ML19211C476

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Provides Info for Informing ASLB of Plant Shutdown on 800106
ML19211C476
Person / Time
Site: Trojan File:Portland General Electric icon.png
Issue date: 01/07/1980
From: Broehl D
PORTLAND GENERAL ELECTRIC CO.
To: Schwencer A
Office of Nuclear Reactor Regulation
Shared Package
ML19211C477 List:
References
NUDOCS 8001110463
Download: ML19211C476 (1)


Text

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.a January 7,1980 Trojan Nuclear Plant Docket 50-344 License NPF-1 Director of Nuclear Reactor Regulation ATIN:

A. Schwencer, Chief Operating Reactors Branch #1 Division of Operating Reactors U. S. Nuclear Regulatory Commission Washington, D. C.

20555

Dear Sir:

To assist your Staff in carrying out its responsibility to inform the Atomic Safety & Licensing Board for the Control Building Proceeding of shutdown of the Trojan Nuclear Plant, the following information is provided concerning a Plant shutdown on January 6,1980.

During the morning of January 6,1980, main condenser vacuum began decreasing slowly. Plant output was reduced, the main turbine was tripped at 11:53 a.m., and the reactor was manually tripped at 11:59 a.m.

An air leak into the main condenser has been repaired and the Plant returned to power operation at 10:10 a.m. on January 7, 1980.

Sincerely,

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Mr. R. H. Engelken, Director U. S. luclear Regulatory Commission Region V

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Mr. Lynn Frank, Director

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