| | | Reporting criterion |
|---|
| 05000311/LER-1991-001, :on 910104,discovered That Hourly Roving Fire Watch Patrol for Several Areas Not Completed.Caused by Personnel Error.Responsible Individual Terminated & Event Discussed W/Appropriate Personnel |
- on 910104,discovered That Hourly Roving Fire Watch Patrol for Several Areas Not Completed.Caused by Personnel Error.Responsible Individual Terminated & Event Discussed W/Appropriate Personnel
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000272/LER-1991-001-02, :on 910111,containment purge/pressure-vacuum Relief Sys Isolation Signal Actuated.Caused by Equipment Failure.Channel Detector Connectors Checked & Returned to Svc |
- on 910111,containment purge/pressure-vacuum Relief Sys Isolation Signal Actuated.Caused by Equipment Failure.Channel Detector Connectors Checked & Returned to Svc
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-002, :on 910116,radiation Monitoring Sys Channel Failed.Caused by Equipment Design Concerns.Sys Design Mods Under Investigation.Channel Inspected & Repaired |
- on 910116,radiation Monitoring Sys Channel Failed.Caused by Equipment Design Concerns.Sys Design Mods Under Investigation.Channel Inspected & Repaired
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-002-02, :on 910117,RHR Pump 11 Room Cooler Leakage Noted on Metal Weld of Inlet Control Valve.On 910124,leakage Noted on SI Pump Room Cooler & Auxiliary Feedwater Pump Cooler.Caused by Equipment Failure |
- on 910117,RHR Pump 11 Room Cooler Leakage Noted on Metal Weld of Inlet Control Valve.On 910124,leakage Noted on SI Pump Room Cooler & Auxiliary Feedwater Pump Cooler.Caused by Equipment Failure
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-003-01, :on 910110,leakage Noted in Svc Water Sys Charging Pump 21 Cooler Piping.On 910130,leakage Noted in Svc Water Sys Charging Pump Cooler 22 Piping.Caused by Equipment Failure.Piping Repaired |
- on 910110,leakage Noted in Svc Water Sys Charging Pump 21 Cooler Piping.On 910130,leakage Noted in Svc Water Sys Charging Pump Cooler 22 Piping.Caused by Equipment Failure.Piping Repaired
| |
| 05000272/LER-1991-003-01, :on 910209,steam Generator 14 Steamline Flow Channel I Transmitter Sensing Line Isolated During Investigation of Erroneous Reading.Caused by Personnel Error.Disciplinary Action Taken |
- on 910209,steam Generator 14 Steamline Flow Channel I Transmitter Sensing Line Isolated During Investigation of Erroneous Reading.Caused by Personnel Error.Disciplinary Action Taken
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 10 CFR 50.73(a)(2) |
| 05000311/LER-1991-003, :on 910225,ASME Code 3 Piping Leakage Occurred. Caused by Equipment Failure.Repair of Affected Components Completed in Accordance W/Asme Code & Addl Insp Being Reviewed & Modified |
- on 910225,ASME Code 3 Piping Leakage Occurred. Caused by Equipment Failure.Repair of Affected Components Completed in Accordance W/Asme Code & Addl Insp Being Reviewed & Modified
| 10 CFR 50.73(o)(2) |
| 05000272/LER-1991-003-02, :on 910209,steam Generator 14 Steamline Flow Channel I Transmitter Sensing Line Isolated During Investigation of Erroneous Readings.Caused by Personnel Error.Event Reviewed W/Personnel |
- on 910209,steam Generator 14 Steamline Flow Channel I Transmitter Sensing Line Isolated During Investigation of Erroneous Readings.Caused by Personnel Error.Event Reviewed W/Personnel
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000272/LER-1991-004-01, :on 910206,turbine Runback from 100% to 90% Power Occurred Due to Overtemp/Delta Temp Signal.Caused by Equipment Failure.Recorders Attached to RPS Comparator Circuits & Failed Capacitors Replaced |
- on 910206,turbine Runback from 100% to 90% Power Occurred Due to Overtemp/Delta Temp Signal.Caused by Equipment Failure.Recorders Attached to RPS Comparator Circuits & Failed Capacitors Replaced
| |
| 05000311/LER-1991-004-02, :on 910218,radiation Monitoring Sys intermediate-range Vent Monitor 2R45B Spiked High,Causing Channel 2R41 to Deenergize.Caused by Damaged Cable Shield Connection.Detector Cable Replaced |
- on 910218,radiation Monitoring Sys intermediate-range Vent Monitor 2R45B Spiked High,Causing Channel 2R41 to Deenergize.Caused by Damaged Cable Shield Connection.Detector Cable Replaced
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-005, :on 910209,containment Fan Coil Units Did Not Meet Design Accident Requirements Identified by Updated Fsar.Caused by Inadequate Administrative Control.Cleaning of Inlet Side of Water Box Performed |
- on 910209,containment Fan Coil Units Did Not Meet Design Accident Requirements Identified by Updated Fsar.Caused by Inadequate Administrative Control.Cleaning of Inlet Side of Water Box Performed
| 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability |
| 05000311/LER-1991-005-02, :on 910226,sustained Undervoltage Relay Min Drop Out Trip Setpoints Set Below Tech Spec Value.Caused by Personnel Error & Procedural Inadequacy.New Relay Procedures Implemented |
- on 910226,sustained Undervoltage Relay Min Drop Out Trip Setpoints Set Below Tech Spec Value.Caused by Personnel Error & Procedural Inadequacy.New Relay Procedures Implemented
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000311/LER-1991-006, :on 910321,control Room Radiation Monitoring Sys Monitor Spiked High,Resulting in ESF Actuation.On 910305 Channel Low Failure Signal Generated.Caused by Broken Wire in Detector Cable.Wires Rebuilt |
- on 910321,control Room Radiation Monitoring Sys Monitor Spiked High,Resulting in ESF Actuation.On 910305 Channel Low Failure Signal Generated.Caused by Broken Wire in Detector Cable.Wires Rebuilt
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-006-01, :on 910302,ESF Actuation,Automatic Switching of Control Room Ventilation to Emergency Mode of Operation Occurred.Caused by Equipment Failure.Channel Detector Cable Connection Rebuilt |
- on 910302,ESF Actuation,Automatic Switching of Control Room Ventilation to Emergency Mode of Operation Occurred.Caused by Equipment Failure.Channel Detector Cable Connection Rebuilt
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-006, :on 910216,20 & 27,containment Purge/Pressure Vacuum Relief Sys Isolation Occurred & Actuation Signals Initiated by Radiation Monitor Channel.Caused by Inadequate Administrative Controls.Channel Reset |
- on 910216,20 & 27,containment Purge/Pressure Vacuum Relief Sys Isolation Occurred & Actuation Signals Initiated by Radiation Monitor Channel.Caused by Inadequate Administrative Controls.Channel Reset
| |
| 05000311/LER-1991-007-02, :on 910522,channel Failure Occurred.Caused by Equipment Design Concerns.Failed Channel Control Module Replaced & Channel Functional Test Successfully Completed |
- on 910522,channel Failure Occurred.Caused by Equipment Design Concerns.Failed Channel Control Module Replaced & Channel Functional Test Successfully Completed
| 10 CFR 50.73(o)(2) 10 CFR 50.73(o)(2)(x) 10 CFR 50.73(o)(2)(viii)(A) 10 CFR 50.73(o)(2)(v) 10 CFR 50.73(o)(2)(vii) 10 CFR 50.73(o)(2)(i) |
| 05000272/LER-1991-007-01, :on 910217,motor-driven Auxiliary Feedwater Pumps Started After 125-volt Dc Distribution Cabinet Power Supply Transferred to Emergency Power.Caused by Inadequate Administrative Controls.Schematics Reviewed |
- on 910217,motor-driven Auxiliary Feedwater Pumps Started After 125-volt Dc Distribution Cabinet Power Supply Transferred to Emergency Power.Caused by Inadequate Administrative Controls.Schematics Reviewed
| 10 CFR 50.73(o)(2)(vii) 10 CFR 50.73(o)(2)(iii) |
| 05000272/LER-1991-007, :on 910217,motor Driven Auxiliary Feedwater Automatically Started After Distribution Cabinet 1CCDC Power Supply Transferred to Emergency Power Supply.Caused by Inadequate Administrative Controls |
- on 910217,motor Driven Auxiliary Feedwater Automatically Started After Distribution Cabinet 1CCDC Power Supply Transferred to Emergency Power Supply.Caused by Inadequate Administrative Controls
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-008-01, :on 910603,sustained Undervoltage Relay Min Dropout Trip Setpoint Voltage for Three 4 Kv Vital Bus 2A Undervoltage Relays Found Below TS Min Allowable Value. Caused by Setpoint Drift.Procedure Revised |
- on 910603,sustained Undervoltage Relay Min Dropout Trip Setpoint Voltage for Three 4 Kv Vital Bus 2A Undervoltage Relays Found Below TS Min Allowable Value. Caused by Setpoint Drift.Procedure Revised
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000311/LER-1991-008-02, :on 910603,sustained Undervoltage Relay Min drop-out Setpoint Voltage for 4-kV Vital Bus Found Below TS Allowable Value of 91%.Cause Not Determined.Design Change to Replace Relays Initiated |
- on 910603,sustained Undervoltage Relay Min drop-out Setpoint Voltage for 4-kV Vital Bus Found Below TS Allowable Value of 91%.Cause Not Determined.Design Change to Replace Relays Initiated
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 10 CFR 50.73(a)(2)(i) |
| 05000272/LER-1991-008, :on 910217,reactor Protection Signal from Nuclear Instrumentation Sys Received.Caused by Personnel Error Due to Inattention to Detail.Individual Counseled & Event Reviewed W/Personnel |
- on 910217,reactor Protection Signal from Nuclear Instrumentation Sys Received.Caused by Personnel Error Due to Inattention to Detail.Individual Counseled & Event Reviewed W/Personnel
| |
| 05000311/LER-1991-009-02, :on 910630,ESF Actuation Occurred as 21 Motor Driven Auxiliary Feedwater Pump Started.Caused by Equipment Failure.Failed Ssps Output Card Replaced & Results of Study Assessed to Determine Preventive Measures |
- on 910630,ESF Actuation Occurred as 21 Motor Driven Auxiliary Feedwater Pump Started.Caused by Equipment Failure.Failed Ssps Output Card Replaced & Results of Study Assessed to Determine Preventive Measures
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-009, :on 901220,discovered Unsealed Portion of Heba Barrier Between Inboard Mechanical Penetration Area & Chiller Room.On 901101 Concern Raised Re Adequacy of Evaluations.Missing Portion Installed |
- on 901220,discovered Unsealed Portion of Heba Barrier Between Inboard Mechanical Penetration Area & Chiller Room.On 901101 Concern Raised Re Adequacy of Evaluations.Missing Portion Installed
| 10 CFR 50.73(a)(2)(v), Loss of Safety Function |
| 05000311/LER-1991-010-02, :on 910723,ESF Actuation Signals Initiated. Caused by High Channel Spike on Channel 2R1B & Noble Gas Monitor 2R45C Due to Faulty Equipment Design.Detector Assembly Replaced & Design Mods Underway |
- on 910723,ESF Actuation Signals Initiated. Caused by High Channel Spike on Channel 2R1B & Noble Gas Monitor 2R45C Due to Faulty Equipment Design.Detector Assembly Replaced & Design Mods Underway
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-010, :on 910220 & 0304,containment Purge/Pressure Vacuum Relief Sys Isolation Signals Actuated & Channel 1R12A Alarmed.Caused by Procedure Inadequacy.Alarm Point Procedure Revised |
- on 910220 & 0304,containment Purge/Pressure Vacuum Relief Sys Isolation Signals Actuated & Channel 1R12A Alarmed.Caused by Procedure Inadequacy.Alarm Point Procedure Revised
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-011, :on 910220,high Rad Area Found Unlocked & Unguarded.Caused by Personnel Error.Event Reviewed by Radiation Protection Dept & Corrective Action Taken Against Technician Responsible |
- on 910220,high Rad Area Found Unlocked & Unguarded.Caused by Personnel Error.Event Reviewed by Radiation Protection Dept & Corrective Action Taken Against Technician Responsible
| |
| 05000272/LER-1991-011-02, :on 910730,discovered That Nonradioactive Liquid Waste Discharge Radiation Monitoring Sys Channel Setpoint Not Correct.Caused by Inadequate Design Review. Design Change Process Procedure Revised |
- on 910730,discovered That Nonradioactive Liquid Waste Discharge Radiation Monitoring Sys Channel Setpoint Not Correct.Caused by Inadequate Design Review. Design Change Process Procedure Revised
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 10 CFR 50.73(o)(2)(vii) |
| 05000311/LER-1991-012-02, :on on 910826,4 Kv Vital Bus 2A Tripped While Starting & Loading Diesel Generator 2A.Caused by Technician Connecting Jumper to Wrong relay.Color-coded Banana Jackets Installed on Relay Terminal Lugs |
- on on 910826,4 Kv Vital Bus 2A Tripped While Starting & Loading Diesel Generator 2A.Caused by Technician Connecting Jumper to Wrong relay.Color-coded Banana Jackets Installed on Relay Terminal Lugs
| 10 CFR 50.73(a)(2)(iv), System Actuation 10 CFR 50.73(o)(2)(vii) |
| 05000272/LER-1991-012, :on 910306,control Ventilation Automatically Switched from Normal to Accident Mode of Operation.Cause Undetermined.Investigation Continuing & Design Mods Include Proposal for Channel Equivalent Replacement |
- on 910306,control Ventilation Automatically Switched from Normal to Accident Mode of Operation.Cause Undetermined.Investigation Continuing & Design Mods Include Proposal for Channel Equivalent Replacement
| |
| 05000272/LER-1991-013, :on 910318,discovered That Cold Leg Side of Tube in Row 18,column 12 Unplugged.Caused by Personnel Error.Mods to Independent Review Process Implemented & Correct Tube Plugged |
- on 910318,discovered That Cold Leg Side of Tube in Row 18,column 12 Unplugged.Caused by Personnel Error.Mods to Independent Review Process Implemented & Correct Tube Plugged
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000311/LER-1991-013-02, :on 910828,0901 & 10,CP/pressure-vacuum Relief Sys Isolation Signal Received.Caused by Problems W/Equipment Design.Scalar Module Replaced,Channel Backplane Cleaned & Inspected.Channel Drawer & Circuits Vacuumed |
- on 910828,0901 & 10,CP/pressure-vacuum Relief Sys Isolation Signal Received.Caused by Problems W/Equipment Design.Scalar Module Replaced,Channel Backplane Cleaned & Inspected.Channel Drawer & Circuits Vacuumed
| 10 CFR 50.73(a)(2) 10 CFR 50.73(o)(2)(v) |
| 05000311/LER-1991-014, :on 911010,containment purge/pressure-vacuum Relief Sys Isolated Due to Failure of 2R12B Channel.Channel Removed from Svc & Being Replaced W/More Reliable Equipment During Current Sixth Refueling Outage |
- on 911010,containment purge/pressure-vacuum Relief Sys Isolated Due to Failure of 2R12B Channel.Channel Removed from Svc & Being Replaced W/More Reliable Equipment During Current Sixth Refueling Outage
| |
| 05000272/LER-1991-014, :on 910322,two Channels Made Inoperable in Single Sys.Caused by Equipment Design Concerns.Sample Pump Replaced & Pump Will Be Replaced Every Three Months |
- on 910322,two Channels Made Inoperable in Single Sys.Caused by Equipment Design Concerns.Sample Pump Replaced & Pump Will Be Replaced Every Three Months
| |
| 05000311/LER-1991-014-02, :on 911010,monitor 2R12B RMS Channel Failed Low Resulting in ESF Signal for CP/pressure-vacuum Relief Sys Isolation.Caused by Component Failure.Channel Returned to Svc.Mods Planned to Eliminate Spurious RMS |
- on 911010,monitor 2R12B RMS Channel Failed Low Resulting in ESF Signal for CP/pressure-vacuum Relief Sys Isolation.Caused by Component Failure.Channel Returned to Svc.Mods Planned to Eliminate Spurious RMS
| 10 CFR 50.73(a)(2)(iv), System Actuation 10 CFR 50.73(a)(2) |
| 05000311/LER-1991-015-02, :on 911021,nuclear Instrumentation Sys Power Range Channels Indicated Less than 29.8% Rated Thermal Power & Declared Inoperable.Caused by Application of Current Methodology.Potentiometers Adjusted |
- on 911021,nuclear Instrumentation Sys Power Range Channels Indicated Less than 29.8% Rated Thermal Power & Declared Inoperable.Caused by Application of Current Methodology.Potentiometers Adjusted
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000272/LER-1991-015, :on 910329,plant Vent Radioactive Noble Gas Monitor 1R41C Channel Failed Low,Resulting in Containment Purge Isolation Signal.Caused by Failure of Scalar Test Jacket.Test Jacket Replaced |
- on 910329,plant Vent Radioactive Noble Gas Monitor 1R41C Channel Failed Low,Resulting in Containment Purge Isolation Signal.Caused by Failure of Scalar Test Jacket.Test Jacket Replaced
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-016-02, :on 911025,two Hose Stations Inadvertently Deleted from Procedure Re Detailed Insp of TS-related Hose Stations.Caused by Inappropriate Procedural Rev.Procedure Writer & Reviewer Counseled |
- on 911025,two Hose Stations Inadvertently Deleted from Procedure Re Detailed Insp of TS-related Hose Stations.Caused by Inappropriate Procedural Rev.Procedure Writer & Reviewer Counseled
| |
| 05000272/LER-1991-016, :on 910331,Tech Spec Action Statement 3.11.2.5 Entered Due to Oxygen Concentration of 2.3% by Vol in Waste Gas Decay Tank 13.Caused by Failure of 1R41C Channel.Channel Repaired & Procedures Mods to Be Assessed |
- on 910331,Tech Spec Action Statement 3.11.2.5 Entered Due to Oxygen Concentration of 2.3% by Vol in Waste Gas Decay Tank 13.Caused by Failure of 1R41C Channel.Channel Repaired & Procedures Mods to Be Assessed
| |
| 05000311/LER-1991-017-03, :on 911109,reactor/turbine Trip Occured on Low Auto Stop Oil Pressure Followed by Turbine/Generator Failure.Caused by Failure of 63-3 Auto Stop Oil Protection Pressure Switch.Matrix Review Performed |
- on 911109,reactor/turbine Trip Occured on Low Auto Stop Oil Pressure Followed by Turbine/Generator Failure.Caused by Failure of 63-3 Auto Stop Oil Protection Pressure Switch.Matrix Review Performed
| |
| 05000272/LER-1991-017, :on 910413,sustained Undervoltage Relay Min Drop Voltage Found Below TS Min Allowable Value & Monthly Surveillance Test of Undervoltage Relay Setpoints Not Performed Since 910109.Procedures Enhanced |
- on 910413,sustained Undervoltage Relay Min Drop Voltage Found Below TS Min Allowable Value & Monthly Surveillance Test of Undervoltage Relay Setpoints Not Performed Since 910109.Procedures Enhanced
| 10 CFR 50.73(a)(2) |
| 05000311/LER-1991-018-02, :on 911129,radiation Monitor 2R1A Spiked High & on 911205,monitor Spiked Low.Caused by Susceptibility of Monitor to Voltage Transients.Design Mods Implemented to Eliminate Spurious ESF Actuations |
- on 911129,radiation Monitor 2R1A Spiked High & on 911205,monitor Spiked Low.Caused by Susceptibility of Monitor to Voltage Transients.Design Mods Implemented to Eliminate Spurious ESF Actuations
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-018, :on 910410,buffer Relay BC-621 Failed to Energize,Resulting in Failure of Trip Functions to Valve 13BF13.On 910413,uncrimped Connector Found on Electrical Connection.Wiring Crimped |
- on 910410,buffer Relay BC-621 Failed to Energize,Resulting in Failure of Trip Functions to Valve 13BF13.On 910413,uncrimped Connector Found on Electrical Connection.Wiring Crimped
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-019, :on 910428,three Cases of Tech Spec Noncompliance Occurred.Caused by Inadequate Procedures & Personnel Errors.Operations Dept Procedures Revised & Event Reviewed |
- on 910428,three Cases of Tech Spec Noncompliance Occurred.Caused by Inadequate Procedures & Personnel Errors.Operations Dept Procedures Revised & Event Reviewed
| 10 CFR 50.73(a)(2)(iv), System Actuation 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 10 CFR 50.73(a)(2) |
| 05000311/LER-1991-019-02, :on 911207,containment Radioactive Noble Gas Monitor Channel Alarmed,Resulting in ESF Actuation Signal. Caused by Inadequate Administrative Controls.Procedure Re SG Work During Refueling Activities Revised |
- on 911207,containment Radioactive Noble Gas Monitor Channel Alarmed,Resulting in ESF Actuation Signal. Caused by Inadequate Administrative Controls.Procedure Re SG Work During Refueling Activities Revised
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000311/LER-1991-020-02, :on 911122,containment purge/pressure-vacuum Relief Sys Isolated Due to 2R12A RMS Channel Response.Caused by Personnel Error.Disciplinary Action Taken W/Personnel Involved in Event |
- on 911122,containment purge/pressure-vacuum Relief Sys Isolated Due to 2R12A RMS Channel Response.Caused by Personnel Error.Disciplinary Action Taken W/Personnel Involved in Event
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-020, :on 910510,control Room General Area Radiation Monitoring Sys Monitor Spiked High.Caused by Equipment Failure.Failed Channel Light Socket Replaced |
- on 910510,control Room General Area Radiation Monitoring Sys Monitor Spiked High.Caused by Equipment Failure.Failed Channel Light Socket Replaced
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-021, :on 910522 & 0603,Tech Spec 3/4.8.3.1 Noncompliance Discovered.Caused by Personnel Error.Amend Implementation Event Reviewed W/Prior Tech Spec Administrator |
- on 910522 & 0603,Tech Spec 3/4.8.3.1 Noncompliance Discovered.Caused by Personnel Error.Amend Implementation Event Reviewed W/Prior Tech Spec Administrator
| 10 CFR 50.73(o)(2) 10 CFR 50.73(o)(2)(iv) 10 CFR 50.73(o)(2)(v) |
| 05000311/LER-1991-021-01, :on 911219,monthly Surveillance of Wg Analyzer for Reliable Operation Overdue.Caused by Personnel Error. Event Reviewed W/Applicable Personnel & Discplinary Action Taken |
- on 911219,monthly Surveillance of Wg Analyzer for Reliable Operation Overdue.Caused by Personnel Error. Event Reviewed W/Applicable Personnel & Discplinary Action Taken
| 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications |
| 05000272/LER-1991-022, :on 910606,two ESF Actuations Occurred.Caused by Personnel Error & Inadequate Human Factors Design.Bus Cubicle Design Reviewed to Determine Feasibility for Installation of More Accessible Connections |
- on 910606,two ESF Actuations Occurred.Caused by Personnel Error & Inadequate Human Factors Design.Bus Cubicle Design Reviewed to Determine Feasibility for Installation of More Accessible Connections
| 10 CFR 50.73(a)(2)(iv), System Actuation |
| 05000272/LER-1991-023, :on 910612,two Channels in Single Sys Inoperable.Caused by Equipment Failure.Pump Belts Replaced & & Pump Restored to Svc.Tech Spec Action Statements Exited |
- on 910612,two Channels in Single Sys Inoperable.Caused by Equipment Failure.Pump Belts Replaced & & Pump Restored to Svc.Tech Spec Action Statements Exited
| 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability |