Pages that link to "05000498/LER-2003-001"
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The following pages link to 05000498/LER-2003-001:
Displayed 50 items.
- 05000498/LER-1998-001, Forwards LER 98-001-00 Re Failure to Perform an Adequate TS Surveillance Re Containment Structural Integrity.Licensee Commitments Are Found in CA Section (← links)
- 05000498/LER-1988-016, Forwards LER 88-016-00 in Response to NRC Re Violations Noted in Insp Rept 50-498/88-01 Concerning Feedwater Flow Transmitters.Violation Fully Addressed as LER Subj.Corrective Actions Completed & Reviewed by NRC (← links)
- 05000498/LER-1993-005, Forwards Rev 1 to LER 93-005,in Which Sdg 13 Failed to Start Due to Lack of Application of Proper Work Process Controls Painting Procedures (← links)
- 05000498/LER-2024-004, Loss of Offsite Power Resulting in Unit 1 Automatic Reactor Trip and Actuation of Emergency Diesel Generators and Auxiliary Feedwater Pumps (← links)
- 05000498/LER-2024-003, Condition Prohibited by Technical Specifications and Potential Loss of Safety Function Due to Inoperable Low Head Safety Injection Pump (← links)
- 05000498/LER-2024-002-01, Two Essential Chilled Water Trains Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000498/LER-2023-003-01, Two Essential Chilled Water Trains Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000498/LER-2023-004-01, Condition Prohibited by Technical Specifications Due to Inoperable Train of Essential Chilled Water (← links)
- 05000498/LER-2024-001, Re Two Steam Generator Power Operated Relief Valves (Porvs) Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000498/LER-2023-004, Condition Prohibited by Technical Specifications Due to Inoperable Train of Essential Chilled Water (← links)
- 05000498/LER-2023-003, Two Essential Chilled Water Trains Inoperable Resulting in a Condition That Could Have Prevented Fulfillment of a Safety Function (← links)
- 05000498/LER-2023-001-01, Supplement to Pressurizer Power Operated Valve Failed to Open (← links)
- 05000498/LER-2023-001, Pressurizer Power Operated Relief Valve Failed to Open (← links)
- 05000498/LER-2021-001, Frozen Common Sensing Line Results in Loss of Two Main Feedwater Pumps Leading to Automatic Reactor Protection and Auxiliary Feedwater Systems Actuations Due to Low Steam Generator Level (← links)
- 05000498/LER-1989-015-01, :on 890704,main Generator Output Circuit Breaker Opened Resulting in Reactor Trip.Caused by Failure of 125-volt Dc Generator Circuit Breaker Trip Circuit. Failed Relay Replaced (← links)
- 05000498/LER-1989-014-01, :on 890620,discovered That Maint Activity Performed on Essential Chiller 12C Rendered Standby Diesel Generator 13 Incapable of Being Tied to 4.16 Kv ESFs Bus. Caused by Improper Work Instructions (← links)
- 05000498/LER-1989-010-01, :on 890327,discovered That post-maint Stroke Time Test of Charging Pump Recirculation Valve Not Performed.Caused by Personnel Error.Night Orders Issued Re Importance of Operability Tracking Log (← links)
- 05000498/LER-1989-011, :on 890412,actuation of Control Room Ventilation to Recirculation Mode Occurred.Caused by Inadequate Flow of Nitrogen Ref Gas Due to Design of Sys. Nitrogen Supply Will Be Upgraded (← links)
- 05000498/LER-1989-007, :on 890208,operational Test for Gaseous Waste Processing Sys Oxygen Analyzer Exceeded Surveillance Period. Caused by Personnel Error.Monthly Analog Channel Operational Test Performed & Procedure for Shift Revised (← links)
- 05000498/LER-1989-013-01, :on 890607,unplanned ESF Actuation of Fuel Handling Bldg HVAC Sys to Filtered Exhaust Mode Occurred. Caused by Personnel Error.Technicians Counseled on Radiation Monitoring & Bulletin Issued (← links)
- 05000498/LER-1989-002, :on 890106,discovered That Containment Electrical Penetrations Not Provided W/Backup Overcurrent Protection.Caused by Design Errors.Backup Protective Devices to Be Installed on Circuits.Part 21 Related (← links)
- 05000498/LER-1989-016-01, :on 890713,discovered That Rod Position Deviation Monitor Not Capable of Alarming in Control Room Since 890511.Caused by Inadequate Procedural Control of Design Rev to Computer Software (← links)
- 05000498/LER-1989-009, :on 890227,discovered That RCS Primary Sampling Sys Outside Containment Isolation Valve Not Tested for Proper Stroke Time Following Repair of Leak.Caused by Inadequate Instructions.Procedure Revised (← links)
- 05000498/LER-1989-012-01, :on 890506,operation of Control Room Ventilation Sys in Violation of Tech Specs.Caused by Operator Error.Personnel Counseled & Training Initiated.W/ (← links)
- 05000498/LER-1987-014, :on 871113,control Room Ventilation Actuation to Recirculation Mode Occurred.Caused by Toxic Gas Monitor Detection of Paint Fumes Containing Gases.Painting Suspended & Painting Control Procedure Will Be Revised (← links)
- 05000498/LER-1987-020, :on 871128,control Room Ventilation Actuated to Recirculation Mode.Caused by Toxic Gas Monitor Computer Chip Failure.Computer Chip Replaced & Monitor Restored to Normal Operation (← links)
- 05000498/LER-1987-017, :on 871124,discrepancy Between Tech Spec Pressurizer Low Pressure Safety Injection Setpoint & Actual Setpoint Identified.Caused by Procedural Error.Surveillance Procedures & Setpoints Corrected (← links)
- 05000498/LER-1987-015, :on 871121,cooldown Initiated Due to Inoperability of Essential Chiller Units 11C & 12A.Caused by Inadequate Protection of Equipment Controls.Caution Tags Posted & Operator Logs Revised (← links)
- 05000498/LER-1997-010-01, Forwards LER 97-010-01 Re Discovery of MSSVs Not Meeting Required Relief Capacity.Event Did Not Have Adverse Effect on Health & Safety of Public.Corrective Actions Listed in Attachment to Ltr Are Only Licensing Commitments i (← links)
- 05000498/LER-1987-012, :on 871102,high Head Safety Injection Sys Cold Leg Injection Valves Closed.Caused by Inadequate Training & Personnel Error.Mgt Reemphasized Proper Use of Procedures, Annunciators & Attention to Details (← links)
- 05000498/LER-1987-011, :on 871017,actuation of Control Room Ventilation to Recirculation Mode Occurred.Caused by Failure of Toxic Gas Monitor Printed Circuit Board.Board Replaced & Monitor Restored to Normal Operation (← links)
- 05000498/LER-1987-010, :on 870926,fuel Handling Bldg Ventilation Sys auto-actuation to Filtration Mode Occurred.Caused by Failure of Radiation Monitor.Monitor Input/Output & Preamplifier Printed Circuit Boards Replaced (← links)
- 05000498/LER-1989-008, :on 890212,discovered That Inverter IV-1203 Which Supplies Uninterruptible Power to Distribution Panel DP-1203 Overheating,Causing Actuation of Control Room & Fuel Handling Bldgs HVAC Sys.Transformer Replaced (← links)
- 05000498/LER-1987-009, :on 870918,determined That Atmosphere Monitor Surveillance Test Did Not Include Monitor Iodine Channel. Caused by Procedural Inadequacy.Procedure Revised & Reviewed (← links)
- 05000498/LER-1987-008, :on 870910,reactor Trip & Auxiliary Feedwater (AFW) Actuation Signals Generated Due to Steam Generator Lo Lo Level Trip.Caused by Diagnostic Errors Causing Qualified Display Processing Sys to Reset Level Outputs (← links)
- 05000498/LER-1987-007, :on 870906,auto-actuation of Control Room Ventilation Occurred as Result of Loss of Sample Flow Signal from Toxic Gas Monitor.Caused by Defective Flow Switch. Switch Replaced (← links)
- 05000498/LER-1989-005, :on 890120,alarms for Turbine Generator High Vibration & Bearing 8 & 9 High Temp Received W/Fire Subsequently Reported at Bearing 9.Caused by Loss of Cooling Hydrogen Due to Loose Temp Sensor Connection (← links)
- 05000498/LER-1989-002, :on 890106,two Containment Electrical Penetrations Not Provided W/Backup Overcurrent Protection. Caused by Design Error Resulting in Improper Application. Backup Devices Added.Part 21 Related (← links)
- 05000498/LER-1987-004, :on 870903,control Room Ventilation Actuation Recirculation Mode Occurred.Caused by Personnel Error.Formal Personnel Training Will Be Provided,Protective Covers Used & Warning Labels Placed on Panel ZCP-023 (← links)
- 05000498/LER-1987-006, :on 870905,sample Flow to Control Room Ventilation Intake Radiation Monitor Isolated,Causing Shift to Recirculation Mode.Caused by Incorrect Procedure. Technician Trained on Procedures (← links)
- 05000498/LER-1987-005, :on 870904,incorrect Operator Response to Loss of Backup Power Resulted in auto-actuation of Control Room Ventilation Sys to Recirculation Mode.Caused by Lack of Operator Knowledge.Operator to Be Trained (← links)
- 05000498/LER-1989-006, :on 890121,partial Loss of Offsite Power Occurred on ESF Train A.Caused by Inadvertent Actuation of Generator Breaker Test Switch by Unlicensed Plant Operator. Caution Labels Added Near Test Switches (← links)
- 05000498/LER-1987-003, :on 870817,discovered Emergency Cooling Water Pump 1B Tripped Due to Sheared Limitorque Actuator Motor SMB-0-25 shaft-to-pinion Key.Caused by Use of Defective or Incorrect Matl.Keys Replaced (← links)
- 05000498/LER-1987-002, :on 870826,containment Ventilation Isolation Occurred After Loss of Sample Flow to Reactor Containment Bldg Purge Radiation Monitor.Cause Undetermined.Prevention Features Added to Radiation Monitor Skids (← links)
- 05000498/LER-1987-001, :on 870824,discovered That Both Unit Vent Radiation Monitors Lost Sample Flow & Inoperable Due to Shutdown of Sample Pumps.Caused by Personnel Error at Computer Console.Addl Personnel Training Performed (← links)
- 05000498/LER-1987-016, :on 871105,hydraulic Transients Discovered in Auxiliary Feedwater Sys.Caused by Design Error.Design Changes Implemented & Proof Tested Prior to Entry Into Mode 3.Errata to Auxiliary Feedwater Sys Rept Encl (← links)
- 05000498/LER-1998-002, :on 980203,SG Narrow Range Level EOP just-in narrow-range Setpoint Was Noted Different than Setpoint for Current Sgs.Caused by Incorrectly Assuming Height in Calculation to Determine Eop.Revised EOP for SGs (← links)
- 05000498/LER-1997-009, :on 970902,MSSV Setpoints Were Found Outside Required Tolerance.Caused by Alteration of Nozzle & Disc Oxide Layers.Adjusted Lift Settings of Valves & Refurbished Valves (← links)
- 05000498/LER-1999-008, :on 990912,unit Tripped During Performance of Main Turbine Emergency Trip Test Procedures.Caused by Failure in Turbine Trip Test Circuitry.Main Control Boards Were Cleaned & Other Panels Were Inspected (← links)
- 05000498/LER-1997-013, :on 971111,supplementary CPS Isolation Valve Failed to Meet TS Leak Rate Requirements.Caused by Inadequate Process for Developing Measuring & Test Equipment Calibration Spec.Revised Plants Procedures (← links)