Pages that link to "05000364/LER-2010-001, Regarding Unplanned LOSP During SI with LOSP Testing"
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The following pages link to 05000364/LER-2010-001, Regarding Unplanned LOSP During SI with LOSP Testing:
Displayed 8 items.
- 05000364/LER-2010-001 (redirect page) (← links)
- ENS 45889 (← links)
- 05000364/LER-2001-002 (← links)
- 05000364/LER-2001-001 (← links)
- 05000364/LER-1982-025, Forwards LER 82-025/03L-0 (← links)
- 05000364/LER-1982-028, Forwards LER 82-028/01T-0 (← links)
- 05000364/LER-1982-013, Forwards LER 82-013/03L-0 (← links)
- 05000364/LER-1982-016, Forwards LER 82-016/03L-0 (← links)
- 05000364/LER-1982-033, Forwards LER 82-033/03L-1 (← links)
- 05000364/LER-1982-051, Forwards LER 82-051/03L-0 (← links)
- 05000364/LER-1982-032, Forwards LER 82-032/03L-0 (← links)
- 05000364/LER-1981-050, Forwards LER 81-050/03L-0 (← links)
- 05000364/LER-1983-002, Forwards LER 83-002/03L-0 (← links)
- 05000364/LER-1982-046, Forwards LER 82-046/03L-0 (← links)
- 05000364/LER-1982-043, Forwards LER 82-043/01T-0 (← links)
- 05000364/LER-1982-041, Forwards LER 82-041/03L-0 (← links)
- 05000364/LER-1983-054, Updated LER 83-054/03X-1:on 831028 & 1103,instrumentation Channel Associated W/Flow Transmitter FT-496 Declared Inoperable Due to Erroneous Indication.Cause unknown.FT-496 Instrumentation Channel Operable on 831029 & 1104 (← links)
- 05000364/LER-1983-003, Forwards LER 83-003/03L-0 (← links)
- 05000364/LER-1983-021, Forwards LER 83-021/03L-0 (← links)
- 05000364/LER-1983-019, Forwards LER 83-019/03L-0 (← links)
- 05000364/LER-1983-018, Forwards LER 83-018/03L-0 (← links)
- 05000364/LER-1983-016, Forwards LER 83-016/03L-0 (← links)
- 05000364/LER-1983-014, Forwards LER 83-014/03L-0 (← links)
- 05000364/LER-1983-015, Forwards LER 83-015/03L-0 (← links)
- 05000364/LER-1982-007, Forwards LER 82-007/03L-0 (← links)
- 05000364/LER-1981-005, Forwards LER 81-005/03L-0 (← links)
- 05000364/LER-1983-022, Forwards LERs 83-020/03L-0 & 83-022/03L-0.W/o LER 83-022/03L-0 (← links)
- 05000364/LER-1999-001, Forwards LER 99-001-00 Re Reactor Trip Due to Loss of Condenser Vacuum Steam Dump Drain Line Failure.Commitments Made by Licensee,Listed (← links)
- 05000364/LER-1998-004, Forwards LER 98-004-00,IAW 10CFR50.73(a)(2)(i).Commitments Made within Ltr,Listed (← links)
- 05000364/LER-1998-002, Forwards LER 98-002-00 Re Discovery of Turbine Auto Stop Oil Pressure Switch Setpoints Being Out of TS Limits.Commitments Made by Util,Discussed (← links)
- 05000364/LER-1998-001, Forwards LER 98-001-00 Re Manual Reactor Trip Due to Dropped Control Rod K-2.Two NRC Commitments Contained in Corrective Action Section of LER (← links)
- 05000364/LER-1981-010, Notifies of Typographical Error in Forwarding LER 81-010/03X-1.Ltr Mistakenly Referred to LER 82-043/01X-1 (← links)
- 05000364/LER-2024-002, For Manual Reactor Trip Due to Loss of Power to the 2A 125 Volt DC Distribution Panel (← links)
- 05000364/LER-2024-001, Manual Reactor Trip Due to Rising Steam Generator Levels (← links)
- 05000364/LER-2023-003, Pressurizer Code Safety Valve Lift Pressure Outside of Technical Specifications Limits (← links)
- 05000364/LER-2023-002, Main Steam Safety Valve Lift Pressure Outside of Technical Specifications Limits Due to Setpolnt Drift (← links)
- 05000364/LER-2023-001, Pressurizer Code Safety Valve Lift Pressure Outside of Technical Specifications Limits (← links)
- 05000364/LER-2020-001-01, Main Steam Safety Valve Lift Pressure Outside of Technical Specifications Limits Due to Setpoint Drift (← links)
- 05000364/LER-2020-002, Pressurizer Safety Valve Lift Pressure Outside of Technical Specifications Limits Due to Setpoint Drift (← links)
- 05000364/LER-2020-001, Main Steam Safety Valve Lift Pressure Outside of Technical Specifications Limits Due to Setpoint Drift (← links)
- 05000364/LER-1998-001-01, :on 980328,manual Reactor Trip Was Noted.Caused by Dropped Control Rod K-2 & F-10.Affected Cable & Connectors Were Replaced During Unit 2 Twelfth Refueling Outage & Tested During Startup (← links)
- 05000364/LER-1998-005, :on 980516,noted That TS 3.0.4 Had Not Been Met During Mode Change Due to Turbine Driven Auxiliary Feedwater Pump Being Inoperable.Caused by Personnel Error.Opened Isolation Valve to Restore Tdafwp Flow Path to 2C SG (← links)
- 05000364/LER-1998-004-01, :on 980420,failure to Perform Penetration Room Filtration Sys SR Was Noted.Caused by Personnel Error.Note Has Been Corrected & Initial Review of Surveillance Schedules Have Been Performed (← links)
- 05000364/LER-1989-006, :on 890501,containment Personnel & Equipment Hatches Open for More than 7 Days to Support Outage Activities,Constituting Breach of Fire Barrier.Containment Hatch Closed on 890505 (← links)
- 05000364/LER-1989-005, :on 890429,ESF Actuation Occurred When Safety Injection Signal Generated After Train a Solid State Selector Switch Placed in Operate Mode.Caused by Personnel Error.Disciplinary Action Administered (← links)
- 05000364/LER-1998-002-04, :on 980405,discovered Turbine Auto Stop Trip (AST) Oil Pressure Switch Sepoints Out of TS Limits.Caused by Vibration Induced Wear.Will Replace Existing AST Switches W/More Rugged Type Pressure Switch Less Susceptible to Wear (← links)
- 05000364/LER-1998-003-01, :on 980411,SG Tube Degradation & Tube Status Were Noted During Insp.Caused by Tube Defects.Tubes Were Repaired & Plugged (← links)
- 05000364/LER-1989-004, :on 890419,refueling Containment Integrity Breached During Fuel Movement When Packing Removed from Valve (Chemical Injection to Steam Generator 2A).Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1989-001, :on 890225,Tech Spec Action Statement Requirement Not Met for Inoperable Fire Protection Sys. Caused by Personnel Error.Procedure Revised to Include Step Requiring Sys Be Removed from Override (← links)
- 05000364/LER-1989-003, :on 890420,27 Tube Exceeded Pluggable Limit & 137 Tubes Designated F*.Cause Not Stated.Reported Per Tech Specs 4.4.6.5.a.Complete Results Will Be Reported in Tech Specs 4.4.6.5.b (← links)
- 05000364/LER-1989-002, :on 890402,fire Damper Inoperable Due to Failure to Close W/Air Flow.Design Change Initiated to Install Replacement Damper (← links)
- 05000364/LER-1989-007, :on 890522,reactor Tripped Due to lo-lo Steam Generator Level.Caused by Loose Electrical Connector on Steam Generator Feed Pump 2A Thrust Bearing Wear Device. Preventive Maint Task Will Be Developed (← links)
- 05000364/LER-1989-008, :on 890527,reactor Trip Occurred.Caused by Inadequate Procedure for Verifying Proper Insulation After Reassembly of Bearing Oil Piping.New Bearing & Permanent Magnet Generator Stator Installed (← links)
- 05000364/LER-1987-008-01, :on 871127,reactor Coolant Sys Relief Valve Opened.Caused by Localized Pressure Pulse Created When RHR Containment Sump Suction Valves Opened.Procedure Re Leak Rate Testing Changed (← links)
- 05000364/LER-1987-009-01, :on 871203,reactor Tripped Due to Low Water Level in 2A Steam Generator Coincident W/Feedwater Less than Steam Flow Signal.Caused by Personnel Error.Operator Involved Counseled (← links)
- 05000364/LER-1987-007-01, :on 871123,fire Barrier Penetration 03-139-33 Nonfunctional for More than 7 Days.Cause Not Stated.Sound Powered Phone Cord Was Placed Through Fire Damper to Facilitate Valve Lineups (← links)
- 05000364/LER-1987-006-01, :on 871115,ESF Actuation Occurred When Diesel Generator 1-2A Autostarted & Supplied Power to 2F & 2K 4160 Volt Buses.Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1987-005-01, :on 871111,actuation of ESF Equipment Occurred. Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1987-004-01, :on 871113,steam Generator Tube Degradation Observed.Investigations & Evaluations Performed Identified Four Areas Where Tube Degradation Observed.Tubes Have Been Plugged as Required & Listed Actions Taken (← links)
- 05000364/LER-1987-003-01, :on 871017,continuous Iodine & Particulate Sampling of Plant Vent Stack by R-29A Interrupted Due to Tagging Error.Auxiliary Sampling Not Initiated.Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1998-006, :on 980515,containment Penetration Overcurrent Protective Device Energized.Caused by Inadequate Procedure. Motor Space Heater Breaker 2C RCP Was Promptly Opened to Restore Compliance W/Ts (← links)
- 05000364/LER-1987-002-01, :on 870903,determined That Train a & B Svc Water Battery Changer Room Coolers Water Supplies Crossed. Caused by Design Error.Design Change Will Be Implemented & Completed During Refueling Outage in Oct 1987 (← links)
- 05000364/LER-1998-001-05, :on 980328,manual Reactor Trip Due to Dropped Control Rod K-2,was Determined.Caused by Overcurrent Condition.Crdm Cable & Connectors Associated W/Rod K-2 Will Be Replaced & Rod Will Be Tested During Startup Testing (← links)
- 05000364/LER-1990-003-01, :on 901013,Tech Spec 3.0.3 Entered Due to Intermediate Range Nuclear Detectors Being Declared Inoperable (← links)
- 05000364/LER-1986-010-01, :on 860804,reactor Tripped During Testing of Solid State Protection Sys.Caused by Faulty Secondary Disconnecting Contacts on Train B Reactor Trip Bypass Breakers.Contacts Replaced as Needed (← links)
- 05000364/LER-1986-011-01, :on 861015,Tech Spec 3.0.3 Entered Due to Inoperability of Both Trains of Control Room Emergency Air Cleanup Sys.Caused by Inadequate Draining of Train B Svc Water Sys.Train a Sys Returned to Svc (← links)
- 05000364/LER-1997-004-04, :on 970910,discovered That Required Containment Atmospheric Grab Samples Had Not Been Taken.Caused by Inoperable Radiation Monitors.Declared Radiation Monitors Operable & Obtained Required Grab Samples (← links)
- 05000364/LER-1986-008-01, :on 860915,failure to Post Fire Watch Per Tech Spec 3.7.11.2 Discovered.Caused by Personnel Propping Open Fire Door W/O Control Room Approval.Personnel Counseled Re Fire Door Opening Procedures (← links)
- 05000364/LER-1992-005, :on 920512,following Refueling Outage,Reactor Tripped Due to Low Water Level in SG Coincident W/Feedwater Flow than Steam Flow Signal.Caused by Personnel Error. Control Room Staff Reinstructed (← links)
- 05000364/LER-1999-001-05, :on 990621,plant Was Manually Tripped Due to Decreasing Vacuum in Condenser.Caused by Broken Steam Dump Drain Line.Broken Section of Line Was Repaired & Licensee Will Implement Addl Design Change (← links)
- 05000364/LER-1986-005-01, :on 860513,reactor Tripped While Performing Trip Testing on Main Turbine.Caused by lo-lo Level in Steam Generator 2B.Procedures Revised to Require Increased Attention to Fluid Pressure (← links)
- 05000364/LER-1987-001-01, :on 870228,reactor Tripped.Caused by Spike on Channel 1 of Over temp-delta-t While Channel 3 in Test. Investigation Into Cause of 7300 Series lead-lag Cards Continuing (← links)
- 05000364/LER-1983-017-03, /03L-0:on 830322,hydrogen Analyzer 1A Declared Inoperable.Caused by Failure of Recorder Balancing Motor. Motor Replaced & Hydrogen Analyzer 1A Declared Operable (← links)
- 05000364/LER-1986-004-01, :on 860428 Prior to Fourth Refueling Outage, Eddy Current Insp Plan Identified 70 Steam Generator Tubes Plugged.Causes for Tube Degradation Include Antivibration Bar Wear & Stress Corrosion (← links)
- 05000364/LER-1986-009-01, :on 860717,unit Shut Down Due to Charging Pump 2B Trip.Caused by Electrical Failure of Motor While Charging Pump 2C Removed from Svc for Repair.Charging Pump Returned to Svc on 860722 (← links)
- 05000364/LER-1986-007-01, :on 860608,reactors Tripped Due to Malfunction of Both CRD Motor Generator Sets.Directional Overcurrent Relays on All Motor Generator Sets Checked & Readjusted as Required (← links)
- 05000364/LER-1986-006-01, :on 860521,during Heatup After Maint Outage, Fire Damper in Penetration 05-139-06 Inoperable Due to Routing of Headphone Cable Through Damper.Caused by Personnel Error.Individual Counseled (← links)
- 05000364/LER-1998-007-01, :on 981116,ESF Actuation Occurred During DG 1000 Kw Load Rejection Test.Caused by Poor Jumper Electrical Connection.Improved Jumpers Will Be Used on Appropriate Terminals in Load Rejection Test Procedures.With (← links)
- 05000364/LER-1983-013-03, /03L-0:on 830307,rod Control Sys Inoperable When Failure Alarm Received on Power Cabinet 2AC.On 830328,sys Inoperable When Shutdown Bank B Group 1 Rods Failed to Move Inward.Alarm Reset (← links)
- 05000364/LER-1983-004-03, /03L-0:on 830201,instrumentation Channel Associated W/Tavg Indicator TI-4120 Declared Inoperable After Failing High.Caused by Failure of Transistor on Lead Lag Card.Transistor Replaced (← links)
- 05000364/LER-1983-005-03, /03L-0:on 830205,instrumentation Loop Associated W/Level Transmitter LT-474 Declared Inoperable Due to Trip Setpoint Out of Tolerance.Caused by Failure of Comparator Card.Card Replaced & Channel Declared Operable (← links)
- 05000364/LER-1983-006-03, /03L-0:on 830209,instrumentation Channel Associated W/Refueling Water Storage Tank Level Indicator LI4075A Declared Inoperable After Erroneous Indications Received.Cause Not Determined (← links)
- 05000364/LER-1983-011-03, /03L-0:on 830208,600-volt Load Ctr 1-2R Declared Inoperable When Incoming Power Supply Breaker ER02-1 Opened. Caused by Procedural Inadequacy.Caution Tags Placed in Appropriate Locations (← links)
- 05000364/LER-1983-007-03, /03L-0:on 830216,containment Isolation Valve Q2E21HV8880 Declared Inoperable After Failing to Operate Properly.Cause Not Determined.Inservice Test Performed & Valve Declared Operable (← links)
- 05000364/LER-1983-026-03, /03L-0:on 830602,during Auxiliary Bldg Battery Quarterly Verification,Battery Bank 2A Declared Inoperable. Caused by Decrease in Cell Voltage on Individual Cell.Top of Cell Cleaned & Cell Charged (← links)
- 05000364/LER-1983-020-03, /03L-0:on 830420,steam Generator Pressure Transmitter PT485 Instrumentation Loop Declared Inoperable. Caused by Setpoint Drift of Printed Circuit Card.Card Replaced & Instrument Loop Declared Operable (← links)
- 05000364/LER-1988-005-01, :on 880501,failure to Perform Hourly Fire Watch Patrol Required by Tech Spec 3.7.12 Discovered.Caused by Personnel Error.Shift Foreman Involved in Event Counseled (← links)
- 05000364/LER-1988-006-01, :on 880417,inoperable Fire Detection Sys 2A-22 Could Not Be Returned to Svc within 14 Days,Per Tech Spec 3.3.3.9.Caused by Investigation Into Cause of Spurious Alarm That Made Sys Inoperable.Sys Will Be Repaired (← links)
- 05000364/LER-1987-004, :on 871113,steam Generator Tube Degradation Discovered.Caused by Antivibration Bar Wear, Primary Water Stress Corrosion Cracking in Tubesheet Area,& OD Stress Corrosion Cracking at Support Plates. (← links)
- 05000364/LER-1988-004-01, :on 880315,fire Watch Patrol Not Established as Required.Shift Foreman Failed to Recognize Penetration Released to Be Breached as Fire Barrier Penetration.Caused by Personnel Error.Shift Foreman Counseled (← links)
- 05000364/LER-1988-004, :on 871113,insp of non-plugged Tubes in Steam Generators Confirmed Degradation Indications at Tubesheet & Support Plate Locations.Caused by Antivibration Bar Wear & Stress Corrosion Cracking.Tubes Plugged (← links)
- 05000364/LER-1988-001, :on 880111,discovered Control Room Fire Damper Inoperable.Caused by Design Deficiency.Deficiency Changes Initiated to Evaluate Options.Design Changes Will Be Implemented within 6 Months (← links)
- 05000364/LER-1987-010-01, :on 871209,unit Shutdown Due to Pressure Boundary Leakage on RCS Loop B Cold Safety Injection Line Between Check Valve & Loop.Caused by Cracked Joint Due to Fatigue.Defective Pipe Section Replaced (← links)
- 05000364/LER-1987-010, :on 871209,leak Discovered in Section of Safety Injection Piping on RCS Loop B Cold Leg.Caused by Defect in Welded Joint Between Long Radius Elbow & Straight Section of Pipe.Cooldown Commenced (← links)
- 05000364/LER-1988-003, :on 880223,fire Dampers Tested Inoperable Due to Failure to Close W/Air Flow in Sys.Caused by Design Deficiencies.Design Changes Initiated (← links)
- 05000364/LER-1988-002-01, :on 880218,Tech Spec 3.0.3 Entered When Fire Damper in Filtration Sys Common Suction Line Closed.Caused by Personnel Error.Design Change Initiated to Ensure Proper Operation of Fire Damper.Personnel Counseled (← links)
- 05000364/LER-1997-003-03, :on 970424,failed to Perform Diesel Generator Surveillance Requirements.Caused by Procedural Inadequacy. Changed Shared Surveillance Schedule to Ensure Testing Will Be Performed for Each Individual Unit (← links)
- 05000364/LER-1986-002, :on 860116,post-accident Hydrogen Analyzer 2A Declared Inoperable Because Internal Tubing of Analyzer Inconsistent W/Drawings.Analyzer 2B Also Had Same Inconsistencies.Tubing Configuration Corrected (← links)
- 05000364/LER-1986-001-01, :on 860117,reactor Tripped Due to Manual Tripping of Main Turbine.Caused by Loss of Redundant Power Supplies for Speed Controller.Affected Relay & Light Bulb Replaced.Engineering Study Being Conducted (← links)
- 05000364/LER-1986-003-01, :on 860302,containment Spray Pump 2A Determined to Be Inoperable Due to Defective Microswitch.Caused by Slippage of Roll Pin Holding Actuator Arm in Place.Defective Microswitch Returned to Vendor (← links)
- 05000364/LER-1983-038-03, /03L-0:on 830908,during Solid State Protection Sys (Ssps) Train A(B) Operability Test,Train B Ssps Steam Generator 2A lo-lo Channel Inoperable.Caused by Failure of Universal Card.Card Replaced (← links)
- 05000364/LER-1983-008-03, /03L-0:on 830209,during Performance of Solid State Protection Sys Train B Operability Test,Train B Power Range High Setpoint Trip Logic Declared Inoperable.Caused by Failure of Universal Card (← links)
- 05000364/LER-1985-013-01, :on 851113,discovered That Fire Watch Requirements Determined Incorrectly When Fire Detector on Both Sides of Inoperable Fire Barrier Made Inoperable.Caused by Personnel Error (← links)
- 05000364/LER-1997-002-01, :on 961030,inappropriate Interpretation of Penetration Room Filtration Sys Power Supply Requirement Occurred.Caused by Personnel Error.Revised Interpretation of TS 3/4.9.13 Requirements (← links)
- 05000364/LER-1985-015-01, :on 851212,positive & Negative Rate Trips on Power Range Nuclear Instrumentation Channel N-43 Discovered Improperly Calibr on 851210.On 851211,both Rate Trip Circuitry Channels Inoperable (← links)
- 05000364/LER-1985-011-01, :on 850717,reactor Trip Occurred Due to Low Steam Generator Level.Caused by Apparent Failure of Feedwater Regulating Valve a to Respond in Manual Control. Valve Exercised & Checked Thoroughly (← links)
- 05000364/LER-1985-014-01, :on 851121,new Fuel Assembly T-15 Damaged During Removal of Fuel Assembly from Shipping Container. Caused by Personnel Error.Personnel Counseled & Instructions Added to Fuel Handling Procedure (← links)
- 05000364/LER-1996-003-01, :on 961030,determined That More than 1% of Inservice Tubes in Each SG During Eleventh Cycle Found Defective.Caused by Roll Transition Degradation,Sludge Zone Degradation & Free Span Degradation (← links)
- 05000364/LER-1995-002, :on 950404,increased Oxide & Deposit Coating on Fuel Was Noted During Visual Exams of Fuel Assemblies.Caused by Fuel Duty & Inherent Variability in Cladding Corrosion Process.Revised Corrosion Models (← links)
- 05000364/LER-1985-012-01, :on 850802,reactor Trip Occurred.Caused by Failure of Inverter 2B While Overtemp delta-T in Tripped Condition.Inverter Repaired (← links)
- 05000364/LER-1997-001, :on 970113,nuclear Instrumentation Sys Inaccuracies Were Below 50% Power.Caused by Personnel Error. Unit Operating Procedures Have Been Modified to Specify That Nis Must Be Adjusted (← links)
- 05000364/LER-1985-010-01, :on 850715,during Steady State Operation, Reactor Trip Occurred Due to High Negative Flux Rate.Caused by Voltage Surge Due to Lightning.Shortly After Trip, Generator Output Breaker Opened Prematurely (← links)
- 05000364/LER-1985-005, :on 850127,prior to Integrated Leak Rate Testing of Containment,Grease Cover for Shop End of Containment Vertical Tendon V17 Found Deformed.Caused by Broken Field Anchor.Insp Program Initiated (← links)
- 05000364/LER-1996-004-01, :on 961214,manual Trip Occurred Due to Rod Control Sys Malfunction.Digital Step Counters Inspected & Either Modified by Adding Insulating Sleeve Over Audible Clicker Input Lead (← links)
- 05000364/LER-1983-022-03, /03L-0:on 830428,during Reactor Coolant Pump Bus Reactor Trip Undervoltage Relay Calibr,Reactor Coolant Pump 2B Undervoltage Relay 27-3 Declared Inoperable.Caused by Setpoint Drift.Relay Setpoint Adjusted (← links)
- 05000364/LER-1983-001-03, Determined That Boron Concentration in Boron Injection Tank Out of Spec.Cause Not Stated.Tank Diluted & Boron Concentration Returned to within Tech Spec Limits (← links)
- 05000364/LER-1992-010, :on 921020,reactor Manually Tripped Due to Low Levels in Sg.Caused by Personnel Error.Inlet & Outlet Cooling Water MOVs Will Normally Be Deenergized During Power Operations (← links)
- 05000364/LER-1981-005-03, /03L-0:on 810408,digital Rod Position Indication Sys Declared Inoperable When Breaker de-energized.Caused by Shorted Transformer.Transformer Replaced (← links)
- 05000364/LER-1992-007, :on 920525,Unit 2 Reactor Manually Tripped Following Loss of SGFP 2A.Caused by Water in Lube Oil Sys & Slippage of Oil Pump Impeller Inside Pump.Sgfp 2A Bearing Oil Seals Replaced to Reduce Shaft Leakage (← links)
- 05000364/LER-1985-009, :on 850330,reactor Tripped Due to lo-lo Level in Steam Generator 2A.Caused by leak-by of Isolation Valve to Condenser Vacuum Pressure Transmitter PT502,due to Loss of Steam Generator 2B Feed Pump.Valve Replaced (← links)
- 05000364/LER-1985-008, :on 850328,reactor Trip Occurred Due to lo-lo Level in Steam Generator 2A.Caused by Personnel Error. Technician Counseled (← links)
- 05000364/LER-1984-016-01, :on 841220,reactor Trip Occurred Due to Manual Tripping of Main Turbine.Caused by Failure of Heater Drain Tank 2A Level Control Sys.Unit Returned to Power Operation (← links)
- 05000364/LER-1995-001, :on 950405,S/G Tubes Degradation Found.Caused by PWSCC & Outer Diameter Stress Corrosion Cracking (Odscc). S/G Tubes Plugged & Program of Boric Acid Addition Being Continued to Reduce Potential for ODSCC (← links)
- 05000364/LER-1984-015-01, :on 841213,continuous Fire Watch Not Maintained Per Tech Specs.Caused by Personnel Error in Not Notifying Shift Foreman Before Leaving Station.Personnel Reinstructed in Fire Watch Requirements (← links)
- 05000364/LER-1996-002, :on 960422,discovered Misapplication of TS 4.4.6 Requirements Re F*.Caused by Inadequate Surveillance Test Procedure.Surveillance Test Procedure Will Be Revised (← links)
- 05000364/LER-1984-014-01, :on 841206,containment Purge Supply Fill Line Isolation Valve Found Opened & Line Uncapped.Caused by Personnel Error.Personnel Counseled Re Procedure Adherence (← links)
- 05000364/LER-1996-001-01, :on 960408,2B DG Experienced Reduction Followed by Resumption in Speed During Auto Start Surveillance Test. Caused by Procedural Inadequacy.Dg Test Procedures Revised to Ensure Relay Actuated/Reset W/Proper Delays (← links)
- 05000364/LER-1985-004, :on 850126,required Continuous Fire Watches Terminated Inproperly.Caused by Personnel Error.Foreman Counseled Re Establishment & Termination of Continuous Fire Watches (← links)
- 05000364/LER-1992-012, :on 920928,power Range NI-41 Declared Inoperable.Caused by Cognitive Personnel Error.Appropriate Procedure Changes Will Be Made to Provide Guidance to Ensure Numerical Values,Obtained from Documents (← links)
- 05000364/LER-1984-010-01, :on 840915,steam Generator 2A Steam Flow Channel F1-475 Not Tripped Until 4 H After Channel Declared Inoperable.Caused by Personnel Error.Transmitter Equalizing Valve Closed (← links)
- 05000364/LER-1992-009, :on 920617,agastat Timers on Diesel Generator Sequencers Failed to Meet Acceptance Criteria.Caused by Inadequate Calibration Procedures.Timer Replaced & Rev 6 to Calibr Procedure FNP-0-EMP-1549.01 Issued (← links)
- 05000364/LER-1985-001, :on 850119,nine Tubes in Steam Generator 2A Plugged Based on Eddy Current Testing Results.Cause Not Stated (← links)
- 05000364/LER-1992-008, :on 920526,reactor Trip Occurred Due to Deenergization of Gripper Coil in Rod Control Power Cabinet. Labels Have Been Placed on Rod Control Power Cabinet (← links)
- 05000364/LER-1992-003, :on 920502,inadvertent Actuation of ESF Equipment Occurred.Caused by Inadequate Procedural Guidance. New Procedure Was Developed to Provide Guidelines for Temp Signal Test (← links)
- 05000364/LER-1984-013-01, :on 841107,fire Patrol Not Posted When Main Control Room Annunciation Capability for Smoke Detectors Rendered Inoperable.Caused by Personnel Error.Fire Watch Established & Individual Involved Counseled (← links)
- 05000364/LER-1995-009, :on 951129,entry in Mode 2 W/Intermediate Range Neutron Flux Detector Inoperable.Caused by Personnel Error. Personnel Responsible Disciplined (← links)
- 05000364/LER-1985-007, :on 850301,while Reviewing Limiting Condition for Operation Forms During Shift Turnover,Fire Watch Requirements for Inoperable Fire Barrier Incorrectly Determined.Caused by Personnel Error (← links)
- 05000364/LER-1984-012-01, :on 841026,reactor Tripped Due to General Warnings in Both Trains of Solid State Protection Sys. Caused by Operator Error During Operability Test.Operator Counseled (← links)
- 05000364/LER-1984-011-01, :on 841023,review of 841020 Calibr Test Determined That Potentiometer Settings for Inputs from Power Range Channel N43 to Loop 3 Overtemp Delta T Circuit Not within Tech Specs.Potentiometers Reset (← links)
- 05000364/LER-1985-006, :on 850201,Train B wide-range Containment Sump Level Recorder Had Ink Cartridge Installed for Only Blue Pen,Making Recorder Inoperable.Caused by Personnel Error. Personnel Counseled (← links)
- 05000364/LER-1984-009-01, :on 840908,two Tubes in Steam Generator 2B Identified W/Tube Wall Degradation Exceeding Pluggable Limit.Unit Shut Down on 840831 to Plug Tubes (← links)
- 05000364/LER-1992-006, :on 920515,reactor Trip Occurred When Control Power Fuses in Two of Four Power Range Nuclear Instruments Blew.Caused by Procedural Inadequacy.All Control Power Fuses Were Replaced & Procedure Revised (← links)
- 05000364/LER-1992-004, :on 920509,recognized Failure to Meet Action Statements of TS 3.3.1 & 3.3.2 Due to Personnel Error.Plant Operators Were Coached on Inadequate Communication During Turnover (← links)
- 05000364/LER-1984-007-01, :on 840801,continuous Fire Watch Not Maintained.Caused by Personnel Error.Fire Watch Immediately Posted.Personnel Counseled, (← links)
- 05000364/LER-1995-008, :on 951128,reactor Trip Occurred During DEH Card Change Out.Caused by Latent Design Defect in DEH Circuitry.Three Cards W/Latest Hardware Rev Replaced Correcting Defect (← links)
- 05000364/LER-1995-009-01, :on 951129,plant Entered Condition Prohibited by TS W/Intermediate Range Neutron Flux Detector Inoperable. Caused by Personnel error.Re-connected Detector Drawer Cables & Returned NI-36 to Svc (← links)
- 05000364/LER-1992-002, :on 920306,reactor Tripped on an Intermediate Range High Flux Level Trip Signal.Caused by Procedural Inadequacy & Personnel Error.Unit Operating Procedures Have Been Revised (← links)
- 05000364/LER-1984-006, Forwards Pertinent Design Drawings for Diesel Generator 2B, in Response to N Merriweather Request Re LER 84-006-00. Oversized Aperture Card Encl (← links)
- 05000364/LER-1984-008-01, :on 840831,two Tubes in Steam Generator 2B Discovered W/Defects Exceeding Limit for Tube Plugging During Eddy Current Exam.Cause Undetermined.Unit Shut Down Per Tech Spec 3.0.3 & Tubes Plugged (← links)
- 05000364/LER-1992-001, :on 920122,reactor Trip Initiated.Caused by Improper Gasket Installation.All Accessible Gaskets in North Exciter Coolers Were Inspected & Replaced to Be Leak Free (← links)
- 05000364/LER-1984-006-01, :on 840519,diesel Generator 2B Tripped on High Jacket Water Temp.Review Revealed Generator Output Breaker Would Not Open If Trip Followed Nonemergency Test Start. Design Implemented to Correct Condition (← links)
- 05000364/LER-1984-002-01, Revised LER 84-002-01:on 840124,hourly Firewatch Patrol in Train B Auxiliary Bldg Battery Charger Room Not Performed at Specified Times.Caused by Personnel Error.Personnel Counseled & Firewatch Patrol Immediately Performed (← links)
- 05000364/LER-1984-003, :on 840130,reactor Tripped Due to low-low Level in Steam Generator 2C.Caused by Closure of Main Feedwater Regulating Valve 2C Due to Instrumentation Channel Spiking Low.Nlp Card Replaced (← links)
- 05000364/LER-1995-007, :on 950625,Unit 2 Reactor Tripped.Caused by Cognitive Personnel Error.Individuals Involved Coached Concerning Incident (← links)
- 05000364/LER-1995-006, :on 950622,determined That Analysis of RCS Dose Equivalent Iodine (Dei) Analysis Not Performed Per TS SR 4.4.9 Due Cognitive Personnel Error.Dei Analysis Completed on 950622 & Personnel Reinstructed (← links)
- 05000364/LER-1984-001-01, :on 840118,reactor Tripped.Caused by Personnel Allowing Steam Generator 2B Level to Reach hi-hi Setpoint While Operating Feedwater Sys Manually.Personnel Counseled Re Steam Generator Maint (← links)
- 05000364/LER-1995-004-01, :on 941205,reactor Coolant Pump Bus Undervoltage Relays Dropout Setpoints Outside of Operability Tolerance.Caused by Investigation Attributed to Relay Setpoint.Changed Test Equipment (← links)
- 05000364/LER-1995-005, :on 950601,loss of electro-hydraulic Fluid Resulted in Manual Rts.Repaired & Selected Welds on Eh Sys of 2A & 2B SGFP (← links)
- 05000364/LER-1995-003-01, :on 950507,loop 2A Overtemperature Delta Temp Channel Was Inoperable Due to Personnel Error.Adjusted Channel & Returned to Svc on 950507 (← links)
- 05000364/LER-1984-004-01, :on 840327,reactor Tripped from 100% Power Due to Power Range Neutron High Flux Negative Rate.Caused by Control Rods Dropping Into Core Due to Voltage Surge Caused by Severe Lightning.Power Supplies Reset (← links)
- 05000364/LER-1984-002, :on 840123,hourly Firewatch Patrol in Train B Auxiliary Bldg Battery Charger Room Not Performed During 1300-1400 & 1400-1500 H.Caused by Personnel Error. Individual Counseled (← links)
- 05000364/LER-1983-062-03, /03L-0:on 831121,inverter 2D Declared Inoperable Due to Failed Capacitor.Caused by Component Failure. Capacitor Replaced (← links)
- 05000364/LER-1983-060-03, /03L-0:on 831116,during Performance of Containment Airlocks Interlock Test FNP-2-STP-607.0,auxiliary Access Airlock Declared Inoperable Due to Failure of Door Interlock.Caused by Misalignment of Linkage (← links)
- 05000364/LER-1983-059-03, /03L-0:on 831116,core Axial Flux Difference Determined to Be Outside Target Band by 0.5%.Caused by Personnel Error.Dilution Secured (← links)
- 05000364/LER-1983-058-03, /03L-0:on 831107,motor Operator Power Supply Breakers for Auxiliary Feedwater Stop Check Valves 3350A, 3350B & 3350C Not Locked in Open Position.Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1983-046-03, /03L-0:on 831003,04,05,06 & 11,hydraulic Snubbers & Two Mechanical Snubbers Declared Inoperable After Failing Hydraulic Snubber Visual Test & Snubber Functional Test. Probably Caused by Excessive Heat & Vibration (← links)
- 05000364/LER-1983-044-03, /03L-0:on 831005,train a Penetration Room Filtration Sys Declared Inoperable Due to Unacceptable Charcoal Adsorber.Caused by Use of Train for Removal of RHR Pump Room Smoke.Adsorber Replaced (← links)
- 05000364/LER-1983-042-03, /03L-0:on 830928,RHR Pump 2B Tripped While RHR Loop B in Svc & RHR Loop a Secured.Caused by Crack in Lower Bearing Oil Fill,Drain & Sight Glass Pipe.Pipe Manually Rotated (← links)
- 05000364/LER-1983-039-01, While Securing Steam to Turbine Bldg as Part of Normal Shutdown,Msivs Q2N11V001B, 1C & 2B Initially Failed to Close Under no-flow Conditions. Caused by Binding in Valve Packing (← links)
- 05000364/LER-1983-041-03, /03L-0:on 830921,instrumentation Channel Associated W/Rcp Bus Underfrequency Relay a Declared Inoperable Due to Response Time Being 1.64 Above Tech Spec Time of 0.6 S.Caused by Dirty Contacts (← links)
- 05000364/LER-1983-040-03, /03L-0:on 830918,during Performance of RCS Pressure Isolation Valve Leak Test,Check Valve Q2E11V051A Declared Inoperable When Valve Found Leaking Excessively. Caused by Incomplete Contact Between Valve Disc & Seat (← links)
- 05000364/LER-1983-035-03, /03L-0:on 830821,during Performance of FNP-2-STP-11.8 (RHR Sys Check Valves Inservice Test),Rhr Pump 2B Declared Inoperable.Caused by Variable Resistor Being Out of Adjustment.Resistor Adjusted (← links)
- 05000364/LER-1983-034-03, /03L-0:on 830826,during Performance of FNP-1-STP-1.0,containment Average Air Temp Above Tech Specs. Caused by Personnel Error.Personnel Counseled (← links)
- 05000364/LER-1994-004-01, :on 941225,reactor Tripped Due to Loss of Turbine DEHC Overspeed Protection.Root Cause Investigation Was Performed,Resulting in Replacement of Six Cards Associated W/Sehc Sys (← links)
- 05000364/LER-1994-002-01, :on 941214,surveillance Not Performed on Swp Lube & Cooling Valves Due to Cognitive Personnel Error. Surveillance Schedules Reviewed to Ensure Corrected Schedules Placed (← links)
- 05000364/LER-1983-003-03, /03L-0:on 830117,during Performance of RHR Valve Inservice Test,Motor Operated Valve 8888B Failed to Reopen After Being Stroked Closed.Caused by Loose Contacts in Valve Operator Limiting Switch.Contacts Replaced (← links)
- 05000364/LER-1994-003-01, :on 941218,reactor Tripped Due to low-low Level in 2C Sg.Caused by an Intermittent Failure in 63AST-2 Auto Stop Oil Pressure Switch (63) Circuit.Pressure Switch Replaced & Insp of Fluid Sys Performed (← links)
- 05000364/LER-1983-027-03, /03L-0:on 830708,train a Manual Trip Channel Declared Inoperable When Control Power Fuses for Reactor Trip Bypass Breaker B Inadvertently Removed.Caused by Personnel Error.Individual Counseled (← links)
- 05000364/LER-1983-030-03, /03L-0:on 830731,radiation Monitors R25A & B Declared Inoperable When Power Switches Discovered Turned Off.Caused by Personnel Error & Procedural Inadequacy. Appropriate Procedure Changes Made (← links)
- 05000364/LER-1983-029-03, /03L-0:on 830727,radiation Monitor R-11 Declared Inoperable Due to Filter Paper Not Advancing.Caused by Binding of Paper Drive Assembly.Paper Drive Repaired (← links)
- 05000364/LER-1983-021-03, /03L-0:on 830411,instrumentation Channel Associated W/Refueling Water Storage Tank Water Level Indicator LI-4075A Declared Inoperable Due to Low Indication.Cause Not Determined (← links)
- 05000364/LER-1983-019-03, /03L-0:on 830404 & 19,rod Control Sys Declared Inoperable Upon Receipt of Failure Alarm on Power Cabinet 2AC.Following Second Occurrence,Phase Control Card B2 Replaced (← links)
- 05000364/LER-1983-018-03, /03L-0:on 830326,pressurizer Heater Group 2A Declared Inoperable When Heaters Failed to Energize.Caused by Discharge Breaker Closing Springs & Out of Adjustment Microswitch.Switch Adjusted & Breaker Cycled (← links)
- 05000364/LER-1991-003-01, :on 910416,both Trains of Control Room Emergency Air Cleanup Sys Declared Inoperable Due to Svc Water Trains Being Inoperable.Caused by Personnel Error. Train a Svc Water Valve Opened (← links)
- 05000364/LER-1991-004, :on 910420,reactor Tripped Due to Turbine Trip. Caused by Reduction of Condenser Vacuum.Turbine Bldg Sys Operator Immediately Restored Air to Steam Admission Valve Upon Finding Air Supply Valve Closed (← links)
- 05000364/LER-1983-016-03, /03L-0:on 830318,instrumentation Channel Associated W/Svc Water Discharge Flow Transmitter FT-571 Declared Inoperable When Main Control Board Recorder Indicated Low.Caused by Water Damage to Flow Transmitter (← links)
- 05000364/LER-1983-014-03, /03L-0:on 830309,RCS Controlled Leakage of 31.7 Gpm Exceeded Tech Spec Limit of 31.0 Gpm.Caused by Performing Test W/Only One Letdown Orifice in Svc.Procedure Changed to Set Valves for Highest Normal Pressure (← links)
- 05000364/LER-1991-002, :on 910409,reactor Manually Tripped Following Loss of Operating Steam Generator Feedwater Pump.Caused by Failed Eh Fluid Supply Line Coupling & Loss of Eh Fluid.Eh Tubing Repaired (← links)
- 05000364/LER-1994-001, :on 940805,main Turbine Was Manually Tripped Due to Degrading Condenser Vacuum.Caused by Equipment Failure of Local Pressure Gauge.Local Pressure Indicator Was Replaced (← links)
- 05000364/LER-1990-005, :During Seventh Refueling outage,571 Tubes Found Defective & Classified as Category C-3.Caused by Defects in Tube Sheet Area & at Support Plates.All Tubes Plugged & Boric Acid Added (← links)
- 05000364/LER-1983-015-03, /03L-0:on 830223,during FNP-2-STP-80.1 Operability Test,Diesel Generator 2B Declared Inoperable When Max Load Achievable Below Tech Spec Limit.Cause Unknown.Fuel Injector Linkage Adjusted.Load Demand Will Be Monitored (← links)
- 05000364/LER-1983-009-03, /03L-0:on 830217,pressurizer PORV 444B Declared Inoperable When Pressurizer Pressure Controller Card 444A Failed Low.Caused by Failure of Driver Card.Porv 444B Declared Operable Following Calibr & Replacement of Card (← links)
- 05000364/LER-1982-007-03, /03L-0:on 820118,boron Concentration in 2C Accumulator Fell Below Min Required in Tech Specs.Sampling Yielded Results Both Below & Above 1900 Ppm Limit.Cause of Fluctuation Not Determined.Accumulator Will Be Monitored (← links)
- 05000364/LER-1983-002-03, /03L-0:on 830121,while Attempting to Increase Accumulator Nitrogen Pressure,Containment Isolation Valve Failed to Fully Open.Caused by Valve Binding Between Cage & Plug Assembly.Cage & Plug Replaced (← links)
- 05000364/LER-1982-050-03, /03L-0:on 821124,source Range Channel N32 Declared Inoperable Due to Erratic Readings.Caused by Faulty Detector on N31 & Faulty High Voltage Power Supply Cable Connector on N32.Detector & Cable Connector Replaced (← links)
- 05000364/LER-1982-048-03, /03L-0:on 821127,source Range Channel N-32 Declared Inoperable Due to Loss of Detector Voltage.Caused by Faulty High Voltage Connector.Connector Replaced (← links)
- 05000364/LER-1982-046-03, /03L-0:on 821028,snubber 2RC-R50A Determined to Be Inoperable When Found W/Damaged & Leaking O-ring.Snubber Rebuilt,Satisfactorily Tested & Reinstalled.No Evidence of Damage to Piping Supports or Restraints Near Snubber (← links)
- 05000364/LER-1994-003, :on 940603,several MSSVs Found to Lift Settings Outside Tolerance Band.Caused by Inaccuracy in Mean Seat Area Term of Equation Used to Calculate Lift Setpoint for Furmanite Trevitest Sys.Trevitest Sys Revised (← links)
- 05000364/LER-1981-049-03, /03L-0:on 811109,B2G Sequencer on Diesel Generator 2B Failed to Meet Time Requirements for Picking Up Step 5 While Performing Operability Test.Caused by Setpoint Drift of Agastat Timer.Timer Adjusted (← links)
- 05000364/LER-1981-047-03, /03L-0:on 811109,indicator PI3371B of Steam Generator 2B Pressure Instrumentation Loop to Hot Shutdown Panel Failed Low.Caused by Loop Power Supply Card Failure. Card Replaced (← links)
- 05000364/LER-1981-046-03, /03L-0:on 811106,control Room Ventilation Valve Inservice Test Not Performed within Tech Spec Time Interval. Caused by Omission of Valves from Insp Plan Resulting in N/A Designation on Shared Surveillance Schedule (← links)
- 05000364/LER-1982-043-01, /01T-0:on 821028,during Attempt to Close Containment Spray Manual Isolation Valves Q2E13V001A & Q2E13V001B,valves Found Already Closed.Caused by Procedural Inadequacy & Nonconformance W/Design Drawings (← links)
- 05000364/LER-1982-041-03, /03L-0:on 821001,containment Atmosphere Particulate Activity Monitor R-11 Declared Inoperable When Indicator Failed Low.Caused by Faulty Low Voltage Power Supply Card.Power Supply Card Replaced (← links)
- 05000364/LER-1990-005-01, :on 901216,total of 574 Tubes Previously in Svc Found to Be Defective Which Requires Insp Results to Be Classified as Category C-3 (← links)
- 05000364/LER-1982-033-03, /03L-1:on 820817,breaker to Containment Isolation Valve Inadvertantly Opened.Caused by Personnel Error While Implementing Tagging Order.Breakers Positioned & Returned to Svc (← links)
- 05000364/LER-1990-004-01, :on 901116,actuation of ESF Equipment Occurred (← links)
- 05000364/LER-1982-051-03, /03L-0:on 821203,instrumentation Channel Associated W/Feed Flow Indicator FI496 Declared Inoperable When Indicator Failed Low.Caused by Leaking Equalizer Valve. Valve Repaired,Tested & Channel Returned to Svc (← links)
- 05000364/LER-1982-032-03, /03L-0:on 820722,RCS Subcooling Monitor Channel 2 & Containment Hydrogen Analyzer 2B Declared Inoperable When 2G Inverter Failed.Caused by Failure of Primary Power Supply.Power Supply Replaced (← links)
- 05000364/LER-1981-050-03, /03L-0:on 811116,penetration Room Filtration Sys 2A Declared Inoperable Due to Loss of Power to Pressure Differential for 2A Recirculation Fan.Caused by Blown Fuse in Pressure Differential Transmitter Power Supply (← links)
- 05000364/LER-1993-004, :on 931202,reactor Tripped on SG low-low Following Turbine Trip.Caused by SG Feed Pump Speed Control Maintained at Excessive Pressure as Result of Speed Failure of Controller Card (← links)
- 05000364/LER-1990-002-01, :on 900711,discovered That Hourly Fire Watch Patrols for Door 2318 Not Performed,Per Tech Spec 3.7.12 Requirements.Caused by Personnel Error.Fire Watch re-established (← links)
- 05000364/LER-1993-003-01, :on 931112,SG Tube Degradation Discovered as Result of EC Insps Performed During Unit 2 Ninth Refueling Outage.Applicable Tubes Plugged & Returned to Svc by Sleeving or Current Data Analysis (← links)
- 05000364/LER-1982-029-03, 7 River Water Pump Declared Inoperable When Motor Tripped.Caused by Ground Fault on Phase C Power Supply Cable.Defective Cable Replaced & Declared Operable on 820626 (← links)
- 05000364/LER-1982-027-03, Steam Jet Air Ejector Noble Gas Activity Monitor Declared Inoperable When Pegged High While All Other Indications Normal.Caused by Faulty Detector.Detector Replaced & Declared Operable on 820622 (← links)
- 05000364/LER-1982-025-03, /03L-0:on 820609,containment Atmosphere Activity Monitor R-11 (Particulate Monitor) Declared Inoperable When Vacuum Pump Tripped Due to Erroneous High Flow Signal.Caused by Faulty High Flow Relay.Relay Replaced (← links)
- 05000364/LER-1982-028-01, /01T-0:on 820609,markings for Trains a & B Svc Water Cooling Valves Found Reversed.Caused by Personnel Error in Installing Permanent Labels.Labeling Error Corrected (← links)
- 05000364/LER-1982-013-03, /03L-0:on 820315,radiation Monitors R-11,R-12 & R-22 Declared Inoperable.Caused by de-energized Power Supply as Result of Generator Trip While Startup Transformer 2A Was Out of Svc for Maint.Transformer Returned to Svc (← links)
- 05000364/LER-1982-019-03, /03L-0:on 820430,pressurizer Pressure Fell Below Tech Spec Limit.Caused by Transient in Pressurizer Pressure Transmitter PT-444 Opening Spray Valve.Pressure Restored (← links)
- 05000364/LER-1982-017-03, /03L-0:on 820427,during Full Length Control Rod Operability test,FNP-2-STP-5.0 Group 1 & Control Banks a, Group 1 & B,Group 1 Control Rods Declared Inoperable.Caused by Faulty Slave Cycler Counter Card.Card Replaced (← links)
- 05000364/LER-1982-016-03, /03L-0:on 820330,pressurizer Pressure Fell Below Tech Spec Limit.Caused by Personnel Error in Utilizing Large Borations During Xenon Transients.Personnel Counseled (← links)
- 05000364/LER-1981-039-03, /03L-0:on 810915,while Performing FNP-2-STP-20.0A, a Train Penetration Room Filtration Sys Declared Inoperable When Pressure Differential Transmitter Failed to Open for Damper.Caused by Transmitter Drift.Unit Recalibr (← links)
- 05000364/LER-1981-039, Forwards LER 81-039/03L-0 (← links)
- 05000364/LER-1982-010-03, /03L-0:on 820226,instrumentation Loop Associated w/LI-474 (Steam Generator a Level Indicator) Declared Inoperable.Caused by Loss of Necessary Level in Ref Leg While Steam Generator Not in Svc.Leg Refilled (← links)
- 05000364/LER-1982-009-03, /03L-0:on 820228,instrumentation Loop Associated w/FT-474 (Steam Generator a Flow Transmitter) Declared Inoperable.Caused by Leaking Equalizing Valve.Valve Stem Repaired (← links)
- 05000364/LER-1982-008-03, /03L-0:on 820226,instrumentation Loop Associated w/LI-485 (Steam Generator B Level Indication) Declared Inoperable When Reading Was Out of Tolerance W/Other Channels.Caused by Obstruction in Ref Leg (← links)
- 05000364/LER-1982-005-03, /03L-0:on 820226,4160-volt B Train Ac Electrical Power Circuit Declared Inoperable When Emergency Bus 2G de-energized.Bus 2G de-energized When Breaker 2-DG15 Opened. Cause Under Investigation (← links)
- 05000364/LER-1992-011, Informs That Recent Review of LERs Submitted in 1992 Revealed That LER 92-011 Not Submitted & Will Not Be Used for Docket 50-364.Number Originally Assigned for Event Which Was Determined Not to Be Reportable (← links)
- 05000364/LER-1990-001-01, :on 900512,reactor Tripped Due to lo-lo Water Level in Steam Generator 2A.Caused by Procedural Inadequacy. Procedure FNP-2-STP-151 Revised to Provide Addl Initial Conditions to Prevent Subj Event (← links)
- 05000364/LER-1982-003-03, /03L-0:on 820112,instrumentation Loop Associated W/Refueling Water Storage Tank Level transmitter,LT-502, Declared Inoperable When Level Indicator (LI-4075B) Failed Low.Caused by Unusually Cold weather.LS-504 Replaced (← links)
- 05000364/LER-1982-002-03, /03L-0:on 820111, Instrumentation Loop Associated W/Main Feed Flow Transmitter FT-476 Declared Inoperable Due to Frozen Transmitter Sensing Lines.Caused by Unusually Cold Weather.Lines Thawed & Loop Returned to Svc (← links)
- 05000364/LER-1982-004-03, /03L-0:on 820111,instrumentation Channel Associated W/Main Steam Line Pressure Transmitter PT-496 Declared Inoperable.Caused by Frozen Sensing Lines Due to Lack of Insulation.Lines Thawed & Addl Insulation Added (← links)
- 05000364/LER-1982-004, Forwards LER 82-004/03L-0 (← links)
- 05000364/LER-1982-001-03, /03L-0:on 820106,train a Chlorine Detector Declared Inoperable.Caused by Depletion of Detector Paper. Paper Installed 820108 (← links)
- 05000364/LER-1982-001, Forwards LER 82-001/03L-0 (← links)
- 05000364/LER-1981-055-03, /03L-0:on 811208,2B Recombiner Oxygen Inlet Analyzer Declared Inoperable.Caused by Faulty Analyzer Cell. Cell Replaced & Analyzer Recalibr (← links)
- 05000364/LER-1981-053-03, /03L-0:on 811210,diesel Generator 2C Failed to Start.Caused by Personnel Closing Air Start Header Isolation Valves Instead of Air Header Cross Connect Valves.Valves Realigned (← links)
- 05000364/LER-1981-056-01, /01T-0:on 811226,sodium Hydroxide Spray Additive Tank Isolation Valve Q2E13V024 Was Found Locked in Closed Position.Caused by Improper Repositioning of Valve Due to Operator & Administrative Errors.Valve Opened & Locked (← links)
- 05000364/LER-1981-056, Forwards LER 81-056/01T-0 (← links)
- 05000364/LER-1981-054-03, /03L-0:on 811215,both River Water Trains Declared Inoperable When River Water Pump 6 & Diesel Generator 2C Were Out of Svc for Maint.Caused by Personnel Error. Equipment Returned to Svc & Personnel Cautioned (← links)
- 05000364/LER-1981-054, Forwards LER 81-054/03L-0 (← links)
- 05000364/LER-1981-052-03, /03L-0:on 811206,A Train Control Room Chlorine Detector Declared Inoperable Due to Paper Not Advancing. Caused by Scrap of Paper Jamming Paper Drive Gears.Paper Removed (← links)
- 05000364/LER-1981-051-03, /03L-0:on 811205,overtemp Delta Temp Instrumentation Loop Declared Inoperable When Bistable TB- 432C-1 Found Out of Tech Spec Tolerance.Caused by Comparator Card Being Out of Calibr.Card Recalibr.Loop Test Completed (← links)
- 05000364/LER-1993-002, :on 930211,determined That Actuation of Two B Train Slave Relays for Tdafwp Had Not Been Verified within Last 18 Months.Caused Inadequate Procedural Guidance. Surveillance Test Procedures Revised (← links)
- 05000364/LER-1993-001, :on 930205,inadvertent Train a Safety Injection Occurred During Performance of FNP-2-STP-33.01 Due to Personnel Error.Individual Involved in Event Disciplined & All STP-33.0 Series Procedures Revised (← links)
- 05000364/LER-1981-048, Forwards LERs 81-041/03L-1 & 81-048/03L-0.W/o LER 81-048/03L-0 (← links)
- 05000364/LER-1981-044-03, /03L-0:on 811003,steam Jet Air Ejector Noble Gas Activity Monitor Declared Inoperable Due to Erratic Indication of Activity.Caused by Moisture in Detector Unit Caused by Improper Automatic Drain Valve Operation (← links)
- 05000364/LER-1981-044, Forwards LER 81-044/03L-0 (← links)
- 05000364/LER-1981-038-03, /03L-0:on 810911,diesel Generator 2B Declared Inoperable When Failed to Reach Rated Speed & Voltage within Time Specified by Tech Spec.Probably Caused by Fuel Oil Check Valve Not Seating Properly & Loose Tubing Connection (← links)
- 05000364/LER-1981-038, Forwards LER 81-038/03L-0 (← links)
- 05000364/LER-1982-042-03, /03L-0:on 821013,containment Auxiliary Personnel Hatch Failed to Meet Outer Door Acceptance Criteria.Caused by Worn Gaskets.Gaskets Replaced (← links)
- 05000364/LER-1982-042, Forwards LER 82-042/03L-0 (← links)
- 05000364/LER-1991-001-01, :on 910401,reactor Trip Occurred When Rod Dropped in Core.Caused by Defective Circuit Card in Rod Control Sys.Suspect Circuit Cards Replaced & Sent to Westinghouse for Evaluation (← links)
- 05000364/LER-1989-015, :on 891118,reactor Tripped Due to Turbine Trip. Caused by Voltage Transient in Power Circuit to Digital electro-hydraulic Control Sys & Inverter Failure.Inverter Repaired & Returned to Svc (← links)
- 05000364/LER-1981-043-03, /03L-0:on 810918,following Performance of Operability Test,Diesel Generator 1C Found Inoperable When Tripped Under Load.Caused by High Crankcase Pressure Resulting from Cylinder Lining Scoring (← links)
- 05000364/LER-1981-042-03, /03L-0:on 811001,containment Atmosphere Particulate Radioactivity Monitoring Sys Found Inoperable When Indication Failed Low.Caused by Broken Wire in Instrumentation Drawer.Wire Repaired (← links)
- 05000364/LER-1981-041-03, /03L-0:on 810930,during Testing,Instrumentation Loop Associated w/LT-461 Found Inoperable When Comparator Card Failed to Meet Voltage Setpoint Criteria.Caused by Component Drift on Comparator Card.Card Replaced (← links)
- 05000364/LER-1981-040-03, /03L-0:on 810923,plant Stack Effluent Monitor Found Inoperable Due to Data Transmit Error.Inverter 2A tripped,de-energizing Bus 24.Cause of Transmit Error Not Determined.Inverter Trip Caused by Transient Voltage Spike (← links)
- 05000364/LER-1981-036-03, /03L-0:on 810812,svc Water Dilution Flow Recorder Had Been Inoperable Since 810708 Due to Broken Annubar. Caused by Personnel Not Recognizing This as Limiting Condition of Operation Event (← links)
- 05000364/LER-1981-036, Forwards LER 81-036/03L-0 (← links)
- 05000364/LER-1981-034-03, /03L-0:on 810809,train a Boron Injection Tank Heat Tracing Had Been Inoperable Since 810711.Caused by Personnel Error.Supply Breaker Had Been Tagged Out for Replacement of Burned Out Heater on 810711 (← links)
- 05000364/LER-1981-034, Forwards LER 81-034/03L-0 & 81-037/03L-0.W/o Encl LERs 81-037/03L-0 (← links)
- 05000364/LER-1981-033-03, /03L-0:on 810801,instrumentation Loop Associated W/Refueling Water Storage Tank Level Transmitter Was Declared Inoperable.Caused by Level Indicator Failing High Due to Moisture in Transmitter Junction Box (← links)
- 05000364/LER-1981-032-03, /03L-0:on 810731,containment Atmosphere Radioactivity Monitoring Sys Was Declared Inoperable Due to Filter Paper Not Advancing.Caused by Filter Paper Spool Plates Slipping.Plates Tightened (← links)
- 05000364/LER-1981-031-03, /03L-0:on 810718,pressurizer Level Indicators LI-459,460,461 & 462,pressurizer Heaters,Wide Range RCS Pressure Channel PT402,pressurizer Pressure PT-455 & 456,RCS Pressure PT402 & Subcooling Monitors Input Inoperable (← links)
- 05000364/LER-1981-030-03, /03L-0:on 810727,steam Generator 2B Steam Flow Transmitter FT-485 Declared Inoperable.Caused by Kerotest Valve Plug Remaining Closed When Valve Handwheel Was Fully Open.Valve Exercised & Valve Plug Opened (← links)
- 05000364/LER-1981-028-03, /03L-0:on 810717,main Control Board Steam Flow Indicator of FT-474 Instrumentation Loop Failed High.Caused by Transmitter Vent Pipe Break Due to Use of Oversized Valve in Sensing Line.Lighter Valve Installed (← links)
- 05000364/LER-1981-029-03, /03L-0:on 810720,turbine Driven Auxiliary Feedwater Pump Exhaust Radiation Monitor R60D Declared Inoperable Due to Printed Circuit Failure.Caused by Shorted Diode Between Check Source Mounting Hardware & Pc Card (← links)
- 05000364/LER-1981-026-03, /03L-0:on 810620,recombiner Oxygen Inlet Analyzer 28 Declared Inoperable Due to Faulty Meter Reading.Caused by Faulty Analyzer Cell.Cell Replaced (← links)
- 05000364/LER-1981-027-03, /03L-0:on 810714,during Test,A Train Penetration Room Filtration Sys Was Declared Inoperable When Associated Fan Damper Failed to Open.Caused by Faulty Solenoid Valve. Valve Replaced.Sys Returned to Svc (← links)
- 05000364/LER-1981-027, Forwards LER 81-027/03L-0 (← links)
- 05000364/LER-1981-021-03, /03L-0:on 810606,overtemp-delta Temp Instrumentation Loop Trip Setpoint Failed to Meet Tolerance Requirements.Caused by Gain Potentiometer Being Out of Adjustment.Potentiometer Adjusted (← links)
- 05000364/LER-1981-021, Forwards LER 81-021/03L-0 (← links)
- 05000364/LER-1981-025-03, /03L-0:on 810604,steam Jet Air Ejector Noble Gas Activity Monitor RE-15 Failed Low.Caused by Faulty Connection at Detector.Condition Corrected & Monitor Returned to Svc on 810615 (← links)
- 05000364/LER-1981-023-03, /03L-0:on 810604,boric Acid Storage Sys Declared Inoperable Due to Low Concentration in Boric Acid Tank 2A & Low Vol of Solution in Tank 2B.Caused by Prior Use of Sys for Boration & Personnel Error (← links)
- 05000364/LER-1981-022-03, /03L-0:on 810603,recombiner Oxygen Outlet Analyzer a Found Not Responding to Changes in Oxygen Concentration. Probably Caused by Serviceman Failure to Place Analyzer in Measure Mode Following Performance of Alignment Procedu (← links)
- 05000364/LER-1981-024-03, /03L-0:on 810611,discovered That Component Cooling Water Valve Inservice Test Was Not Performed in Required Time Interval.Caused by Test Schedule Not Indicating That Test Was Only Partially Performed.Test Performed (← links)
- 05000364/LER-1981-001, Forwards LER 81-001/03L-0 (← links)
- 05000364/LER-1981-019-03, /03L-0:on 810526,plant Vent Stack Effluent Monitor R-29B Was Declared Inoperable Due to Pump Trip. Caused by Dirty Filter.Filter Was Replaced.Frequency for Performing Preventative Maint on Filter Will Be Evaluated (← links)
- 05000364/LER-1981-019, Forwards LER 81-019/03L-0 (← links)
- 05000364/LER-1981-020-03, /03L-0:on 810530,RCS Leakage Test Had Not Been Performed within Time Interval Specified by Tech Specs. Caused by Personnel Error.Supervisory Personnel Have Been Instructed to Insure That Tests Are Performed (← links)
- 05000364/LER-1981-018-03, /03L-0:on 810602,while Performing Steam Generator 2C FT-495 Loop calibr,FT495 Instrumentation Loop Was Declared Inoperable.Caused by Faulty Comparator Card.Card Was Replaced (← links)
- 05000364/LER-1981-002-03, /03L-0:on 810525,during Testing,Steam Generator Code Safety Valve on Steam Line B Opened & Did Not Reseat. Cause Unknown.Valve Returned to Mfg for Investigation & Replaced (← links)
- 05000364/LER-1981-016-03, /03L-0:on 810523 & 24,temp Average Decreased Below Required Temp.Caused by Overfeeding Steam Generators During Transient Rod Movements.Operators Cautioned.Temp Restored (← links)
- 05000364/LER-1981-017-03, /03L-0:on 810602,train a Chlorine Detector Was Declared Inoperable.Caused by Broken Reset Switch.Switch Replaced (← links)
- 05000364/LER-1981-013-03, /03L-0:on 810505 & 06,lube Oil & Fuel Oil Leaks Found on Diesel Generator 2B.First Caused by Leaking O-ring on Lube Oil Strainer;Second by Fatigue Failure of Compression Fitting on Copper Line.Ring & Line Replaced (← links)
- 05000364/LER-1981-008-03, /03L-0:on 810422,diesel Generator 2C Sequencer B2J Failed to Meet Time Requirements for Picking Up Step 2. Caused by Agastat Timer Setpoint Drift.Setpoint Adjusted (← links)
- 05000364/LER-1981-006-03, /03L-0:on 810421 & 22,diesel Generator 2B Failed to Reach Rated Speed in Required Time.Cause Not Stated.Fuel Oil Day Tank Foot Valve Replaced & Fuel Line Check Valves Cleaned (← links)
- 05000364/LER-1981-015-03, /03L-0:on 810506,hydrogen Recombiner 2A Oxygen Concentration Increased Above Tech Spec Level w/4.3% Hydrogen Concentration.Cause Not Stated.Oxygen Concentration Reduced & Recombiner Returned to Svc (← links)
- 05000364/LER-1981-014-03, /03L-0:on 810506,sequencer B2J Failed to Load Shed River Water Pump 3 During Loss of Sys Pressure Test.Caused by Malfunction of Relay Due to Dirty Contacts.Contacts Cleaned & Adjusted & Sequencer Returned to Svc on 810507 (← links)
- 05000364/LER-1981-012-03, /03L-0:on 810427,turbine Driven Auxiliary Feedwater Pump Was Declared Inoperable When Speed Could Not Be Automatically Controlled.Caused by Installation Wiring Error in Manual Potentiometer Circuit.Error Corrected (← links)
- 05000364/LER-1981-012, Forwards LER 81-012/03L-0 (← links)
- 05000364/LER-1981-007-03, /03L-0:on 810421,containment Atmosphere Particulate & Gaseous Radioactivity Monitoring Sys R11 & R12 Declared Inoperable When Inboard Pump Tripped.Caused by Flow Control Valve Not Being Lock Wired.Valve & Pump Repaired (← links)
- 05000364/LER-1981-007, Forwards LER 81-007/03L-0 (← links)
- 05000364/LER-1981-003-03, /03L-0:on 810311,radiation Monitor R5 in Fuel Storage Pool Area Failed Low & Was Declared Inoperable. Caused by Loose Connector Pin.Connector Repaired (← links)
- 05000364/LER-1981-003, Forwards LER 81-003/03L-0 (← links)
- 05000364/LER-1981-004-03, /03L:on 810314,audible Count Rate in Containment Was Lost in Mode 6.Caused by Blown Fuse in 2D Inverter. Blown Inverter Fuse Replaced (← links)
- 05000364/LER-1981-004, Forwards LER 81-004/03L-0 (← links)
- 05000364/LER-1989-016, :on 891228,discovered That Required Surveillance for Plant Vent Stack Radioactive Gas Monitor Not Performed.Caused by Personnel Improperly Scheduling Surveillance for Time Later than Due Date (← links)
- 05000364/LER-1981-011-03, /03L-0:on 810426 & 27,power Operated Relief Valve 445A Declared Inoperable.Caused by Seat Leakage.Valve Stroke Adjusted.Leakage Reoccurred & Valve Isolated.Repair Will Be Accomplished When Plant Conditions Permit (← links)
- 05000364/LER-1981-010-03, /03L-0:on 810429 & 30,containment Atmosphere Radioactivity Monitoring Sys R-11 Declared Inoperable.Caused by Filter Paper Not Advancing Due to Paper Spool Slippage on Shaft.Drive Shaft Adjusted & R-11 Returned to Svc (← links)
- 05000364/LER-1981-009-03, /03L-0:on 810428 & 0501,pressurizer Pressure Indicator PI456 Declared Inoperable.Caused by Out of Spec Indicator Reading Which Occurred During Channel Check. Transmitter Replaced & Channel Returned to Svc (← links)
- 05000364/LER-1980-002-01, /01T-0:on 801126,during Insp on Msivs,Damage to Valve Disc Bolt Holes & Disc Arm Bolting on Three Downstream MSIVs Discovered.Caused by Design Deficiency.Design Change Will Be Implemented Prior to Initial Startup (← links)
- 05000364/LER-1980-002, Forwards LER 80-002/01T-0 (← links)
- 05000364/LER-1989-014, :from 891115-16,Tech Spec 3.0.3 Entered Voluntarily to Repair Leaking Containment Purge Isolation Dampers.Caused by Need to Repair Dampers.Dampers Closed & Automatic Isolation Feature Restored (← links)
- 05000364/LER-1980-001-01, /01T-0:on 801112,water for Lubrication & Cooling of a Train Svc Water Pumps Found to Be Provided by B Train Svc Water Header & Vice Versa.Caused by Design Error.Design Change to Provide Correct Separation Completed (← links)
- 05000364/LER-1980-001, Forwards LER 80-001/01T-0 (← links)
- 05000364/LER-1981-001-03, /03L-0:on 810310,personnel Air Lock Declared Inoperable Prior to Completion of Initial Fuel Loading. Caused by Vent Valve Const Error.Operating Linkage Was 90 Degrees from Indicated Position.Linkage Reinstalled (← links)
- 05000364/LER-1980-003-01, /01T-0:on 801209,concrete Block Walls Found Not to Meet Seismic Operational Requirements.Caused by Omission of Portions of Vertical Reinforcing &/Or Accompanying Grout Per Original Drawing.Corrections to Be Approved (← links)
- 05000364/LER-1980-003, Forwards LER 80-003/01T-0 (← links)
- 05000364/LER-1989-013, :on 891019,reactor Tripped Due to lo-lo Level in Steam Generator 2C.Caused by Operator Incorrectly Transferring Steam Generator Level Control to Main Feedwater.Involved Personnel Counseled (← links)
- 05000364/LER-1989-012, :on 891018,reactor Tripped Due to lo-lo Steam Generator Level Due to Closure of Governor Valves.Caused by Design Error in Digital electro-hydraulic Control Sys.Valve Position Limiter Feature Removed (← links)
- 05000364/LER-1989-011, :on 890925,discovered That Tech Spec 4.6.3.1.a Surveillance Requirement Re Containment Air Lock Outer Door Not Done.Caused by Personnel Error.Individuals Involved Counseled Re Importance of Subj Requirements (← links)
- 05000364/LER-1989-010, :on 890920,reactor Tripped Manually Following Loss of Operating Steam Generator Feed Pump.Caused by Inadvertent Opening of Overspeed Trip Test Valve.Individual Involved in Event Counseled to Be More Aware (← links)
- 05000364/LER-1989-009, :on 890525,determined That Power Range Nuclear Instrumentation Channels Reading Approx 7% Low.Equalizing Valves on Two of Three Instruments Were Leaking.Valves Repaired & Power Range Instruments Adjusted (← links)
- 05000364/LER-2019-003, Manual Reactor Trip Due to 2C Reactor Coolant Pump High Vibration Indication (← links)
- 05000364/LER-2019-002, Manual Reactor Trip Due to Misaligned Rod During Low Power Physics Testing (← links)
- 05000364/LER-2019-001, Inoperable Containment Isolation Valve Due to Design Control Error (← links)
- 05000364/LER-1917-005, Regarding Power Range Nuclear Instrument Inoperable Due to Poor Connection of High Voltage Cable Connector (← links)
- 05000364/LER-1917-004, Regarding Turbine-Driven Auxiliary Feedwater Pump Steam Admission Valve Air Leak Resulted in a Condition Prohibited by Technical Specifications (← links)
- 05000364/LER-1917-003, Regarding Pressurizer Safety Valve Lift Pressure Outside of Technical Specifications Limits (← links)
- 05000364/LER-1917-002, Regarding Main Steam Safety Valve Lift Pressure Outside of Technical Specifications Limits (← links)
- 05000364/LER-1917-001, Regarding 28 Emergency Diesel Generator Rendered Inoperable Due to a Jacket Water Leak Without Makeup Capability (← links)
- 05000364/LER-2016-001, Regarding Manual Reactor Trip Due to High Steam Generator Level (← links)
- 05000364/LER-2015-002, Regarding Entry Into Condition Prohibited by Technical Specifications Due to All Containment Cooling Level Monitoring Systems Inoperable (← links)
- 05000364/LER-2015-001, Regarding Turbine Driven Auxiliary Feedwater Pump in a Condition Prohibited by Technical Specifications Due to a Design Issue (← links)
- 05000364/LER-2014-003, Unit 2 Regarding Reactor Protection System Actuation Due to Invalid Digital Rod Position Indication Signal (← links)
- 05000364/LER-2014-002, Regarding Manual Reactor Trip Due to Loss of 2B Startup Auxiliary Transformer and Loss of Offsite Power (← links)
- 05000364/LER-2014-001, Regarding Inoperable S-Train Solid State Protection System Results in Technical Specification Required Shutdown (← links)
- 05000364/LER-2013-003, Special Report, Nonfunctional Radiation Monitor R-60D (← links)
- 05000364/LER-2013-001, Regarding 2C Steam Generator Flow Transmitter Inoperable Longer than Allowed by Technical Specifications (← links)
- 05000364/LER-2012-001, Regarding TDAFW Pump Orifice Plate Thickness Results in Condition Prohibited by Technical Specifications (← links)
- 05000364/LER-2011-001, Unit 2 Regarding Turbine Driven Auxiliary Feedwater Pump Inoperable (← links)
- 05000364/LER-2010-003, Regarding Power Supply to 1-2R Load Center Unavailability (← links)
- 05000364/LER-2010-002, Reactor Trip Due to Failed Feedwater Regulating Valve Controller (← links)
- 05000364/LER-2010-001, Regarding Unplanned LOSP During SI with LOSP Testing (← links)
- 05000364/LER-2009-001, Regarding Service Water Pump Seismic Supports Degraded (← links)
- 05000364/LER-2008-001, Joseph M Farley, Unit 2 Re Condition Prohibited by TS 3.8.6 Battery Cell Parameters (← links)
- 05000364/LER-2007-001, Unit 2 Reactor Trip During Unit 1 Main Generator Differential Lockout Relay Testing (← links)
- 05000364/LER-2005-001, Re Gas Binding of the Unit 2 a Train High Head Safety Injection Pump (← links)
- 05000364/LER-2004-004, Unit 2 Reactor Trips Due to Unblocking of Source Range Permissive Interlock (← links)
- 05000364/LER-2004-003, Regarding Technical Specification 3.0.4 Violation Due to Turbine Driven Auxiliary Feedwater Pump Inoperable (← links)
- 05000364/LER-2004-002, From Joseph M. Farley Nuclear Plant - Unit 2 Plant Entered Mode 3 with One Train of Component Cooling Water Inoperable (← links)
- 05000364/LER-2004-001, Unit 2 Re Technical Specification 3.7.8 Violation Due to Operation with One Train of Service Water Inoperable (← links)
- 05000364/LER-2003-001, Regarding Reactor Trip Due to Loss of Power to Reactor Coolant Pump Breaker Position Indication (← links)
- 05000364/LER-2025-001, Joseph Farley, Unit 2, Containment Isolation Valve Inoperable for Longer than Allowed by Technical Specifications (← links)
- 05000364/LER-2025-002, Two Pressurizer Safety Valves Lift Pressure Outside of Technical Specifications Limits Due to Setpoint Drift (← links)
- 05000364/LER-2025-004, Manual Reactor Trip Due to Loss of Main Condenser Vacuum (← links)
- 05000364/LER-2025-003, Automatic Reactor Trip Due to Low Steam Generator Level (← links)
- ML101720122 (redirect page) (← links)
- 05000348/LER-2010-004, Joseph M Farley Nuclear Plant, Unit 1, Regarding Loss of Refueling Integrity (← links)
- 05000348/LER-2010-003, Transmittal of Special LER 10-003-00 Report for Joseph M. Farley Nuclear Units 1 and 2, on Alternate AC Source Out-of-Service (← links)
- 05000364/LER-2010-003, Regarding Power Supply to 1-2R Load Center Unavailability (← links)
- 05000364/LER-2010-002, Reactor Trip Due to Failed Feedwater Regulating Valve Controller (← links)
- 05000348/LER-2010-002, Regarding Two Auxiliary Feedwater Pumps Inoperable (← links)
- 05000348/LER-2010-001, Regarding Failure to Deactivate Containment Isolation Valve (← links)