ML20126D050

Ro:On 800315,received Notification That Incorrect Valve Operator Weight Was Used in Seismic Analysis for Component Cooling Water Valves FCV-70-133,134 & 183.Caused by Analysis Error.Analysis Will Be Rerun W/Correct Weight

ML20126D050
Person / Time
Site:	Sequoyah
Issue date:	03/15/1980
From:	Ballentine J TENNESSEE VALLEY AUTHORITY
To:
References
NUDOCS 8004150418
Download: ML20126D050 (1)

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S m'" - 5 0 - 3 2 7 / 9 7 co T rcrted under 1cchnics1 Specificatien (. 9.1.12.h P-t.e of occutrence:

3/15/80 73re of 0.:currence:

0900 heure t! nit 1 Techn1rs1 Frecificetion 7pvo.1ved:

none conffticna Trinr tc 0 currence Unit 1 in liede 6 fo11 cuing initici core loodJng.

1<'+nt i fientien and P-c:r f rt 5nn of 0:currence Uetifft.atten vbn reccJved frem 1VA Divicien of rociocering perirn thet the inter i ect (r-ncenrervative) valve operrter weight vue uced in the veiemic cur l y r.t c fer c<.mpenent coe3fng unter valves TCT-70-333, TCV-70-134, and ICV-70.103, b.itheurb there valveri ere not required to be operabJe in tiede 6 thie item is reporteb)e under Technical Specificatico 6.9.1.12.h, dryerent Cen" e,f Occurrence Incerrect velvo opar d t vcf rht uced in reic7 ic ana3ysis.

Other r e.1 - t e d tvj_nts l'ene C vreetivo t.etien Token or rienne1 She seirnic cuelysfa vill be teren using the correct' valve operator vcir,hte.

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_,.- Jere M. Dellcntine' Felect T1rnt Superintendent

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Scqueych Nucicar Plant 8 004150 h((