05000327/LER-1981-030-03, /03L-0:on 810312,noted That Auxiliary Feedwater Check Valve 3-805 Failed Leak Rate Test on 810207.Caused by Normal Wear.Valve Seat & Disc Lapped & Valve Retested on 810216

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/03L-0:on 810312,noted That Auxiliary Feedwater Check Valve 3-805 Failed Leak Rate Test on 810207.Caused by Normal Wear.Valve Seat & Disc Lapped & Valve Retested on 810216
ML19347D990
Person / Time
Site: Sequoyah Tennessee Valley Authority icon.png
Issue date: 04/08/1981
From: Harding M, Kirk G
TENNESSEE VALLEY AUTHORITY
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19347D987 List:
References
LER-81-030-03L-01, LER-81-30-3L-1, NUDOCS 8104140585
Download: ML19347D990 (1)


LER-1981-030, /03L-0:on 810312,noted That Auxiliary Feedwater Check Valve 3-805 Failed Leak Rate Test on 810207.Caused by Normal Wear.Valve Seat & Disc Lapped & Valve Retested on 810216
Event date:
Report date:
3271981030R03 - NRC Website

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CVENT DESCRIPTION AND PROBA8LE CONSEQUENCES h lo12l l Unit 1 in mode 5.

While performine SI-166.19 on 2/7/81, auxiliarv feedwater check I

io,3i i valve 3-805 failed l'eak rate test. Althoueh the failure was discovered in cold shnt-l lo i4 # [ down, the actual time of failure is unknown: therefore, based on a conservative I

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