ML19317F798

AO-75-04:on 750325,three Pressure Transmitters to Reactor Protective Sys Pressure Drifted Outside Tech Spec Limits. Detailed Info to Follow within Two Weeks

ML19317F798
Person / Time
Site:	Rancho Seco
Issue date:	03/27/1975
From:	Reinaldo Rodriguez SACRAMENTO MUNICIPAL UTILITY DISTRICT
To:
Shared Package
ML19317F799	List: ML19317F798 ML19317F800 ML19317F804
References
NUDOCS 8002210560
Download: ML19317F798 (1)

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ACAAhiDiTO MUNICIPAL UTIL., DISTRICT 'O 820f S Sucet, Box 15a30, i amemu. Ceilfomis 95813: (916) 45242ft RJR 75-146 March 27, 1975 Mr. R. H. Engelken Director of Regulatory Operations d'

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Region V NRC Operations Office 1990 No. California-Soulcvard Walnut Creek Plaza, Suite 202 Walnut Creek, California 94596 Re: NRC Docket No.30-312

l Rancho Seco Nuclear Generating

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Station, Unit No. 1 g

Abnormal Occurrence 75-4

Dear Hr. Engelken:

This is to report Abnormal Occurrence No. 75-4.

With the Reactor Coolant Syste:s at approxicately 130'F and depressurized, a check of the Reactor Proteccive System pressure i

transmitters on March 25, 1975 indicates that three of the pressure trannmitters to the RPS have drifted outside the Technical Specif1-cation limits. Detailed information will be provided within two vceks of this date.

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This report is being submitted to you under the requirements

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of Regulatory Guide 1.16. Section C.2.a(S).

1 Respect ly, I

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R. J. R driguez.

Plant Suparintendr t

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Rancho Seco Unit'1

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Clay Station, California 95638

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