ML19211B724

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Forwards 10CFR21 Rept as Suppl to 790910 Deficiency Rept Re Design Inadequacy in Fan Cooling Sys.Vendor Instructions Advise Fan Blade Switch Replacement.Only Three Sites Involved.No Bulletin or Circular Warranted
ML19211B724
Person / Time
Site: North Anna Dominion icon.png
Issue date: 10/02/1979
From: Jordan E
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To: Brunner E
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19211B725 List:
References
REF-PT21-79-151-000 NUDOCS 8001030423
Download: ML19211B724 (1)


Text

,

P00R ORGINa OCT Jocnet.40. 50-339

E.50%CLS FOR:

E. J. :runr.cr, Chief, T.O.ir Cranch, Fegion !

R. C. Lawis, Acting Chief, F0h5 Eranch, Ecgion II FR.:H:

Eduard L. Jordan, issistant Director for Technical

^rograms, ROI, IE S;.m iCT:

EPDGCJCY DIESEL E..EMTOR FO R C0CLI.T. MTF11 T;.e enclocad ICCF2 21 crer frec ::crth anna Unit 2 identifies a des"n inad:cuacy in t.w COG Fan C0oling Os cm.

Moriarity of Colt Industries infore2d us that t5.is t;w of Tan

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Cooling Systen,:as in service at ':crth Anna Units 1 '. 2, Crynal liver Unit 3, and T rce Mile I: land Unit 1.

We also informed us that t."e instruction.:coks iedressac the requireents to change t.u fan :alade c. itch.

Jince this itec ac. ears to ao linited to the three sitas it nse dee; not

,. arrant a Circular' or.ulletin.

o... var, in t:.e ccurse 'cf a r quiarly scnedulud ins. ection of the facilities, e racerrxmd that en insrector detumine that the affected licansees are a. ara of the design inadaacy ard that any re',uired correctiv6 action ha 5.ecn taken.

ii.ard L. Jordan, Assistant Director for Technical Prograns Division of Reactor C?erations Ins.Lecticn Cffice of Ins;.cction and Enforcament cc:

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