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| 05000366/LER-1983-001, Forwards LER 83-001/03L-0 | Forwards LER 83-001/03L-0 | |
| 05000321/LER-1983-001, Forwards LER 83-001/03L-0 | Forwards LER 83-001/03L-0 | |
| 05000321/LER-1983-001-03, /03L-0:on 830102,during Surveillance Procedure, Two Control Room Ventilation Bypass Isolation Valves Would Not Close within Required 7 S.Caused by Instrument Drift. Rate Set Valves Adjusted | /03L-0:on 830102,during Surveillance Procedure, Two Control Room Ventilation Bypass Isolation Valves Would Not Close within Required 7 S.Caused by Instrument Drift. Rate Set Valves Adjusted | |
| 05000366/LER-1983-001-03, /03L-0:on 830107,while Performing ECCS Status Check Procedure,Drywell Hydrogen Oxygen Analyzer Discovered Inoperative.Caused by Moisture Accumulation in Regulator Sensing Line.Water Removed.Pump Diaphragms Replaced | /03L-0:on 830107,while Performing ECCS Status Check Procedure,Drywell Hydrogen Oxygen Analyzer Discovered Inoperative.Caused by Moisture Accumulation in Regulator Sensing Line.Water Removed.Pump Diaphragms Replaced | |
| 05000321/LER-1983-002, Forwards LER 83-002/03L-0 | Forwards LER 83-002/03L-0 | |
| 05000321/LER-1983-002-03, /03L-0:on 830104,while Performing Hydraulic Shock & Sway Arrestor Insp & Functional Test Surveillance Procedure,Snubber Discovered Inoperable.Caused by Component Failure Due to Low Hydraulic Fluid.Snubber Replaced | /03L-0:on 830104,while Performing Hydraulic Shock & Sway Arrestor Insp & Functional Test Surveillance Procedure,Snubber Discovered Inoperable.Caused by Component Failure Due to Low Hydraulic Fluid.Snubber Replaced | |
| 05000366/LER-1983-002-03, /03L-0:on 830118,primary Containment Isolation Reactor Water Level low-low Instrument Channel B Found Out of Calibr.Caused by Setpoint Drift.Instrument Recalibr | /03L-0:on 830118,primary Containment Isolation Reactor Water Level low-low Instrument Channel B Found Out of Calibr.Caused by Setpoint Drift.Instrument Recalibr | |
| 05000366/LER-1983-002, Forwards LER 83-002/03L-0 | Forwards LER 83-002/03L-0 | |
| 05000321/LER-1983-003, Forwards LER 83-003/03L-0 | Forwards LER 83-003/03L-0 | |
| 05000321/LER-1983-003-03, /03L-0:on 830105,NRC Notified Util of Incorrect Page in Tech Specs.P 3.5-9 Stated That Six of Seven Instead of Seven Automatic Depressurization Valves Should Be Operable.Caused by Personnel Error in Inserting Wrong Rev | /03L-0:on 830105,NRC Notified Util of Incorrect Page in Tech Specs.P 3.5-9 Stated That Six of Seven Instead of Seven Automatic Depressurization Valves Should Be Operable.Caused by Personnel Error in Inserting Wrong Rev | |
| 05000366/LER-1983-003-03, /03L-0:on 830214,drywell 2(HO) B Analyzer Would Not Calibr.Cause Not Stated.Sample Pump Head Assemblies & Diaphragms Replaced & Bypass Check Valves Cleaned.A & B Analyzers Will Be Replaced W/Improved Model | /03L-0:on 830214,drywell 2(HO) B Analyzer Would Not Calibr.Cause Not Stated.Sample Pump Head Assemblies & Diaphragms Replaced & Bypass Check Valves Cleaned.A & B Analyzers Will Be Replaced W/Improved Model | |
| 05000366/LER-1983-003, Forwards LER 83-003/03L-0 | Forwards LER 83-003/03L-0 | |
| 05000366/LER-1983-004-03, /03L-0:on 830113 & 20,standby Gas Treatment Fan Failed to Start Automatically W/Switch in Run Position. Caused by Loose Auxiliary Switch Mounting Screw & Failure of Filter Train Heater Control Latching Relay.Switch Repaired | /03L-0:on 830113 & 20,standby Gas Treatment Fan Failed to Start Automatically W/Switch in Run Position. Caused by Loose Auxiliary Switch Mounting Screw & Failure of Filter Train Heater Control Latching Relay.Switch Repaired | |
| 05000366/LER-1983-004, Forwards LER 83-004/03L-0 | Forwards LER 83-004/03L-0 | |
| 05000321/LER-1983-004, Forwards LER 83-004/03L-0 | Forwards LER 83-004/03L-0 | |
| 05000321/LER-1983-004-03, /03L-0:on 830108,control Room Supply Fan a Found Inoperable.Caused by Component Failure Due to Inoperable Time Delay Relay & Flow Switch.Relay & Switch Replaced & Returned to Operable Status.Fan a Returned to Svc on 830111 | /03L-0:on 830108,control Room Supply Fan a Found Inoperable.Caused by Component Failure Due to Inoperable Time Delay Relay & Flow Switch.Relay & Switch Replaced & Returned to Operable Status.Fan a Returned to Svc on 830111 | |
| 05000366/LER-1983-005-03, /03L-0:on 830128,during Performance of Routine Panel walkdown,2A Recirculation Pump Discharge Valve Position Not Illuminated.Caused by Circuit Breaker Being in Off Position | /03L-0:on 830128,during Performance of Routine Panel walkdown,2A Recirculation Pump Discharge Valve Position Not Illuminated.Caused by Circuit Breaker Being in Off Position | |
| 05000321/LER-1983-005-03, /03L-0:on 830106,power Supply for Standby Gas Treatment Fan 1A Found Inoperable.Caused by Power Supply Breaker Being Off.Breaker Turned on | /03L-0:on 830106,power Supply for Standby Gas Treatment Fan 1A Found Inoperable.Caused by Power Supply Breaker Being Off.Breaker Turned on | |
| 05000321/LER-1983-005, Forwards LER 83-005/03L-0 | Forwards LER 83-005/03L-0 | |
| 05000366/LER-1983-005, Forwards LER 83-005/03L-0 | Forwards LER 83-005/03L-0 | |
| 05000321/LER-1983-006-03, /03L-0:on 830126,during Refueling Outage,Plant Svc Water Turbine Bldg Isolation Valves a & D Failed to Isolate & Pump 1A Failed to Start.Caused by Disconnected Control Wire Lifted for Unknown Reasons | /03L-0:on 830126,during Refueling Outage,Plant Svc Water Turbine Bldg Isolation Valves a & D Failed to Isolate & Pump 1A Failed to Start.Caused by Disconnected Control Wire Lifted for Unknown Reasons | |
| 05000321/LER-1983-006, Forwards LER 83-006/03L-0 | Forwards LER 83-006/03L-0 | |
| 05000366/LER-1983-006-03, /03L-0:on 830224,reactor Water Low Level Instrument Switches Discovered Double Actuating.Caused by Magnetic Source Being Out of Adjustment.Switches Readjusted | /03L-0:on 830224,reactor Water Low Level Instrument Switches Discovered Double Actuating.Caused by Magnetic Source Being Out of Adjustment.Switches Readjusted | |
| 05000366/LER-1983-006, Forwards LER 83-006/03L-0 | Forwards LER 83-006/03L-0 | |
| 05000366/LER-1983-007, Forwards LER 83-007/03L-0 | Forwards LER 83-007/03L-0 | |
| 05000366/LER-1983-007-03, /03L-0:on 830401,RHR Flow Indicator 2C82-R004 on Remote Shutdown Panel Found to Be Reading Inaccurately, Rendering Instrument Loop Inoperable.Caused by Component Failure.Defective Amplifier Card Replaced | /03L-0:on 830401,RHR Flow Indicator 2C82-R004 on Remote Shutdown Panel Found to Be Reading Inaccurately, Rendering Instrument Loop Inoperable.Caused by Component Failure.Defective Amplifier Card Replaced | |
| 05000321/LER-1983-007, Forwards LER 83-007/03L-0 | Forwards LER 83-007/03L-0 | |
| 05000321/LER-1983-007-03, /03L-0:on 830218,HPCI Turbine Would Not Trip at Less than 5,000 Rpm.Caused by Chipped Ball on ball-tappet assembly.Ball-tappet Assembly Replaced | /03L-0:on 830218,HPCI Turbine Would Not Trip at Less than 5,000 Rpm.Caused by Chipped Ball on ball-tappet assembly.Ball-tappet Assembly Replaced | |
| 05000321/LER-1983-008, Forwards LER 83-008/03L-0 | Forwards LER 83-008/03L-0 | |
| 05000321/LER-1983-008-03, /03L-0:on 830112,during Performance of Clean Radwaste Water Processing Procedure,Personnel Discharged Waste Sample Tank a to River Before Sample Analyzed.Caused by Personnel Error.Responsible Individual Reprimanded | /03L-0:on 830112,during Performance of Clean Radwaste Water Processing Procedure,Personnel Discharged Waste Sample Tank a to River Before Sample Analyzed.Caused by Personnel Error.Responsible Individual Reprimanded | |
| 05000366/LER-1983-008, Forwards LER 83-008/03L-0 | Forwards LER 83-008/03L-0 | |
| 05000366/LER-1983-008-03, /03L-0:on 830207,reactor Coolant Recirculation Pump 2A Tripped.Cause Attributed to Spurious Trip of 4160-volt Bus.Volt Bus re-energized & Pump Restarted | /03L-0:on 830207,reactor Coolant Recirculation Pump 2A Tripped.Cause Attributed to Spurious Trip of 4160-volt Bus.Volt Bus re-energized & Pump Restarted | |
| 05000366/LER-1983-009, Forwards LER 83-009/03L-0 | Forwards LER 83-009/03L-0 | |
| 05000366/LER-1983-009-03, /03L-0:on 830212,RCIC Trip & Throttle Valve Failed to Manually Trip.Caused by Failed Torque Switch in Limitorque Valve Operator.Torque Switch Replaced.Rcic Trip & Throttle Valve Reset | /03L-0:on 830212,RCIC Trip & Throttle Valve Failed to Manually Trip.Caused by Failed Torque Switch in Limitorque Valve Operator.Torque Switch Replaced.Rcic Trip & Throttle Valve Reset | |
| 05000321/LER-1983-009, Forwards LER 83-009/03L-0 | Forwards LER 83-009/03L-0 | |
| 05000321/LER-1983-009-03, /03L-0:on 830126,while Performing Reactor High Pressure Instrument Ft&C Procedure,Reactor Pressure Instrument B Actuated at 164 Psig,Above Tech Spec Limit. Caused by Setpoint Drift.Instrument Recalibr | /03L-0:on 830126,while Performing Reactor High Pressure Instrument Ft&C Procedure,Reactor Pressure Instrument B Actuated at 164 Psig,Above Tech Spec Limit. Caused by Setpoint Drift.Instrument Recalibr | |
| 05000366/LER-1983-010-03, /03L-0:on 830318,discovered Safety/Relief Valve Tailpipe Temp Recorder 2B31-R614 Inoperable.Caused by Component Failure.Pulsing Capacitor & Fuse Replaced & Recorder Returned to Svc | /03L-0:on 830318,discovered Safety/Relief Valve Tailpipe Temp Recorder 2B31-R614 Inoperable.Caused by Component Failure.Pulsing Capacitor & Fuse Replaced & Recorder Returned to Svc | |
| 05000366/LER-1983-010, Forwards LER 83-010/03L-0 | Forwards LER 83-010/03L-0 | |
| 05000321/LER-1983-010, Forwards LER 83-010/03L-0 | Forwards LER 83-010/03L-0 | |
| 05000321/LER-1983-010-03, /03L-0:on 830110,during Reactor Coolant Instrumentation Lines Excess Flow Check Valve Operability review,12 Valves Found Inoperable.Caused by Electrical & Mechanical Component Failures.Valves Repaired/Replaced | /03L-0:on 830110,during Reactor Coolant Instrumentation Lines Excess Flow Check Valve Operability review,12 Valves Found Inoperable.Caused by Electrical & Mechanical Component Failures.Valves Repaired/Replaced | |
| 05000321/LER-1983-011-03, /03L-0:on 830204,during Performance of Sys Walkdown,Circuit Which Supplies Essential Control Power to Trip Circulating Water Pump Feeder Breakers Found Terminated.Caused by Improper Const Installation | /03L-0:on 830204,during Performance of Sys Walkdown,Circuit Which Supplies Essential Control Power to Trip Circulating Water Pump Feeder Breakers Found Terminated.Caused by Improper Const Installation | |
| 05000366/LER-1983-011, Forwards LER 83-011/03L-0 | Forwards LER 83-011/03L-0 | |
| 05000366/LER-1983-011-03, /03L-0:on 830210,during Shift Surveillance Check Procedure,Drywell Torus Temp Recorder Found Inoperable. Caused by Failed Internal Parts.Parts Replaced | /03L-0:on 830210,during Shift Surveillance Check Procedure,Drywell Torus Temp Recorder Found Inoperable. Caused by Failed Internal Parts.Parts Replaced | |
| 05000321/LER-1983-011, Forwards LER 83-011/03L-0 | Forwards LER 83-011/03L-0 | |
| 05000321/LER-1983-012, Forwards LER 83-012/03L-0 | Forwards LER 83-012/03L-0 | |
| 05000366/LER-1983-012, Forwards LER 83-012/03L-0 | Forwards LER 83-012/03L-0 | |
| 05000321/LER-1983-012-03, /03L-0:on 830124,plant Svc Water Pump 2A Would Not Start Automatically on Low Header Pressure.Caused by Failure of Pump Motor Start Relay Holding Coil.Relay Replaced | /03L-0:on 830124,plant Svc Water Pump 2A Would Not Start Automatically on Low Header Pressure.Caused by Failure of Pump Motor Start Relay Holding Coil.Relay Replaced | |
| 05000366/LER-1983-012-03, /03L-0:on 830307,RCIC Isolated on Exhaust Diaphragm High Pressure During Surveillance Procedure HNP-2-3405.Caused by Component Failure.Inboard & Outboard Rupture Discs Replaced & Added to Yearly Maint Schedule | /03L-0:on 830307,RCIC Isolated on Exhaust Diaphragm High Pressure During Surveillance Procedure HNP-2-3405.Caused by Component Failure.Inboard & Outboard Rupture Discs Replaced & Added to Yearly Maint Schedule | |
| 05000366/LER-1983-013-03, /03L-0:on 830320,RHR Svc Water Loop a Discharge Valve Drifted Closed.Caused by Dirty Manual Pushbutton Switch on Indicator Controller.Switch Cleaned | /03L-0:on 830320,RHR Svc Water Loop a Discharge Valve Drifted Closed.Caused by Dirty Manual Pushbutton Switch on Indicator Controller.Switch Cleaned | |
| 05000321/LER-1983-013-03, /03L-0:on 830222,during Performance of HPCI Pump Operability Procedure,Hpci Turbine Exhaust Diaphragms Ruptured.Caused by Personnel Error.Hpci Valve & Diaphragms Repaired & Installed.Personnel Counseled | /03L-0:on 830222,during Performance of HPCI Pump Operability Procedure,Hpci Turbine Exhaust Diaphragms Ruptured.Caused by Personnel Error.Hpci Valve & Diaphragms Repaired & Installed.Personnel Counseled | |