ML19246B513

Forwards LERs 79-044/03L-0 & 79-045/03L-0

ML19246B513
Person / Time
Site:	Arkansas Nuclear
Issue date:	07/09/1979
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19246B514	List: 05000368/LER-1979-044-03, /03L-0 on 790610:valve Operator Tripped Circuit Breaker on Overload & Affected Containment Penetration Automatic Isolation Valve Deactivated in Closed Position. Caused by Valve Shaft Binding in Packing.Valve Tested 05000368/LER-1979-045-03, /03L-0 on 790613:channel a Core Protection Calculator Taken Out of Bypass,Resulting in Linear Power Density & DNBR Trip.Cause Unknown.Channel Tested & Returned to Svc ML19246B513
References
2-079-3, 2-79-3, NUDOCS 7907160283
Download: ML19246B513 (1)