ML20024B433

Forwards Site Problem Rept Re Electromatic Relief Valve Malfunction Resulting from Corrosion of Lever Pin & Lever Hinge.Customers Should Be Advised to Inspect Periodically for Corrosion & Valve Motion During Shutdown

ML20024B433
Person / Time
Site:	Oconee, Three Mile Island
Issue date:	07/15/1975
From:	Wandling G BABCOCK & WILCOX CO.
To:	Bailey J, Logan E, Rogers L BABCOCK & WILCOX CO.
Shared Package
ML20024B434	List: ML20024B433 ML20024B436
References
TASK-03, TASK-3, TASK-GB GPU-2512, NUDOCS 8307080721
Download: ML20024B433 (2)

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• July 15, 1975 Electreutic r.elie! nive :taltunction ,-

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L. C. Rogers E. L. Logan J. A. Bailey [

C. E. Mitchell -

R. J. !aker C. A. C:esey (-

Referenes: 620-0C09 SPR-107 "Electronatic Relief Valve thifunction" - [.

Attached l

The attached S:'!t docu= cats a problem which resulted f rom corrosion of the  !

lever pin,1crer hinge and .=olcr.oid tracket of the subject valve. -

Please advise your customer to conduct rcric'dic inspectinns for presence of corretica products and to perfor= r.ranual/ visual checks for freedom of mecien during plant shutocens. [.

C. A. Creacy is requested to verify with Duke that they intend to e'dopt a surveillance inspection pregras on this valve for all three units.

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