ML19343B776

LER 80-197/01T-0:on 801212,during Mode 5,notification Received That Solenoid Valves for Valve Operators on Six Containment Isolation Valves Not Qualified for Accident Environ.Affected Valves Replaced by Valves Qualified

ML19343B776
Person / Time
Site:	Sequoyah
Issue date:	12/24/1980
From:	Cottle W, Gelston A TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19343B775	List: ML19343B774 ML19343B776
References
LER-80-197-01T, LER-80-197-1T, NUDOCS 8012300444
Download: ML19343B776 (1)

Text

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REPORT D AT E 2 8 60 68 EmCKET NUMOEM EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h ,

10121 l At 0700 (c) on 12/12/80. mode' 5. notification van received ehne the solennia v21 von

[TTT) I for the valve operators on six (6) containment isolation valves were not cualified' I I

[n 6 4 l lfor the accident en'vironment. The affected valves are three (3) control mir sunniv l o t s j l containment isolation valves and three (3) containment vacuum relief isolation i IoisI lvalves. There was no effect on o'blic u health or safetv. Previous occurrences - none. I l

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• CCCunaENCE- REPORT R E V'3fCN EVENT YE AR R EPOnT No. 400E TYPE NO.

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JJ 36 37 40 el 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS ,

l liloj l Equipment was not qualified for radiation dose under assumed accident environment of .

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lip,l l7 x 10 rad. The affected solenoid valves (ASCO Models HB 8300C58RU. HE 8262r77. ned i g j HT 8316C15) were replaced by solenoid valves qualified for the accident environments.

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's o't kName 3 oOfOff'f Preparer W. T. Cottle/A. Ik Gelston PhoneAts_nA%R9At

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