Pages that link to "05000282/LER-2013-001, Regarding Control Room Envelope Inoperable"
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The following pages link to 05000282/LER-2013-001, Regarding Control Room Envelope Inoperable:
Displayed 4 items.
- 05000282/LER-2013-001 (redirect page) (← links)
- 05000282/LER-2016-003 (← links)
- 05000282/LER-2001-006 (← links)
- 05000282/LER-2001-005 (← links)
- 05000282/LER-2001-004 (← links)
- 05000282/LER-2001-002 (← links)
- 05000282/LER-2001-001 (← links)
- 05000282/LER-1981-011, Forwards LER 81-011/01T-0 (← links)
- 05000282/LER-1982-016, Forwards LER 82-016/03L-0 (← links)
- 05000282/LER-1982-015, Forwards LER 82-015/01T-0 (← links)
- 05000282/LER-1981-026, Forwards LER 81-026/03L-0 (← links)
- 05000282/LER-1982-022, Forwards LER 82-022/03L-0 (← links)
- 05000282/LER-1982-020, Forwards LER 82-020/03L-0 (← links)
- 05000282/LER-1982-018, Forwards LER 82-018/03L-0 (← links)
- 05000282/LER-1982-019, Forwards LER 82-019/03L-0 (← links)
- 05000282/LER-1983-030, Updated LER 83-030/03l-1:on 831104,diesel Cooling Water Pump 22 Control Room Annunciator Actuated When False Signal Received in Control Cablic & Pump Rendered Inoperable.Caused by Inadequate Installation Instructions (← links)
- 05000282/LER-1983-005, Forwards LER 83-005/03L-0 (← links)
- 05000282/LER-1983-003, Forwards LER 83-003/03L-0 (← links)
- 05000282/LER-1982-011, Forwards LER 82-011/03L-0 (← links)
- 05000282/LER-1997-005, Forwards LER 97-005-00 Which Contained One New Commitment in Italicized Statement in Corrective Action Section (← links)
- 05000282/LER-1979-022, Forwards LER 79-022/03L-0 (← links)
- 05000282/LER-1982-021, Forwards Revised LER 82-021/03X-1 (← links)
- 05000282/LER-1999-005, Forwards LER 99-005-00 Re Containment Inservice Purge Sys Not Isolated During Heavy Load Movement Over Fuel.Event Has Indicated That Level of Performance Expected by Mgt Has Not Yet Been Achieved (← links)
- 05000282/LER-1997-011, Forwards LER 97-011-00 Re Failure to Test Low Pressure auto- Start Function of 121 Motor Driven Cooling Water Pump & Inadequate Separation Between Trains a & B Low Pressure auto-start Switches.Two New Commitments Made (← links)
- 05000282/LER-1979-009, Forwards LER 79-009/01T-0 (← links)
- 05000282/LER-1981-031, Forwards Rept Providing Supplemental Info Re Degradation of Certain Spent Fuel Assemblies First Reported in LER 81-031 on 811230.All Region 4,5 & 6 Fuel Will Be Treated as Susceptible to Bulge Joint Cracking (← links)
- 05000282/LER-1978-020, Forwards LER 78-020/03L-0 (← links)
- 05000282/LER-1978-018, Forwards LER 78-018/01T-0 (← links)
- 05000282/LER-2024-001, Auxiliary Building Special Ventilation System Inoperable During Movement of Irradiated Fuel Assemblies (← links)
- 05000282/LER-2024-001-01, Auxiliary Building Special Ventilation System Inoperable During Movement of Irradiated Fuel Assemblies (← links)
- 05000282/LER-2023-001-01, Reactor Trip, Auxiliary Feedwater and Emergency Service Water System Actuation Due to Electrical Transient in DC Control Power Cables (← links)
- 05000282/LER-2023-001, Reactor Trip, Auxiliary Feedwater and Emergency Service Water System Actuation Due to Electrical Transient in DC Control Power Cables (← links)
- 05000282/LER-2022-001, Fuel Assemblies Incorrectly Placed in Spent Fuel Pool (← links)
- 05000282/LER-2021-002, Loss of Electrical Bus Results in 121 Motor Driven Cooling Water Pump Auto Start (← links)
- 05000282/LER-2021-001, (Pingp), Unit 1, 12 Diesel Driven Cooling Water Pump Auto Start Due to Low System Pressure (← links)
- 05000282/LER-2020-001, (PINGP) Unit 1, Reactor Trip Caused by Spurious Neutron Flux Signal During Reactor Protection System Testing (← links)
- 05000282/LER-1989-013-01, :on 890830,fire Zone Alarm Found in Bypass Following Fire Drill for Lower Level of Screen House.Caused by Personnel Error.Bypass Switch Returned to Normal Position & Procedure Changes Implemented (← links)
- 05000282/LER-1998-007, :on 980519,DG Logic Testing Was Performed. Caused by Four Lines of Reasoning Applied to Issue at Various Times in Past.Reviewed Control Circuits of EDGs & Control Circuits (← links)
- 05000282/LER-1998-005, :on 980422,inoperability on Actuation Logic for MSIV in Certain Flooding Conditions from Fwlb Was Noted. Cause for Flooding Not Identified.Doors Have Been Opened on Unit 1 to Preclude Flooding Concerns W/Respect to MSIVs (← links)
- 05000282/LER-1998-005-01, Forwards LER 98-005-01,re Inoperability of Actuation Logic for MSIV in Certain Flooding Conditions from Feedwater Line Break.Commitments Made within Ltr,Encl (← links)
- 05000282/LER-1989-004-01, :on 890420,openings Made in Auxiliary Bldg Special Ventilation Zone Boundary Not Under Administrative Control.Caused by Failure to Recognize That Opening Could Result in Opening in Boundary.Opening Logged (← links)
- 05000282/LER-1989-012, :on 890804-15,automatic Actuation of Control Room 121 Clean Up Fan & Isolation of Outside Air to Control Room Occurred.Caused by Failure of Chlorine Gas Monitor. Monitors Will Be Sent to Mfg for Testing (← links)
- 05000282/LER-1989-008-01, :on 890618,control Room Received Train a High Radiation Alarm Which Initiated Automatic Start of Auxiliary Bldg Special Ventilation Sys.Caused by Spike on Radiation Monitor 1R-37.Monitor Upgrade Initiated (← links)
- 05000282/LER-1989-003-01, :on 890413,diesel Generator Inadvertently Started During Testing of Bus 26 Voltage Restoration Scheme. Caused by Personnel Error.Test Procedures Reviewed to Improve Human Factor Considerations (← links)
- 05000282/LER-1989-010-01, :on 890721,during Investigation of Hot Lacquer Smell Coming from 4,160-volt Bus 11,operator Pulled Open Fuse Drawer for Bus,Causing Undervoltage Relays & Reactor Coolant Pump to Trip.Drawers Labeled (← links)
- 05000282/LER-1989-007-01, :on 890606,determined That Two Circuit Breakers on App R Related Motor Control Ctrs Lacked Adequate Coordination for Circuit Protection.Caused by Inadequate Review Process.Breakers Replaced (← links)
- 05000282/LER-1989-009-01, :on 890718,alarm Indicating Chlorine Gas Present in Control Room Ventilation Intake Duct Received & Control Room Cleanup Fan Automatically Isolated.Caused by Monitor Generating False Signal.Cells Cleaned (← links)
- 05000282/LER-1989-006-01, :on 890526,alarm Indicating Chlorine Gas Present in Control Room Ventilation Intake Duct Received & Control Room 122 Cleanup Fan Automatically Started.Caused by Jamming of Paper Tape in Monitor (← links)
- 05000282/LER-1988-012, Has Been Canceled.Resolution of LERs Missing from Lertrk/Scss/Dcs Discussed (← links)
- 05000282/LER-1989-005-01, :on 890522,automatic Start of Auxiliary Feedwater Pump Occurred.Caused by Failure of Motorola 2N4927 Transistor Inside Dc Undervoltage Sensor.Sensor Replaced (← links)
- 05000282/LER-1979-009-01, /01T-0 on 790412:notified by Vendor That Small Break in Pressurizer Indicator Lp May Hang Up While Pp Decreases,Delaying Safety Injection.Westinghouse Recommends Manually Initiating Safety Injection Implements (← links)
- 05000282/LER-1998-009-01, :on 980731,noted That Recent Testing of RCS Vent Paths Had Not Been Performed in Literal Compliance with Wording of TS 4.18.1.Caused by Misunderstanding of Wording in TS Section 4.18.Will Modify Surveillance Procedures (← links)
- 05000282/LER-1998-009, :on 980731,determined That Recent Testing of Rc Vent Sys Had Not Been Performed,Per Ts.Caused by Inadequate Procedures.Surveillance Procedures Will Be Modified to Verify Flow Through Rc Vent Sys Paths (← links)
- 05000282/LER-1987-015-01, :on 870727,automatic Start of Diesel Generator & Other Equipment Actuations Occurred.Caused by Severe Weather.Plant Restored to Previous Condition (← links)
- 05000282/LER-1987-006, :on 870520,auxiliary Feedwater Pump Started Automatically on Low Level in Steam Generator & Tripped on Low Discharge Pressure.Caused by Personnel Error.Involved Personnel Counseled (← links)
- 05000282/LER-1987-014, :on 870528,nuclear Instrumentation Sys Power Range Inaccuracies Shown During Startup Physics Testing. Caused by greater-than-predicted Change in Radial Leakage. License Amend Request Will Be Made (← links)
- 05000282/LER-1987-016, :on 870731,test Equipment Inadvertently Connected to 6H2 Breaker Failure Relay.Caused by Personnel Error.Lockouts Reset & Breakers Reclosed to Restore Transmission Sys & Plant Auxiliary Power (← links)
- 05000282/LER-1987-013-01, :on 870711,reactor Tripped on Startup.Caused by Failure to Block Power Range High Flux Low Setpoint Trip Prior to Exceeding Trip Setpoint.Personnel Counseled. Training Will Stress Adherence to Procedures (← links)
- 05000282/LER-1987-019-01, :on 871110,failure to Manually Log Axial Flux Difference W/Plant Process Computer out-of-svc Discovered. Caused by Personnel Error.Flux Deviation Log Being Changed to Clarify Use & Difference Logged (← links)
- 05000282/LER-1998-007-01, :on 980519,DG Logic Testing Was Noted in Violation of Ts.Caused by DG Testing Was Being Performed in Compliance W/Interpretation of Historical Regulatory Requirements & Commitments.Revised Surveillance Procedures (← links)
- 05000282/LER-1987-011-01, :on 870622,diesel Generator Thrust Bearing Damaged by Stray Shaft Current.Caused by Breakdown of Generator Bearing Insulating Sys.Bearing Replaced & Lube Oil Sys Mod Under Consideration (← links)
- 05000282/LER-1998-001, :on 980626,leakage Through Redundant CR Steam Exclusion Dampers Was Found to Exceed Value Assumed in HELB Analysis.Caused by Actuator Being Out of Adjustment.Will Implement Design Change & Repair or Replace Dampers (← links)
- 05000282/LER-1998-001-01, Forwards LER 98-001-01 Re Leakage Through Redundant CR Steam Exclusion Dampers Found to Exceed Value Assumed in HELB Analysis.Licensee Has Modified Three NRC Commitments Made in Original Ler,As Noted by Corrective Actions in (← links)
- 05000282/LER-1987-001-01, :on 870204,diesel Generator D2 Tripped & Locked Out Due to Low Jacket Coolant Pressure.Caused by Worn Fairbanks Morse Mechanical Seal in Jacket Coolant Pump. Mechanical Seal Replaced (← links)
- 05000282/LER-1987-018, :on 871028,Bus 15 Voltage Restoring Scheme Inoperable.Caused by Relay Specialist Inadvertently Touching Lifted Wire to Stud Connection on Relay.Blown Fuse Replaced. Long-term Actions Under Consideration (← links)
- 05000282/LER-1986-006, :on 860908,diesel Generator D1 & Diesel Cooling Water Pump Declared Inoperable Simultaneously.Caused by Leakage Through Fuel Header Check Valve & Rupture of Brass Tubing,Respectively.Valve & Tubing Replaced (← links)
- 05000282/LER-1987-007-01, :on 870516,turbine-driven Auxiliary Feedwater Pump Inoperable.Caused by Presence of Mixture of Sludge & Broken Clamshells in Cooling Water Supply Line.Foreign Matl Removed from All Pumps (← links)
- 05000282/LER-1998-008, :on 980605,Unit 1 Tripped.Caused by Equipment Failure.Plant Reactor Trip Recovery Have Been Improved Via Temporary Memo (← links)
- 05000282/LER-1987-012-01, :on 870702,review of Surveillance Test Program Revealed That Three Tests Done Outside of Allowable Time Span.Caused by Personnel & Scheduling Error.Rept Will Be Circulated Among Responsible Supervisors (← links)
- 05000282/LER-1987-009-01, :on 870618,safety Injection Pump 11 Did Not Start When Given Start Signal.Caused by Failure to Leave Ite Type 5HK250 4160V Breaker Completely Racked in & Lack of Specific Procedures for Racking Breakers (← links)
- 05000282/LER-1987-010-01, :on 870619,one Diesel Generator auto-started. Caused by Personnel Error on Part of Supervisor in Deciding to Proceed W/Work Outside Scope of Procedure.Bus 26 Placed in Manual Control.Event Discussed W/Personnel (← links)
- 05000282/LER-1987-008-01, :on 870608,diesel Cooling Water Pump 12 Started Automatically Due to Low Pressure in Cooling Water Header. Caused by Procedure Error.Surveillance & Normal Operating Procedures Changed (← links)
- 05000282/LER-1985-013, :on 850915,one Feedwater Containment Isolation Valve to Steam Generator 1B Failed to Open During Startup. Caused by Overheating of Motor Operator to Valve.Motor Valve Program implemented.W/880107 1tr (← links)
- 05000282/LER-1998-004, :on 980226,inoperable ESF Equipment Was Noted in Alternate Train During DG Monthly Surveillance Run.Caused by Changes to Settings.Procedure Changes Will Be Completed to Ensure Proper Molr Setpoints (← links)
- 05000282/LER-1998-006, :on 980319,equipment Discrepancy Was Confirmed for Electrical Equipment Associated w/122 CR Outside as & Steam Exclusion Damper CD-34177.Caused by Failure to Find Location of CD-34177.Will Correct Documents (← links)
- 05000282/LER-1987-005-01, :on 870409,while in Cold Shutdown,Status Lights for Both Trains of Auxiliary & Turbine Bldgs Steam Exclusion Dampers Discovered Off.Caused by Design Flaw.Mod Initiated to Separate Power Supplies (← links)
- 05000282/LER-1987-006-01, :on 870520,inadvertent Automatic Start of Auxiliary Feedwater Pump Occurred While Steam Generator 12 Being Drained in Preparation for Plugging One Tube.Caused by Personnel Error.Personnel Counseled (← links)
- 05000282/LER-1986-006-01, :on 860907,simultaneous Inoperability of One Diesel Generator & One Diesel Cooling Water Pump Occurred. Caused by Rupture of Brass Tubing.Tubing Replaced W/Stainless Steel (← links)
- 05000282/LER-1986-008-01, :on 861116,facility Exceeded 100% Power for One 8 H Shift.Caused by Procedural Inadequacies.Heat Balance Calculation Will Be Done Hourly by Plant Process Computer & Plant Derated to 99.5% Power (← links)
- 05000282/LER-1986-007-01, :on 861104,during Review of IE Info Notice 86-053,deficiencies Found in Raychem Splice Installations. Caused by Inadequate Vendor Instructions.Addl Vendor Instructions Provided (← links)
- 05000282/LER-1986-005, :on 860410,reactor Trip Occurred During Restart from Refueling Due to Difficulty in Controlling Steam Generator Level While in Manual Control at Low Power Level. Cause Not Stated.Mods Planned (← links)
- 05000282/LER-1987-004-01, :on 870330,during Safeguards Logic Test,Reactor Tripped Due to Inadvertent Safety Injection.Caused by Personnel Error.Safeguards Logic Tests Rewritten & Personnel Counseled (← links)
- 05000282/LER-1986-011-01, :on 861227,during Testing,Diesel Cooling Water Pump Declared Inoperable W/One Pump Already Out of Svc. Caused by Failure of Aeroquip Corp Flexible Hose.Flexible Hoses Replaced W/Hoses of Higher Temp Rating (← links)
- 05000282/LER-1986-010-01, :on 861212,two Source Range Channels Failed While Troubleshooting Turbine E-H Control Sys.Caused by Mgt Deficiency in Control of Test Equipment.Custom Cables for Use W/Recorder Ordered (← links)
- 05000282/LER-1986-009-01, :on 861205,audit Determined That Refueling Water Storage Tank Outlet Valves MV-32098 & MV-32099 Not Tested Monthly.Caused by Misinterpretation of Tech Specs. Tech Specs Clarified (← links)
- 05000282/LER-1998-019, :on 981209,discovered Condition Where Thermally Induced Pressure Transient Has Potential to Overpressurize Containment Penetration Piping Segment.Caused by non- Conservative Assumption.Analyses Performed (← links)
- 05000282/LER-1999-004, :on 990402,discovered That Sp That Demonstrates Inoperability of SFP Special Ventilation Sys Was Inadequate. Caused by Inadequate GL 96-01 Initial Review.Isolation Order Removed Control Fuses from Affected Fail Close Valves (← links)
- 05000282/LER-1987-003-01, :on 870303,shield Doors at Maint Airlock Found Open While RCS Average Temp Above 200 F.Caused by Inadequate Procedures.Doors Immediately Closed & pre-heatup Checklist Revised.Other Corrective Actions Being Studied (← links)
- 05000282/LER-1988-005-01, :on 880927,review of Surveillance Test Program Revealed Station Battery Monthly Surveillance Test Performed Outside Allowable Time Span.Caused by Personnel Error. Electrical Maint Supervisor Contacted (← links)
- 05000282/LER-1985-016, :on 851016,minor Leakage Occurred from Cooling Water Pipe.Caused by Crack from Cyclic Fatigue.Temporary Patch in Place.Permanent Repairs Formulated,Per IE Bulletin 80-24 (← links)
- 05000282/LER-1985-007, :on 850319,component Cooling Pump 12 Started. Caused by Loss of Pressure Signal During Dc Transfer Switch Operation.Procedures Will Be Revised (← links)
- 05000282/LER-1986-004-01, :on 860328,actuation of Transformer Sudden Pressure Relay Resulted in Loss of Offsite Power Source & Automatic Starting of Both Safeguards Diesel Generators. Cause Undetermined.Investigation Continuing (← links)
- 05000282/LER-1986-003-01, :on 860324,during Testing of Substation Equipment,Loss of One Source of Offsite Power & Automatic Start of Emergency Diesel Generators Occurred.Caused by Technician Error.Event Reviewed W/Personnel (← links)
- 05000282/LER-1986-002-01, :on 860316,several Electrical Connectors in New Whittaker Corp Core Exit Thermocouples Discovered Misassembled.Caused by Inadequate QC by Mfg.Misassembly Corrected (← links)
- 05000282/LER-1998-003, :on 980122,routing of Containment Dome Fan Coil Unit Exhaust Dampers Control Circuit Wiring Contrary to Configuration Described in USAR Occurred.Investigation Produced No Conclusive Evidence for Cause.Procedure Revised (← links)
- 05000282/LER-1997-015, :on 971103,both Trains of CR Special Ventilation Sys Were Inoperable.Caused by Opened Outside Air Supply Dampers to CR Ventilation Sys.Caution Tag Will Be Applied to Maint Control Board (← links)
- 05000282/LER-1997-014, :on 971028,maint Shop Fire in Service Building Occurred.Caused by Spark or Hot Molten Particle Drawn Into Air Filtration Device Which Ignited 1 of 2 Paper Filters. Evacuated Turbine Bldg (← links)
- 05000282/LER-1986-001-01, :on 860129,during Testing of Auxiliary Feedwater pump,shaft-driver Lube Oil Pump Did Not Develop Oil Pressure When Reaching Operating Speed.Caused by Low Oil Level.Oil Levels Raised on All Pumps (← links)
- 05000282/LER-1997-013, :on 971018,inoperability of AFW & Entry Into TS 3.0.C Was Noted Due to AFW Manual Start During Planned & Orderly Shutdown.Lar Will Be Prepared (← links)
- 05000282/LER-1997-012-01, :on 971009,chemical & Volume Control Sys Malfunction,Occurred.Caused by Failure to Recognize Shutdown Margin Requirements in Usar.Procedures Modified to Maintain Increased Shutdown Margin (← links)
- 05000282/LER-1997-011-01, :on 971003,failure to Test Low Pressure auto- Start Function of 121 motor-driven Cooling Water Pump.Caused by Oversight During Surveillance Development.Low Header Pressure auto-start of 121 Mdclp Tested Per TS A.4.5.A 5.a (← links)
- 05000282/LER-1997-018, :on 971207,failure to Test auto-start Feature of CR Ventilation Sys Air Handlers Determined.Caused by Procedure Deficiency.Procedure Will Be Revised Prior to Next Scheduled Performance to Test auto-start (← links)
- 05000282/LER-1997-017, :on 971206,concluded That Condition of Cabling to 1LT-433 & 1LT-426 Did Not Satisfy Separation Criteria of 10CFR50,App R,Section III.G.2.Caused by Incorrect Design Documentation.Noncombustible Radiant Energy Installed (← links)
- 05000282/LER-1998-018, :on 981117,discovered That Surveillance Testing of Boric Acid Storage Tank Level Instrumentation Places Plant in Condition Where Single Failure Could Cause Inability to Inject Concentrated Boric Acid (← links)
- 05000282/LER-1998-017, :on 981103,failure to Test SR Hi Flux Trip Functions During non-refueling Outages as Required by TS 4.1-1A Was Noted.Caused by No Sp Existing to Test SR Hfr Trip Logic Function.Developed Procedure for Testing (← links)
- 05000282/LER-1997-016, :on 971119,condition That Did Not Fully Comply W/Prescriptive Requirements of 10CFR50,App R Section Iii.O, Was Noted.Caused by Inadequate Review.Revised Alarm Response Procedures C47012 & C47512 to Inspect Area Around RCP (← links)
- 05000282/LER-1986-005-01, :on 860410,reactor Trip Occurred Due to Steam Generator lo-lo Level While in Manual Control at Low Power Level.Cause Not Stated.Mods Planned to Provide Better Feedwater Flow Indication (← links)
- 05000282/LER-1998-012-02, Forwards LER 98-012-02,re Fire Areas 58/73 App R Safe Shutdown Analysis Issues.Rept Has Been Changed to Delete Inappropriate Characterization of Aspect of Event as Violation of 10CFR50,App R (← links)
- 05000282/LER-1987-020-01, :on 871019,auto Start of Component Cooling Water Pump 12 Occurred Due to Low Discharge Header Pressure. Caused by Procedural Inadequacy.Prework Test Procedure Modified to Require Manual Starting of Pump (← links)
- 05000282/LER-1988-008, :on 881101,gaseous Effluent Analysis Not Completed When Effluent Samples Lost Enroute to Lab.Caused by Filters Being Discarded Accidentally Upon Opening of Container.Filters Will Be Beta Counted (← links)
- 05000282/LER-1998-016, :on 981029,negative Flux Rate RT Occurred Upon CR Insertion After Failure of CRD Cable.Caused by Internal Short Circuit Developing in CRDM Patch Cables at Reactor Head Connector.Replaced CRDM Patch Cables.With (← links)
- 05000282/LER-1999-006, :on 990519,discovered That Manual SI Actuation Switch Had Not Been Tested on Staggered Basis During Integrated SI Test.Caused by Inadequate Procedure.Util Has Quarantined Sps 1083 & 2083 Until Revs Are Completed (← links)
- 05000282/LER-1988-006, :on 881027,failure to Perform Airlock Seal Test within Required Time Period as Result of Personnel Error. Caused by Failure of Reactor Operator to Identify Containment Entry of 880526.Airlock Seal Test Performed (← links)
- 05000282/LER-1999-005-01, :on 990508,containment Inservice Purge Sys Was Not Isolated During Heavy Load Movement Over Fuel.Caused by Missing Procedure Step in D58.1.6.PINGP 1224 Was Initiated to Communicate Event & Forestall Repeating Event (← links)
- 05000282/LER-1998-013, :on 981011,discovered That Scaffold Installation Interfered with Operability of Steam Exclusion Check Damper.Caused by Inadequate Procedural Guidance.Util Removed Interfering Portion of Scaffold & Revised Procedure (← links)
- 05000282/LER-1998-012, :on 980826,some Cables in Two Fire Areas in Auxiliary Building Were Not Protected by 1 H Fire Barrier. Caused by Error in Rev of Safe SD Analysis.Installed 1 H Fire Rated Barriers to Protect MV-32080 & MV-32163 (← links)
- 05000282/LER-1998-012-03, Forwards LER 98-012-03,re Fire Areas 58/73 App R Safe SD Analysis Issues.No New Commitments Made,One Commitment Revised Previously Made Indicated in Corrective Actions (← links)
- 05000282/LER-1998-014, :on 980827,fire Area 32 App R SS Analysis (SSA) Issues Were Noted.Caused by App R SSA Being Reconstituted. Compensatory Measures Will Be Maintained in Fire Area 32 Until Fire Barrier for Control Cable Replaced (← links)
- 05000282/LER-1998-014-01, Forwards LER 98-014-01,re Fire Area 32 App R Safe Shutdown Analysis Issues.Detailed Safety Significance Evaluation for Event Included in Attachment 2.Event Reported Via ENS IAW 10CFR50.72 on 980827 (← links)
- 05000282/LER-1998-012-01, Forwards LER 98-012-01 Re Fire Area 58/73 App R Safe Shutdown Analysis Issues.Attachment 2 Contains Detailed Safety Significance Evaluation for Info.Event Reported Via ENS IAW 10CFR50.72 on 980826 (← links)
- 05000282/LER-1998-015, :on 980827,containment to RHR MOVs App R Safe Shutdown Analysis (SSA) Issues Noted.Caused by Oversight During Completion of Current Ssa.Compensatory Actions Will Be Maintained Until Status of MOVs Resolved (← links)
- 05000282/LER-1998-015-01, Forwards LER 98-015-01,re Containment to RHR MOVs App R Safe Shutdown Analysis Issues.Attachment 2 Contains Detailed Safety Significance Evaluation for NRC Info.Event Reported Via ENS IAW 10CFR50.72 on 980827 (← links)
- 05000282/LER-1988-003-01, :on 880426,during Relay Testing,Two Terminals Inadvertently Shorted,Blowing Panel Power Supplu Fuse & Making Bus 16 Voltage Restoring Scheme Inoperable.Caused by Personnel Error.Isolation Switch Installed (← links)
- 05000282/LER-1988-002-01, :on 880421,auto Start of Diesel Driven Cooling Water Pumps Occurred When Low Cooling Water Header Pressure Sensed.Cause Unknown.Pump Packing Adjusted,Educator Trap Replaced & Eductor Vacuum Increased (← links)
- 05000282/LER-1998-011, :on 980813,discovered That Valve Stroke Times Were Outside Alert Limits on Four Occasions & Corrective Acitons Were Not Taken.Caused by Erroneous Procedure. Subject Procedure Was Quarantined Until Corrected (← links)
- 05000282/LER-1997-010, :on 970616,failure to Evaluate Condition of Rhrp When Vibration Level During Surveillance Test Was Recorded at Alert Value Was Noted.Caused by Personnel Error. Improved Engineers Knowledge of Requirements (← links)
- 05000282/LER-1997-008-01, :on 970602,Unit 1 Reactor Trip Occurred.Caused by Electrical Ground in Rod Control Sys.Troubleshooting Activities Were Conducted (← links)
- 05000282/LER-1997-007, :on 970429,both Trains of Spent Fuel Pool Special Ventilation Were Inoperable While Handling Load Over Spent Fuel.Caused by Misinterpretation of TS 3.8.D.3.Deleted TS Interpretation 3.8-3 & Revised Procedures (← links)
- 05000282/LER-1987-002-01, :on 870220,normal Shutdown to Cold Shutdown Started Due to Steam Generator primary-to-secondary Leak. Caused by Design Error.Eddy Current Insp Performed,Crevice Flushing W/Boric & Online Boric Acids Added (← links)
- 05000282/LER-1988-001-01, :on 880218,inadequate Net Positive Suction Head in Low Pressure Safety Injection Sys Discovered.Caused by Procedural Inadequacy.Emergency Operating Procedures Will Be Revised (← links)
- 05000282/LER-1997-007-01, :on 970429,declared Both Trains of Spent Fuel Pool Special Ventilation Inoperable Due to Handling Load Over Spent Fuel.Deleted TS Interpretation 3.8-3 & Returned Ventilation Sys to Service When Door Was Shut (← links)
- 05000282/LER-1997-004-01, :on 970404,AMSAC Actuation Blocking Setpoint Was Inadvertently Set non-conservatively High.Caused by Listed Incorrect Assumption.Amsac Setpoints Were Revised Using Actual Plant Data for Impulse Pressure (← links)
- 05000282/LER-1992-009-01, :on 920727,inadequate Testing of 4 Kv Safeguards Bus Automatic Source Breaker Trip Feature Identified.Caused by Personnel Error.Verbal Temporary Waiver of Compliance to TS SR 4.6.A.3.b.1 Obtained (← links)
- 05000282/LER-1997-006-01, :on 970411,discovered Log Error in CR Ventilation Sys.Caused by Apparent Oversight During Original Plant Design.Developed Design Change to Modify Logic (← links)
- 05000282/LER-1997-005-01, :on 970408,surveillance Interval Discrepancies W/Diesel Fuel Oil Sample Analyses Was Identified Due to Lack of Technical Staff Understanding.Diesel Fuel Surveillance Will Be Changed to Require Completion of Required Analyses (← links)
- 05000282/LER-1985-014, :on 851001,breaker 12M Accidentally Tripped Making Safeguards Bus 120 Inoperable.Caused by Contractor Workman Bumping Manual Trip Device & Mgt Deficiency.Breaker Reclosed.Administrative Controls Tightened (← links)
- 05000282/LER-1997-001, :on 970108,auxiliary Building Crane Protective Features Defeated by Wiring Errors.Caused by Wiring Change for New Transmitter critical/non-critical Key Switch. Controllers Being Made to Agree W/One Another (← links)
- 05000282/LER-1997-003-02, :on 970325,discovered That Afp Will Trip on Low SG Pressure During Complete Loss of Feedwater ATWS Event. Operability Evaluation of Plant Was Performed (← links)
- 05000282/LER-1985-013-01, :on 850915,feeder Breaker to Motor Control Ctr 1KA2 Tripped Due to Electrical Fault in Motor Operator for Valve MV-32024.Caused by Overheating During Repeated Attempts to Open Valve.Motor Replaced (← links)
- 05000282/LER-1997-002-01, :on 970219,failed to Submit Relief Requests for Limited ISI Exams.Caused by Misinterpretation of 10CFR50.55a(g)(1).Prepared Procedure Restablishing Process to Identify,Quantify & Document ISI Exams (← links)
- 05000282/LER-1985-015-01, :on 851012,during Testing of Diesel Cooling Water Pump,Other Diesel Cooling Water Pump Started on Low Header Pressure Nonsafeguards Actuation of Safeguards Equipment.Procedure Will Be Revised (← links)
- 05000282/LER-1985-011-01, :on 850801,breaker 228 Accidentally Tripped by Const Electricians Working in Area.Caused by Missing Manual Trip Blocking Device.Workmen Counseled Re Activities & Addl Physical Barrier Erected in Work Area (← links)
- 05000282/LER-1996-018, :on 961010,surveillance of Low Pressure Start of Component Cooling Pumps Was Missed Due to Inadequate Procedure.Procedures Will Be Revised by 970215 to Test Low Pressure auto-start of Component Cooling Pumps (← links)
- 05000282/LER-1985-012-01, :on 850915,reactor Tripped Due to Voltage Transient During Troubleshooting.Caused by Unfamiliarity W/ Regulator.Event Will Be Discussed in Licensed Operator Requalification Program (← links)
- 05000282/LER-1996-019, :on 961127,spent Fuel Storage Racks Outside Design Basis Due to Boraflex Degradation.Boric Acid Has Been Placed in Immediate Vicinity of Spent Fuel Pool in Event Manual Addition Is Required (← links)
- 05000282/LER-1996-017, :on 961002,failed to Perform Section 11 Testing on Chemical Feed Check Valves.Caused by Inadequate Surveillance Procedures.Revised Surveillance Procedures & Tested Subject Valves W/Acceptable Results (← links)
- 05000282/LER-1996-016, :on 960907,auto-start of CCW Pump 11 Occurred Due to Personnel Error.Reinforced Importance of Reading Procedure Noted Before Performing Step Following Note.W/ (← links)
- 05000282/LER-1993-002, :on 921129,fire Door Between CR & Records Room & Fire Door Between CR & Operators Study Area Blocked Open to Provide Cooling.No Compensatory Measures Taken.Doors Closed & Administrative Procedures Revised (← links)
- 05000282/LER-1993-001-01, On 930105,discovered That Surveillance of Hydrogen Recombiners Did Not Meet TS 4.4.I Requirement That Require Functional Test Every 6 Months.Caused by Procedure Inadequacy.Surveillance Testing Performed (← links)
- 05000282/LER-1992-017-01, :on 921230,component Cooling Water Pump 12 auto-started Due to Low Header Pressure.Caused by Failure of CR Operator to Use self-checking.Timely & Corrective Restoration Performed & Mgt Counseled (← links)
- 05000282/LER-1985-005, :on 850123,one Containment Isolation Check Valve Exhibited Leakage in Excess of Tech Spec Limits During Local Leakage Rate Testing at Refueling.No Cause Determined. Valve Replaced (← links)
- 05000282/LER-1985-010, :on 850509,reactor Tripped on Low Steam Generator Level.Cause Not Stated.Main Feedwater Pump Discharge Valve Opened & Restart Completed.Rept Will Be Circulated for Training (← links)
- 05000282/LER-1992-016-01, :on 921206,low Level Liquid Waste Tank Released W/O Prior Sample Due to Personnel Error.Chemist Verified Activity in Tank & Showed Release Was Small Fraction of TS Limits (← links)
- 05000282/LER-1983-028-03, /03L-0:on 831031,during Review of Surveillance Program,One Monthly Surveillance Test Found Not Performed According to Tech Spec 4.0.Caused by Personnel Failure to Update Schedule During Unit 2 Refueling (← links)
- 05000282/LER-1985-009-01, :on 850508,reactor Tripped on Low Steam Generator Level Plus Feedwater Flow/Steam Flow Mismatch. Caused by Separated Solder on Instrument Air Line Joint. Repairs Made & Reactor Restarted (← links)
- 05000282/LER-1992-012-01, :on 920917,DG D1 Experienced Unplanned Automatic Start During Performance of Manual Air Roll of Engine.Caused by Failure to Use Written Procedure.Operator Counseled & Instructed to Have Procedures in Hand (← links)
- 05000282/LER-1992-015-01, :on 921105,Diesel Cooling Water Pumps 12 & 22 Automatically Started Due to Error in Mod Procedure.Need for Completeness & Accuracy in Generation of Mod Installation Work Packages Will Be Emphasized (← links)
- 05000282/LER-1991-002-01, :on 910323,spike on Radiation Monitor R-23 Caused CR Annunication of CR High Radiation Train a, Resulting in auto-start of CR Cleanup Fan 121.Caused by Problem in Eprom.Program Debugged (← links)
- 05000282/LER-1979-022-03, /03L-0 on 790716:bistable in Steam Exclusion Actuation Sys Tripped Three Degrees Above Limit During Surveillance Test.Caused by Drift of Foxboro Bistable Model 63U-CC-OHDR-F.Bistable Inspected & Recalibr (← links)
- 05000282/LER-1996-014, :on 960726,CW Pumps Simultaneously Stopped Operating.Caused by Normal Performance of Surveillance Test. Counseled Operations Personnel Involved in Event (← links)
- 05000282/LER-1996-013, :on 960731,determined Cable Tray Separation Discrepancies.Caused by Design/Installation.Will Evaluate & Resolve Separation Discrepancies & Cable Tray Installation Drawings Will Be Color Coded (← links)
- 05000282/LER-1992-014-02, :on 921007,CR Responded to Fire Alarm in Area of MSSV Header for Number 12 Sg.Caused by Personnel Error. All Valves Adjusted to Nominal Setpoint (← links)
- 05000282/LER-1996-012, :on 960630,both Reactors Tripped Following Loss of Three of Four 345 Kv Offsite Transmission Lines.Caused by High Winds.Repaired Line Downed Phase & Repaired Failed Support Structures (← links)
- 05000282/LER-1992-013, :on 920925,main Generator Was Taken Off Line & Turbine Manually Tripped.Caused by Equipment Failure.Failed Detector Replaced & Source Range Channel 1N-31 Tested Satisfactorily (← links)
- 05000282/LER-1996-011, :on 960528,discovered Degraded Steam Generator Sleeves.Caused by Inadequate Cleaning of Parent Tube Prior to Insertion of Sleeves.Implemented Improved Cleaning & Addl Nondestructive Exam Re Installation of Sleeves (← links)
- 05000282/LER-1996-010, :on 960520,determined That AFW Pumps Not Protected Against Runout for All Accident Conditions.Caused by Original Design of Afws Not Including Runout Protection for AFW Pumps.Procedures Revised (← links)
- 05000282/LER-1996-009, :on 960517,surveillance Revealed Three of Four Sensors Could Not Be Calibr Without Entering Containment. Caused by Filling Calibr Gas Bottles After Adjusting Regulator Output Pressure (← links)
- 05000282/LER-1985-006, :on 850206,relay Misoperation Caused Lockout of Transformer 10 & auto-start of Diesel Generators.Caused by Bad Connection within Relay.Relay Replaced (← links)
- 05000282/LER-1984-009-01, :on 841002,diesel Generator D2 Inadvertently Started.Caused by Failure to Place Voltage Restoration Switch to Manual Before Throwing Transfer Switch (← links)
- 05000282/LER-1996-007, :on 960313 & 17,determined That Average Weld Heights Inadequate & Inservice Sleeves Showed Possible Leaks Paths Due to Inadequate Cleaning of Parent Tube in Weld Region.Tube W/Circumferential Indications Pulled or Plugged (← links)
- 05000282/LER-1985-002, :on 850112,during Surveillance Test at Shutdown for Refueling,One of Ten Main Steam Safety Valves Failed to Open at Setpoint.Cause as Yet Undetermined.Supplemental Rept Will Be Made (← links)
- 05000282/LER-1985-001, :on 850112,in Preparation for Cooldown for Refueling,Rcs Borated to Cold Shutdown Boron Concentration & Boric Acid Tank Level Fell Below Tech Spec Min (← links)
- 05000282/LER-1996-004, :on 960208,high Lead Safety Injection Water Flow Rates Found Outside TS Limits.Caused by Fluctuations in Test Instrumentation from Past Test.Sis Balanced (← links)
- 05000282/LER-1985-003, :on 850107,cooling Water Outlet Valve CL-40-2 Closed.One Component Cooling HX in Each Unit Inoperable. Caused by Human Error.Valve Opened Upon Discovery (← links)
- 05000282/LER-1992-010-01, :on 920827,determined That Requirement to Test Steam Explosion Sys Check Dampers Not Met.Caused by Failure to Include Dampers in Surveillance Procedures to Satisfy Ts.Damper Cleaned & Inspected (← links)
- 05000282/LER-1992-007-01, :on 920615,determined That Design Defect Exists That May Result in Inadequate Tornado Missile Protection for Diesel Generator Room D1.Caused by Failure to Apply New Criteria.Missile Protection Provided (← links)
- 05000282/LER-1992-004, :on 920306,determined That full-flow Test for turbine-driven Auxiliary Feedwater Pumps May No Longer Be Met Due to Increasing Fuel Cycle Lengths.Caused by Personnel Oversight.Required Testing Performed (← links)
- 05000282/LER-1996-006, :on 960217,cooling Water Surveillance Tests Missed as Result of Rescheduling Error Occurred.Caused by Personnel Error.Surveillance Procedure Will Be re-written to Split Unit 1 (← links)
- 05000282/LER-1996-005, :on 960208,peak Clad Temp Analysis Was Not Performed for Core Reload Design.Caused by Nad Procedure Not Requiring Documentation That Each Acceptance Criteria Was Met.Analysis Was Performed (← links)
- 05000282/LER-1984-011-01, :on 841107,reactor Trip Occurred When Feedwater Control Sys Malfunctioned.Caused by Dirty or Oxidized Contacts.Contacts Cleaned (← links)
- 05000282/LER-1996-003, :on 960115,CI Valve Failed to Pass Leak Rate Test.Caused by Valve Disc Binding.Valve Replaced & Passed LLRT (← links)
- 05000282/LER-1984-010-01, :on 841029,steam Generator Tube Leakage Occurred.Probably Caused by Intergranular Attack in Tubesheet Crevice Region.Leaking Tubes Plugged.Several Tubes Will Be Removed for Analysis (← links)
- 05000282/LER-1992-008, :on 920624,identified Six Inoperable Thermo-Lag 330 Fire Barriers on Cable Trays & Conduits.Appropriate Actions to Restore Fire Barriers Operability Being Developed,Per Scope in NRC Bulletin 92-001 (← links)
- 05000282/LER-1996-001, :on 960106,MSSV Found Outside 1% Tolerance. Caused by Instrumentation Typically Used for Valve Testing Total Combined Inaccuracy of Slightly Less than +/- 1%. Valve Adjusted (← links)
- 05000282/LER-1996-002, :on 960109,inadvertent Opening of Supply Disconnect Switch to Safeguards Electrical Bus 15 Occurred. Caused by Personnel Error.Power Restored to Bus 15 (← links)
- 05000282/LER-1992-006, :on 920326,design Deficiency Identified That Could Result in Loss of Pressurizer Level in Indicating Range in Event of Catastrophic Fire in Cr.Detailed Analysis Will Be Performed (← links)
- 05000282/LER-1992-005-01, :on 920326,design Basis Reconstitution Effort Identified Condition Outside 10CFR50,App R Requirements. Caused by Potential Circuit Failure Mode Not Recognized During Development.Procedure Revised (← links)
- 05000282/LER-1984-004-01, :on 840718,lockout of 2RY Transformer & auto- Start of Both Diesel Generators Occurred.Caused by Relay Misoperation.Relay Replaced (← links)
- 05000282/LER-1995-013, :on 950927,determined That CR Chilled Water Sys Would Not Function W/O Instrument Air Due to Original Plant Design.Produced Administrative Procedures (← links)
- 05000282/LER-1984-007-01, :on 840905,inadvertent Automatic Start of Diesel Generator Occurred.Caused by Procedural Inadequacy. Procedure for Use of Transfer Switches Revised (← links)
- 05000282/LER-1984-005, :on 840830,during Surveillance Testing in ex-core Nuclear Instrumentation Cabinets,Reactor Trip Occurred.Caused by Improper Use of Test Leads.Procedures Revised (← links)
- 05000282/LER-1984-006-01, :on 840831,reactor Tripped During Startup. Caused by Steam Flow/Feedwater Flow Mismatch Indication. Faulty Feedwater Flow Transmitter & Regulating Valve to Be Replaced (← links)
- 05000282/LER-1984-003-01, :on 840531,pressure Surges from Stroke of Positive Displacement Recirculating Pump Caused by High Level Alarm.Leakage Path Isolated.Caused by Failure of Filter Housing.Design Change Will Be Completed (← links)
- 05000282/LER-1992-001-01, :on 920117,door 169 Between Bus Rooms 25 & 16 Open & No Fire Watch Present.Cause by Personnel Error.Fire Door Closed & Detents in Door Closers Removed (← links)
- 05000282/LER-1984-002-01, :on 840521,air Hose Routed Through Shield Bldg Doors Causing Breach of Integrity.Caused by Procedure Error. Airlock Leakage Test Procedure Revised to Emphasize Integrity Requirements (← links)
- 05000282/LER-1995-011, :on 950809,deficiencies in Inservice Surveillance of Cooling Water Sys.Caused by Inadequate Review of ISI Interval That Ended 931216.Performed Hydrostatic Testing of CR Chiller Cooling Water Strainers (← links)
- 05000282/LER-1995-010, :on 950804,discovered Deficiencies in Flow Testing of RHR Sys.Caused by Deficient Procedure Which Failed to Consider Effect of Recirculation Line Downstream of Flow Orifice.Procedure Changes Will Be Made (← links)
- 05000282/LER-1995-009, :on 950802,new Thermal Hydraulic Computer Model of Heat Removal Paths to Ultimate Heat Sink Developed.Caused by Design Basis Accident on Unit.Sys Design Changed (← links)
- 05000282/LER-1992-004-01, :on 920306,discovered Failure to Perform Full Flow Test of turbine-driven Auxiliary Feedwater Pumps.Caused by Personnel Error.Comprehensive Review of Testing Requirements Being Conducted (← links)
- 05000282/LER-1992-003-02, :on 920228,procedure Inadequacy Identified in Test Procedure SP1127 Re Radioactive Source Inventory & Smear Test.Caused by Failure to Ensure Proper Method for Fe-55 Detection.Procedure Revised (← links)
- 05000282/LER-1992-002-02, :on 920224,discovered That 4,160-volt Ac Breaker Lockout Relay Reset Circuit for Safeguards Pump Motors Not Completely Protected by Redundant Fusing. Replacement Fuses Staged Near Panels (← links)
- 05000282/LER-1995-007, :on 950618,indentified That Door Seal Test of Containment Maintenance Airlock Not Performed within 3 Days of Last Use.Caused by Personnel Error.Surveillance Performed Immediately (← links)
- 05000282/LER-1995-008, :on 950617,found That Sf Pit Continous Air Monitor Not Operating.Caused by Broken Drive Belt on Sample Pump.Belt Replaced (← links)
- 05000282/LER-1991-008-01, :on 910619,one Unit 1 safety-related Snubber Failed & Discovered Inoperable.Caused by Vibration of Snubber.Failed Snubber Disassembled & Inspected (← links)
- 05000282/LER-1995-006, :on 950505,identified That Various cross-tie Options Re CCS Trains Could Result in Single Failure & Make Both Trains Inoperable.Caused by Lack of Clear Guidance in USAR & TSs Re Ccs.Procedures Revised (← links)
- 05000282/LER-1983-033-01, /01T-0:on 831208,isolation Valve CV-31440 in Nitrogen Supply to Accumulators Exhibited Excessive Leakage. Caused by Plug to Cage Galling,Preventing Full Valve Closure.Plug,Cage & Seat Replaced (← links)
- 05000282/LER-1983-032-03, /03L-0:on 831121,discovered Monthly Station Battery Test SP1096-1 Not Completed as Scheduled.Caused by Temporary Change in Responsibilities Leading to Personnel Error.Schedule Changed (← links)
- 05000282/LER-1991-011-01, :on 910816,reactor Tripped Unexpectedly.Caused by Intermittent Failure in Firing Card for Stationary Grippers Supplied by Power Cabinet 2AC.Card Previously Tested Satisfactorily at Room Temp (← links)
- 05000282/LER-1995-005, :on 950327,applied Incorrect Calibr Tolerance Limits to Portable Vibration Instruments Used to Satisfy ASME Section XI Pump Surveillance.Caused by Ambiguous Vendor Technical Manual Instructions.Revised Calibr (← links)
- 05000282/LER-1983-030-03, /03L-0:on 831104,control Room Annunciator on Diesel Cooling Water Pump 22 Actuated Due to False Signal in Cable Control.Cause Unknown.Investigation Ongoing.Ground Removed from Control Cable Shield (← links)
- 05000282/LER-1983-029-01, /01T-0:on 831117,bus Tiebreaker 26-8 Racked Out, Leaving Bus 15 W/Only One Offsite Power Source.Caused by Personnel Error.Personnel Counseled (← links)
- 05000282/LER-1995-003, :on 950315,discovered That Containment H Monitors Not Being Calibr Correctly Due to Personnel Error. Work Order Was Written to Investigate & Repair Failed Sensor (← links)
- 05000282/LER-1991-010-01, :on 910719,auto-start of Control Room Ventilation Sys Occurred Due to Spurious Radiation Monitor Actuation During Monitor Calibration.Caused by Procedure Inadequacy.Affected Procedure Revised (← links)
- 05000282/LER-1994-009, :on 941029,design Deficiency of Containment Integrity & Containment Isolation Discovered.Caused by Apparent Oversight During Original Plant Design.Procedures Revised to Cover Deficiency (← links)
- 05000282/LER-1995-002, :on 950205,noticed That SFP CAM Not Operating. Caused by Broken Drive Belt.Cr Operator Notified & SFP Normal Ventilation Secured (← links)
- 05000282/LER-1991-007-01, :on 910528,while Simulating High Radiation on Monitor 1R-37,auxiliary Bldg Special Ventilation Sys auto-started.Caused by Bugging Wrong Radiation Monitor. Employee Counseled (← links)
- 05000282/LER-1983-021-03, /03L-0:on 830830,during Surveillance Test MV-32035,cooling Water Header Isolation Valve B Failed to Close.Caused by Failure of GE Auxiliary Switch,Part CR105X100P.Switch Replaced (← links)
- 05000282/LER-1995-001-01, :on 950125,determined That Safeguards Traveling Screen Declared Inoperable on 950121 Due to Personnel Error Reportable.Standing Instrument Calibr Procedures Will Be Reviewed (← links)
- 05000282/LER-1983-018-03, /03L-0:on 830719,device Controlling Screen & Bypass Gate Operation in Intake Screenhouse Malfunctioned, Causing Restricted Intake Flow of Condenser Circulating & Cooling Water.Detailed Rept to Follow (← links)
- 05000282/LER-1984-001, :on 840103,after Refueling at 10% Power,While Switching from Feedwater Bypass Valves to Main Regulating Valves,Reactor Tripped on Overpower.Caused by Control Rod Withdrawal Due to RCS Temp Decrease (← links)
- 05000282/LER-1994-007-01, :on 940920,review of Electrical Sys Testing Was Being Performed Re Rept of Inadequate Testing.Caused by Personnel Error.Extensive Review of Shedding & Restoration Testing Functions Was Performed (← links)
- 05000282/LER-1991-004-01, :on 910509,failure of Redundant Heat Trace Circuits Occurred as Result of Electrical Fault.Caused by Operator Stepping on Insulated Section of piping.ET-53R Heat Trace Circuit Repaired (← links)
- 05000282/LER-1994-012-01, :on 941202,unplanned Closure of Containment Isolation Valve Because Breaker Did Not Adequately Compensate for Increase in Ambient Temp.Standby Charging Pump Was Started Immediately (← links)
- 05000282/LER-1994-010-01, :on 941027,determination Made That Scaling for Overtemperature Delta T Reactor Trips Inadequate.Caused by Insufficient Evaluation of T Hot Scaling Against Plant Safety Limits.Internal Investigation Begun (← links)
- 05000282/LER-1994-009-01, :on 941029,design Basis Reconstitution Effort Uncovered Design Deficiency in Containment Isolation Function.Caused by Oversight During Original Plant Design. Procedures Revised (← links)
- 05000282/LER-1991-009-01, :on 910715,error Occurred Re Contract Employee Improperly Granted Security Clearance.Caused by Personnel Error.Personnel Security Checklist Used to Review & Approve Contractor Screening Revised (← links)
- 05000282/LER-1991-006-01, :on 910525,discovered That Selector Switch for Radiation Monitor R-35 in Reset Position Due Personnel Error.Switch Returned to Operate Position (← links)
- 05000282/LER-1989-010, :on 890721,reactor Trip Occurred Resulting from Loss of One Reactor Coolant Pump.Caused by Personnel Error. Problem Investigated.Bus Doors 4160V Labeled & Potential Fuse Drawer Fronts Also Labeled (← links)
- 05000282/LER-1994-008-01, :on 940926,inoperability of Continuous Air Monitor When Power Supply Was Tripped W/O CR Knowledge. Power Supply Reset (← links)
- 05000282/LER-1983-005-03, /03L-0:on 830309,diesel Generator D1 Failed to Start in Three Attempts During Operability Testing After Maint.Caused by Governor Not Being Reset Due to Stuck Shutdown Solenoid Plunger.Shutdown Solenoid Modified (← links)
- 05000282/LER-1993-007, :on 930413,feedwater System Revealed That Certain Feedwater Valves Required to Mitigate Consequences of Accident Were Not Included in Insp.Caused by Personnel Error.All Valves Will Be Tested (← links)
- 05000282/LER-1991-001-01, :on 910315,spent Fuel Pool Special Ventilation Sys auto-started During Test,When Train a Monitor Put in Reset Mode.Cause Unknown.Work Request Written for Radiation Monitor R-25 (← links)
- 05000282/LER-1983-003-03, /03L-0:on 830228,during Review of Surveillance program,4-kV Voltage & Frequency Test Sp 1015 Found Not Completed by Due Date.Caused by Personnel Oversight.Test Performed.Personnel Counseled (← links)
- 05000282/LER-1994-005-01, :on 940719,SGBD Containment Isolation Valve MV-32044,had Gone Closed.Caused by Personnel Error.Scheduled Daily Meetings Was Implemented to Reduce Impact of Future Incidents (← links)
- 05000282/LER-1982-011-03, /03L-0:on 820622,motor-driven Auxiliary Feedwater Pump 12 Failed to Start During Surveillance Test.Caused by Installing self-cleaning Oil Filter Backwards,Allowing Build Up of Sludge.Filter Reversed (← links)
- 05000282/LER-1983-010-03, /03L-0:on 830417,reactor Coolant Sample Found Missing After Load Changing Operations for Turbine Testing. Sample Taken 2 H Late.Caused by Lack of Communication.Load Changing Procedure Will Be Revised (← links)
- 05000282/LER-1982-022-03, /03L-0:on 821112,during Power Operation,Control Power Lost to Diesel Cooling Water Pump 22,rendering Pump Inoperable.Caused by Loose Fuse Clip.Clip Repaired & Pump Tested Satisfactorily (← links)
- 05000282/LER-1982-020-03, /03L-0:on 821026,during Surveillance Test, Auxiliary Bldg Special Vent Sys Pac Filter 121 Exhibited DOP Removal Efficiency of 98.6%,less than Tech Specs Requirement.Caused by Loose Filters.Filters Tightened (← links)
- 05000282/LER-1982-018-03, /03L-0:on 820915,discovered That Two Ventilation Flow Tests Not Performed as Scheduled.Caused by Personnel Error.Tests Rescheduled (← links)
- 05000282/LER-1994-004, :on 940508,as-found Lift Setpoint for MSSVs Determined to Be Outside TS Tolerance of +/- 1%.Lift Setpoints for Valves Measured Outside +/- 1% Tolerance Returned to within Tolerance Specified in TS (← links)
- 05000282/LER-1982-019-03, /03L-0:on 820917,diesel Cooling Water Pump 22 Did Not Start on Demand During Testing.Start Attempt 7 Minutes Later Successful.Cause Unknown.In 5 Days of Testing,Failure Could Not Be Reproduced (← links)
- 05000282/LER-1994-003-01, :on 940429,determined Surface Exams of RCP Flywheels Missed.Caused by Incorrect Interpretation of TS Requirements.Exams Completed for Both Units (← links)
- 05000282/LER-1990-019-01, On 901218,ventilation Filter Testing Requirements Not Being Met.Caused by Personnel Oversight in Developing Procedures.Procedure Revs Have Been Initiated to Address Need for Special Testing (← links)
- 05000282/LER-1990-018-01, :on 901130,discovered That Certain Valves Subject to ASME Section XI Testing Found in Design Basis Reconstitution.Cause Will Be Discussed in Supplemental Rept. Valves Cycled to Obtain Baseline Data (← links)
- 05000282/LER-1990-017-01, :on 901121,discovered That Bus Duct Cooling Fan 11 Not Running & Supply Breaker Tripped,Resulting in Main Generator,Turbine & Reactor Trip.Caused by Inadequate Design.Supply Breaker Replaced (← links)
- 05000282/LER-1990-016-01, :on 901106,shift Supervisor Failed to Establish Continuous Fire Watch When Removing Sprinkler Sys (← links)
- 05000282/LER-1990-013, :on 900830,inadvertent Mispositioning of Control Switch of 11 Shield Bldg Ventilation Heater Controls Identified.Caused by Workman Unknowingly Moving Switch. Protective Covers Installed Over Switches (← links)
- 05000282/LER-1994-001, :on 940301,auto Start of Cooling Water Pump 121 Occurred on Low Header Pressure While Aligned for Safeguards Operations.Caused by Inadequate Procedures.Operating Procedure Revised (← links)
- 05000282/LER-1981-011-01, /01T-0:on 810812,D2 Diesel Generator Tripped & Locked Out During Operability Test.Caused by Generator Operating in Unfamiliar Mode & Var & Watt Meters Being Confused by Operator (← links)
- 05000282/LER-1982-016-03, /03L-0:on 820906,spike Occurred in RCS Activity Up to 1.38 Uci/G Dose Equivalent I-131.Caused by Reactor Trip & Subsequent Washout of Fission Product from Existing Fuel Defects.Region 9 Fuel Will Be Removed (← links)
- 05000282/LER-1982-015-01, /01T-0:on 820827,while Performing Operability Test on D2 Diesel Generator,Procedure Step Missed Resulting in Auto/Manual Switch for D2 Supply to Bus 16 Being Left Open. Caused by Personnel Error (← links)
- 05000282/LER-1981-026-03, /03L-0:on 811105,during Surveillance Test,Found Loss of Voltage Relays 27R/B15 & 27S/B15 & Degraded Voltage Relay 27A1/B26 Outside Allowable Tech Spec Limit.Cause Unknown.Relays Recalibr (← links)
- 05000282/LER-1993-014, :on 931116,determined Control Cables for Redundant Pressurizer Porvs,Found Touching,Violated Criteria for Physical Separation of Cables.Cables Repositioned & Secured (← links)
- 05000282/LER-1990-015-01, :on 901018,determined That ASME Section XI Tests Omitted from Testing Procedures During Rev Process.W/ (← links)
- 05000282/LER-1978-023-03, /03L-0 on 781130:during Pwr Oper & Relay Test at Refueling,Safeguards Bus 16 Inadvertently Was Locked Out of Svc for About 2 Minutes,Caused by Appl of Elec Jumper W/O Proper Review & Approval (← links)
- 05000282/LER-1978-023, Forwards LER 78-023/03L-0 (← links)
- 05000282/LER-1990-014-01, :on 900912,auto-start of One Control Room Ventilation Train Occurred (← links)
- 05000282/LER-1990-009-01, :on 900811,automatic Start of Component Cooling Pump Occurred.Caused by Momentary Low Pressure in Component Cooling Water Sys.Procedures to Be Revised to Warn Operator of Possibility of Automatic Pump Starts (← links)
- 05000282/LER-1990-011, :on 900712,Westinghouse Notified Util of Error in Facility Large Break LOCA Analysis.Peak Cladding Temp Predicted by Code Wcobra/Trac Exceeded 10CFR50.46.Limit Reduced (← links)
- 05000282/LER-1978-020-03, /03L-0:on 781027,temporary Cover for Spent Fuel Pit Demineralizer Vault Removed W/O Notifying Shift Supervisor.Caused by Inadequate Communication.Info Signs Will Be Posted in Area (← links)
- 05000282/LER-1978-018-01, /01T-0:on 780912,lightning Strike on Transmission Line Caused Breaker 6H5 to Open,Resulting in Loss of Two of Three Sources of Offsite Power.Design Change to Transformer Relay Being Pursued (← links)
- 05000282/LER-1993-012, :on 930908,failed to Perform Offsite Dose & Effluent Monitor Setpoint Calculations Due to Inadequate Procedures & Personnel Error.Added Calculations to Surveillance Program (← links)
- 05000282/LER-1993-010, :on 930729,control Room Air Handler Was Removed from Svc for Preventive Maint Due to Personnel Error.Revised DG Surveillance Test Procedures (← links)
- 05000282/LER-1991-005, :on 910516,pressurizer Safety Valve Lift Setpoint Found 2.5% Low During Test.Future Testing of Safety Valves Will Be Done Using Steam (← links)
- 05000282/LER-1990-010, :on 900629,surveillance Test Missed Because of Rescheduling.Discrepancy Existed Between Due Dates on Master Surveillance Schedule & Radiation Protection Group Schedule. Caused by Personnel Error.Schedules Improved (← links)
- 05000282/LER-1990-008, :on 900627,shield Bldg Exhaust Fan Inadvertently Made Inoperable.Caused by Personnel Error in Turning Off Incorrect Circuit Breaker.Rev Made to Procedures to Involve Personnel in Equipment Isolation (← links)
- 05000282/LER-1982-005-03, /03L-0:on 820322,review of Chemistry Logs Showed That Boric Acid Tank 11 Had Not Been Sampled.Caused by Communication Breakdown.Tank Sampled & Involved Personnel Will Review Rept (← links)
- 05000282/LER-1982-005, Forwards LER 82-005/03L-0 (← links)
- 05000282/LER-1982-006-01, /01T-0:on 820423,during Surveillance Test Sp 1104, Measured Reactor Coolant Boron Concentration Higher than Originally Predicted Value.Caused by Miscalculation of Predicted Worth.Analysis Performed to Monitor Disagreement (← links)
- 05000282/LER-1982-006, Forwards LER 82-006/01T-0 (← links)
- 05000282/LER-1982-001-03, /03L-0:on 820125,one Overpower Delta T Summing Unit Found Out of Spec.Caused by Foxboro Model 66RC-OL Summing Unit Instrument Drift.Device Recalibr.Evaluation Underway (← links)
- 05000282/LER-1982-001, Forwards LER 82-001/03L-0 (← links)
- 05000282/LER-1993-009, :on 930715,receipt of Annunciator Charging Pump 12 Overload Trip Observed by CR Operators,Resulting in Unplanned Closure of Containment Isolation Valve.Standby Charging Pump Started Immediately (← links)
- 05000282/LER-1993-008, :on 930624,observed That Valve CV-31740, Instrument Air to Unit 1 Containment Closed Due to Failure of Coil in Solenoid Operated Pilot Valve.Valve Reopened Locally to Restore Instrument Air (← links)
- 05000282/LER-1990-006, :on 900517,electrical Spike on Radiation Monitor R-25 Caused auto-start of Spent Fuel Pool Special Ventilation Sys.Caused by Procedural Inadequacy.Request for Training Issued Re Basics of Procedure Writing (← links)
- 05000282/LER-1990-007, :on 900517,discovered That Several Relays Deenergized & Automatic Start & Loading of Diesel Generator D1 Initiated.Caused by Inadequate Design.Mod Initiated to Install Test Points (← links)
- 05000282/LER-1990-005, :on 900504,control Room Received High Radiation Alarm & Indication of Automatic Start of Spent Fuel Pool Special Exhaust Fan 121 on Two Occasions.Caused by Electrical Spike on Monitor.Modules Replaced (← links)
- 05000282/LER-1990-004, :on 900424,discovered That Surveillance Test SP1042, Resistance Temp Detector Bypass Flow Meter Functional Test Not Performed within Required Time Period. Caused by Personnel Error.Test Performed (← links)
- 05000282/LER-1990-003-01, :on 900323,automatic Start of Safeguards Cooling Water Pump Occurred Due to Inadequate Procedures. Plant Procedures Revised to Improve Guidance for Detecting Loss of Prime (← links)
- 05000282/LER-1982-003-03, /03L-0:on 820209,during Annual Visual Insp,One Steam Exclusion Control Damper Found Inoperable.Caused by Failure of Drive Gear in Pacific Air Products Damper Model R-35-FS.Gear Replaced (← links)
- 05000282/LER-1982-003, Forwards LER 82-003/03L-0 (← links)
- 05000282/LER-1981-029-03, During Surveillance Test of Bus 16 Undervoltage Relays,Error in Disconnecting Test Equipment Resulted in Blown Fuse for A-phase Relays.Fuses Replaced & Normal Power Restored to Bus (← links)
- 05000282/LER-1981-029, Forwards LER 81-029/03L-0 (← links)
- 05000282/LER-1981-031-01, /01T-0:on 811216,during Transfer of Spent Fuel in Preparation for Reracking of Pool 2,spent Fuel Assembly Top Nozzle Separated,Causing Assembly to Tip Toward Edge of Pool.Cause Unknown.Fuel Handling Operations Suspended (← links)
- 05000282/LER-1981-027-03, /03L-0:on 811116,discovered That Pre,Absolute & Charcoal Filter Test Not Done on 11 Shield Bldg Ventilation Sys Replacement on 811112.Caused by Procedural Inadequacies & Poor Communications (← links)
- 05000282/LER-1981-027, Forwards LER 81-027/03L-0 (← links)
- 05000282/LER-1993-006, :on 930325,cooling Water Pump 121 auto-started on Low Header Pressure While Aligned for Safeguards Operation.Caused by Operator Failing to Open Header Valves a & B.Surveillance Procedures Will Be Revised (← links)
- 05000282/LER-1990-002-01, Forwards LER 90-002-01 Re Excessive Pressurizer Cooldown Rate & Excessive Spray/Pressurizer delta-T.Procedures Will Be Revised to Require Use of Pressurizer Water Temp for Determining Pressurizer Heatup & Cooldown Rates (← links)
- 05000282/LER-1993-005, :on 930218,reactor Tripped Due to Inadvertent Relay Operation,Causing Loss of RCP 12.Caused by Accidental Bumping of Breaker Cubicle by Floor Burnishing Machine.Use of Addl Physical Barriers Being Considered (← links)
- 05000282/LER-1993-004, :on 930209,discovered That ASME Section XI ISI Exams Performed W/Incorrect Calibr Blocks.Caused by Personnel Error.Isi NDE Procedures & Plans Will Be Revised to Assure Acceptable Calibr Block Used (← links)
- 05000282/LER-1993-003-01, :on 930204,discovered That Lower Detector Flux Signal from All Four Nis power-range Channels Outside Acceptance Criterion.Caused by Miscalibration of power-range Channels.Procedures Revised & Test Labeling Improved (← links)
- 05000282/LER-1993-003, Forwards LER 93-003-00 Re Nuclear Instrumentation Sys power- Range Channels Miscalibrated Due to Use of Improper Test Leads.New NRC Commitments Listed (← links)
- 05000282/LER-1981-022-03, /03L-0:on 811029,during Startup Operations, Pressure Transmitter Observed Reading Lower than Redundant Channels Used for High Pressure Reactor Trip Function.Caused by Zero Shift Made During Previous Recalibr (← links)
- 05000282/LER-1981-022, Forwards LER 81-022/03L-0 (← links)
- 05000282/LER-1981-024-03, /03L-0:on 811014,status Light Found Off & Breaker for Boric Acid Heat Tracing Switchrack Tripped.Caused by Personnel Failure to Respond to Trouble Alarm.Tripped Breaker Replaced (← links)
- 05000282/LER-1981-024, Forwards LER 81-024/03L-0 (← links)
- 05000282/LER-1981-019-03, /03L-0:on 810927,w/122 Fire Pump Out of Svc,Daily Operability Test of 121 Pump Was Done on Schedule.Caused by Personnel Error on Turnover Sheet.Personnel Counseled (← links)
- 05000282/LER-1981-019, Forwards LER 81-019/03L-0 (← links)
- 05000282/LER-1981-015-03, /03L-0:on 810920,one Steam Generator Safety Valve Failed to Lift at Set Pressure During Refueling Tests.Cause Unknown.Valve to Be Hot Tested Before Reactor Taken to Power (← links)
- 05000282/LER-1981-015, Forwards LER 81-015/03L-0 (← links)
- 05000282/LER-1981-023-03, /03L-0:on 810921,during Surveillance Test,One Cooling Water Header Isolation Valve Did Not Close Fully. Caused by Wet Motor Leads in Junction Box.Wiring Renewed (← links)
- 05000282/LER-1981-023, Forwards LER 81-023/03L-0 (← links)
- 05000282/LER-1981-018-01, /01T-0:on 810928,during Eddy Current Testing of Steam Generators at Refueling,Tube Degeneration Observed. Caused by Corrosion &/Or Fretting.Defective Tubes Plugged (← links)
- 05000282/LER-1981-018, Forwards LER 81-018/01T-0 (← links)
- 05000282/LER-1981-013-03, /03L-0:on 810912,during Coastdown Operation,Minor Xenon Oscillation Caused Flux Difference to Go Slightly Outside Target Band.Caused by Personnel Error (← links)
- 05000282/LER-1981-013, Forwards LER 81-013/03L-0 (← links)
- 05000282/LER-1981-012-03, /03L-0:on 810909,during Surveillance Test,One Low Pressurizer Pressure Reactor Trip Bistable Failed to Trip. Caused by Failure of Foxboro Model 63U-AC-OBHA-F Single Low Alarm Unit.Unit Replaced (← links)
- 05000282/LER-1981-012, Forwards LER 81-012/03L-0 (← links)
- 05000282/LER-1981-007-03, /03L-0:on 810622,both Doors in One Shield Bldg Airlock Found Open & Not Under Administrative Control.Caused by Const Personnel Opening Doors W/O Notifying Control Room. Training Program to Be Expanded to Emphasize Door Specs (← links)
- 05000282/LER-1981-007, Forwards LER 81-007/03L-0 (← links)
- 05000282/LER-1994-002-01, :on 940303,noble Gas Monitor in R-35 Did Not Respond When source-checked During Surveillance.Caused by Component Failure.Corrective Actions:Monitor Repaired & Returned to Svc (← links)
- 05000282/LER-1982-029-01, /01T-0:on 821228,tiny through-wall Crack Found in heat-affected Zone of Weld on Safety Injection Supply Line from Boric Acid Storage Tanks.Cause Unknown. Fracture Mechanics Analysis Underway (← links)
- 05000282/LER-1982-029, Forwards LER 82-029/01T-0 (← links)
- 05000282/LER-1994-006-01, :on 940907,observed Receipt of Annunciator 12 Charging Pump Overload Trip.Caused by Overheated C Phase Loadside Connection at Mccb.Breaker Was Replaced & Tested (← links)
- 05000282/LER-1991-003-01, :on 910423,auto-start Occurred of One Train of Auxiliary Bldg Special Ventilation Sys.Cause Unknown.Plant Mod Initiated Removing Unnecessary Wiring That Could Short Monitor Module (← links)
- 05000282/LER-1981-020-01, /01T-0:on 811011,Westinghouse Nbfd Relays in Reactor Protection Sys for Units 1 & 2 Found to Have Failed Relay Coils.Caused by Failure of Solder Joint Pigtail Connection Coil to Lead Wire (← links)
- 05000282/LER-1981-020, Forwards LER 81-020/01T-0 (← links)
- 05000282/LER-1981-009-03, /03L-0:on 810708,while Attempting Start of Cooling Tower Pump 122,undervoltage Relay Operation Opened Breaker CT 11-1,closed Bus Tie CTBT-112 & Caused Trip of Bus CT-12. Caused by Improperly Set Undervoltage Relay Setpoint (← links)
- 05000282/LER-1981-009, Forwards LER 81-009/03L-0 (← links)
- 05000282/LER-1990-002, :on 900117,review of Cooldown Data Showed That Cooldown Rate of Pressurizer Exceeded Tech Spec Limit.Caused by Procedure Inadequacy.Procedures Revised to Require Use of Water Space Temp to Find Cooldown Rate (← links)
- 05000282/LER-1990-001, :on 900117,technician Mirror Contacted Bare Power Supply Terminal & Shorted Terminal to Ground,Causing Power Supply to Trip & Isolation of Outside Air to Control Room.Exposed Wire Terminal Points Covered (← links)
- 05000282/LER-1989-021-01, :on 891211,computer Alarmed Indicating Malfunction of Chlorine Monitors 121 & 122 & Leaving Control Room Ventilation Sys Inoperable for More than 11 H.Caused by Personnel Error.Monitor 122 Returned to Normal (← links)
- 05000282/LER-1989-018, :on 891024,25,31 & 1112,control Room Received High Radiation Alarm Which Initiated Automatic Start of Auxiliary Bldg Special Ventilation Sys.Caused by Radiation Monitor Spikes.Monitor Modules Replaced (← links)
- 05000282/LER-1981-003-03, /03L-0:on 810316,during Surveillance Test,Steam Exclusion Damper Actuation Setpoint Exceeded Limit.Caused by Foxboro Model 63U-CC-OHDR-F 6 Bistable Drift.Instrument Recalibr & Tested Satisfactorily (← links)
- 05000282/LER-1981-003, Forwards LER 81-003/03L-0 (← links)
- 05000282/LER-1980-036-03, /03L:on 801105,battery Charger 12 Failed to Provide Normal Output.Caused by Firing Card B Not Providing Pulses to Fire B Phase Scr.Card Replaced (← links)
- 05000282/LER-1980-036, Forwards LER 80-036/03L-0 (← links)
- 05000282/LER-1980-031-03, /03L-0:on 801017,during Surveillance Program Review,Discovery Was Made That Steam Exclusion Test SP1112 Was Not Done for Sept 1980.Caused by Personnel Oversight. No Changes Considered.Involved Personnel Will Review Rept (← links)
- 05000282/LER-1980-031, Forwards LER 80-031/03L-0 (← links)
- 05000282/LER-1989-020, :on 891108,17,20,23,1201 & 08,automatic Isolation of Control Room Supply & Exhaust Occurred.Caused by Malfunctions of Chlorine Gas Detectors.Addl Monitors Installed & Actuation Logic Modified (← links)
- 05000282/LER-1980-021-03, Replacement of Inverter 13 Was Stopped Due to Lack of Seismic Analysis for Inverter Mount.Caused by Personnel Error.Improvement in Design Change Process Initiated (← links)
- 05000282/LER-1981-001-03, /03L-0:on 810112,while Performing Mod Work,Workman Accidentally Bumped Overspeed Trip Mechanism of Auxiliary Feedwater Pump,Tripping Valve & Making Pump Inoperable. Caused by Personnel Error.Valve Operator Reset (← links)
- 05000282/LER-1981-001, Forwards LER 81-001/03L-0 (← links)
- 05000282/LER-1980-033-03, /03L-0:on 801028,steam Flow Transmitter 1FT-464 Observed Reading Low.Caused by Zero Adjustment Shift in Barton Model 384 Differential Pressure Transmitter.Device Recalibr (← links)
- 05000282/LER-1980-033, Forwards LER 80-033/03L-0 (← links)
- 05000282/LER-1980-021, Forwards LER 80-021/03L-0 (← links)
- 05000282/LER-1980-037-03, /03L-0:on 801117,during Review for Upgrading Environ Qualification of safety-related Electrical Equipment,It Was Determined That Namco Switches Were Not Hermetically Sealed.Caused by Installation Error (← links)
- 05000282/LER-1980-037, Forwards LER 80-037/03L-0 (← links)
- 05000282/LER-1980-038-31, /03L-0:on 801222,during Surveillance Test,One Steam Exclusion Actuation Bistable Tripped Above Tech Spec Limit.Caused by Drift of Foxboro Model 63U-CC-OHDR-F Bistable.Bistable Reinspected & Calibr (← links)
- 05000282/LER-1980-038, Forwards LER 80-038/03L-0 (← links)
- 05000282/LER-1980-023-03, /03L-0:on 800820,during Review of Surveillance Program Annual test,SP1185 for Control Room Special Ventilation Flow Verification Found Omitted for 1978-1980. Caused by Personnel Error.Personnel Will Review Rept (← links)
- 05000282/LER-1980-023, Forwards LER 80-023/03L-0 (← links)
- 05000282/LER-1980-025-01, /01T-0:on 800904,during Refueling Shutdown, Ultrasonic Exam of Steam Generator Support Bolts Revealed Crack Indications.Unit 2 Also Inspected.Caused by Environ Assisted Cracking.All Unit 1 Bolts Will Be Replaced (← links)
- 05000282/LER-1980-025, Forwards LER 80-025/01T-0 (← links)
- 05000282/LER-1980-024-03, /03L-0:on 800829,failure to Perform Inservice Insp of Safety Nozzle to Shell Weld of Both Reactor Vessels Was Noted.Cause Due to Equipment Unavailablilty.Rescheduling Requested for 1983 & 1984 Outages (← links)
- 05000282/LER-1980-024, Forwards LER 80-024/03L-0 (← links)
- 05000282/LER-1989-019, :on 891025,Train a of Auxiliary Bldg Special Ventilation Sys Started Automatically When Power Mistakenly Turned Off.Caused by Personnel Error.Involved Personnel Counseled.Clarifying Revs Made to Procedure (← links)
- 05000282/LER-1989-018-01, :on 891024,25 & 1112,control Room Received Train a High Radiation Alarm,Initiating Automatic Start of Auxiliary Bldg Special Ventilation Sys.Caused by Spike of Radiation Monitor.Monitor Replaced (← links)
- 05000282/LER-1980-019-03, /03L-0:on 800630,two Power Range High Power Trip Setpoints Were Over Tech Spec Limit.Caused by Personnel Error.Rept Reviewed & Technicians Cautioned (← links)
- 05000282/LER-1980-019, Forwards LER 80-019/03L-0 (← links)
- 05000282/LER-1989-017-01, :on 890914,discovered That Present Position of Transfer Switch for Power Supplying Control & Protection Relays for Diesel Generator Does Not Meet Requirements of App R.Caused by Inadequate Procedures (← links)
- 05000282/LER-1989-016-01, :on 890908,control Room Received Train B High Radiation Alarm,Which Initiated Automatic Start of Auxiliary Bldg Special Ventilation Sys.Caused by Spike on Radiation Monitor 2R-30.Monitor Upgrade Being Pursued (← links)
- 05000282/LER-1989-015-01, :on 890905 & 23,special Ventilation Sys of Control Rooms 122 & 121 Actuated Automatically.Caused by False High Chlorine Signal & Broken Chlorine Sensitive Paper Tape,Respectively.Detectors Repaired (← links)
- 05000282/LER-1989-014, :on 890905,operations Personnel Recalled That SP1093.1 Performed Two Wks Previously Instead of SP1093.2. Caused by Personnel Error in Selecting Incorrect Procedure. Proper Notifications Made & SP1093.2 Performed (← links)
- 05000282/LER-1980-015-01, /01T-0:on 800429,containment Maint Airlock Showed Leakage Greater than Tech Spec Limit.Caused by Degradation of Airlock Door Seal.Inner Door Seals Replaced & Leak Tested Satisfactorily (← links)
- 05000282/LER-1980-015, Forwards LER 80-015/01T-0 (← links)
- 05000282/LER-1980-018-01, /01T-0:on 800701,unit Was Shut Down Due to Leaking Tube in Hot Leg of Vertical Steam Generator 12,Westinghouse Series 51.Cause Not Stated.Defective Tube Will Be Plugged (← links)
- 05000282/LER-1980-018, Forwards LER 80-018/01T-0 (← links)
- 05000282/LER-1980-007-03, /03L-0:on 800218,during Surveillance Test,Load on Diesel Generator D1 Could Not Be Increased Above 1,400 Kw. Caused by Trainee Operator Error.Setpoint Returned to Normal & Test Completed Satisfactorily (← links)
- 05000282/LER-1980-007, Forwards LER 80-007/03L-0 (← links)
- 05000282/LER-1980-014-03, /03L-0:on 800410,during Surveillance Test,One Overpower Delta T Setpoint Was Found to Trip About 70% Above Desired Setpoint.Caused by Intermittent Capacitor.Capacitor Was Replaced (← links)
- 05000282/LER-1980-014, Forwards LER 80-014/03L-0 (← links)
- 05000282/LER-1980-012-03, /03L-0:on 800331,during Review of Electrical Surveillance Program,Discovered That Individual Float Cell Voltage Measurements Were Not Done in Mar 1980 on Battery Monthly Test.Caused by Personnel Oversight (← links)
- 05000282/LER-1980-012, Forwards LER 80-012/03L-0 (← links)
- 05000282/LER-1979-033-03, /03L-0:on 791228,during Surveillance Test,Inlet Steam Supply Motor Valve to turbine-driven Auxiliary Feedwater Pump Tripped on Overload.Caused by Loosened Bell Screws Which Fell Into Motor,Causing Binding (← links)
- 05000282/LER-1979-033, Forwards LER 79-033/03L-0 (← links)
- 05000282/LER-1980-010, Updated LER 80-010/03L-1: Cause Code & Component Manufacturer Corrected (← links)
- 05000282/LER-1980-010-03, /03L-0:on 800311,during Surveillance Test, Containment Isolation Valve 11 Opened at 0.57 Psi.Caused by Apparent Drift in Barton Model 288A Differential Pressure Switch.Setpoint Adjusted & Valve Retested Satisfactorily (← links)
- 05000282/LER-1980-009-03, /03L-0:on 800310,during Normal Operation,Nuclear Power Range Channel 1N44 Was Inoperable for Several Minutes. Caused by latch-up of High Voltage Power Supply Due to Spike on Yellow Instrument Bus.Fuses Were Removed & Reset (← links)
- 05000282/LER-1980-009, Forwards LER 80-009/03L-0 (← links)
- 05000282/LER-1980-004-03, /03L-0:on 800118,discovered That Loop a Steam Flow Transmitter Had Drifted Out of Spec.Caused by Failure of Differential Pressure Unit in Barton Flow Transmitter Model 384.Pressure Unit Replaced,Transmitter Recalibr (← links)
- 05000282/LER-1980-004, Forwards LER 80-004/03L-0 (← links)
- 05000282/LER-1980-005-03, /03L-0:on 800121,during Surveillance Test of D1 Diesel Generator,Lockout Occurred While Engine Was Being Prelubed.Caused by Abnormally Cold Generator Room.Caution Will Be Added to Procedure to Monitor Lube Oil Pressure (← links)
- 05000282/LER-1980-005, Forwards LER 80-005/03L-0 (← links)
- 05000282/LER-1979-001, Has Been Voided (← links)
- 05000282/LER-1978-021-01, /01X-1 on 781128:during Refueling,Local Leak Rate Test Revealed Leakage Through Outer Valves in Penetration 25A & 25B,containment Purge in Excess of Tech Spec Max. Caused by Inadequate Seal at Valve Seats.Adjustment Made (← links)
- 05000282/LER-1978-021, Forwards LER 78-021/01X-1 (← links)
- 05000282/LER-1979-024-03, /03L-0 on 790731:safety Injection Pump Test Sp 1088 Was Not Completed During Hot Shutdown as Required. Caused by Personnel Error (← links)
- 05000282/LER-1979-024, Forwards LER 79-024/03L-0 (← links)
- 05000282/LER-1979-023-03, /03L-0 on 790726:design Deficiency Was Found in Motor Driven Auxiliary Feedwater Pump Low Lube Oil Pressure Circuitry in Each Unit.Redundant Turbine Driven Pumps Are Unaffected.Design Change Has Been Initiated (← links)
- 05000282/LER-1979-023, Forwards LER 79-023/03L-0 (← links)
- 05000282/LER-1979-007-01, /01T-0 on 790328:non-conservatism Noted in rod-drop Analysis.Corrective Actions Undetermined;Followup LER Will Be Issued (← links)
- 05000282/LER-1979-007, Forwards LER 79-007/01T-0 (← links)
- 05000282/LER-1979-017-03, /03L-0 on 790525:both Source Range Channels Lost for Three Menutes When All Power Range Channel Control Power Fuses Were Pulled.Caused by Procedure Error.Fuses Reinstalled & Procedure Changed (← links)
- 05000282/LER-1979-017, Forwards LER 79-017/03L-0 (← links)
- 05000282/LER-1979-027, Forwards Westinghouse Evaluation of 791002 Tube Rupture Event.Concurs W/Util Recommendations in LER 79-027/01T-0 Re Operation of Turbine Driven Auxiliary Feed Pump & Steam Supply Valve from Faulted Steam Generator (← links)
- 05000282/LER-1979-021-03, /03L-0 on 790611:steam Generator Level Channel 1LT471 Responded Slowly to Level Changes.Cause Unstated. Transmitter Diaphragm Assembly Replaced (← links)
- 05000282/LER-1979-021, Forwards LER 79-021/03L-0 (← links)
- 05000282/LER-1979-002-03, /03L-0 on 790126:diesel Cooling Water Pump 22 Failed to Start During Surveillance Test.Caused by Stuck Contacts in Licon Micro-Switch 11-104 (← links)
- 05000282/LER-1979-002, Forwards LER 79-002/03L-0 (← links)
- 05000282/LER-1980-006-01, /01T-0:on 800123,during Testing of Diesel Generator D-21,ability to Reduce Generator Load from Control Room Was Lost.Caused by Loose Front End Shield on Governor Synchronizing Motor.Motor Replaced (← links)
- 05000282/LER-1980-006, Forwards LER 80-006/01T-0 (← links)
- 05000282/LER-1980-002-03, /03L-0:on 800107,during Surveillance Test of Diesel Generator D-1,relay Misoperation Occurred Which Would Have Prevented Automatic Synchronization of Generator Onto Bus 15.Caused by Stuck Relay Plunger.Plunger Freed (← links)
- 05000282/LER-1980-002, Forwards LER 80-002/03L-0 (← links)
- 05000282/LER-1979-030-03, During Insp Per IE Bulletins 79-14 & 79-02,two Snubbers in Cooling Water Sys Found Incorrectly Installed & One Hanger in Auxiliary Feedwater Sys Found Damaged.Cause Not Stated (← links)
- 05000282/LER-1979-030, Forwards Updated LER 79-030/03X-1 (← links)
- 05000282/LER-1980-001-01, /01T-0:on 800106,Unit 1 Caustic Addition Valves CA-1-2 & CA-1-4 Mistakenly Closed & Secure Cards Attached. Caused by Personnel Error & Procedural Inadequacies. Administrative Procedures Modified (← links)
- 05000282/LER-1980-001, Forwards LER 80-001/01T-0 (← links)
- 05000282/LER-1979-032-03, /03L-0:on 791221,during Surveillance Test, Diesel Generator 2 Tripped on High Crankcase Pressure. Apparently Caused by Cooling Water Leaking Into Lube Oil Sys & Accumulating During Shutdown Periods (← links)
- 05000282/LER-1979-032, Forwards LER 79-032/03L-0 (← links)
- 05000282/LER-1979-031-03, /03L-0:on 791126,during Periodic Surveillance Program Review,Discovered That SP1022 Boric Acid Tank Level Test Not Performed within Tolerance Band.Caused by Personnel Oversight.Instrumentation & Control Schedule to Be Used (← links)
- 05000282/LER-1979-031, Forwards LER 79-031/03L-0 (← links)
- 05000282/LER-1979-027-01, /01T-0:on 791002,tube Break Occurred in Steam Generator 11.Caused by Mechanical Wear.Two Defective Tubes Plugged (← links)
- 05000282/LER-1979-018-03, /03L-0 on 790531:SP-1187 Diesel Fire Pump Weekly Battery Insp Not Performed in Fifth Week of Jan 1979. Procedures Changed to Require Fifth Signature Block on Data Sheets for Months W/Five Weekly Insps (← links)
- 05000282/LER-1979-018, Forwards LER 79-018/03L-0 (← links)
- 05000282/LER-1979-020-03, /03L-0 on 790609:failure of Pressurizer power-operated Relief Isolation to Close on Demand.Caused by Torque Switch Failure in Limitorque SMB-00 Operator.Switch Replaced (← links)
- 05000282/LER-1979-020, Forwards LER 79-020/03L-0 (← links)
- 05000282/LER-1979-019, Notifies of Discrepancy in Design Analyses Performed for Containment Purge Valves.Info Supplements LER 79-019.Valves Will Remain Closed Above Cold Shutdown Conditions Until Closure Can Be Assured (← links)
- 05000282/LER-1979-028-03, /03L-0:on 791019,during Cold Shutdown,Insp of Pipe Supports for Cooling Water Mods in Containment Revealed Some Supports Not Built to Tech Specs.Caused by Installation Error.Deficient Supports Repaired (← links)
- 05000282/LER-1979-028, Forwards LER 79-028/03L-0 (← links)
- 05000282/LER-1979-025, Submits Response to IE Bulletin 79-14.Item of Nonconformance Discovered Re Auxiliary Feedwater Sys (Ref LER 79-25).Visual & Analytical Insp of as-built Supports Will Be Completed within 120 Days (← links)
- 05000282/LER-1979-025-01, /01T-0:on 790830,during Pipe Walkdown Insp,One Pipe Hanger in Auxiliary Feedwater Sys Was Found Inoperable. Caused by Incomplete Installment During Const.Unit Repaired Immediately & Was Returned to Full Power (← links)
- 05000282/LER-2018-001, Motor Driven Cooling Water Pump Auto Start Due to Smoking Packing on 11 Cooling Water Pump (← links)
- 05000282/LER-2016-006, Regarding 121 Motor Driven Cooling Water Pump Auto Start (← links)
- 05000282/LER-2015-005-01, Regarding Condition Prohibited by Technical Specifications (← links)
- 05000282/LER-2016-005, Regarding 121 Motor Driven Cooling Water Pump Auto Start (← links)
- 05000282/LER-2016-004, Regarding Missing Fire Barrier Between Fire Area (FA) 59 and 85 / Fire Hazard Analysis Drawings Do Not Match Boundary Description (← links)
- 05000282/LER-2016-002, Regarding Listed System Actuation - Motor-Driven Cooling Water Pump Auto-Start (← links)
- 05000282/LER-2016-001, Regarding Unanalyzed Condition Due to Non-Compliant Fire Protection Manual Operator Actions (← links)
- 05000282/LER-2015-005, Regarding Possible Misapplication of C18.1, Engineered Safeguards Equipment Support Systems (← links)
- 05000282/LER-2015-006, Regarding Quarterly Containment Spray Pump Surveillance Test Method (← links)
- 05000282/LER-2015-001, Cancellation of License Event Report (LER)50-282/2015-001-00, 14 Fan Coil Unit Leak (← links)
- 05000282/LER-2015-002, Cancellation of Licensee Event Report (LER) 50-282/2015-002-00, 14 Fan Coil Unit Leak (Lower Head) (← links)
- 05000282/LER-2015-004, Regarding Manual Reactor Trip Due to Trip of Condensate and Main Feedwater Pump (← links)
- 05000282/LER-2014-004-01, (Pingp), Unit 1, Regarding Regarding Unanalyzed Condition Due to Lack of Appropriate Fuse Protection - Supplement (← links)
- 05000282/LER-2014-002-01, Regarding Emergency Diesel Generators Declared Inoperable Due to Not Meeting High Energy Line Break Requirements (← links)
- 05000282/LER-2014-001, Cancellation of Licensee Event Report (LER) 50-282/2014-001-00 Associated with D1/D2 Emergency Diesel Generators (Edgs) Inoperable Due to Outside Air Temperature Greater than 97 Degrees Fahrenheit (← links)
- 05000282/LER-2014-005, Transmittal of LER 14-005-00, for Prairie Island, Units 1 & 2 Regarding Vital Equipment Not Identified Safeguards Information (← links)
- 05000282/LER-2014-003, Regarding Emergency Diesel Generator Auto Start Due to Degraded Bus Voltage Signal (← links)
- 05000282/LER-2014-002, Regarding Emergency Diesel Generators Declared Inoperable Due to Not Meeting High Energy Line Break Requirements (← links)
- 05000282/LER-2013-002, Regarding Unanalyzed Condition - Fuel Oil Inadequate Replenishment (← links)
- 05000282/LER-2013-001, Regarding Control Room Envelope Inoperable (← links)
- 05000282/LER-2012-005-01, Regarding Diesel Generators Inoperable Due to Exhaust Fire (← links)
- 05000282/LER-2012-004, Cancellation of LER 12-004-00 for Prairie Island Nuclear Generating Plant, Unit 1, Emergency Diesel Generators Declared Inoperable Due to High Ambient Temperatures (← links)
- 05000282/LER-2012-005, Regarding Diesel Generators Inoperable Due to Exhaust Fire (← links)
- 05000282/LER-2012-002, For Prairie Island, Unit 1, Regarding Unplanned Actuation of 121 Motor Driven Cooling Water Pump (← links)
- 05000282/LER-2012-001, Regarding Non-Conservation Calculation of Diesel Fuel Storage Requirements (← links)
- 05000282/LER-2011-003, Regarding Unit 1 Reactor Coolant System Leak Detection Was Inoperable (← links)
- 05000282/LER-2011-002, Regarding Unit 1 Reactor Manually Tripped in Response to an Inadvertent Turbine Stop Valve Closure (← links)
- 05000282/LER-2011-001, For Prairie Island, Unit 1, Regarding Unplanned Actuation of 121 Motor Driven Cooling Water Pump (← links)
- 05000282/LER-2001-009-06, Reinstatement of Licensee Event Reports Associated with Flooding Scenarios (← links)
- 05000282/LER-2010-004, For Prairie Island, Unit 1, Regarding Battery Charger Inoperability Due to Potential Undervoltage Conditions (← links)
- 05000282/LER-2010-005, Regarding Surveillance Required by Technical Specifications for the Emergency Diesel Generator Not Completed (← links)
- 05000282/LER-2010-003, Regarding Postulated Flooding of Battery Rooms Due to Lnadequate Battery Room Door Threshold Seals (← links)
- 05000282/LER-2010-002, Regarding Postulated Flooding of Unit 1 Fuel Oil Transfer Pump Motor Starters Could Have Resulted in Reduced Fuel Oil Inventory (← links)
- 05000282/LER-2010-001, For Prairie Island, Unit 1, Regarding Unanalyzed Condition Due to Postulated High Energy Line Break on Cooling Water System (← links)
- 05000282/LER-2009-009, Re Radioactive Source Inventory Discrepancy (← links)
- 05000282/LER-2009-008, Regarding Unanalyzed Condition Due to an Inadequate Fire Barrier (← links)
- 05000282/LER-2009-007, Unanalyzed Condition Due to a Breached Fire Barrier (← links)
- 05000282/LER-2009-006, For Prairie Island, Units 1 and 2, Regarding Unanalyzed Condition Due to Potential Safety System Susceptibility to Turbine Building Flooding Due to a Postulated High Energy Line Break (← links)
- 05000282/LER-2009-005, Reactor Trip Due to 12 Circulating Water Pump Trip Caused by Electrical Ground Fault (← links)
- 05000282/LER-2009-004, Residual Heat Removal System Inoperability While in Mode 4 Due to Potential Steam Voiding (← links)
- 05000282/LER-2009-003, Re Component Cooling System Vulnerability to Tornado Missile Hazard (← links)
- 05000282/LER-2009-002, Regarding Unplanned Safety Related Actuation of 121 Cooling Water Pump (← links)
- 05000282/LER-2009-001, Unanalyzed Condition Due to Manual Actions That Do Not Comply with 10 CFR 50, Appendix R (← links)
- 05000282/LER-2008-003, Loss of Auxiliary Feedwater Safety Function and Condition Prohibited by Technical Specifications Due to Mispositioned Isolation Valve (← links)
- 05000282/LER-2008-002, Regarding Inadvertent Reactor Trip Caused by Failed Controller During Reactor Protection System Testing (← links)
- 05000282/LER-2008-001, Re One Train of Auxiliary Feedwater Inoperable Longer than Allowed by Technical Specifications (← links)
- 05000282/LER-2007-004, Regarding Technical Specification Required Shutdown Due to Both Emergency Diesel Generators Being Inoperable (← links)
- 05000282/LER-2007-005, From Prairie Island, Unit 1 Regarding One Train of Scws Inoperable Longer than Allowed by Technical Specifications (← links)
- 05000282/LER-2007-003-01, 1 for Prairie Island, Unit 1 Regarding Unanalyzed Condition Due to Breached Fire Barrier (← links)
- 05000282/LER-2007-003, Regarding Unanalyzed Condition Due to Breached Fire Barrier (← links)
- 05000282/LER-2007-002, Unanalyzed Condition Due to Manual Actions That Do Not Comply with 10 CFR 50, Appendix R (← links)
- 05000282/LER-2007-001, Re Unit 1 Train B ECCS Inoperable Longer than Allowed by Technical Specifications Due to Inoperable Breaker (← links)
- 05000282/LER-2006-001, Regarding Unit 1 Reactor Trip (← links)
- 05000282/LER-2006-002, Regarding Unit 1 Mode Change with the Turbine-Driven Auxiliary Feedwater Pump Inoperable (← links)
- 05000282/LER-2001-005-01, Cancellation of Licensee Event Report (LER) 1-05-01, Discovery of Single Failure Vulnerability of Unit 1 Safeguards Buses (← links)
- 05000282/LER-2005-001, Regarding Discovery of Single Failure Vulnerability of Unit 1 Safeguards Buses (← links)
- 05000282/LER-2002-003, Regarding Failure to Meet Technical Specification Limiting Condition for RCS Pressure and Temperature Limits (← links)
- 05000282/LER-2003-003, Unauthorized Entry Into a Protected Area (← links)
- 05000282/LER-2003-001, Residual Heat Removal Valve CV-31236 Positioner Linkage Found Broken (← links)
- 05000282/LER-2003-002, Appendix R Safe Shutdown Analysis Issues (← links)
- 05000282/LER-2002-002, Re Manual Reactor Trip and Auxiliary Feedwater Pump Start During Planned Shutdown (← links)
- 05000282/LER-2002-001, Condition Prohibited by Technical Specifications Due to Potential Auxiliary Building Special Vent Zone Boundary Degradation (← links)
- 05000282/LER-2001-003-01, Nuclear Management Co., LLC, Supplement 1 Plant in Unanalyzed Condition Due to Flood Panel Deficiencies for April 2002 (← links)
- 05000282/LER-1994-011-01, :on 941118,two Scenarios Uncovered in Which Single Failure Could Threaten Operability of CW Pump 121. Caused by Inadequate Review of Electrical Supply & Control Circuitry.Controls Established (← links)
- 05000282/LER-1996-015, :on 960822,auto-start of Diesel CW Pump 22 on Low Header Pressure Occurred.Caused by Typo in Review Process & Misinterpretation of Surveillance.Sys Returned to Normal & Test Completed (← links)
- 05000282/LER-1995-014, :on 951120,discovered CW Emergency Intake Line Cannot Achieve Flow Rate Discussed in Usar.Caused by Design Discrepancies.Evaluated Insp & Cleaning Techniques (← links)
- 05000282/LER-1995-012, :on 950915,determined That CW Pump Discharge Check Valves Not Tested Adequately.Caused by Failure to Determine Exact Conditions That Acceptance Criteria Must Be Met.Investigated Alternate Testing Methods (← links)
- 05000282/LER-1995-004, :on 950311,CW Supply Valve Gave Dual Position Indication.Caused by Piece of Wire That Had Been Left in CW Pipe,Found in Cage.Wire Removed & Valve Reassembled,Valve Stroke Checked & Limits Switches Set (← links)
- 05000282/LER-2025-001, Reactor Trip and auto-start Actuation of Auxiliary Feedwater Due to Bus 11 Undervoltage Relay Issues (← links)
- 05000282/LER-2025-002, Control Room Chiller Inoperable Due to Purge System Failure (← links)
- ML13282A560 (redirect page) (← links)
- L-PI-14-123, Supplement to Aging Management Program Submittals (Tag Nos. MF0052 and MF0053) (← links)
- 05000282/LER-2013-002, Regarding Unanalyzed Condition - Fuel Oil Inadequate Replenishment (← links)