ML17252A946

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Letter Confirming a 11/09/1973 Conversation Concerning Containment Spray Interlock Level Switches Being Out of Calibration - Dresden Unit 3
ML17252A946
Person / Time
Site: Dresden Constellation icon.png
Issue date: 11/09/1973
From: Worden W
Commonwealth Edison Co
To: Giambusso A
US Atomic Energy Commission (AEC)
References
Download: ML17252A946 (1)


Text

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. USAEC HQS GtWN WU WSH. u.s~ lTOMIC t~RGY cotiit 1L)(A27A. WA.A305~20l4>< l-034344C3l3002>PD 11/09//J12Wf~

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021..~.7. TPV£ MOR.RI S IL 11-0 9 420P CST

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- . PM.S. . MR A GIAMl;HJSSQ ,,.._.' . .

  • .DEPUTY DI RECTO~- F'OR. R£~,CTOR.I PROJECT

. Regulatory Fite Cy.

. DIRE:CJOR"TE OF' LICENSING *US. ATOMIC. ENERGY COMMISSI.ON

.WASH pc 20~4~,

.SUBJECT a, DPR-2.5. DRESDEN NEUCLEAR

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.,. ,.POWER . . .... . STAT I.ON UNIT 3 THIS WILL CONF'IRM_ ...... ..

~CONVERSATION WITH MR H DANCE." .OF'

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YOUR

. OFF'. ICE . AT l 550 . .HOURS. THIS DATE: . , CONCERNING . . CONTAINMENT . 'SPRAY

. . c INTERLOCK LEVEL SWITCHES . . ,.

BEING... . . .

OUT .:. .. .

OF'. CELEBRAT.ION. __,_ .. .. . .

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TABLE,

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~2.~*0F lECHNIC~L. SP~CifJCATION

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STATES THE.TRIP SETTING BE' EQUAL

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TO _OR GR.EATER :THAN 21~ CORE HEIGHT. 213* CORE. HEIGHT CORRESPOND TWO

. 257 INCHES OF" WATER WHEN CALABRATING .THESE sw1.TCHES. LITS~-263-73A

. . . . *:' ..: "" . I WAS FOUND TO TRIP l'OUR INCHES AND LITS3~263-73B WAS'.F'OUND TO TRIP

~JV~ INCHES BELOW THE .213 COR~ HEIGHT I 2 INCHES.WE.. , WILL SUBMITi \.

'I I.

A T~N DAY LETTER ON THIS INCIDENT.

W P WORDEN SUPERINTENDENT .

. DRESDEN NEUCLEAR POWER SJATION COMMONWEALTH EDISON CO

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