ML19249C772

Forwards LERs 79-070/03L-0,79-071/03L-0,79-072/03L-0 & 79-073/03L-0

Date released: 09/20/2019	Download: ML19249C772

LER 79-073/03L-0:on 790820,during Mode 1 Operation,Spurious Control Element Assembly Calculator Penalty Factor Outputs Caused Reactor Trip.Caused by Dirty Input Card Contacts.Edge Connector Cleaned & Calculators Verified Operable

ML19249C782
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/12/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
Download: ML19249C782 (1)

LER 79-072/03L-0:on 790818,following Plant Trip,Emergency Feedwater Pump Turbine Driver 2K3 for Pump 2P7A Tripped on Overspeed.Caused by Sticky Linkage on Turbine Governor.Trip Reset & 2P7A Sucessfully Tested

ML19249C780
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/12/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
Download: ML19249C780 (1)

LER 79-071/03L-0:on 790818,during Mode 1 Operation,B Core Protection Calculator Failed.Caused by Memory Failure. Memory Module Replaced,Software Loaded,Core Protection Calculator Functionally Tested & Returned to Svc

ML19249C778
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/12/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
Download: ML19249C778 (1)

LER 79-070/03L-0:on 790816,during Mode 1 Operation,Battery Eliminator 2D35 Failed,Causing Reactor Trip Breakers to Open.Caused by Relay Coil Failure Due to Sticking Plunger. Relay Replaced & Breakers Reclosed

ML19249C774
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/12/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
Download: ML19249C774 (1)

Forwards LERs 79-070/03L-0,79-071/03L-0,79-072/03L-0 & 79-073/03L-0

ML19249C769
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/12/1979
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	SEYFRIT K V NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
Download: ML19249C769 (1)