ML19269C169

Forwards LER 78-062/03L-0,78-063/03L-0 & 78-064/03L-0

Date released: 10/10/2019	Download: ML19269C169

LER 78-064/03L-0 on 781222:comparator in 1A Main Steam Flow Instrumentation Channels Inoperable;Channel Bistables Tripped.Caused by Failure of Comparator

ML19269C174
Person / Time
Site:	Beaver Valley
Issue date:	01/22/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19269C174 (1)

LER 78-063/03L-0 on 781222:faulty Comparator in 1A Main Steam Pressure Instrument Loop.Caused by Broken Lead on a Capacitor on Comparator in Main Stream Pressure Channel

ML19269C173
Person / Time
Site:	Beaver Valley
Issue date:	01/22/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19269C173 (1)

LER 78-062/03L-0 on 780313:constant for Control Rod Changed from 12 to 20 Steps Because Nuisance Alarms Caused Rod Position Deviation Monitor to Be Inoperable.Caused by Failure to Check Negative Effects Before Changing Constant

ML19269C172
Person / Time
Site:	Beaver Valley
Issue date:	01/22/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19269C172 (1)

Forwards LER 78-062/03L-0,78-063/03L-0 & 78-064/03L-0

ML19269C167
Person / Time
Site:	Beaver Valley
Issue date:	01/22/1979
From:	Werling J DUQUESNE LIGHT CO.
To:	GRIER B H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19269C167 (2)