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| 05000266/LER-1982-001-03, /03L-0:on 820107,steam Generator Pressure Sensing Lines Discovered Frozen on a Steam Generator.Caused by Inadequate Freeze Protection & Extremely Cold Weather.Addl Heat Lamps Installed | /03L-0:on 820107,steam Generator Pressure Sensing Lines Discovered Frozen on a Steam Generator.Caused by Inadequate Freeze Protection & Extremely Cold Weather.Addl Heat Lamps Installed | |
| 05000266/LER-1982-001, Forwards LER 82-001/03L-0 | Forwards LER 82-001/03L-0 | |
| 05000301/LER-1982-001, Forwards LER 82-001/03L-0 | Forwards LER 82-001/03L-0 | |
| 05000301/LER-1982-001-03, /03L-0:on 820203,boric Acid Heat Tracing Circuit P-42 Found Inoperable.Caused by Failed Thermon Type 4 Circuit Controller.Circuit Controller Replaced | /03L-0:on 820203,boric Acid Heat Tracing Circuit P-42 Found Inoperable.Caused by Failed Thermon Type 4 Circuit Controller.Circuit Controller Replaced | |
| 05000301/LER-1982-002-01, /01T-0:on 820428,during Eddy Current Exam, Discovered Abnormal Degradation in Fuel Cladding,Rcpb & Primary Containment.Seludge Lancing Will Be Performed | /01T-0:on 820428,during Eddy Current Exam, Discovered Abnormal Degradation in Fuel Cladding,Rcpb & Primary Containment.Seludge Lancing Will Be Performed | |
| 05000301/LER-1982-002, Forwards LER 82-002/01T-0 | Forwards LER 82-002/01T-0 | |
| 05000266/LER-1982-002-03, /03L-0:on 820112,during Hot shutdown,1PT-469 Steam Generator Pressure Transmitter Isolated by Maint Personnel Due to Leaking Coupling.Pressure Sensing Tubing Showed Signs of Steam Leak Due to Freezing | /03L-0:on 820112,during Hot shutdown,1PT-469 Steam Generator Pressure Transmitter Isolated by Maint Personnel Due to Leaking Coupling.Pressure Sensing Tubing Showed Signs of Steam Leak Due to Freezing | |
| 05000266/LER-1982-002, Forwards LER 82-002/03L-0 | Forwards LER 82-002/03L-0 | |
| 05000266/LER-1982-003-01, /01T-0:on 820217,during Surveillance Testing, Emergency Diesel Generator 3D Failed to Operate.Caused by Sticking Shutdown Solenoid Plunger on Woodward Type UG8 Governor.Solenoid Cleaned,Checked & Generator Tested | /01T-0:on 820217,during Surveillance Testing, Emergency Diesel Generator 3D Failed to Operate.Caused by Sticking Shutdown Solenoid Plunger on Woodward Type UG8 Governor.Solenoid Cleaned,Checked & Generator Tested | |
| 05000266/LER-1982-003, Forwards LER 82-003/01T-0 | Forwards LER 82-003/01T-0 | |
| 05000301/LER-1982-003, Forwards LER 82-003/03L-0 | Forwards LER 82-003/03L-0 | |
| 05000301/LER-1982-003-03, /03L-0:on 820510,during Periodic Testing of Safeguards Protective relays,4 Kv Undervoltage Relays Were Outside Tech Spec Limits.Caused by Limitations of Relays. Relays Adjusted | /03L-0:on 820510,during Periodic Testing of Safeguards Protective relays,4 Kv Undervoltage Relays Were Outside Tech Spec Limits.Caused by Limitations of Relays. Relays Adjusted | |
| 05000301/LER-1982-004, Forwards LER 82-004/01T-0 | Forwards LER 82-004/01T-0 | |
| 05000266/LER-1982-004-03, /03L-0:on 820206,during Inservice Testing, Differential Pressure Instrument 4007 for Auxiliary Feed Pump P38A Found Isolated.Probably Caused by Failure to Return Instrument to Svc Following Calibr | /03L-0:on 820206,during Inservice Testing, Differential Pressure Instrument 4007 for Auxiliary Feed Pump P38A Found Isolated.Probably Caused by Failure to Return Instrument to Svc Following Calibr | |
| 05000301/LER-1982-004-01, /01T-0:on 820601,combined Leakage Rate of Type B & C Tests for 1-inch Check Valve in Containment Air Particulate/Gas Radiation Monitor (R11/R12) Exceeded Tech Spec Limit.Caused by Accumulation of Foreign Matter | /01T-0:on 820601,combined Leakage Rate of Type B & C Tests for 1-inch Check Valve in Containment Air Particulate/Gas Radiation Monitor (R11/R12) Exceeded Tech Spec Limit.Caused by Accumulation of Foreign Matter | |
| 05000266/LER-1982-004, Forwards LER 82-004/03L-0 | Forwards LER 82-004/03L-0 | |
| 05000301/LER-1982-005-01, /01T-0:on 820727,discovered Two of Three Level Instruments on Boric Acid Storage Tank C Powered from Common Source.Cause Unknown Due to Lack of Maint Documentation.Wiring Will Be Charged to Correct Problem | /01T-0:on 820727,discovered Two of Three Level Instruments on Boric Acid Storage Tank C Powered from Common Source.Cause Unknown Due to Lack of Maint Documentation.Wiring Will Be Charged to Correct Problem | |
| 05000266/LER-1982-005-01, /01T-01:on 820222,poison Test Samples & Two Fuel Assemblies W/Less than 1-yr Cooling Period Found Placed Next to Divider Wall in Spent Fuel Pool.Caused by Tech Spec Misinterpretation | /01T-01:on 820222,poison Test Samples & Two Fuel Assemblies W/Less than 1-yr Cooling Period Found Placed Next to Divider Wall in Spent Fuel Pool.Caused by Tech Spec Misinterpretation | |
| 05000301/LER-1982-005, Updated LER 82-005/01T-1:on 820727,discovered 2 of 3 Level Instruments on C Boric Acid Storage Tank Powered from Common Source.Cause Not Determined Due to Poor Early Maint of Documents.Wiring Corrected | Updated LER 82-005/01T-1:on 820727,discovered 2 of 3 Level Instruments on C Boric Acid Storage Tank Powered from Common Source.Cause Not Determined Due to Poor Early Maint of Documents.Wiring Corrected | |
| 05000266/LER-1982-005, Forwards LER 82-005/01T-0 | Forwards LER 82-005/01T-0 | |
| 05000266/LER-1982-006-01, /01T-0:on 820311,type B & C Valve Leakage Tests Exceeded Tech Spec Limits.Caused by Corrosion.Svc Air Check Valves Disc Replaced & Valve Cover Remachined | /01T-0:on 820311,type B & C Valve Leakage Tests Exceeded Tech Spec Limits.Caused by Corrosion.Svc Air Check Valves Disc Replaced & Valve Cover Remachined | |
| 05000266/LER-1982-006, Forwards LER 82-006/01T-0 | Forwards LER 82-006/01T-0 | |
| 05000301/LER-1982-006-03, /03L-0:on 820728,during Pipe Restraint Welding to Section of Chemical & Vol Control Sys Divert Line Piping, Pinhole Leak Developed in Pipe Adjacent to Weld.Caused by Welding Process.Hole Repaired & Hydrostatically Tested | /03L-0:on 820728,during Pipe Restraint Welding to Section of Chemical & Vol Control Sys Divert Line Piping, Pinhole Leak Developed in Pipe Adjacent to Weld.Caused by Welding Process.Hole Repaired & Hydrostatically Tested | |
| 05000301/LER-1982-006, Forwards LER 82-006/03L-0 | Forwards LER 82-006/03L-0 | |
| 05000301/LER-1982-007-03, /03L-0:on 820925,during Inservice Test of Pressurizer PORV & Block Valves,One of Two PORV Discovered Inoperable.Caused by Inadequate Work Procedure Performed Months Earlier Due to Closed Valve in Instrument Air Line | /03L-0:on 820925,during Inservice Test of Pressurizer PORV & Block Valves,One of Two PORV Discovered Inoperable.Caused by Inadequate Work Procedure Performed Months Earlier Due to Closed Valve in Instrument Air Line | |
| 05000266/LER-1982-007-01, /01T-0:on 820329,during secondary-to-primary Leak Check,Two Leaking Tubes in a Steam Generator & 28 Defective Tubes in a & B Steam Generators Discovered.Caused by Caustic.All Defective & Leaking Tubes Plugged | /01T-0:on 820329,during secondary-to-primary Leak Check,Two Leaking Tubes in a Steam Generator & 28 Defective Tubes in a & B Steam Generators Discovered.Caused by Caustic.All Defective & Leaking Tubes Plugged | |
| 05000266/LER-1982-007, Opposes Wi Environ Decade Re LER 82-007.Issues Advanced Re Decontamination Process & Removal of Mechanical Plugs Constitute ill-conceived Attempt to Raise New Issues Unrelated to Case | Opposes Wi Environ Decade Re LER 82-007.Issues Advanced Re Decontamination Process & Removal of Mechanical Plugs Constitute ill-conceived Attempt to Raise New Issues Unrelated to Case | |
| 05000301/LER-1982-007, Forwards LER 82-007/03L-0 | Forwards LER 82-007/03L-0 | |
| 05000301/LER-1982-008-03, /03L-0:on 821006,low Steam Line Pressure Setting for Pressure Instrument 2PT-478 Found Lower than Allowed by Tech Specs.Caused by Bumping of Setpoint Adjustment Knob.Instrument Tested & Realigned | /03L-0:on 821006,low Steam Line Pressure Setting for Pressure Instrument 2PT-478 Found Lower than Allowed by Tech Specs.Caused by Bumping of Setpoint Adjustment Knob.Instrument Tested & Realigned | |
| 05000301/LER-1982-008, Forwards LER 82-008/03L-0 | Forwards LER 82-008/03L-0 | |
| 05000266/LER-1982-008, Forwards LER 82-008/03L-0 | Forwards LER 82-008/03L-0 | |
| 05000266/LER-1982-008-03, /03L-0:on 820323,minor Installation Defects Noted on Four of Six Containment Pressure Transmitters Installed as TMI Response Mod.Caused by Backfit Contractor QC Program Breakdown | /03L-0:on 820323,minor Installation Defects Noted on Four of Six Containment Pressure Transmitters Installed as TMI Response Mod.Caused by Backfit Contractor QC Program Breakdown | |
| 05000266/LER-1982-009, Telecopy Message of LER 82-009/01T-0:on 821030,tubes in Steam Generators a & B Found W/More than 40% Degradation.On 821025,insp Revealed 5 Wet or Dripping Explosive Plugs.No Cause Stated.Tubes Plugged | Telecopy Message of LER 82-009/01T-0:on 821030,tubes in Steam Generators a & B Found W/More than 40% Degradation.On 821025,insp Revealed 5 Wet or Dripping Explosive Plugs.No Cause Stated.Tubes Plugged | |
| 05000301/LER-1982-009, Forwards LER 82-009/01T-0 | Forwards LER 82-009/01T-0 | |
| 05000301/LER-1982-009-01, /01T-0:on 821122,axial Flux Differential Monitoring Program & Alarm Found Inadvertently Halted from 821120-22 W/O Manually Logging Flux Differential.Caused by Operator Diagnosing Backup Computer Problem | /01T-0:on 821122,axial Flux Differential Monitoring Program & Alarm Found Inadvertently Halted from 821120-22 W/O Manually Logging Flux Differential.Caused by Operator Diagnosing Backup Computer Problem | |
| 05000266/LER-1982-009-03, /03L-0:on 820408,4.16-kV Safeguards Undervoltage Relays Did Not Meet 0-volt Time Delay Spec.Caused by Manufacturer Characteristic Curves.Relays Not Capable of Less than 0.38-s.Tech Spec Change Requested on 820427 | /03L-0:on 820408,4.16-kV Safeguards Undervoltage Relays Did Not Meet 0-volt Time Delay Spec.Caused by Manufacturer Characteristic Curves.Relays Not Capable of Less than 0.38-s.Tech Spec Change Requested on 820427 | |
| 05000301/LER-1982-010, Forwards LER 82-010/03L-0 | Forwards LER 82-010/03L-0 | |
| 05000266/LER-1982-010, Forwards LER 82-010/03L-0 | Forwards LER 82-010/03L-0 | |
| 05000266/LER-1982-010-03, /03L-0:on 820414,ICP 2.9 Found Not to Provide for Proper Unblocking of Source Range High Flux Reactor Trip Over Small Range of Instrument Readings.Caused by Failure to Identify Subtle Procedural Flow.Procedure to Be Revised | /03L-0:on 820414,ICP 2.9 Found Not to Provide for Proper Unblocking of Source Range High Flux Reactor Trip Over Small Range of Instrument Readings.Caused by Failure to Identify Subtle Procedural Flow.Procedure to Be Revised | |
| 05000301/LER-1982-010-03, /03L-0:on 821110,during Surveillance Test TS-11, Secondary Boric Acid Heat Tracing Circuits Found Inoperable. Caused by Internal Defect Which Tripped Breaker 1B52-429A. Breaker Replaced | /03L-0:on 821110,during Surveillance Test TS-11, Secondary Boric Acid Heat Tracing Circuits Found Inoperable. Caused by Internal Defect Which Tripped Breaker 1B52-429A. Breaker Replaced | |
| 05000266/LER-1982-011, Forwards LER 82-011/03L-0 | Forwards LER 82-011/03L-0 | |
| 05000266/LER-1982-011-03, /03L-0:on 820415,during Biweekly Calibr Check ICP 2.1 of Reactor Protective Sys Functions,Overpower Delta T Setpoint 2 for Channel 2 Found Less Conservative than Tech Spec Limit.Caused by Setpoint Drift in Impulse Summer Uni | /03L-0:on 820415,during Biweekly Calibr Check ICP 2.1 of Reactor Protective Sys Functions,Overpower Delta T Setpoint 2 for Channel 2 Found Less Conservative than Tech Spec Limit.Caused by Setpoint Drift in Impulse Summer Unit | |
| 05000301/LER-1982-011, Forwards LER 82-011/03L-0 | Forwards LER 82-011/03L-0 | |
| 05000301/LER-1982-011-03, /03L-0:on 821212,steam Generator Pressure Transmitter 2PT-482 Indicating Higher than Other Channels Due to Frozen Sensing Line.Caused by Inadequate Interim Piping Insulation During Mod to Heat Tracing Sys | /03L-0:on 821212,steam Generator Pressure Transmitter 2PT-482 Indicating Higher than Other Channels Due to Frozen Sensing Line.Caused by Inadequate Interim Piping Insulation During Mod to Heat Tracing Sys | |
| 05000266/LER-1982-012-03, /03L-0:on 820621,during Annual Diesel Insp, Emergency Diesel Generator 3D Output Breaker Failed to Close.Caused by Broken Latch Check Switch.Switch Replaced | /03L-0:on 820621,during Annual Diesel Insp, Emergency Diesel Generator 3D Output Breaker Failed to Close.Caused by Broken Latch Check Switch.Switch Replaced | |
| 05000266/LER-1982-012, Forwards LER 82-012/03L-0 | Forwards LER 82-012/03L-0 | |
| 05000266/LER-1982-015, Forwards LER 82-015/03L-0 | Forwards LER 82-015/03L-0 | |
| 05000266/LER-1982-015-03, /03L-0:on 820914,fluid Level in Gas Stripper Noted Decreasing Abnormally After Stripper Returned to Svc Following Maint.Caused by High Stress Low Cycle Failure of Lap Joint Flange Stub Piece.Lap Joint Flange Replaced | /03L-0:on 820914,fluid Level in Gas Stripper Noted Decreasing Abnormally After Stripper Returned to Svc Following Maint.Caused by High Stress Low Cycle Failure of Lap Joint Flange Stub Piece.Lap Joint Flange Replaced | |
| 05000266/LER-1982-016, Forwards LER 82-016/01T-0 | Forwards LER 82-016/01T-0 | |
| 05000266/LER-1982-016-01, /01T-0:on 821002,containment Isolation Valve 1CV-3200C in Suction Line of Radioactive Gas & Particulate Monitoring Sys Failed to Close.Caused by Failure of 3-way Solenoid Valve to Cycle.Valve Closed & Repaired | /01T-0:on 821002,containment Isolation Valve 1CV-3200C in Suction Line of Radioactive Gas & Particulate Monitoring Sys Failed to Close.Caused by Failure of 3-way Solenoid Valve to Cycle.Valve Closed & Repaired | |
