ML19210A190

Abnormal Occurrence 75-27 on 750821:leaks Found in Socket Weld Joint at Makeup Pump a & Suction Line Connection W/Pump Suction Header.Cause of Problem Under Investigation

ML19210A190
Person / Time
Site:	Three Mile Island
Issue date:	08/21/1975
From:	Coalitz J METROPOLITAN EDISON CO.
To:
Shared Package
ML19210A188	List: ML19210A187 ML19210A190
References
NUDOCS 7910240912
Download: ML19210A190 (1)

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7ST OFFICE BOX 480 MIDDLETOWN. PENNSYLVANIA 17057 TELEPHONE 717-G44-4041 August.21. 1975 ,

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Mr.. J.P. O'Reillv. Director '

a rm n ,m am . .

ctorate of Regulatory D

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631 Park Avenue-King of Prussia, Pa. 19405 Operating License DpR-50 Docket 50-289

Subject:

Abnormal. Occurrence No. A0 75-27 s

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Dear Mr. O'Reilly - .,

This telegram is to confirm the telecon between Lee Spessard (Region I-NRC),

and J.J. Colitz (THE Unit 1 Superintendent) at 1430 hours0.0166 days <br />0.397 hours <br />0.00236 weeks <br />5.44115e-4 months <br /> 21' August 1975.

The following report is submitted in accordance with paragraph 6.7.2.a.2

. (page 6-11) of the- Technical Specifications. -

On August 21, 1975, during a routine inspection of the Auxiliary Building, a pin hole leak was found in the socket weld joint where the A Maketo Pump suction line vent connects to the pu:::p suction header. This is consic;ared an Abnamal Occurrence degredation of a boundary designed to contain radioactive liquid.

The leak is being repaired and a hydroslater test will be perfomed' following weld repair of the vent line.

An investigation is being conducted into the reasons for recurring f-" Tc7f'

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in the vent line to header connection weld. On completion of 'the imutigation appropriate corrective action will be initiated.

Very truly yours.

• J.J. Colitz

Unit 1. Superintendent

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1476 188

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