ML19209C617

Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0

Date released: 08/11/2019	Download: ML19209C617

LER 79-119/03L-0:on 790914,high Steam Line Differential Pressure Loop 2 Channel II Bistable Failed to Trip During Surveillance Test.Caused by Loose Lead on Signal Comparator Card.Card Replaced & New One Calibr

ML19209C621
Person / Time
Site:	North Anna
Issue date:	10/12/1979
From:	Cartwright W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19209C621 (2)

LER 79-118/03L-0:on 790914,temp of Steam Generator B Support Fell Below Tech Spec Limit.Caused by Personnel Error While Operating Support Heaters Manually.Heaters Energized to Increase Temp

ML19209C620
Person / Time
Site:	North Anna
Issue date:	10/12/1979
From:	Cartwright W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19209C620 (2)

LER 79-117/03L-0:on 790913,excessive Steam Observed Leaking Past Seat of Trip Valve TV-MS111A.Caused by Valve Not Fully Seating.Seating Surfaces Were Cleaned & Gaskets Replaced

ML19209C619
Person / Time
Site:	North Anna
Issue date:	10/12/1979
From:	Cartwright W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19209C619 (2)

LER 79-115/03L-0:on 790913,loop B Steam Indicator Read Lower than Redundant Indicator.Caused by Leaking of Transmitter Root Valves Resulting in Loss of Ref Leg Level.Steam Flow Channel Tripped & Loop Calibr

ML19209C618
Person / Time
Site:	North Anna
Issue date:	10/12/1979
From:	Cartwright W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19209C618 (2)

Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0

ML19209C616
Person / Time
Site:	North Anna
Issue date:	10/12/1979
From:	Stallings C VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	OREILLY J P NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19209C616 (1)