ML19256C591
| ML19256C591 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 05/18/1979 |
| From: | Bryan S, Klinger G, Nolan F NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| To: | |
| References | |
| PNO-79-117, NUDOCS 7910100557 | |
| Download: ML19256C591 (1) | |
Text
I~Y PRELIMINARY NOTIFICATION May 18, 1979 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-79-117
_This preliminary notification constitutes EARLY notice of an event of POSSIBLE safety or public interest significance.
The information Rresented is as initially received without verification or evaluation and is basically all that is known by IE staff on this date.
Facility:
Sacramento Municipal Utility District Rancho Seco Nuclear Plant Docket No. 50-312 Sacramento, California
Subject:
Startup Delay Because of f'ain Electrical Generator Damage On May 17,1979, while perfonning a final inspection on the main electrical generator, a Westinghouse representative detected two hurned spots on the generator stator coil.
The licensee, through discussions with Westinghouse technical personnel, determined that the generator cannot be run without danger of further damage.
The licensee has decided to disassemble and repair the generator.
The total length of time estimated for repair is from 17 to 24 days.
Media interest is expected.
The licensee issued a news release on fiay 17.
A news release is not plannned by the NRC.
Region V (San Francisco) received telephone notification from the fianager, Nuclear Generation, on this item at 7:30 AM on May 18, 1979.
_C_onta c t :
G. Klingler, IE x280?9; F. Nolan, IE x28019; S. Bryan, IE x28019 Distribution:
Transmitted H St C D Chairman Hendrie Comm'issioiler bradford S. J. Chilk, SECY Commissioner Kennedy Commissioner Ahearne C. C. Kammerer, CA Commissioner Gilinsky ACRS (For Distribution)
Transmitted: f1NB' N
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P. Bldg J. G. Davis, IE L. V. Gossick, E00 H. R. Denton, NRR Region \\/
1 H. L. Ornstein, ED0 R. C. DeYoung, NRR J. J. Fouchard, PA R. J. fiattson, flRR N. M. Haller,f1PA V. Stello, NPR (MAIL)
R. G. Ryan, OSP R. S. Boyd, NRR J. J. Cummings, 0IA H. K. Shapar, ELD SS Bldg 2 17 R. Minogue, SD W. J. Di rcks, NMSS S. Levine, RES PRELIf1IflARY NOTIFICATION
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