ML19322A522

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Requests Addl Info Re Unit 2 Waste Gas Compressor B Problem & Vent Header Sys.Also Requests Indication Whether Similar Leak Test on Vent Header Sys for Unit 1 Will Be Conducted as Part of Restart Program
ML19322A522
Person / Time
Site: Crane  Constellation icon.png
Issue date: 10/09/1979
From: Jay Collins
NRC - NRC THREE MILE ISLAND TASK FORCE
To: J. J. Barton
NRC - NRC THREE MILE ISLAND TASK FORCE
References
NUDOCS 7911080481
Download: ML19322A522 (1)


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.. MDORANDIM POR:, John Earton, Manager ^

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5UBJECT

. REQUEST POR INFORMATION ON "B" WASTE CAS, COMPRESSOR, 3.-

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. Over the past several months a considerable amount of work has been done 3

on identifying leaks in the vent header system of TMI-2.

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the "B" waste gas compressor was removed from service and major repairs

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were made to this unit.. Because of the generic implications these findings may have on similar systems and componenta installed in other j

,PWRa we request the following information:.

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The results of'the leak testing performed on the waste gas

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vent header system including the location of the leaks and the estimated leak rate if available.

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2. i A discussion of the problems identified with the "B" waste

, - gas compressor and the possible cause of the defects. Your

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discussion should include the results of the metallurgical

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analysis performed on, the various parts of the compressor.

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Tour responne should also indicate whether you' intend to ~

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  • sonduct s 'afmflar leak. test on the vent header system for t

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4, ' TMI-1 as part of ~ the restart program

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- Tour early, response to the above questions would be appreciated.

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, John T.' Collins, Dep1 Mrscts

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