ML19209C617: Difference between revisions

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| number = ML19209C621
| number = ML19209C621
| issue date = 10/12/1979
| issue date = 10/12/1979
| title = Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0
| title = 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
| author name = Cartwright W
| author name = Cartwright W
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
Line 21: Line 21:
| number = ML19209C620
| number = ML19209C620
| issue date = 10/12/1979
| issue date = 10/12/1979
| title = Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0
| title = 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
| author name = Cartwright W
| author name = Cartwright W
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
Line 36: Line 36:
| number = ML19209C619
| number = ML19209C619
| issue date = 10/12/1979
| issue date = 10/12/1979
| title = Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0
| title = 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
| author name = Cartwright W
| author name = Cartwright W
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
Line 51: Line 51:
| number = ML19209C618
| number = ML19209C618
| issue date = 10/12/1979
| issue date = 10/12/1979
| title = Forwards LERs 79-115/03L-0,79-117/03L-0,79-118/03L-0 & 79-119/03L-0
| title = 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
| author name = Cartwright W
| author name = Cartwright W
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)

Latest revision as of 07:14, 24 January 2020

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 Dominion icon.png
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 Dominion icon.png
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 Dominion icon.png
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 Dominion icon.png
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 Dominion icon.png
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)