ML19312D362

Responds to IE Bulletin 79-27, Loss of Non-Class IE Instrumentation & Control Power Sys Bus During Operation. Requested Actions in Progress

ML19312D362
Person / Time
Site:	Grand Gulf
Issue date:	03/05/1980
From:	Dale L MISSISSIPPI POWER & LIGHT CO.
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
IEB-79-27, NUDOCS 8003240269
Download: ML19312D362 (1)

Text

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MISSISSIPhi' POWER'& LIGHT COMPANY

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Helping Build Mississippi P.O. boy 4g. djC.K g p N. M I S S I S S I P P I 3 9 2 0 5 encouction oceaaruzar March 5, 1980 Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission Region II 101 Marietta Street, Suite 3100 g

Atlanta, Georgia 30303 ATTENTION:

Mr.. J. P. O'Reilly, Director

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SUBJECT:

Grand Gulf Nuclear Station-File 0260/L-860.0/L-401.0 IE Bulletin 79-27 AECM-80/51 4

NRC IE Bulletion No. 79-27 entitled " Loss of Non-Class lE Instrumentation and Control Power System BVS During Operation" expresses concern over control system malfunctions and loss of information to the control room operator.

The actions requested in IE Bulletin 79-27 are currently in progress.

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Every attempt will be made to complete the effort with sufficient time allowed to inco.porate any design changes or procedure modifications required prior to -fuel loading of Unit 1.

Yours truly.

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/ L. F. Dale

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Nuclear Project Manager MRK/JDR:bsh

's cc:

Mr. N. L. Stampley Mr. R. B. McGehee Mr. T. B. Conner Mr. Victor Stello, Jr., Director Division of Inspection & Enforcement U. S. Nuclear Regulatory Coumission

. Washington, D.C.

20555 8003240 z. c7 G ornew. co;,

.c Member Middle South Utilities System