ML19220C415

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Requests Safety Evaluations by 780810 of Tech Spec Change Request .015 Re Changing Main Steam Safety Valves
ML19220C415
Person / Time
Site: Crane Constellation icon.png
Issue date: 08/08/1978
From: Varga S
Office of Nuclear Reactor Regulation
To: Mattson R
Office of Nuclear Reactor Regulation
References
NUDOCS 7905010213
Download: ML19220C415 (3)


Text

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AUG 8 7979 MEMORANDUM FOR:

R. Mattson, Director for Division of Systems Safety FRCM:

S. Varga, Chief, Light Water Reactors Branch No. 4, DPM

SUBJECT:

TECHNICAL ASSISTANCE REQUEST Your assistance is requested for the following:

Plant Name:

, Three.J4ile Island, Unit 2 Docket No:

50-320 k-Responsible Branch:

LWR-4

Contact:

Harley Silver, X27831 Technical Review Branches: Reactor Systems Branch Auxiliary Systems Branch Mechanical Engineering Branch Target Completion Date:

August 10, 1978 Description of Request:

Met Ed Technical Specification Change Request No. 015 regarding changing of nain steam safety valves.

By letter dated July 24, 1978 the licensee requested TS changes covering replacement of the sain steam coda safety valves with untx&s of a different type h and nrmher.

This request has been discussed with reviewers in each of the branches involved.

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e R. Mattson Safety evaluations are requested by the target date to support issuance of a license amendment required by August 14, 1978 to permit plant warmup after replacement of the valves.

.OriSinal signed byi 4.A.Varga Steven A.Varga, Chief Light Water Reactors Branch No. 4 Division of Project Management cc:

R. Hartfield D. Vassallo L. Crocker H. Berkow

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