ML20085K160

Telecopy Ro:On 731109,containment Spray Interlock Level Switches LITS3-263-73A & 73B Found Out of Calibr.Cause Not stated.Ten-day Rept Will Be Submitted

ML20085K160
Person / Time
Site:	Dresden
Issue date:	11/09/1973
From:	Worden W COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NUDOCS 8310200223
Download: ML20085K160 (2)

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m <r SUB JEC T: DPR-25 DRESDEN NEUCLEAR P0YEo STATION UNIT 3 j Sg THIS WILL CONFIRM A CONVERSATION WITH MR H DANCE OF I O$ta YOUR OFFICE AT 1550 HOUDS THIS DATE CONCEONING CONTAINMENT SPRAY '

INTERLOCK LEVEL SYITCHES BEING OUT OF CELEEDATION. TAPLE 3.9.2 0F THE TECHNICAL SDECIFICATION STATES THE TDIP SETTING BE EOUAL -

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WAS FOUND TO TRIP FOUR INCHES AND LITS 3-263-73B WAS FOUND TO TRIP l FIVE INCHES DELOW THE 2/3 CORE HEIGHT / 2 INCHES.WE WILL SUBMITT I A TEN DAY LETTER ON THIS INCIDENT.

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DRESDEN NEUCLEAR POWER STATION COMMONWEALTH EDISON CO

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, OlVISION OF COMPLI ANCE

'S REGION 811 fiarg e 799 ROOSEVELT ROAD TELEPHONE GLEN ELLYN, ILLINots 60137 oizi ass.zeso A. RO Inspection Report No.

Transmittal Date  :

Distribution: Distribution:

RO Chie f, FS&EB R0 Chie f, FS&EB RO:HQ (5) RO:HQ (4) l DR Central Files L:D/D for Fuel & Materials I Regulatory Standards (3) DR Central Files Licensing (13) RO Files RO Files B. RO Inquiry Report No.

Transmittal Date -

Distribution: Distribution:

R0 Chie f, FS&EB RO Chie f, 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 Company Docket No. 50-249 (Licensee & Docket No. (or License No.)

Transmittal Date  : November 27, 1973 Distribution: Distribution:

RO Chie f, FS&EB RO chie f, FS&EB RC:HQ (4) RO:HQ (4)

Licensing (4) l DR Central Files L:D/D for Fuel & Materials DR Central Files RO Files RO Files y d.'1 f 4,y6 J

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v RiEtiYSICALTHimY rea ested?_ (YES-AGNT, M-6Dahsre)

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DIoECTO? ATE OF DEGULAT0oY OF OPERATION oEGION 3 US ATOMIC ENEDGY CO.991SSION 799 P00SEVELT DOAD s s GLEN ELLYN IL 60137 ' D <4 FU9 JEC T: DPR-25 D9ESDEN NEUCLEAR PCu.'ED STATION UfIT 3 THIS WILL CONFI9M A CONVEoSATION WITH MD H DANCF 07 )

Ym r a CFFICE AT 1550 HOUoS THIS DATE CONCEoNING CONTAIN9ENT S? AY INTEDLOCK LEVEL SUITCHES DEING OUT OF CELEcoATION. TAoLE 3.9.9 0F THE TECHNICAL SDECIFICAT ION STATEc THE TDID S ET T I N G D E E L' A L T7 09 ODE ATEP THAN 9/3 CORE HEIGHT. 2 /3 CooE HEICHT C9eoEFP0f:D TP0 057  !

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vt. c r0UND TO T9IP FOUR It.'CHES AND LITS 3-9C3-739 YAS F0t!ND TO TCIP FIVF I';CMES FELOV THE P /3 CODE MEIGHT / ? INCHES.YE VILL SUFMITT a TE *: 9AY LETTEo ON THIS INCIDENT.

V ? YODDEN SUPEDINTENDENT DOESDEN "EUCLEAo POUED STATION COMMONVEALTH EDISON CO

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ATOMIC ENERGY COMMISSION y DIVISION OF COMPLIANCE

• g REGION Ill Ong y 799 ROOSEVELT ROAD TELEPHONE GLEN ELLYN. lLLINOls 60137 (312) ess-zeso A. RO Inspection Report No.

Transmittal Date  :

Distribution: Distribution:

RO Chief, FS&EB RO Chief, FS&EB RO: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:

R0 Chief, FS&EB RO 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 Company Docket No. 50-249 (Licensee & Docket No. (or License No.)

Transmittal Date  : November 27, 1973 Distribution: Distribution:

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

Licensing (4)

DR Central Files L:D/D for Fuel & CF b DR Central F RO Files RO Filesg

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