ML20049H210

Provides Updated Info Re Problems W/Steam Generators in Ringhals 3 Reactor.Detailed Rept Has Been Requested from Util.Corrective Action Under Evaluation

ML20049H210
Person / Time
Site:	05000000, 05000465
Issue date:	11/10/1981
From:	Mandeus G SWEDEN, GOVT. OF
To:	Lafleur J NRC OFFICE OF INTERNATIONAL PROGRAMS (OIP)
Shared Package
ML20049H209	List: ML20049H208 ML20049H210 ML20049H253 ML20052F683 ML20052F696 ML20052F711 ML20052F716 ML20052F746 ML20052F757 ML20052F771 ML20052F787 ML20052F790 ML20052F794 ML20052F797
References
FOIA-82-167 NUDOCS 8112070017
Download: ML20049H210 (2)

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• ATTEN. TION: JOSEPH D..

LA.FLEUR, DEPUTY DIRECTOR

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DFFICE OF INTERNATION PR,0 GRAMS, NRC 1

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1981-11-10 NO.269/81/EF J

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TUBELEAKAGE AND VALLTHINNIN'i v.T.TUSE$ IN RINGHALS3

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. 1 IN OUR TELEX TO YOU ON -0CTOBER 277H ~1951 VE INFORMED

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'* '1 9 1 t-YOU ABOUT THE PROBLEMS _VITH THE STEAM GENERATORS IN'.

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.d RINGHALS 3. VE HAVi NOV TOLD THE OVNF.R, THE. STATE.t.1r ;

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POVER BOARD, TO GIVE US A: DETAILED REPORT.0F VHAT. HAS J

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"r i C HAPPENED AND WhAT IS BEIt'G PLANNED TO FIND AN OVERALL.

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SOLUTION ON THi FEEDVATER AND STEAM GENERATOR PROBLEMS

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VH10h HAS OCCURED UP TILL.NOV. VE HAVE THUS REQUESTED

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0F. THE DAMAGES AND.THE PRIMAY.CAUSES TO ~ThE OCCURED DEFICENCIEST. :.a.M,/;I&

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MEASURING'0F VIBRATIONS IN.THE.FEEDVATER PIPING'AND IN THE PRE +.I.(C:'l'Il'.!8 HEATING SECTIONS OF THE STEAM GENERATORS.'-

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. R'VITH REGARD TO PLANNED:ACTIch*S VE.HAVI. RECUESTED MEASURES'TOiBE.7-D' A.I.';; ;

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<TAKEN IN ORDERTO ELIMINATE THL! CAUSI:S OF ;0CCURED ?. DAMAGESANDi:IN..r 1 i*'

ORDER'.TO: RESTORE ' THE. STEAM 'GENERATOTsS '.. INUTHAT RESPECT : EMPHASIS.M;. 1:.7.j:,

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1 :.:1' :SHOULD BEi PUT: ON' EXPERIMENThL 'VERIFI'CATIONh0F SUGGESTED.*.':.U.!!i;li.5'E Id

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,4 THE STATE POWER BO ARD '.'E '4ILL REP' ORT DACK 70 k0..

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IF YOU HAVE ANY FURTHER INFORhATION'THAT.YOU l0NSIDER

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VALUABLE TO US IN THESE IMTTERS DO NOT HESITATE TO

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KIND REGARDS

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GORAN MANDEOS 51 t-s

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