ML19248D204

Forwards LERs 78-053/01T-1,79-008/01T-1,79-010/01T-1, 79-014/01T-1,79-015/01T-1 & 79-024/01T-0

Date released: 09/19/2019	Download: ML19248D204

LER 79-024/01T-0 on 790727:as Result of Review of Asco Solenoid Valves Per IE Bulletin 79-01A,44 Valves Found W/Deficiencies in Environ Qualifications.Caused by Inadequate Design

ML19248D226
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D226 (2)

LER 79-015/01T-1 on 790621:notifies That High Energy Line Break Inside Containment Could Result in Potential Steam Generator Level Bias.Caused by Heatup of Steam Generator Level Measurement Ref Leg.Tech Spec Change Submitted

ML19248D224
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D224 (2)

LER 79-014/01T-1 on 790618:during Special Radiographic Insp of Feedwater Inlet Piping Welds,Cracking Was Discovered in Inlet Elbows.Caused by Fatigue Failure Along W/Corrosion. Insp Completed & Welds Repaired

ML19248D221
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D221 (4)

LER 79-010/01T-1 on 790416:notifies of Potential for Failure of Inside Recirculation Spray Pump Motors.Caused by Reduction of Internal Clearance Due to Heat Gradient as Motor Comes Up to Operating Temp.Mods Made to Clearance

ML19248D217
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D217 (2)

LER 79-008/01T-1 on 790329:notifies of Potential Inconsistency of Single Dropped Control Rod.Caused by Incorrect Measurement of Core Average Power Level by Rod Controller During Rod Drop Events

ML19248D209
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D209 (2)

LER 78-053/01T-1 on 781026:during Review of Steam Injection Piping Stress Calculations,Error in Original Piping Stress Analysis for One Steam Injection Was Discovered.Caused by Use of Unacceptable Computer Program.Mods to Be Installed

ML19248D208
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D208 (2)

Forwards LERs 78-053/01T-1,79-008/01T-1,79-010/01T-1, 79-014/01T-1,79-015/01T-1 & 79-024/01T-0

ML19248D203
Person / Time
Site:	Beaver Valley
Issue date:	08/01/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	GRIER B H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19248D203 (2)