ML20155D146

Provides Response to 970528 NRC RAI Re TS Change Request 255 for TMI Unit 1.Util Requests That Portion of Change Request 255 Related to H Recombiners Be Withdrawn

ML20155D146
Person / Time
Site:	Crane
Issue date:	10/24/1998
From:	Langenbach J GENERAL PUBLIC UTILITIES CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
1920-98-20412, TAC-M98522, NUDOCS 9811030125
Download: ML20155D146 (3)

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Route 441 South NUCLEAR Post Office Box 480 October 24,1998

%ddletown, PA 17057-0480 1920-98-20412 m 717 944 7621 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555

Subject:

Three Mile Island Nuclear Station, Unit 1 (TMI-1),

Operating License No. DPR-50 Docket No. 50-289 Response to the Request for Additional Information Regarding Technical Specification Change Request 255 The purpose of this letter is to provide the response to the May 28,1997 NRC request for additional information regarding Technical Specification Change Request 255 for Three Mile Island Unit 1 (TAC No. M98522). The attachment addresses the questions identified as a result of your review of the February 7,1997 GPU Nuclear submittal.

Response to a second request for additional information dated June 11,1997, related to calculations showing that additional sources of hydrogen will be accommodated by the hydrogen recombiners, will be included with a separate submittal on this subject in the near future. Therefore we respectfully request that the portion of Technical Specification Change Request 255 related to the hydrogen recombiners be withdrawn.

Please contact V. Lewis Killpack, Jr. of the TM1 Nuclear Safety and Licensing Department at (717) 948-8196 regarding any additional concerns or questions on this issue.

I Sincerely, W. Lan e bach Vice President and Director, TMI l

VLK h

Attachment cc: Administrator, Region I TMI-l Senior Project Manager TMI Senior Resident Inspector File No. 96054/98121 9811030125 981024 PDR ADOCK 05000289 P

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Attachment i Additional Information Regardirig Technical Specification Change Request no. 255 l

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6710-97-2261 Attachment I l

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Issue 1 -Items regarding the removal of the seismic instrument maintenance requirements from the Technical Specifications:

Item 1 Indicate the document that will contain the quarterly seismic instrument battery check and calibration requirernents after their removal from the Technical Specifications.

Response to item 1 - The quarterly seismic instrument battery check calibration requirements, which are currently contained in Technical Specification procedure 1302-3.2 " Strong Motion Accelerometer Battery and Calibration," will be converted to a Preventive Maintenance Procedure. The title may change to reflect removal of the batteries when the new computerized system was installed.

Item 2 Indicate whether or not you plan to implement the recommendations contained in the Electric Power Research Institute document EPRI-NP-6695 " Guidelines for Nuclear Plant Response to an Eanhquake."

Response to Item 2 - The recommendations contained in the Electric Power Research Institute document EPRI-NP-6695," Guidelines for Nuclear Plant Response to an Eanhquake,"

will be implemented at Three Mile Island Unit I and will be referenced in procedure 1202-30, " Earthquake."

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