Pages that link to "05000499/LER-2001-001"
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The following pages link to 05000499/LER-2001-001:
Displaying 50 items.
- 05000499/LER-2015-001, Technical Specification Action Statement Time Exceeded Due to Turbine-Driven Auxiliary Feedwater Pump Test Failure Not Recognized (← links)
- 05000499/LER-2001-004 (← links)
- 05000499/LER-2001-003 (← links)
- 05000499/LER-2001-002 (← links)
- 05000499/LER-1995-005, Forwards LER 95-005.Event Did Not Have Adverse Effect on Health & Safety of Public,But Clearly Does Not Meet Stds for Expected Performance (← links)
- 05000499/LER-1997-002, Forwards LER 97-002-00,for Hlp Re All Four Steam Generators Being Classified Category C-3 (← links)
- 05000499/LER-1998-002, Forwards LER 98-002-00,re Automatic Reactor Trip Due to low-low Level in SG 2A.Commitments Made by Util Are in Corrective Actions Section (← links)
- 05000499/LER-1997-007, Forwards LER 97-007-00,for Stp,Unit 2 Re Manual Reactor Trip Due to Loss of Inventory in SG 2D.Commitments Listed (← links)
- 05000499/LER-1998-004, Forwards LER 98-004-00,re Completion of Plant SD Required by TS 3.3.2.Commitments Made by Util Are Found in Corrective Action Section of Attachment (← links)
- 05000499/LER-1999-005, Forwards LER 99-005-00,re Esfa Following Loss of Power to Standby Transformer 2 Due to Electrical Fault.Licensee Commitments Are Listed in Corrective Actions Section of LER (← links)
- 05000499/LER-1999-006, Forwards LER 99-006-00,re Entry Into TS 3.0.3.Licensee Commitments Listed in Corrective Actions Section of Attachment (← links)
- 05000499/LER-2024-002, Two Control Room Envelope HVAC Trains Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000499/LER-2024-001-01, Supplement to Automatic Reactor Trip and Actuation of Two of Three Emergency Diesel Generators (← links)
- 05000499/LER-2024-003, Containment Isolation Valve Inoperable Resulting in Condition Prohibited by Technical Specification and Prevention of Fulfillment of Safety Function (← links)
- 05000499/LER-2024-001, Automatic Reactor Trip and Actuation of Two of Three Emergency Diesel Generators (← links)
- 05000499/LER-2023-002, Automatic Actuation of Emergency Diesel Generator Due to Lockout of Switchyard Electrical Bus (← links)
- 05000499/LER-2023-001, Two Essential Chilled Water Trains Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000499/LER-2021-002-01, Supplement to Condition Prohibited by Technical Specifications Due to Inoperable Train of Essential Core Cooling System and Containment Spray System (← links)
- 05000499/LER-2022-001, From South Texas Project Unit 2, Automatic Actuation of Emergency Diesel Generator Due to Lockout of Switchyard Electrical Bus (← links)
- 05000499/LER-2021-002, Re Condition Prohibited by Technical Specifications Due to Inoperable Train of Essential Core Cooling System and Containment Spray System (← links)
- 05000499/LER-2021-001, Condition Prohibited by Technical Specifications Due to Inoperable Containment Isolation Valve (← links)
- 05000499/LER-1989-020, :on 890829,all Three Operating Turbine Driven Feedwater Pumps Tripped.Caused by Momentary Interruption of Control Power to Feedwater Pump Overspeed Protection Circuits Due to Failure of Inverter (← links)
- 05000499/LER-1989-019, :on 890823,reactor Trip Occurred Due to Full Closure of Feedwater Isolation Valve During Partial Stroke Testing.Caused by Failure in Feedwater Isolation Valve Control Circuit.Troubleshooting Performed (← links)
- 05000499/LER-1989-014, :on 890418,loss of Offsite Power Occurred to Main & Auxiliary Transformers,Resulting in Loss of Power to Train a 4.16 Kv ESF Bus E2A.Caused by Loss of Switchyard Breakers Feeding Transformers.Meter Removed (← links)
- 05000499/LER-1989-012, :on 890414,radiation Monitor on Fuel Handling Bldg Exhaust Air Duct Went Into High Alarm & Actuated HVAC Sys.Caused by Clogged Filter on Radiation Monitor.Sample Lines from Duct to Monitor Will Be Checked (← links)
- 05000499/LER-1989-013, :on 890415,reactor Trip Occurred & Train Reactor Trip Opened Unexpectedly.Cause Unknown.Reactor Brought to Orderly Shutdown.Reactor Trip Breakers & Asscociated Circuitry Tested (← links)
- 05000499/LER-1989-018, :on 890802,control Room Ventilation Sys Actuated to Recirculation Mode as Result of High Level Trip of Vinyl Acetate Channel on Toxic Gas Analyzer.Caused by Failure of Positioner.Analyzer Replaced (← links)
- 05000499/LER-1989-011-01, :on 890410,reactor Trip & Safety Injection Actuation Occurred on Low Steam Line Pressure.Caused by Operator Skipping Two Steps in Heatup Procedure & Increasing RCS Pressure.Operator Counseled (← links)
- 05000499/LER-1989-010, :on 890408,noted That One Channel of Extended Range Neutron Flux Monitor Out of Svc When Shutdown Banks Withdrawn on 890407.Caused by Personnel Error.Night Orders Issued to Operating Crews (← links)
- 05000499/LER-1989-009-01, :on 890405,reactor Trip & Loss of Offsite Power on Auxiliary Buses & 4.16-kV Train a ESF Bus Occurred, Resulting in Actuation of Auxiliary Feedwater.Caused by Improper Installation of Relay Wiring (← links)
- 05000499/LER-1989-016, :on 890602,reactor Trip Occurred on Completion of Two Out of Four Logic for Closed Turbine Inlet Throttle Valves.Caused by Deficient Test Procedure.Turbine Inlet Valve Test Procedure Revised.Part 21 Related (← links)
- 05000499/LER-1989-017, :on 890713,internal Fault Occurred in Main step-up Transformer 2A.Caused by Failure of Phase a High Voltage Bushing in Transformer.Transformer Returned to Mfg for Repair & Further Failure Analysis (← links)
- 05000499/LER-1989-006-01, :on 890313,discovered That post-maint Test Performed on 890313 Did Not Satisfy Tech Specs Requirements. Caused by Personnel Error.Relays Retested & Maint Supervisor Briefed on Implementation of Procedures (← links)
- 05000499/LER-1989-005-01, :on 890320,partial Loss of Offsite Power Due to Failure of Lightning Arrestor.Power to 4.16 Kv ESF Busses E2B & E2C Lossed.Lightning Arrestor Replaced & Will Be Returned to Mfg for Failure Analysis (← links)
- 05000499/LER-1989-008-01, :on 890323,discovered That ASME Section XI Stroke Time Test on Steam Generator 2D Power Operated Relief Valve Not Performed.Caused by Personnel Error.Surveillance Database Revised & Past Surveillances Reviewed (← links)
- 05000499/LER-1989-007-01, :on 890322,discovered That Interconnecting Wire Which Bypassed High Chemical Level ESFs Actuation of Control Room HVAC Sys.Caused by Personnel Error.Wire Removed & Maint Work Control Procedures Revised (← links)
- 05000499/LER-1989-015, :on 890512,operator Discovered That One Channel of Pressurizer Level Indication Was Fluctuating & Did Not Agree W/Other Operable Channels.Caused by Stuck Closed Kerostat Right Angle Diaphragm Isolation Valve (← links)
- 05000499/LER-1989-004-01, :on 890206,radiation Monitor on Fuel Handling Bldg (Fhb) Exhaust Air Duct Went Into High Alarm & Actuated Fhb HVAC to Filtered Exhaust Mode.Cause Unknown.Actuated & Redundant Monitor Confirmed to Be in Calibr (← links)
- 05000499/LER-1989-003-01, :on 890203,partial Loss of Offsite Power Occurred on 4.16 Kv ESF Train C Bus.Caused by Misoperation of Brown Boveri Model ITE87T Transformer & Mfg Defect.Relay Replaced & Train C Bus Restored (← links)
- 05000499/LER-1999-006-01, :on 990901,TS 3.0.3 Entered.Caused by Insufficient Procedural Guidance for Use of TS 3.0.6.SG 2D low-level Channel 2 Input Relay to ESF Actuation Logic Circuitry Replaced on 990901 (← links)
- 05000499/LER-1999-005-01, :on 990824,ESFA Following Loss of Power to Standby Transformer 2 Was Noted.Internal Fault Caused C Phase Arrester Failure.Replaced All Surge Arresters for Standby Transformer 2 (← links)
- 05000499/LER-1999-002, :on 990121,Unit 2 Experienced Automatic Reactor Trip Due to Closure of Turbine Throttle Valves.Caused by Inadequate self-verification by Individual.Operations Mgt Has Briefed All Operations Personnel (← links)
- 05000499/LER-1999-004, :on 990406,power Was Not Available to Enable Closure of Personnel Air Lock within 30 Minutes Per TS 3.9.4.Caused Temporary Mod to Provide Power to Personnel Airlock.Note Has Been Added to Outage Notes (← links)
- 05000499/LER-1999-003, :on 990312,ESFA & Entry Into TS 3.0.3 Occurred Following Partial Loss of Offsite Power.Caused by Failure of Switchyard Breaker.Licensee Provided Addl Training on Importance of Conducting Appropriate Functional Tests (← links)
- 05000499/LER-1997-007-01, :on 971121,manual Reactor Trip Occurred.Caused by Two Separate Failure Mechanisms That Combined to Result in Loss of Power to Cabinet.Failed Voltage to Pulse Converter Circuit Card Was Replaced (← links)
- 05000499/LER-1998-001, :on 980115,failure to Meet TS Requirements for Inoperable Sdg 21 Noted.Caused by Failure of U3 Operational Amplifier in DG Voltage Regulator Circuit.Replaced Voltage Regulator Board for Sdg 21 & Complete Post Maint Test (← links)
- 05000499/LER-1998-004-01, :on 981228,plant Was Shutdown Required by TS 3.3.2.Caused by Failure in Ssps Test Circuitry.Testing Circuit Card Was Replaced (← links)
- 05000499/LER-1998-003-01, :on 981016,discovered Missed Tube Insp in SG 2B,per TS Surveillance 4.4.5.2.Caused by Lack of Addl Controls to Prevent Re SG Tube Insp Data.Licensee Revised 2FE05 Insp Records & SG Insp Database.With (← links)
- 05000499/LER-1998-002-01, :on 980922,automatic RT Occurred Due to low-low Level in SG 2A.Caused by Failure to Adequately Verify Technical Accuracy of Changes Made to Original Work Instructions.Reviewed Other Similar Work in Progress (← links)
- 05000499/LER-1997-006, :on 970430,manual Reactor Trip Occurred.Caused by Malfunctioning Main Feedwater Regulating Valve.Main 2D Feedwater Regulating Valve controller-driver Card Replaced & Control Circuit Tested Satisfactorily (← links)