSEE)

AGENT SECTION

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%,, REGION lli tragg e 799 ROOSEVELT ROAD 7gggpgogg GLEN ELLYN, ILLINOIS 60137 (31z) ass-zeso A. RO Inspection Report No.

Transmittal Date  :

Distribution: Distribution:

R0 Chief, FS&EB RO Chie f , FS&EB R0:HQ (5) RO:HQ (4)

DR Central Files L:D/D for Fuel & Materials Regulatory Standards (3) DR Central Files Licensing (13) RO Files ~

RO Files B. RO Inquiry Report No.

Transmittal Date  :

Distribution: Distribution:

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

RO Files C.

Incident Notification From: Commonwealth Edison Co. Docket No. 50-249 (Licensee & Docket No. (or License No.)

Transmittal Date  : January 21, 1974 Distribution: Distribution:

RO Chief, FS&EB RO chief, FS&EB RO.HQ (4) RO:HQ (4)

Licensing (4)

L:D/D for Fuel & Materials DR Central Files DR Central Files RO Files RO Files

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