NRC Form 356A
type: Ontology
creation date: 2025-12-07T04:50:13-05:00
imports: http://semantic-mediawiki.org/swivt/1.0

NRC Form 356A
type: Subject
page: https://kanterella.com/NRC_Form_356A
wiki namespace: 0
wiki page content language: en
wiki page sort key: NRC Form 356A

05000260/LER-1998-004-03, :on 981202,SR Intent Was Not Adequately Implemented.Caused by Procedural Inadequacy.Revised Procedures to Provide Proper SR Implementation.With
type: Subject
page: https://kanterella.com/05000260/LER-2D1998-2D004-2D03-2C_-3Aon_981202-2CSR_Intent_Was_Not_Adequately_Implemented.Caused_by_Procedural_Inadequacy.Revised_Procedures_to_Provide_Proper_SR_Implementation.…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000260/LER-1998-004-03, :on 981202,SR Intent Was Not Adequately Implemented.Caused by Procedural Inadequacy.Revised Procedures to Provide Proper SR Implementation.With

98-04. Corrective Actions:Need for Adding Applicable Action Statement for Tt & Feedwater Isolation Automatic Actuation Logic as Part of Conversion to Improved TS Will Be Assessed
type: Subject
label: RC-98-0133, Responds to Violations Noted in Insp Rept 50-395/98-04. Corrective Actions:Need for Adding Applicable Action Statement for Tt & Feedwater Isolation Automatic Actuation Logic as Part of Conversion to Improved TS Will Be Assessed
page: https://kanterella.com/RC-2D98-2D0133-2C_Responds_to_Violations_Noted_in_Insp_Rept_50-2D395/98-2D04._Corrective_Actions-3ANeed_for_Adding_Applicable_Action_Statement_for_Tt_-26_Feedwater_Isolation_Aut…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: RC-98-0133, Responds to Violations Noted in Insp Rept 50-395/98-04. Corrective Actions:Need for Adding Applicable Action Statement for Tt & Feedwater Isolation Automatic Actuation Logic as Part of Conversion to Improved TS Will Be Assessed

All Technicians
type: Subject
label: 05000370/LER-1989-008-04, :on 890828,discovered That Sample Obtained for Chemical & Vol Control Sys Letdown HX Outlet Found to Be Invalid.Caused by Chemistry Technician Failure to Follow Procedure.Event Reviewed W/All Technicians
page: https://kanterella.com/05000370/LER-2D1989-2D008-2D04-2C_-3Aon_890828-2Cdiscovered_That_Sample_Obtained_for_Chemical_-26_Vol_Control_Sys_Letdown_HX_Outlet_Found_to_Be_Invalid.Caused_by_Chemistry_Techn…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000370/LER-1989-008-04, :on 890828,discovered That Sample Obtained for Chemical & Vol Control Sys Letdown HX Outlet Found to Be Invalid.Caused by Chemistry Technician Failure to Follow Procedure.Event Reviewed W/All Technicians

LER-1989-013, :on 890503,train B Control Room Isolation Signal Received in Main Control Room.Caused by Operator Bumping Radiation Monitor Pump Motor Breaker While Changing Recorder Chart Paper.Chart Paper Replaced
type: Subject
label: 05000327/LER-1989-013, :on 890503,train B Control Room Isolation Signal Received in Main Control Room.Caused by Operator Bumping Radiation Monitor Pump Motor Breaker While Changing Recorder Chart Paper.Chart Paper Replaced
page: https://kanterella.com/05000327/LER-2D1989-2D013-2C_-3Aon_890503-2Ctrain_B_Control_Room_Isolation_Signal_Received_in_Main_Control_Room.Caused_by_Operator_Bumping_Radiation_Monitor_Pump_Motor_Breaker_W…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000327/LER-1989-013, :on 890503,train B Control Room Isolation Signal Received in Main Control Room.Caused by Operator Bumping Radiation Monitor Pump Motor Breaker While Changing Recorder Chart Paper.Chart Paper Replaced

LER-1989-004-02, :on 890502,unexpected Automatic Reactor Trip Signal Generated During Performance of ICP-FW-2-F-2486. Caused by Procedure Inadequacy.Instrument Dept Procedures Will Be Reviewed & Revised
type: Subject
label: 05000339/LER-1989-004-02, :on 890502,unexpected Automatic Reactor Trip Signal Generated During Performance of ICP-FW-2-F-2486. Caused by Procedure Inadequacy.Instrument Dept Procedures Will Be Reviewed & Revised
page: https://kanterella.com/05000339/LER-2D1989-2D004-2D02-2C_-3Aon_890502-2Cunexpected_Automatic_Reactor_Trip_Signal_Generated_During_Performance_of_ICP-2DFW-2D2-2DF-2D2486._Caused_by_Procedure_Inadequacy…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000339/LER-1989-004-02, :on 890502,unexpected Automatic Reactor Trip Signal Generated During Performance of ICP-FW-2-F-2486. Caused by Procedure Inadequacy.Instrument Dept Procedures Will Be Reviewed & Revised

LER-1989-025, :on 890815,all Four Emergency Diesel Generators Declared Inoperable Because Fuel Oil Not Sampled.Caused by Inadequate Procedure Due to Chemistry Personnel Omission. Samples Obtained & Analyzed
type: Subject
label: 05000327/LER-1989-025, :on 890815,all Four Emergency Diesel Generators Declared Inoperable Because Fuel Oil Not Sampled.Caused by Inadequate Procedure Due to Chemistry Personnel Omission. Samples Obtained & Analyzed
page: https://kanterella.com/05000327/LER-2D1989-2D025-2C_-3Aon_890815-2Call_Four_Emergency_Diesel_Generators_Declared_Inoperable_Because_Fuel_Oil_Not_Sampled.Caused_by_Inadequate_Procedure_Due_to_Chemistry…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000327/LER-1989-025, :on 890815,all Four Emergency Diesel Generators Declared Inoperable Because Fuel Oil Not Sampled.Caused by Inadequate Procedure Due to Chemistry Personnel Omission. Samples Obtained & Analyzed

LER-1989-013, :on 890302,all intermediate-range Channels Declared Inoperable Because Weekly Channel Functional Surveillance Could Not Be Performed Due to Plant Conditions. Caused by Personnel Error.Personnel Counseled
type: Subject
label: 05000461/LER-1989-013, :on 890302,all intermediate-range Channels Declared Inoperable Because Weekly Channel Functional Surveillance Could Not Be Performed Due to Plant Conditions. Caused by Personnel Error.Personnel Counseled
page: https://kanterella.com/05000461/LER-2D1989-2D013-2C_-3Aon_890302-2Call_intermediate-2Drange_Channels_Declared_Inoperable_Because_Weekly_Channel_Functional_Surveillance_Could_Not_Be_Performed_Due_to_Pl…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000461/LER-1989-013, :on 890302,all intermediate-range Channels Declared Inoperable Because Weekly Channel Functional Surveillance Could Not Be Performed Due to Plant Conditions. Caused by Personnel Error.Personnel Counseled

LER-1989-024, :on 890731,crack in Diesel Generator Injection Pump Pedestal Found During Surveillance Testing.Caused by Unusual Hydraulic Forces Created by Lube Oil Trapped in Pedestal.Tubing Inserted in Bearing Oil Port
type: Subject
label: 05000298/LER-1989-024, :on 890731,crack in Diesel Generator Injection Pump Pedestal Found During Surveillance Testing.Caused by Unusual Hydraulic Forces Created by Lube Oil Trapped in Pedestal.Tubing Inserted in Bearing Oil Port
page: https://kanterella.com/05000298/LER-2D1989-2D024-2C_-3Aon_890731-2Ccrack_in_Diesel_Generator_Injection_Pump_Pedestal_Found_During_Surveillance_Testing.Caused_by_Unusual_Hydraulic_Forces_Created_by_Lub…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000298/LER-1989-024, :on 890731,crack in Diesel Generator Injection Pump Pedestal Found During Surveillance Testing.Caused by Unusual Hydraulic Forces Created by Lube Oil Trapped in Pedestal.Tubing Inserted in Bearing Oil Port

safety-related Equipment Discovered During Implementation of Design Change 87-190.Caused by Existence of Unexpected GE Supplied Subj Configurations
type: Subject
label: 05000298/LER-1989-021, :on 890602,undocumented Wiring Configurations Associated w/safety-related Equipment Discovered During Implementation of Design Change 87-190.Caused by Existence of Unexpected GE Supplied Subj Configurations
page: https://kanterella.com/05000298/LER-2D1989-2D021-2C_-3Aon_890602-2Cundocumented_Wiring_Configurations_Associated_w/safety-2Drelated_Equipment_Discovered_During_Implementation_of_Design_Change_87-2D190…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000298/LER-1989-021, :on 890602,undocumented Wiring Configurations Associated w/safety-related Equipment Discovered During Implementation of Design Change 87-190.Caused by Existence of Unexpected GE Supplied Subj Configurations

LER-1989-024, :on 890726,failure of Pressure Channel Circuit Card Caused Reactor Trip.Caused by Failure of Operational Amplifier in non-isolated Section of Process Card.Defective NLP2 Card Replaced
type: Subject
label: 05000425/LER-1989-024, :on 890726,failure of Pressure Channel Circuit Card Caused Reactor Trip.Caused by Failure of Operational Amplifier in non-isolated Section of Process Card.Defective NLP2 Card Replaced
page: https://kanterella.com/05000425/LER-2D1989-2D024-2C_-3Aon_890726-2Cfailure_of_Pressure_Channel_Circuit_Card_Caused_Reactor_Trip.Caused_by_Failure_of_Operational_Amplifier_in_non-2Disolated_Section_of_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000425/LER-1989-024, :on 890726,failure of Pressure Channel Circuit Card Caused Reactor Trip.Caused by Failure of Operational Amplifier in non-isolated Section of Process Card.Defective NLP2 Card Replaced

LER-1989-004, :on 890328,plant Main Feedwater Pumps (MFP) Experienced Speed Control Problems.Because of MFP Controller Problems,Integrated Control Sys Response Caused post-trip. Test Program Established to Monitor Pump
type: Subject
label: 05000312/LER-1989-004, :on 890328,plant Main Feedwater Pumps (MFP) Experienced Speed Control Problems.Because of MFP Controller Problems,Integrated Control Sys Response Caused post-trip. Test Program Established to Monitor Pump
page: https://kanterella.com/05000312/LER-2D1989-2D004-2C_-3Aon_890328-2Cplant_Main_Feedwater_Pumps_-28MFP-29_Experienced_Speed_Control_Problems.Because_of_MFP_Controller_Problems-2CIntegrated_Control_Sys_R…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000312/LER-1989-004, :on 890328,plant Main Feedwater Pumps (MFP) Experienced Speed Control Problems.Because of MFP Controller Problems,Integrated Control Sys Response Caused post-trip. Test Program Established to Monitor Pump

LER-1998-011, :on 980603,TS 3.0.3 Entry Was Noted.Caused by Component Cooling Water Makeup Check Valve Failing Ist. Operability of a Train of CCW Was Restored Immediately & Check Valve Internals Were Replaced
type: Subject
label: 05000382/LER-1998-011, :on 980603,TS 3.0.3 Entry Was Noted.Caused by Component Cooling Water Makeup Check Valve Failing Ist. Operability of a Train of CCW Was Restored Immediately & Check Valve Internals Were Replaced
page: https://kanterella.com/05000382/LER-2D1998-2D011-2C_-3Aon_980603-2CTS_3.0.3_Entry_Was_Noted.Caused_by_Component_Cooling_Water_Makeup_Check_Valve_Failing_Ist._Operability_of_a_Train_of_CCW_Was_Restored…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000382/LER-1998-011, :on 980603,TS 3.0.3 Entry Was Noted.Caused by Component Cooling Water Makeup Check Valve Failing Ist. Operability of a Train of CCW Was Restored Immediately & Check Valve Internals Were Replaced

LER-1989-002, :on 890109,discovered That Tech Spec Required 14-day Periodic Surveillance Test for Svc Water Flow Rate to Containment Cooling Units Not Performed.Caused by Personnel Error.Personnel Counseled
type: Subject
label: 05000368/LER-1989-002, :on 890109,discovered That Tech Spec Required 14-day Periodic Surveillance Test for Svc Water Flow Rate to Containment Cooling Units Not Performed.Caused by Personnel Error.Personnel Counseled
page: https://kanterella.com/05000368/LER-2D1989-2D002-2C_-3Aon_890109-2Cdiscovered_That_Tech_Spec_Required_14-2Dday_Periodic_Surveillance_Test_for_Svc_Water_Flow_Rate_to_Containment_Cooling_Units_Not_Perfo…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000368/LER-1989-002, :on 890109,discovered That Tech Spec Required 14-day Periodic Surveillance Test for Svc Water Flow Rate to Containment Cooling Units Not Performed.Caused by Personnel Error.Personnel Counseled

Appropriate Personnel
type: Subject
label: 05000413/LER-1987-019, :on 870501,two Work Requests Were Discovered Failing to Specify Retest Requirements.Caused by Personnel Failure to Specify Retest Requirements on Implementation Plan.Incident Reviewed W/Appropriate Personnel
page: https://kanterella.com/05000413/LER-2D1987-2D019-2C_-3Aon_870501-2Ctwo_Work_Requests_Were_Discovered_Failing_to_Specify_Retest_Requirements.Caused_by_Personnel_Failure_to_Specify_Retest_Requirements_o…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000413/LER-1987-019, :on 870501,two Work Requests Were Discovered Failing to Specify Retest Requirements.Caused by Personnel Failure to Specify Retest Requirements on Implementation Plan.Incident Reviewed W/Appropriate Personnel

05000315/LER-1986-018-01, :on 860802,reactor Trip Occurred from Steam Generator Flow Mismatch Coinciding W/Low Steam Generator Level.Caused by Increased Turbine Load.Personnel Counseled
type: Subject
page: https://kanterella.com/05000315/LER-2D1986-2D018-2D01-2C_-3Aon_860802-2Creactor_Trip_Occurred_from_Steam_Generator_Flow_Mismatch_Coinciding_W/Low_Steam_Generator_Level.Caused_by_Increased_Turbine_Load…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1986-018-01, :on 860802,reactor Trip Occurred from Steam Generator Flow Mismatch Coinciding W/Low Steam Generator Level.Caused by Increased Turbine Load.Personnel Counseled

LER-1987-003, :on 870127,reactor Tripped Due to Decreasing Steam Generator Levels.Caused by Loss of Instrument Air Pressure.Pressure Restored.Engineering Analysis to Increase Reliability of Air Sys Performed
type: Subject
label: 05000317/LER-1987-003, :on 870127,reactor Tripped Due to Decreasing Steam Generator Levels.Caused by Loss of Instrument Air Pressure.Pressure Restored.Engineering Analysis to Increase Reliability of Air Sys Performed
page: https://kanterella.com/05000317/LER-2D1987-2D003-2C_-3Aon_870127-2Creactor_Tripped_Due_to_Decreasing_Steam_Generator_Levels.Caused_by_Loss_of_Instrument_Air_Pressure.Pressure_Restored.Engineering_Anal…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000317/LER-1987-003, :on 870127,reactor Tripped Due to Decreasing Steam Generator Levels.Caused by Loss of Instrument Air Pressure.Pressure Restored.Engineering Analysis to Increase Reliability of Air Sys Performed

05000338/LER-1987-001-01, :on 870127,7-day Period Allowed for Fire Pump to Be Out of Svc Exceeded.Caused by Inclement Weather & Further Repair Efforts.Pump Returned to Svc on 870213.W/
type: Subject
page: https://kanterella.com/05000338/LER-2D1987-2D001-2D01-2C_-3Aon_870127-2C7-2Dday_Period_Allowed_for_Fire_Pump_to_Be_Out_of_Svc_Exceeded.Caused_by_Inclement_Weather_-26_Further_Repair_Efforts.Pump_Retur…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000338/LER-1987-001-01, :on 870127,7-day Period Allowed for Fire Pump to Be Out of Svc Exceeded.Caused by Inclement Weather & Further Repair Efforts.Pump Returned to Svc on 870213.W/

05000289/LER-1999-001-01, :on 990122,short Sections of Piping Caused by Misplacement of Sensing Elements & Insulation.Caused by Failure to Adhere to Vendor instruction.Re-installed Heat Trace Sys
type: Subject
page: https://kanterella.com/05000289/LER-2D1999-2D001-2D01-2C_-3Aon_990122-2Cshort_Sections_of_Piping_Caused_by_Misplacement_of_Sensing_Elements_-26_Insulation.Caused_by_Failure_to_Adhere_to_Vendor_instruc…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000289/LER-1999-001-01, :on 990122,short Sections of Piping Caused by Misplacement of Sensing Elements & Insulation.Caused by Failure to Adhere to Vendor instruction.Re-installed Heat Trace Sys

LER-1986-021, :on 860716,reactor Scram Occurred.Caused by Static Inverter 1A Transferring Alternate Source & Momentarily Deengergizing Scram Trains.Inverter Will Be Replaced Prior to Plant Startup
type: Subject
label: 05000409/LER-1986-021, :on 860716,reactor Scram Occurred.Caused by Static Inverter 1A Transferring Alternate Source & Momentarily Deengergizing Scram Trains.Inverter Will Be Replaced Prior to Plant Startup
page: https://kanterella.com/05000409/LER-2D1986-2D021-2C_-3Aon_860716-2Creactor_Scram_Occurred.Caused_by_Static_Inverter_1A_Transferring_Alternate_Source_-26_Momentarily_Deengergizing_Scram_Trains.Inverter…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000409/LER-1986-021, :on 860716,reactor Scram Occurred.Caused by Static Inverter 1A Transferring Alternate Source & Momentarily Deengergizing Scram Trains.Inverter Will Be Replaced Prior to Plant Startup

LER-1986-028-01, :on 860627,safety Injection Actuated on Low Pressurizer & Main Steam Line Pressure.Pressure Decreased Due to Inadvertent Opening of Porvs.Caused by Procedure Deficiency.Procedure Revised
type: Subject
label: 05000414/LER-1986-028-01, :on 860627,safety Injection Actuated on Low Pressurizer & Main Steam Line Pressure.Pressure Decreased Due to Inadvertent Opening of Porvs.Caused by Procedure Deficiency.Procedure Revised
page: https://kanterella.com/05000414/LER-2D1986-2D028-2D01-2C_-3Aon_860627-2Csafety_Injection_Actuated_on_Low_Pressurizer_-26_Main_Steam_Line_Pressure.Pressure_Decreased_Due_to_Inadvertent_Opening_of_Porvs…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000414/LER-1986-028-01, :on 860627,safety Injection Actuated on Low Pressurizer & Main Steam Line Pressure.Pressure Decreased Due to Inadvertent Opening of Porvs.Caused by Procedure Deficiency.Procedure Revised

05000259/LER-1985-057, :on 851009,determined That wide-range Torus Water Level Transmitters Not Qualified.Cause Unstated. Replacement of Existing wide-range Monitors Planned for Current Unit Outages
type: Subject
page: https://kanterella.com/05000259/LER-2D1985-2D057-2C_-3Aon_851009-2Cdetermined_That_wide-2Drange_Torus_Water_Level_Transmitters_Not_Qualified.Cause_Unstated._Replacement_of_Existing_wide-2Drange_Monito…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000259/LER-1985-057, :on 851009,determined That wide-range Torus Water Level Transmitters Not Qualified.Cause Unstated. Replacement of Existing wide-range Monitors Planned for Current Unit Outages

LER-1997-017, :on 970621,inadequate Electrical Separation of High Pressure Flow Indicators Was Noted.Caused by Personnel Error.Insp of Immediately Accessible Areas in Main Control Board Conducted
type: Subject
label: 05000302/LER-1997-017, :on 970621,inadequate Electrical Separation of High Pressure Flow Indicators Was Noted.Caused by Personnel Error.Insp of Immediately Accessible Areas in Main Control Board Conducted
page: https://kanterella.com/05000302/LER-2D1997-2D017-2C_-3Aon_970621-2Cinadequate_Electrical_Separation_of_High_Pressure_Flow_Indicators_Was_Noted.Caused_by_Personnel_Error.Insp_of_Immediately_Accessible_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000302/LER-1997-017, :on 970621,inadequate Electrical Separation of High Pressure Flow Indicators Was Noted.Caused by Personnel Error.Insp of Immediately Accessible Areas in Main Control Board Conducted

LER-1997-002, :on 970426,turbine Trip & Feedwater Isolation Occurred.Caused by Hi-Hi Level in Steam Generator C Signal. Verified Sys Integrity & Proper Plant Response & Initiated Plant Restart
type: Subject
label: 05000395/LER-1997-002, :on 970426,turbine Trip & Feedwater Isolation Occurred.Caused by Hi-Hi Level in Steam Generator C Signal. Verified Sys Integrity & Proper Plant Response & Initiated Plant Restart
page: https://kanterella.com/05000395/LER-2D1997-2D002-2C_-3Aon_970426-2Cturbine_Trip_-26_Feedwater_Isolation_Occurred.Caused_by_Hi-2DHi_Level_in_Steam_Generator_C_Signal._Verified_Sys_Integrity_-26_Proper_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000395/LER-1997-002, :on 970426,turbine Trip & Feedwater Isolation Occurred.Caused by Hi-Hi Level in Steam Generator C Signal. Verified Sys Integrity & Proper Plant Response & Initiated Plant Restart

Original Design of Ultimate Heat Sink. Operability Evaluation Completed on 970404
type: Subject
label: 05000382/LER-1997-015, :on 970418,ultimate Heat Sink Did Not Incorporate Conservative Assumptions.Caused by Design Errors Associated W/Original Design of Ultimate Heat Sink. Operability Evaluation Completed on 970404
page: https://kanterella.com/05000382/LER-2D1997-2D015-2C_-3Aon_970418-2Cultimate_Heat_Sink_Did_Not_Incorporate_Conservative_Assumptions.Caused_by_Design_Errors_Associated_W/Original_Design_of_Ultimate_Heat…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000382/LER-1997-015, :on 970418,ultimate Heat Sink Did Not Incorporate Conservative Assumptions.Caused by Design Errors Associated W/Original Design of Ultimate Heat Sink. Operability Evaluation Completed on 970404

LER-1986-004-02, :on 860312,Nuclear Instrumentation Channel NI-1 Discovered Not Operating While Eight Fuel Assemblies Inserted Into Core.Caused by Failure to Maintain Full Requirements of Refueling Procedure
type: Subject
label: 05000269/LER-1986-004-02, :on 860312,Nuclear Instrumentation Channel NI-1 Discovered Not Operating While Eight Fuel Assemblies Inserted Into Core.Caused by Failure to Maintain Full Requirements of Refueling Procedure
page: https://kanterella.com/05000269/LER-2D1986-2D004-2D02-2C_-3Aon_860312-2CNuclear_Instrumentation_Channel_NI-2D1_Discovered_Not_Operating_While_Eight_Fuel_Assemblies_Inserted_Into_Core.Caused_by_Failure…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000269/LER-1986-004-02, :on 860312,Nuclear Instrumentation Channel NI-1 Discovered Not Operating While Eight Fuel Assemblies Inserted Into Core.Caused by Failure to Maintain Full Requirements of Refueling Procedure

LER-1985-028, :on 851110 & 21,during Coastdown,High Steam Flow (Hsf) Reactor Trips Occurred Due to Automatic Reactor Protection Sys Initiation.Caused by Communication Between Hsf Channels 1,2 & 4.Loop 3 Solenoids Replaced
type: Subject
label: 05000213/LER-1985-028, :on 851110 & 21,during Coastdown,High Steam Flow (Hsf) Reactor Trips Occurred Due to Automatic Reactor Protection Sys Initiation.Caused by Communication Between Hsf Channels 1,2 & 4.Loop 3 Solenoids Replaced
page: https://kanterella.com/05000213/LER-2D1985-2D028-2C_-3Aon_851110_-26_21-2Cduring_Coastdown-2CHigh_Steam_Flow_-28Hsf-29_Reactor_Trips_Occurred_Due_to_Automatic_Reactor_Protection_Sys_Initiation.Caused_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000213/LER-1985-028, :on 851110 & 21,during Coastdown,High Steam Flow (Hsf) Reactor Trips Occurred Due to Automatic Reactor Protection Sys Initiation.Caused by Communication Between Hsf Channels 1,2 & 4.Loop 3 Solenoids Replaced

05000327/LER-1985-041-01, :on 851014,inadvertent Start of Diesel Generator Occurred.Caused by Dislodged Fuse.Diesel Generator Shut Down.Caution Placed in Standby Power Checklist
type: Subject
page: https://kanterella.com/05000327/LER-2D1985-2D041-2D01-2C_-3Aon_851014-2Cinadvertent_Start_of_Diesel_Generator_Occurred.Caused_by_Dislodged_Fuse.Diesel_Generator_Shut_Down.Caution_Placed_in_Standby_Pow…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000327/LER-1985-041-01, :on 851014,inadvertent Start of Diesel Generator Occurred.Caused by Dislodged Fuse.Diesel Generator Shut Down.Caution Placed in Standby Power Checklist

LER-1985-021-01, :on 851204,spurious Safety Injection Occurred. Caused by Safety Injection Signal Received on Train a of Solid State Protection Sys While Preparing to Investigate 851202 Event.No Corrective Action Required
type: Subject
label: 05000323/LER-1985-021-01, :on 851204,spurious Safety Injection Occurred. Caused by Safety Injection Signal Received on Train a of Solid State Protection Sys While Preparing to Investigate 851202 Event.No Corrective Action Required
page: https://kanterella.com/05000323/LER-2D1985-2D021-2D01-2C_-3Aon_851204-2Cspurious_Safety_Injection_Occurred._Caused_by_Safety_Injection_Signal_Received_on_Train_a_of_Solid_State_Protection_Sys_While_Pr…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000323/LER-1985-021-01, :on 851204,spurious Safety Injection Occurred. Caused by Safety Injection Signal Received on Train a of Solid State Protection Sys While Preparing to Investigate 851202 Event.No Corrective Action Required

05000416/LER-1996-004, :on 960606,manual Reactor Scram Occurred Due to Spurious Multiple SRV Lifts.Trip Unit 1C11N655B Was Shipped to Manufacturer for Failure Analysis
type: Subject
page: https://kanterella.com/05000416/LER-2D1996-2D004-2C_-3Aon_960606-2Cmanual_Reactor_Scram_Occurred_Due_to_Spurious_Multiple_SRV_Lifts.Trip_Unit_1C11N655B_Was_Shipped_to_Manufacturer_for_Failure_Analysis
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000416/LER-1996-004, :on 960606,manual Reactor Scram Occurred Due to Spurious Multiple SRV Lifts.Trip Unit 1C11N655B Was Shipped to Manufacturer for Failure Analysis

O Restricting Access During Permanent Ladder Installation to High Radiation Area.Caused by Miscommunication to Maint Staff.Locked Gate Installed at Ladder Base
type: Subject
label: 05000213/LER-1985-020, :on 850803,ladder Left Unattended W/O Restricting Access During Permanent Ladder Installation to High Radiation Area.Caused by Miscommunication to Maint Staff.Locked Gate Installed at Ladder Base
page: https://kanterella.com/05000213/LER-2D1985-2D020-2C_-3Aon_850803-2Cladder_Left_Unattended_W/O_Restricting_Access_During_Permanent_Ladder_Installation_to_High_Radiation_Area.Caused_by_Miscommunication_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000213/LER-1985-020, :on 850803,ladder Left Unattended W/O Restricting Access During Permanent Ladder Installation to High Radiation Area.Caused by Miscommunication to Maint Staff.Locked Gate Installed at Ladder Base

LER-1985-014, :on 850725,partial Reactor Scram Occurred,Hpcs Pumps & Emergency Diesel Generators Started & Containment Bldg Isolated.Caused by Ground in Gas Pressure Scram Circuit.Ground Located & Wire Repaired
type: Subject
label: 05000409/LER-1985-014, :on 850725,partial Reactor Scram Occurred,Hpcs Pumps & Emergency Diesel Generators Started & Containment Bldg Isolated.Caused by Ground in Gas Pressure Scram Circuit.Ground Located & Wire Repaired
page: https://kanterella.com/05000409/LER-2D1985-2D014-2C_-3Aon_850725-2Cpartial_Reactor_Scram_Occurred-2CHpcs_Pumps_-26_Emergency_Diesel_Generators_Started_-26_Containment_Bldg_Isolated.Caused_by_Ground_in…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000409/LER-1985-014, :on 850725,partial Reactor Scram Occurred,Hpcs Pumps & Emergency Diesel Generators Started & Containment Bldg Isolated.Caused by Ground in Gas Pressure Scram Circuit.Ground Located & Wire Repaired

LER-1985-009-01, :on 850910,one Auxiliary Feedwater solenoid- Operated Valve Failed to Change State Upon Deenergization. Caused by Stuck Valve NP-8320A-185E.Periodic Cycling Will Be Performed Until Problem Resolved
type: Subject
label: 05000213/LER-1985-009-01, :on 850910,one Auxiliary Feedwater solenoid- Operated Valve Failed to Change State Upon Deenergization. Caused by Stuck Valve NP-8320A-185E.Periodic Cycling Will Be Performed Until Problem Resolved
page: https://kanterella.com/05000213/LER-2D1985-2D009-2D01-2C_-3Aon_850910-2Cone_Auxiliary_Feedwater_solenoid-2D_Operated_Valve_Failed_to_Change_State_Upon_Deenergization._Caused_by_Stuck_Valve_NP-2D8320A-…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000213/LER-1985-009-01, :on 850910,one Auxiliary Feedwater solenoid- Operated Valve Failed to Change State Upon Deenergization. Caused by Stuck Valve NP-8320A-185E.Periodic Cycling Will Be Performed Until Problem Resolved

LER-1996-006, :on 961210,discovered EDG Had Been Inoperable for Six Days.Caused by Personnel Error.Checked Fuse Holder Covers,Conducted Tailgate Training & Revised Procedure Re Installation of Fuse Holder Covers
type: Subject
label: 05000318/LER-1996-006, :on 961210,discovered EDG Had Been Inoperable for Six Days.Caused by Personnel Error.Checked Fuse Holder Covers,Conducted Tailgate Training & Revised Procedure Re Installation of Fuse Holder Covers
page: https://kanterella.com/05000318/LER-2D1996-2D006-2C_-3Aon_961210-2Cdiscovered_EDG_Had_Been_Inoperable_for_Six_Days.Caused_by_Personnel_Error.Checked_Fuse_Holder_Covers-2CConducted_Tailgate_Training_-2…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000318/LER-1996-006, :on 961210,discovered EDG Had Been Inoperable for Six Days.Caused by Personnel Error.Checked Fuse Holder Covers,Conducted Tailgate Training & Revised Procedure Re Installation of Fuse Holder Covers

LER-1985-030, :on 850630,ESF Portion of Control Room Ventilation Sys Actuated Due to Electrical Spike in Control Room Air Intake Radiation Monitors.Caused by Portable Radio Transmitters Used Near Radiation Monitors
type: Subject
label: 05000382/LER-1985-030, :on 850630,ESF Portion of Control Room Ventilation Sys Actuated Due to Electrical Spike in Control Room Air Intake Radiation Monitors.Caused by Portable Radio Transmitters Used Near Radiation Monitors
page: https://kanterella.com/05000382/LER-2D1985-2D030-2C_-3Aon_850630-2CESF_Portion_of_Control_Room_Ventilation_Sys_Actuated_Due_to_Electrical_Spike_in_Control_Room_Air_Intake_Radiation_Monitors.Caused_by_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000382/LER-1985-030, :on 850630,ESF Portion of Control Room Ventilation Sys Actuated Due to Electrical Spike in Control Room Air Intake Radiation Monitors.Caused by Portable Radio Transmitters Used Near Radiation Monitors

LER-1985-010, :on 850424,degraded Fire Barrier Penetration Discovered.Caused by Improper Installation.Barriers Repaired.Caution Sign Posted Near Electrical Penetrations in Fire Barriers Protecting safety-related Areas
type: Subject
label: 05000409/LER-1985-010, :on 850424,degraded Fire Barrier Penetration Discovered.Caused by Improper Installation.Barriers Repaired.Caution Sign Posted Near Electrical Penetrations in Fire Barriers Protecting safety-related Areas
page: https://kanterella.com/05000409/LER-2D1985-2D010-2C_-3Aon_850424-2Cdegraded_Fire_Barrier_Penetration_Discovered.Caused_by_Improper_Installation.Barriers_Repaired.Caution_Sign_Posted_Near_Electrical_Pe…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000409/LER-1985-010, :on 850424,degraded Fire Barrier Penetration Discovered.Caused by Improper Installation.Barriers Repaired.Caution Sign Posted Near Electrical Penetrations in Fire Barriers Protecting safety-related Areas

05000445/LER-1996-007, :on 960809,automatic Reactor Trip Occurred Due to Lightning Strike.Bypass Mod to RPS ESF Channels Initiated
type: Subject
page: https://kanterella.com/05000445/LER-2D1996-2D007-2C_-3Aon_960809-2Cautomatic_Reactor_Trip_Occurred_Due_to_Lightning_Strike.Bypass_Mod_to_RPS_ESF_Channels_Initiated
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000445/LER-1996-007, :on 960809,automatic Reactor Trip Occurred Due to Lightning Strike.Bypass Mod to RPS ESF Channels Initiated

05000277/LER-1996-004-01, :on 960417,HPCI Sys Declared Inoperable Due to Leak in Cooling Water Relief Valve.Caused by Igscc.Hpci Cooling Water Relief Valve Was Replaced.W/Undated Ltr
type: Subject
page: https://kanterella.com/05000277/LER-2D1996-2D004-2D01-2C_-3Aon_960417-2CHPCI_Sys_Declared_Inoperable_Due_to_Leak_in_Cooling_Water_Relief_Valve.Caused_by_Igscc.Hpci_Cooling_Water_Relief_Valve_Was_Repla…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000277/LER-1996-004-01, :on 960417,HPCI Sys Declared Inoperable Due to Leak in Cooling Water Relief Valve.Caused by Igscc.Hpci Cooling Water Relief Valve Was Replaced.W/Undated Ltr

05000327/LER-1985-015, :on 850404,hourly Fire Watch for Auxiliary Bldg Supply Air Fan Room Not Conducted.Caused by Inoperable Door. Door repaired,post-maint Check Made & Fire Watch Reestablished
type: Subject
page: https://kanterella.com/05000327/LER-2D1985-2D015-2C_-3Aon_850404-2Chourly_Fire_Watch_for_Auxiliary_Bldg_Supply_Air_Fan_Room_Not_Conducted.Caused_by_Inoperable_Door._Door_repaired-2Cpost-2Dmaint_Check_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000327/LER-1985-015, :on 850404,hourly Fire Watch for Auxiliary Bldg Supply Air Fan Room Not Conducted.Caused by Inoperable Door. Door repaired,post-maint Check Made & Fire Watch Reestablished

LER-1985-015, :on 850404,RCIC Sys Inadvertently Isolated When Bypass Switch Mistakenly Returned to Normal During Testing.Caused by Misunderstanding Between Personnel.Sys Restored.Need for Clear Communication Stressed
type: Subject
label: 05000416/LER-1985-015, :on 850404,RCIC Sys Inadvertently Isolated When Bypass Switch Mistakenly Returned to Normal During Testing.Caused by Misunderstanding Between Personnel.Sys Restored.Need for Clear Communication Stressed
page: https://kanterella.com/05000416/LER-2D1985-2D015-2C_-3Aon_850404-2CRCIC_Sys_Inadvertently_Isolated_When_Bypass_Switch_Mistakenly_Returned_to_Normal_During_Testing.Caused_by_Misunderstanding_Between_Pe…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000416/LER-1985-015, :on 850404,RCIC Sys Inadvertently Isolated When Bypass Switch Mistakenly Returned to Normal During Testing.Caused by Misunderstanding Between Personnel.Sys Restored.Need for Clear Communication Stressed

Voltage Converter Replaced & Calibration Performed
type: Subject
label: 05000352/LER-1996-016, :on 960725,core Thermal Power Exceeded Licensed Power Limit During Power Transient.Caused by Defective EHC Sys Component & Reactor Scram.Defective Primary Frequency/ Voltage Converter Replaced & Calibration Performed
page: https://kanterella.com/05000352/LER-2D1996-2D016-2C_-3Aon_960725-2Ccore_Thermal_Power_Exceeded_Licensed_Power_Limit_During_Power_Transient.Caused_by_Defective_EHC_Sys_Component_-26_Reactor_Scram.Defec…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000352/LER-1996-016, :on 960725,core Thermal Power Exceeded Licensed Power Limit During Power Transient.Caused by Defective EHC Sys Component & Reactor Scram.Defective Primary Frequency/ Voltage Converter Replaced & Calibration Performed

05000277/LER-1992-018, :on 920915,security Personnel Discovered That TS Required 1 H Firewatch Performed in Excess of 1 H Interval.Caused by Personnel Error.Security Supervisor Counselled
type: Subject
page: https://kanterella.com/05000277/LER-2D1992-2D018-2C_-3Aon_920915-2Csecurity_Personnel_Discovered_That_TS_Required_1_H_Firewatch_Performed_in_Excess_of_1_H_Interval.Caused_by_Personnel_Error.Security_S…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000277/LER-1992-018, :on 920915,security Personnel Discovered That TS Required 1 H Firewatch Performed in Excess of 1 H Interval.Caused by Personnel Error.Security Supervisor Counselled

LER-1996-013, :on 960521,Unit 1 Reactor Scram Occurred.Caused by Inadequate Procedural Guidance & Undetermined Equipment Malfunction.Procedure Will Be Revised to Ensure Appropriate Barriers,In Place to Minimize Risk of Scram
type: Subject
label: 05000352/LER-1996-013, :on 960521,Unit 1 Reactor Scram Occurred.Caused by Inadequate Procedural Guidance & Undetermined Equipment Malfunction.Procedure Will Be Revised to Ensure Appropriate Barriers,In Place to Minimize Risk of Scram
page: https://kanterella.com/05000352/LER-2D1996-2D013-2C_-3Aon_960521-2CUnit_1_Reactor_Scram_Occurred.Caused_by_Inadequate_Procedural_Guidance_-26_Undetermined_Equipment_Malfunction.Procedure_Will_Be_Revis…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000352/LER-1996-013, :on 960521,Unit 1 Reactor Scram Occurred.Caused by Inadequate Procedural Guidance & Undetermined Equipment Malfunction.Procedure Will Be Revised to Ensure Appropriate Barriers,In Place to Minimize Risk of Scram

05000413/LER-1985-019, :on 850307,during Performance of Analog Channel Operational Test,Steam Generator C Level Channel 4 Found Inoperable.Caused by Personnel Error.Circuit Card Replaced
type: Subject
page: https://kanterella.com/05000413/LER-2D1985-2D019-2C_-3Aon_850307-2Cduring_Performance_of_Analog_Channel_Operational_Test-2CSteam_Generator_C_Level_Channel_4_Found_Inoperable.Caused_by_Personnel_Error.…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000413/LER-1985-019, :on 850307,during Performance of Analog Channel Operational Test,Steam Generator C Level Channel 4 Found Inoperable.Caused by Personnel Error.Circuit Card Replaced

05000293/LER-1992-005, :on 920403,actuation of CSCS Logic Circuitry Occurred While Shut Down.Caused by Procedure Deficiency. Procedure Tp 92-020,Rev 0 Retired & Replaced by Procedure Tp 92-022,Rev 0
type: Subject
page: https://kanterella.com/05000293/LER-2D1992-2D005-2C_-3Aon_920403-2Cactuation_of_CSCS_Logic_Circuitry_Occurred_While_Shut_Down.Caused_by_Procedure_Deficiency._Procedure_Tp_92-2D020-2CRev_0_Retired_-26_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000293/LER-1992-005, :on 920403,actuation of CSCS Logic Circuitry Occurred While Shut Down.Caused by Procedure Deficiency. Procedure Tp 92-020,Rev 0 Retired & Replaced by Procedure Tp 92-022,Rev 0

LER-1995-008-01, :on 950911,unusual Event Declared & RPS Actuated When Reactor Manually Shutdown Due to Inadvertent Opening of Ms SRV M.Caused by Pilot Valve Seat Leakage.Srv M & Four Other SRVs Removed & Replaced
type: Subject
label: 05000352/LER-1995-008-01, :on 950911,unusual Event Declared & RPS Actuated When Reactor Manually Shutdown Due to Inadvertent Opening of Ms SRV M.Caused by Pilot Valve Seat Leakage.Srv M & Four Other SRVs Removed & Replaced
page: https://kanterella.com/05000352/LER-2D1995-2D008-2D01-2C_-3Aon_950911-2Cunusual_Event_Declared_-26_RPS_Actuated_When_Reactor_Manually_Shutdown_Due_to_Inadvertent_Opening_of_Ms_SRV_M.Caused_by_Pilot_Va…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000352/LER-1995-008-01, :on 950911,unusual Event Declared & RPS Actuated When Reactor Manually Shutdown Due to Inadvertent Opening of Ms SRV M.Caused by Pilot Valve Seat Leakage.Srv M & Four Other SRVs Removed & Replaced

LER-1984-019, :on 840521,0603,05 & 06,unplanned Partial Group V Isolation Experienced.Caused by Random Noise in Circuit.Further Study to Reduce Susceptibility of Sys to Spurious Isolation Pursued
type: Subject
label: 05000331/LER-1984-019, :on 840521,0603,05 & 06,unplanned Partial Group V Isolation Experienced.Caused by Random Noise in Circuit.Further Study to Reduce Susceptibility of Sys to Spurious Isolation Pursued
page: https://kanterella.com/05000331/LER-2D1984-2D019-2C_-3Aon_840521-2C0603-2C05_-26_06-2Cunplanned_Partial_Group_V_Isolation_Experienced.Caused_by_Random_Noise_in_Circuit.Further_Study_to_Reduce_Suscepti…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000331/LER-1984-019, :on 840521,0603,05 & 06,unplanned Partial Group V Isolation Experienced.Caused by Random Noise in Circuit.Further Study to Reduce Susceptibility of Sys to Spurious Isolation Pursued

LER-1995-003-01, :on 950719,Unit Maximum Power Level of 100- Was Exceeded by 3.4- Due to Unanticipated Response of 1B Reactor Recirculation Pump Following Decrease Speed Signal. Established Administrative Limit of 100- Core Flow
type: Subject
label: 05000352/LER-1995-003-01, :on 950719,Unit Maximum Power Level of 100% Was Exceeded by 3.4% Due to Unanticipated Response of 1B Reactor Recirculation Pump Following Decrease Speed Signal. Established Administrative Limit of 100% Core Flow
page: https://kanterella.com/05000352/LER-2D1995-2D003-2D01-2C_-3Aon_950719-2CUnit_Maximum_Power_Level_of_100-_Was_Exceeded_by_3.4-_Due_to_Unanticipated_Response_of_1B_Reactor_Recirculation_Pump_Following_D…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000352/LER-1995-003-01, :on 950719,Unit Maximum Power Level of 100% Was Exceeded by 3.4% Due to Unanticipated Response of 1B Reactor Recirculation Pump Following Decrease Speed Signal. Established Administrative Limit of 100% Core Flow

LER-1991-017-02, :on 910924,Automatic Depressurization Sys Discovered Inoperable Due to Components Being Unqualified. Caused by MSRV Thermal Insulation Being Improperly Installed.Subj Insulation Properly Reinstalled
type: Subject
label: 05000278/LER-1991-017-02, :on 910924,Automatic Depressurization Sys Discovered Inoperable Due to Components Being Unqualified. Caused by MSRV Thermal Insulation Being Improperly Installed.Subj Insulation Properly Reinstalled
page: https://kanterella.com/05000278/LER-2D1991-2D017-2D02-2C_-3Aon_910924-2CAutomatic_Depressurization_Sys_Discovered_Inoperable_Due_to_Components_Being_Unqualified._Caused_by_MSRV_Thermal_Insulation_Bein…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000278/LER-1991-017-02, :on 910924,Automatic Depressurization Sys Discovered Inoperable Due to Components Being Unqualified. Caused by MSRV Thermal Insulation Being Improperly Installed.Subj Insulation Properly Reinstalled

LER-1995-002, :on 950221,reactor Protection Systems Actuated as Result of Trips of Main Turbines.Caused by Breaker Failure & Voltage Spike.Ground Fault Detection Relay Settings Being Evaluated
type: Subject
label: 05000352/LER-1995-002, :on 950221,reactor Protection Systems Actuated as Result of Trips of Main Turbines.Caused by Breaker Failure & Voltage Spike.Ground Fault Detection Relay Settings Being Evaluated
page: https://kanterella.com/05000352/LER-2D1995-2D002-2C_-3Aon_950221-2Creactor_Protection_Systems_Actuated_as_Result_of_Trips_of_Main_Turbines.Caused_by_Breaker_Failure_-26_Voltage_Spike.Ground_Fault_Dete…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000352/LER-1995-002, :on 950221,reactor Protection Systems Actuated as Result of Trips of Main Turbines.Caused by Breaker Failure & Voltage Spike.Ground Fault Detection Relay Settings Being Evaluated

LER-1994-003, :on 940427,false Low Rector Vessel Water Level Signal Occurred While Shut Down.Caused by Deficiency in Procedure Being Used for Venting & Filling.Corrective Action Included Filling & Venting Water Header
type: Subject
label: 05000293/LER-1994-003, :on 940427,false Low Rector Vessel Water Level Signal Occurred While Shut Down.Caused by Deficiency in Procedure Being Used for Venting & Filling.Corrective Action Included Filling & Venting Water Header
page: https://kanterella.com/05000293/LER-2D1994-2D003-2C_-3Aon_940427-2Cfalse_Low_Rector_Vessel_Water_Level_Signal_Occurred_While_Shut_Down.Caused_by_Deficiency_in_Procedure_Being_Used_for_Venting_-26_Fill…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000293/LER-1994-003, :on 940427,false Low Rector Vessel Water Level Signal Occurred While Shut Down.Caused by Deficiency in Procedure Being Used for Venting & Filling.Corrective Action Included Filling & Venting Water Header

Appropriate Model Breaker & Breaker for Boric Acid Pump Verified Appropriate
type: Subject
label: 05000285/LER-1994-002, :on 940308,boric Acid Pump Declared Inoperable Due to Inability to Ensure Reliable Starting of CH-4B Motor. Breaker Replaced W/Appropriate Model Breaker & Breaker for Boric Acid Pump Verified Appropriate
page: https://kanterella.com/05000285/LER-2D1994-2D002-2C_-3Aon_940308-2Cboric_Acid_Pump_Declared_Inoperable_Due_to_Inability_to_Ensure_Reliable_Starting_of_CH-2D4B_Motor._Breaker_Replaced_W/Appropriate_Mod…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000285/LER-1994-002, :on 940308,boric Acid Pump Declared Inoperable Due to Inability to Ensure Reliable Starting of CH-4B Motor. Breaker Replaced W/Appropriate Model Breaker & Breaker for Boric Acid Pump Verified Appropriate

LER-1993-005-01, :on 931119,molded Case Circuit Breakers Failed Test Due to Grease Solidification.Caused by age-related Grease Solidification in MCCB Tripping Mechanism.Mccb Tested & Schedule for Replacement
type: Subject
label: 05000301/LER-1993-005-01, :on 931119,molded Case Circuit Breakers Failed Test Due to Grease Solidification.Caused by age-related Grease Solidification in MCCB Tripping Mechanism.Mccb Tested & Schedule for Replacement
page: https://kanterella.com/05000301/LER-2D1993-2D005-2D01-2C_-3Aon_931119-2Cmolded_Case_Circuit_Breakers_Failed_Test_Due_to_Grease_Solidification.Caused_by_age-2Drelated_Grease_Solidification_in_MCCB_Trip…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000301/LER-1993-005-01, :on 931119,molded Case Circuit Breakers Failed Test Due to Grease Solidification.Caused by age-related Grease Solidification in MCCB Tripping Mechanism.Mccb Tested & Schedule for Replacement

05000443/LER-1994-002, :on 940210,determined Method for Performing Slave Relay Test Valve Did Not Satisfy Ts.Caused by Omission of Relevent Information from Surveillance Procedures. Procedures Revised
type: Subject
page: https://kanterella.com/05000443/LER-2D1994-2D002-2C_-3Aon_940210-2Cdetermined_Method_for_Performing_Slave_Relay_Test_Valve_Did_Not_Satisfy_Ts.Caused_by_Omission_of_Relevent_Information_from_Surveillan…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000443/LER-1994-002, :on 940210,determined Method for Performing Slave Relay Test Valve Did Not Satisfy Ts.Caused by Omission of Relevent Information from Surveillance Procedures. Procedures Revised

05000293/LER-1993-019, :on 930722,automatic Actuation of RHR Sys Portion of PCIS Occurred.Caused by Momentary Pressure Transient That Actuated Protective High Pressure Switches. Calibr Performed
type: Subject
page: https://kanterella.com/05000293/LER-2D1993-2D019-2C_-3Aon_930722-2Cautomatic_Actuation_of_RHR_Sys_Portion_of_PCIS_Occurred.Caused_by_Momentary_Pressure_Transient_That_Actuated_Protective_High_Pressure…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000293/LER-1993-019, :on 930722,automatic Actuation of RHR Sys Portion of PCIS Occurred.Caused by Momentary Pressure Transient That Actuated Protective High Pressure Switches. Calibr Performed

LER-1993-004, :on 930611,while Performing EDG Operability Surveillance,Edg a Tripped Approx 3 After Initial Start Signal.Possibly Caused by Partially Latched Condition of Trip Mechanism.Latch Will Be Reset
type: Subject
label: 05000331/LER-1993-004, :on 930611,while Performing EDG Operability Surveillance,Edg a Tripped Approx 3 After Initial Start Signal.Possibly Caused by Partially Latched Condition of Trip Mechanism.Latch Will Be Reset
page: https://kanterella.com/05000331/LER-2D1993-2D004-2C_-3Aon_930611-2Cwhile_Performing_EDG_Operability_Surveillance-2CEdg_a_Tripped_Approx_3_After_Initial_Start_Signal.Possibly_Caused_by_Partially_Latche…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000331/LER-1993-004, :on 930611,while Performing EDG Operability Surveillance,Edg a Tripped Approx 3 After Initial Start Signal.Possibly Caused by Partially Latched Condition of Trip Mechanism.Latch Will Be Reset

LER-1993-007-01, :on 930611,plant Mgt Discovered Reduction in EDG Fuel Oil Storage Capacity Per SER & Fsar,Constituting Event Outside Design Basis of Plant.Caused by Inadequate Design Interface.Temporary Tanker Utilized
type: Subject
label: 05000423/LER-1993-007-01, :on 930611,plant Mgt Discovered Reduction in EDG Fuel Oil Storage Capacity Per SER & Fsar,Constituting Event Outside Design Basis of Plant.Caused by Inadequate Design Interface.Temporary Tanker Utilized
page: https://kanterella.com/05000423/LER-2D1993-2D007-2D01-2C_-3Aon_930611-2Cplant_Mgt_Discovered_Reduction_in_EDG_Fuel_Oil_Storage_Capacity_Per_SER_-26_Fsar-2CConstituting_Event_Outside_Design_Basis_of_Pl…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000423/LER-1993-007-01, :on 930611,plant Mgt Discovered Reduction in EDG Fuel Oil Storage Capacity Per SER & Fsar,Constituting Event Outside Design Basis of Plant.Caused by Inadequate Design Interface.Temporary Tanker Utilized

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
type: Subject
label: 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
page: https://kanterella.com/05000282/LER-2D1993-2D006-2C_-3Aon_930325-2Ccooling_Water_Pump_121_auto-2Dstarted_on_Low_Header_Pressure_While_Aligned_for_Safeguards_Operation.Caused_by_Operator_Failing_to_Ope…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 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

LER-1989-040, :on 891219,secondary Containment Failed to Meet Operability Requirements for Secondary Containment Capability.Caused by Design Deficiencies.On 930317,addl Design Deficiency Noted Re Damper Controls
type: Subject
label: 05000263/LER-1989-040, :on 891219,secondary Containment Failed to Meet Operability Requirements for Secondary Containment Capability.Caused by Design Deficiencies.On 930317,addl Design Deficiency Noted Re Damper Controls
page: https://kanterella.com/05000263/LER-2D1989-2D040-2C_-3Aon_891219-2Csecondary_Containment_Failed_to_Meet_Operability_Requirements_for_Secondary_Containment_Capability.Caused_by_Design_Deficiencies.On_9…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000263/LER-1989-040, :on 891219,secondary Containment Failed to Meet Operability Requirements for Secondary Containment Capability.Caused by Design Deficiencies.On 930317,addl Design Deficiency Noted Re Damper Controls

LER-1993-004-01, :on 930316,broken Fuel rod,11-12 Inches in Length,Protruded Out of Fuel Assembly F67 at Core Position FH-6.Caused by Grid to Rod Fretting Failures.Util Evaluating Fluid Elastic Instability
type: Subject
label: 05000482/LER-1993-004-01, :on 930316,broken Fuel rod,11-12 Inches in Length,Protruded Out of Fuel Assembly F67 at Core Position FH-6.Caused by Grid to Rod Fretting Failures.Util Evaluating Fluid Elastic Instability
page: https://kanterella.com/05000482/LER-2D1993-2D004-2D01-2C_-3Aon_930316-2Cbroken_Fuel_rod-2C11-2D12_Inches_in_Length-2CProtruded_Out_of_Fuel_Assembly_F67_at_Core_Position_FH-2D6.Caused_by_Grid_to_Rod_Fr…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000482/LER-1993-004-01, :on 930316,broken Fuel rod,11-12 Inches in Length,Protruded Out of Fuel Assembly F67 at Core Position FH-6.Caused by Grid to Rod Fretting Failures.Util Evaluating Fluid Elastic Instability

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
type: Subject
label: 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
page: https://kanterella.com/05000282/LER-2D1993-2D003-2D01-2C_-3Aon_930204-2Cdiscovered_That_Lower_Detector_Flux_Signal_from_All_Four_Nis_power-2Drange_Channels_Outside_Acceptance_Criterion.Caused_by_Misca…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 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

05000280/LER-1993-006-01, :on 930513,SW Flow Path to Main CR Chillers Declared Inoperable Due to Pipe Leak.Two Inch Backwash Supply Line & Strainer 1-VS-S-1A & Associated Isolation Valves Replaced
type: Subject
page: https://kanterella.com/05000280/LER-2D1993-2D006-2D01-2C_-3Aon_930513-2CSW_Flow_Path_to_Main_CR_Chillers_Declared_Inoperable_Due_to_Pipe_Leak.Two_Inch_Backwash_Supply_Line_-26_Strainer_1-2DVS-2DS-2D1A…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1993-006-01, :on 930513,SW Flow Path to Main CR Chillers Declared Inoperable Due to Pipe Leak.Two Inch Backwash Supply Line & Strainer 1-VS-S-1A & Associated Isolation Valves Replaced

LER-1992-008-03, :on 921215,RCS Leak Identified Near Low Pressure Letdown Flow Transmitter.Caused by Failure of Swagelock Fitting on Flow Transmitter.Root Cause Evaluation in Progress & Fitting & Tube Replaced
type: Subject
label: 05000281/LER-1992-008-03, :on 921215,RCS Leak Identified Near Low Pressure Letdown Flow Transmitter.Caused by Failure of Swagelock Fitting on Flow Transmitter.Root Cause Evaluation in Progress & Fitting & Tube Replaced
page: https://kanterella.com/05000281/LER-2D1992-2D008-2D03-2C_-3Aon_921215-2CRCS_Leak_Identified_Near_Low_Pressure_Letdown_Flow_Transmitter.Caused_by_Failure_of_Swagelock_Fitting_on_Flow_Transmitter.Root_C…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000281/LER-1992-008-03, :on 921215,RCS Leak Identified Near Low Pressure Letdown Flow Transmitter.Caused by Failure of Swagelock Fitting on Flow Transmitter.Root Cause Evaluation in Progress & Fitting & Tube Replaced

LER-1991-011-01, :on 910406,simulated Design Basis Accident Conditions Resulted in Failure of Pumps to Develop Design Flow & Discharge Pressure.Caused by Inadequate Design. Permanent Mod of Radiation Sys Evaluated
type: Subject
label: 05000280/LER-1991-011-01, :on 910406,simulated Design Basis Accident Conditions Resulted in Failure of Pumps to Develop Design Flow & Discharge Pressure.Caused by Inadequate Design. Permanent Mod of Radiation Sys Evaluated
page: https://kanterella.com/05000280/LER-2D1991-2D011-2D01-2C_-3Aon_910406-2Csimulated_Design_Basis_Accident_Conditions_Resulted_in_Failure_of_Pumps_to_Develop_Design_Flow_-26_Discharge_Pressure.Caused_by_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1991-011-01, :on 910406,simulated Design Basis Accident Conditions Resulted in Failure of Pumps to Develop Design Flow & Discharge Pressure.Caused by Inadequate Design. Permanent Mod of Radiation Sys Evaluated

LER-1989-003-02, :on 890813,charging Pump B Automatically Started After Control Switch Disengaged from pull-to-lock Position.Caused by Operator Not Adequately Engaging Pumps Switch in Position Prior to Event
type: Subject
label: 05000281/LER-1989-003-02, :on 890813,charging Pump B Automatically Started After Control Switch Disengaged from pull-to-lock Position.Caused by Operator Not Adequately Engaging Pumps Switch in Position Prior to Event
page: https://kanterella.com/05000281/LER-2D1989-2D003-2D02-2C_-3Aon_890813-2Ccharging_Pump_B_Automatically_Started_After_Control_Switch_Disengaged_from_pull-2Dto-2Dlock_Position.Caused_by_Operator_Not_Adeq…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000281/LER-1989-003-02, :on 890813,charging Pump B Automatically Started After Control Switch Disengaged from pull-to-lock Position.Caused by Operator Not Adequately Engaging Pumps Switch in Position Prior to Event

05000281/LER-1993-006-03, :on 931115,Unit 2 Experienced Automatic Reactor Trip.Caused by Electrical Circuit Failure.Electrical Failure Traced to Defective Circuit Breaker & Replaced
type: Subject
page: https://kanterella.com/05000281/LER-2D1993-2D006-2D03-2C_-3Aon_931115-2CUnit_2_Experienced_Automatic_Reactor_Trip.Caused_by_Electrical_Circuit_Failure.Electrical_Failure_Traced_to_Defective_Circuit_Br…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000281/LER-1993-006-03, :on 931115,Unit 2 Experienced Automatic Reactor Trip.Caused by Electrical Circuit Failure.Electrical Failure Traced to Defective Circuit Breaker & Replaced

Feedwater Flow Mismatch Resulting from Spurious Closure of Main Feedwater Regulating Valve a
type: Subject
label: 05000281/LER-1993-003-03, :on 930803,automatic Reactor Trip Occurred Due to Low Steam Generator Water Level Coincident W/Steam/ Feedwater Flow Mismatch Resulting from Spurious Closure of Main Feedwater Regulating Valve a
page: https://kanterella.com/05000281/LER-2D1993-2D003-2D03-2C_-3Aon_930803-2Cautomatic_Reactor_Trip_Occurred_Due_to_Low_Steam_Generator_Water_Level_Coincident_W/Steam/_Feedwater_Flow_Mismatch_Resulting_fro…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000281/LER-1993-003-03, :on 930803,automatic Reactor Trip Occurred Due to Low Steam Generator Water Level Coincident W/Steam/ Feedwater Flow Mismatch Resulting from Spurious Closure of Main Feedwater Regulating Valve a

LER-1994-006, :on 940511,manual Reactor Trip Occurred During Safeguards Actuation Logic Testing.Caused by Inadvertent Actuation of Relay in Safety Injection Actuation Circuitry. Reactor Placed in Safe,Hot Shutdown Condition
type: Subject
label: 05000280/LER-1994-006, :on 940511,manual Reactor Trip Occurred During Safeguards Actuation Logic Testing.Caused by Inadvertent Actuation of Relay in Safety Injection Actuation Circuitry. Reactor Placed in Safe,Hot Shutdown Condition
page: https://kanterella.com/05000280/LER-2D1994-2D006-2C_-3Aon_940511-2Cmanual_Reactor_Trip_Occurred_During_Safeguards_Actuation_Logic_Testing.Caused_by_Inadvertent_Actuation_of_Relay_in_Safety_Injection_A…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1994-006, :on 940511,manual Reactor Trip Occurred During Safeguards Actuation Logic Testing.Caused by Inadvertent Actuation of Relay in Safety Injection Actuation Circuitry. Reactor Placed in Safe,Hot Shutdown Condition

LER-1994-003-01, :on 940204,hole in Recirculating Spray HX Svc Water Outlet Piping Identified.Caused by Failure of Coal Tar Epoxy Coating.Piping Inspected & Will Be Pressure Tested Per Station Procedures
type: Subject
label: 05000280/LER-1994-003-01, :on 940204,hole in Recirculating Spray HX Svc Water Outlet Piping Identified.Caused by Failure of Coal Tar Epoxy Coating.Piping Inspected & Will Be Pressure Tested Per Station Procedures
page: https://kanterella.com/05000280/LER-2D1994-2D003-2D01-2C_-3Aon_940204-2Chole_in_Recirculating_Spray_HX_Svc_Water_Outlet_Piping_Identified.Caused_by_Failure_of_Coal_Tar_Epoxy_Coating.Piping_Inspected_-…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1994-003-01, :on 940204,hole in Recirculating Spray HX Svc Water Outlet Piping Identified.Caused by Failure of Coal Tar Epoxy Coating.Piping Inspected & Will Be Pressure Tested Per Station Procedures

05000281/LER-1993-004-02, :on 930823,reactor Tripped Due to Turbine - Generator Trip.Caused by Loss of Field Relay.Reactor Trip Breakers Verified Open & Control Rods Verified Inserted Into Core
type: Subject
page: https://kanterella.com/05000281/LER-2D1993-2D004-2D02-2C_-3Aon_930823-2Creactor_Tripped_Due_to_Turbine_-2D_Generator_Trip.Caused_by_Loss_of_Field_Relay.Reactor_Trip_Breakers_Verified_Open_-26_Control_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000281/LER-1993-004-02, :on 930823,reactor Tripped Due to Turbine - Generator Trip.Caused by Loss of Field Relay.Reactor Trip Breakers Verified Open & Control Rods Verified Inserted Into Core

05000280/LER-1988-005-01, :on 880219,heat Tracing Proper Control Setpoints Could Not Be Verified.Caused by Inadequate Surveillance & Maint Procedures.Verification of Correct Setpoints Initiated
type: Subject
page: https://kanterella.com/05000280/LER-2D1988-2D005-2D01-2C_-3Aon_880219-2Cheat_Tracing_Proper_Control_Setpoints_Could_Not_Be_Verified.Caused_by_Inadequate_Surveillance_-26_Maint_Procedures.Verification_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1988-005-01, :on 880219,heat Tracing Proper Control Setpoints Could Not Be Verified.Caused by Inadequate Surveillance & Maint Procedures.Verification of Correct Setpoints Initiated

LER-1987-027, :on 871027,electrical Short in Train a Turbine Bldg Flood Control Panel Caused Spurious Completion of Flood Protection Circuit.Caused by Leak on Access Manway of Moisture Separator Reheater 1-MS-E-1B
type: Subject
label: 05000280/LER-1987-027, :on 871027,electrical Short in Train a Turbine Bldg Flood Control Panel Caused Spurious Completion of Flood Protection Circuit.Caused by Leak on Access Manway of Moisture Separator Reheater 1-MS-E-1B
page: https://kanterella.com/05000280/LER-2D1987-2D027-2C_-3Aon_871027-2Celectrical_Short_in_Train_a_Turbine_Bldg_Flood_Control_Panel_Caused_Spurious_Completion_of_Flood_Protection_Circuit.Caused_by_Leak_on…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-1987-027, :on 871027,electrical Short in Train a Turbine Bldg Flood Control Panel Caused Spurious Completion of Flood Protection Circuit.Caused by Leak on Access Manway of Moisture Separator Reheater 1-MS-E-1B

05000373/LER-2018-003, Regarding Two Main Steam Safety Relief Valves Failed Inservice Lift Inspection Pressure Test
type: Subject
page: https://kanterella.com/05000373/LER-2D2018-2D003-2C_Regarding_Two_Main_Steam_Safety_Relief_Valves_Failed_Inservice_Lift_Inspection_Pressure_Test
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000373/LER-2018-003, Regarding Two Main Steam Safety Relief Valves Failed Inservice Lift Inspection Pressure Test

LER-1993-001-03, :on 930228,unplanned Actuation of ESF Occurred When 3 DGs Automatically Fast Started.Caused by Inappropriate Personnel Action.Licensee Will Replace Damaged CAS Logic Cable & Will Submit Followup Rept
type: Subject
label: 05000296/LER-1993-001-03, :on 930228,unplanned Actuation of ESF Occurred When 3 DGs Automatically Fast Started.Caused by Inappropriate Personnel Action.Licensee Will Replace Damaged CAS Logic Cable & Will Submit Followup Rept
page: https://kanterella.com/05000296/LER-2D1993-2D001-2D03-2C_-3Aon_930228-2Cunplanned_Actuation_of_ESF_Occurred_When_3_DGs_Automatically_Fast_Started.Caused_by_Inappropriate_Personnel_Action.Licensee_Will…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000296/LER-1993-001-03, :on 930228,unplanned Actuation of ESF Occurred When 3 DGs Automatically Fast Started.Caused by Inappropriate Personnel Action.Licensee Will Replace Damaged CAS Logic Cable & Will Submit Followup Rept

LER-1992-007-02, :on 920712,automatic Turbine Trip & Reactor Trip Occurred Due to Failure of Low Pressure Turbine Exhaust Boot Seal.Repairs to Low Pressure Turbine Exhaust Boot Seal Completed on 920713
type: Subject
label: 05000400/LER-1992-007-02, :on 920712,automatic Turbine Trip & Reactor Trip Occurred Due to Failure of Low Pressure Turbine Exhaust Boot Seal.Repairs to Low Pressure Turbine Exhaust Boot Seal Completed on 920713
page: https://kanterella.com/05000400/LER-2D1992-2D007-2D02-2C_-3Aon_920712-2Cautomatic_Turbine_Trip_-26_Reactor_Trip_Occurred_Due_to_Failure_of_Low_Pressure_Turbine_Exhaust_Boot_Seal.Repairs_to_Low_Pressur…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000400/LER-1992-007-02, :on 920712,automatic Turbine Trip & Reactor Trip Occurred Due to Failure of Low Pressure Turbine Exhaust Boot Seal.Repairs to Low Pressure Turbine Exhaust Boot Seal Completed on 920713

LER-1990-010, :on 900405,control of Reactor Auxiliary Bldg Emergency Exhaust Pressure Boundary Not Implemented.Caused by Lack of Administrative Controls for Doors & Hatches. Administrative Controls Implemented
type: Subject
label: 05000400/LER-1990-010, :on 900405,control of Reactor Auxiliary Bldg Emergency Exhaust Pressure Boundary Not Implemented.Caused by Lack of Administrative Controls for Doors & Hatches. Administrative Controls Implemented
page: https://kanterella.com/05000400/LER-2D1990-2D010-2C_-3Aon_900405-2Ccontrol_of_Reactor_Auxiliary_Bldg_Emergency_Exhaust_Pressure_Boundary_Not_Implemented.Caused_by_Lack_of_Administrative_Controls_for_D…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000400/LER-1990-010, :on 900405,control of Reactor Auxiliary Bldg Emergency Exhaust Pressure Boundary Not Implemented.Caused by Lack of Administrative Controls for Doors & Hatches. Administrative Controls Implemented

05000400/LER-1987-030, :on 870512,Maint Surveillance Tests I0140, I0141 & I0142 for P-12 Interlock Missed Thus Violating Tech Specs Requirements.Caused by Personnel Error.Procedures Revised
type: Subject
page: https://kanterella.com/05000400/LER-2D1987-2D030-2C_-3Aon_870512-2CMaint_Surveillance_Tests_I0140-2C_I0141_-26_I0142_for_P-2D12_Interlock_Missed_Thus_Violating_Tech_Specs_Requirements.Caused_by_Person…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000400/LER-1987-030, :on 870512,Maint Surveillance Tests I0140, I0141 & I0142 for P-12 Interlock Missed Thus Violating Tech Specs Requirements.Caused by Personnel Error.Procedures Revised

LER-1987-007-01, :on 870310,air Leakage During Leak Rate Testing of Personnel Hatch Exceeded Tech Spec Requirements.Caused by Malfunctioning Equilizing Valve Not Being Able to Fully Close.Valve Replaced
type: Subject
label: 05000251/LER-1987-007-01, :on 870310,air Leakage During Leak Rate Testing of Personnel Hatch Exceeded Tech Spec Requirements.Caused by Malfunctioning Equilizing Valve Not Being Able to Fully Close.Valve Replaced
page: https://kanterella.com/05000251/LER-2D1987-2D007-2D01-2C_-3Aon_870310-2Cair_Leakage_During_Leak_Rate_Testing_of_Personnel_Hatch_Exceeded_Tech_Spec_Requirements.Caused_by_Malfunctioning_Equilizing_Valv…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000251/LER-1987-007-01, :on 870310,air Leakage During Leak Rate Testing of Personnel Hatch Exceeded Tech Spec Requirements.Caused by Malfunctioning Equilizing Valve Not Being Able to Fully Close.Valve Replaced

LER-1994-001, :on 940203,04 & 05,13 of 20 MSSVs Lift Settings Found Out of Tolerance.Caused by Mild Galling Between Disk & Nozzle Components.Valve Mfg Recommended That Nozzle & Disc Seatingsurfaces Have Grey Matt Finish
type: Subject
label: 05000315/LER-1994-001, :on 940203,04 & 05,13 of 20 MSSVs Lift Settings Found Out of Tolerance.Caused by Mild Galling Between Disk & Nozzle Components.Valve Mfg Recommended That Nozzle & Disc Seatingsurfaces Have Grey Matt Finish
page: https://kanterella.com/05000315/LER-2D1994-2D001-2C_-3Aon_940203-2C04_-26_05-2C13_of_20_MSSVs_Lift_Settings_Found_Out_of_Tolerance.Caused_by_Mild_Galling_Between_Disk_-26_Nozzle_Components.Valve_Mfg_R…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1994-001, :on 940203,04 & 05,13 of 20 MSSVs Lift Settings Found Out of Tolerance.Caused by Mild Galling Between Disk & Nozzle Components.Valve Mfg Recommended That Nozzle & Disc Seatingsurfaces Have Grey Matt Finish

10CFR50,App R.Minor Plant Mod Initiated to Provide Encl (Wrapped) Around Subj Conduit
type: Subject
label: 05000315/LER-1990-010, :on 900824,discovered That Routing Cable Associated W/Unit 1 Low Shutdown Indication Panels Not in Compliance w/10CFR50,App R.Minor Plant Mod Initiated to Provide Encl (Wrapped) Around Subj Conduit
page: https://kanterella.com/05000315/LER-2D1990-2D010-2C_-3Aon_900824-2Cdiscovered_That_Routing_Cable_Associated_W/Unit_1_Low_Shutdown_Indication_Panels_Not_in_Compliance_w/10CFR50-2CApp_R.Minor_Plant_Mod_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1990-010, :on 900824,discovered That Routing Cable Associated W/Unit 1 Low Shutdown Indication Panels Not in Compliance w/10CFR50,App R.Minor Plant Mod Initiated to Provide Encl (Wrapped) Around Subj Conduit

LER-1993-002, :on 930219,determined That Condenser Air Ejector TS Sample Had Not Been Taken.Caused by Personnel Error.Appropriate Administrative Action Taken in Regards to Individuals Lack of Attention to Detail
type: Subject
label: 05000316/LER-1993-002, :on 930219,determined That Condenser Air Ejector TS Sample Had Not Been Taken.Caused by Personnel Error.Appropriate Administrative Action Taken in Regards to Individuals Lack of Attention to Detail
page: https://kanterella.com/05000316/LER-2D1993-2D002-2C_-3Aon_930219-2Cdetermined_That_Condenser_Air_Ejector_TS_Sample_Had_Not_Been_Taken.Caused_by_Personnel_Error.Appropriate_Administrative_Action_Taken_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000316/LER-1993-002, :on 930219,determined That Condenser Air Ejector TS Sample Had Not Been Taken.Caused by Personnel Error.Appropriate Administrative Action Taken in Regards to Individuals Lack of Attention to Detail

05000316/LER-1993-008, :on 930827,reactor Trip Occurred from Steam Flow/Feed Flow Mismatch Coincident W/Low Level in SG 4. Defective current-to-current Repeater Replaced
type: Subject
page: https://kanterella.com/05000316/LER-2D1993-2D008-2C_-3Aon_930827-2Creactor_Trip_Occurred_from_Steam_Flow/Feed_Flow_Mismatch_Coincident_W/Low_Level_in_SG_4._Defective_current-2Dto-2Dcurrent_Repeater_Re…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000316/LER-1993-008, :on 930827,reactor Trip Occurred from Steam Flow/Feed Flow Mismatch Coincident W/Low Level in SG 4. Defective current-to-current Repeater Replaced

LER-1991-009, :on 910927,discovered That CO2 pop-off Chain for Fire Damper Not Wired to CO2 Piping,Rendering Fire Damper Inoperable.Caused by Personnel Error.Wire Removed & Approved Clip Reattached to Chain
type: Subject
label: 05000315/LER-1991-009, :on 910927,discovered That CO2 pop-off Chain for Fire Damper Not Wired to CO2 Piping,Rendering Fire Damper Inoperable.Caused by Personnel Error.Wire Removed & Approved Clip Reattached to Chain
page: https://kanterella.com/05000315/LER-2D1991-2D009-2C_-3Aon_910927-2Cdiscovered_That_CO2_pop-2Doff_Chain_for_Fire_Damper_Not_Wired_to_CO2_Piping-2CRendering_Fire_Damper_Inoperable.Caused_by_Personnel_Er…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1991-009, :on 910927,discovered That CO2 pop-off Chain for Fire Damper Not Wired to CO2 Piping,Rendering Fire Damper Inoperable.Caused by Personnel Error.Wire Removed & Approved Clip Reattached to Chain

LER-1991-005, :on 910718,emergency Diesels Declared Inoperable When Design Documents Could Not Be Located to Demonstrate Capability of EDG to Withstand Effects of Tornado.Edg Room Fans Will Be Run
type: Subject
label: 05000315/LER-1991-005, :on 910718,emergency Diesels Declared Inoperable When Design Documents Could Not Be Located to Demonstrate Capability of EDG to Withstand Effects of Tornado.Edg Room Fans Will Be Run
page: https://kanterella.com/05000315/LER-2D1991-2D005-2C_-3Aon_910718-2Cemergency_Diesels_Declared_Inoperable_When_Design_Documents_Could_Not_Be_Located_to_Demonstrate_Capability_of_EDG_to_Withstand_Effect…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1991-005, :on 910718,emergency Diesels Declared Inoperable When Design Documents Could Not Be Located to Demonstrate Capability of EDG to Withstand Effects of Tornado.Edg Room Fans Will Be Run

05000315/LER-1991-006, :on 901129,facility Outside Design Basis for Separation of Safety Related & Nonsafety Related Circuits. Caused by Personnel Error.Design Procedures Revised
type: Subject
page: https://kanterella.com/05000315/LER-2D1991-2D006-2C_-3Aon_901129-2Cfacility_Outside_Design_Basis_for_Separation_of_Safety_Related_-26_Nonsafety_Related_Circuits._Caused_by_Personnel_Error.Design_Proce…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1991-006, :on 901129,facility Outside Design Basis for Separation of Safety Related & Nonsafety Related Circuits. Caused by Personnel Error.Design Procedures Revised

05000315/LER-1991-003, :on 910308,liquid Release to Unrestricted Area in Violation of Tech Spec.Caused by Failure of Hi Fail Status of RRS-1000 to Produce Trip.Operations Procedure 12 Ohp Revised
type: Subject
page: https://kanterella.com/05000315/LER-2D1991-2D003-2C_-3Aon_910308-2Cliquid_Release_to_Unrestricted_Area_in_Violation_of_Tech_Spec.Caused_by_Failure_of_Hi_Fail_Status_of_RRS-2D1000_to_Produce_Trip.Opera…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1991-003, :on 910308,liquid Release to Unrestricted Area in Violation of Tech Spec.Caused by Failure of Hi Fail Status of RRS-1000 to Produce Trip.Operations Procedure 12 Ohp Revised

LER-1990-008, :on 900619,discovered That Isolation Relay Circuitry for Low Header Pressure Auto Start Switch for Essential Svc Water Pumps Installed Incorrectly.Caused by Design Errors.Plant Mod Packet Initiated
type: Subject
label: 05000315/LER-1990-008, :on 900619,discovered That Isolation Relay Circuitry for Low Header Pressure Auto Start Switch for Essential Svc Water Pumps Installed Incorrectly.Caused by Design Errors.Plant Mod Packet Initiated
page: https://kanterella.com/05000315/LER-2D1990-2D008-2C_-3Aon_900619-2Cdiscovered_That_Isolation_Relay_Circuitry_for_Low_Header_Pressure_Auto_Start_Switch_for_Essential_Svc_Water_Pumps_Installed_Incorrect…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1990-008, :on 900619,discovered That Isolation Relay Circuitry for Low Header Pressure Auto Start Switch for Essential Svc Water Pumps Installed Incorrectly.Caused by Design Errors.Plant Mod Packet Initiated

05000315/LER-1989-002-01, :on 890303,failure of MSIVs to Meet Tech Spec Lift Setpoint Requirements Occurred.Safety Valve Setpoints Reset within Specified Ranges
type: Subject
page: https://kanterella.com/05000315/LER-2D1989-2D002-2D01-2C_-3Aon_890303-2Cfailure_of_MSIVs_to_Meet_Tech_Spec_Lift_Setpoint_Requirements_Occurred.Safety_Valve_Setpoints_Reset_within_Specified_Ranges
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1989-002-01, :on 890303,failure of MSIVs to Meet Tech Spec Lift Setpoint Requirements Occurred.Safety Valve Setpoints Reset within Specified Ranges

LER-1992-002-01, :on 890124,containment Isolation Valves Not Repaired When ASME Section XI Leakrate Acceptance Criteria Exceeded.Caused by Procedure Requirements Not Being Included in Test Procedure.Packing Replaced
type: Subject
label: 05000316/LER-1992-002-01, :on 890124,containment Isolation Valves Not Repaired When ASME Section XI Leakrate Acceptance Criteria Exceeded.Caused by Procedure Requirements Not Being Included in Test Procedure.Packing Replaced
page: https://kanterella.com/05000316/LER-2D1992-2D002-2D01-2C_-3Aon_890124-2Ccontainment_Isolation_Valves_Not_Repaired_When_ASME_Section_XI_Leakrate_Acceptance_Criteria_Exceeded.Caused_by_Procedure_Require…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000316/LER-1992-002-01, :on 890124,containment Isolation Valves Not Repaired When ASME Section XI Leakrate Acceptance Criteria Exceeded.Caused by Procedure Requirements Not Being Included in Test Procedure.Packing Replaced

Temp Limits of Tech Spec 3.4.9.1 Exceeded.Caused by Personnel Error.Administrative Controls & Procedural Enhancements Incorporated
type: Subject
label: 05000315/LER-1987-005, :on 870408,during Cooldown & Depressurization, Pressure/Temp Limits of Tech Spec 3.4.9.1 Exceeded.Caused by Personnel Error.Administrative Controls & Procedural Enhancements Incorporated
page: https://kanterella.com/05000315/LER-2D1987-2D005-2C_-3Aon_870408-2Cduring_Cooldown_-26_Depressurization-2C_Pressure/Temp_Limits_of_Tech_Spec_3.4.9.1_Exceeded.Caused_by_Personnel_Error.Administrative_C…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000315/LER-1987-005, :on 870408,during Cooldown & Depressurization, Pressure/Temp Limits of Tech Spec 3.4.9.1 Exceeded.Caused by Personnel Error.Administrative Controls & Procedural Enhancements Incorporated

LER-1987-001-01, :on 870303,spurious Signal from Source Range Instrument Channel N-31 Resulted in ESF Actuation.Caused by Malfunction of Detector.Source Range Instrument Detector Removed,Replaced & Declared Operable on 870314
type: Subject
label: 05000316/LER-1987-001-01, :on 870303,spurious Signal from Source Range Instrument Channel N-31 Resulted in ESF Actuation.Caused by Malfunction of Detector.Source Range Instrument Detector Removed,Replaced & Declared Operable on 870314
page: https://kanterella.com/05000316/LER-2D1987-2D001-2D01-2C_-3Aon_870303-2Cspurious_Signal_from_Source_Range_Instrument_Channel_N-2D31_Resulted_in_ESF_Actuation.Caused_by_Malfunction_of_Detector.Source_R…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000316/LER-1987-001-01, :on 870303,spurious Signal from Source Range Instrument Channel N-31 Resulted in ESF Actuation.Caused by Malfunction of Detector.Source Range Instrument Detector Removed,Replaced & Declared Operable on 870314

05000529/LER-1990-010-01, :on 901110,EDG Jacket Cooling Water Line Inadequately Supported
type: Subject
page: https://kanterella.com/05000529/LER-2D1990-2D010-2D01-2C_-3Aon_901110-2CEDG_Jacket_Cooling_Water_Line_Inadequately_Supported
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000529/LER-1990-010-01, :on 901110,EDG Jacket Cooling Water Line Inadequately Supported

05000529/LER-1990-011, :on 901113,inadvertent Control Room Essential Filtration ESF Actuation Occurred
type: Subject
page: https://kanterella.com/05000529/LER-2D1990-2D011-2C_-3Aon_901113-2Cinadvertent_Control_Room_Essential_Filtration_ESF_Actuation_Occurred
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000529/LER-1990-011, :on 901113,inadvertent Control Room Essential Filtration ESF Actuation Occurred

LER-1990-009, :on 900620,identified That License Holders Had Not Received Biennial Medical re-exams,per 10CFR55.21.Caused by Inadequate Tracking Sys & Medical Personnel Failure to Follow Procedures.Procedures Developed
type: Subject
label: 05000528/LER-1990-009, :on 900620,identified That License Holders Had Not Received Biennial Medical re-exams,per 10CFR55.21.Caused by Inadequate Tracking Sys & Medical Personnel Failure to Follow Procedures.Procedures Developed
page: https://kanterella.com/05000528/LER-2D1990-2D009-2C_-3Aon_900620-2Cidentified_That_License_Holders_Had_Not_Received_Biennial_Medical_re-2Dexams-2Cper_10CFR55.21.Caused_by_Inadequate_Tracking_Sys_-26_M…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000528/LER-1990-009, :on 900620,identified That License Holders Had Not Received Biennial Medical re-exams,per 10CFR55.21.Caused by Inadequate Tracking Sys & Medical Personnel Failure to Follow Procedures.Procedures Developed

Ts as TS SRs for Response Time Testing Were Not Being Met for Specified Instrumentation in Rps,Pcis & Eccs.Requested Enforcement Discretion for One Time Exemption
type: Subject
label: 05000397/LER-1997-003, :on 970320,notification of Noncompliance W/Ts as TS SRs for Response Time Testing Were Not Being Met for Specified Instrumentation in Rps,Pcis & Eccs.Requested Enforcement Discretion for One Time Exemption
page: https://kanterella.com/05000397/LER-2D1997-2D003-2C_-3Aon_970320-2Cnotification_of_Noncompliance_W/Ts_as_TS_SRs_for_Response_Time_Testing_Were_Not_Being_Met_for_Specified_Instrumentation_in_Rps-2CPcis…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1997-003, :on 970320,notification of Noncompliance W/Ts as TS SRs for Response Time Testing Were Not Being Met for Specified Instrumentation in Rps,Pcis & Eccs.Requested Enforcement Discretion for One Time Exemption

Postulated Main Steam Line Failure Outside Containment Discovered by Ge.Caused by Failure to Consider Iodine Source Term.Procedure Re Cold Startup Changed
type: Subject
label: 05000397/LER-1991-024, :on 910909,unanalyzed Condition Associated W/ Postulated Main Steam Line Failure Outside Containment Discovered by Ge.Caused by Failure to Consider Iodine Source Term.Procedure Re Cold Startup Changed
page: https://kanterella.com/05000397/LER-2D1991-2D024-2C_-3Aon_910909-2Cunanalyzed_Condition_Associated_W/_Postulated_Main_Steam_Line_Failure_Outside_Containment_Discovered_by_Ge.Caused_by_Failure_to_Consi…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1991-024, :on 910909,unanalyzed Condition Associated W/ Postulated Main Steam Line Failure Outside Containment Discovered by Ge.Caused by Failure to Consider Iodine Source Term.Procedure Re Cold Startup Changed

Tech Specs Identified as Part of Program of Surveillance Procedure Verification.Further Evaluation Performed.Quality Action Team to Be Chartered to Evaluate Program
type: Subject
label: 05000397/LER-1991-013, :on 910507,non-compliances W/Tech Specs Identified as Part of Program of Surveillance Procedure Verification.Further Evaluation Performed.Quality Action Team to Be Chartered to Evaluate Program
page: https://kanterella.com/05000397/LER-2D1991-2D013-2C_-3Aon_910507-2Cnon-2Dcompliances_W/Tech_Specs_Identified_as_Part_of_Program_of_Surveillance_Procedure_Verification.Further_Evaluation_Performed.Qual…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1991-013, :on 910507,non-compliances W/Tech Specs Identified as Part of Program of Surveillance Procedure Verification.Further Evaluation Performed.Quality Action Team to Be Chartered to Evaluate Program

05000397/LER-1991-015, :on 910602,high HPCS Sys Pump Suction Switchover from Condensate Storage Tanks to Suppression Pool Occurred.Caused by Personnel Error.Operator Involved Ack & Reset Alarm
type: Subject
page: https://kanterella.com/05000397/LER-2D1991-2D015-2C_-3Aon_910602-2Chigh_HPCS_Sys_Pump_Suction_Switchover_from_Condensate_Storage_Tanks_to_Suppression_Pool_Occurred.Caused_by_Personnel_Error.Operator_I…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1991-015, :on 910602,high HPCS Sys Pump Suction Switchover from Condensate Storage Tanks to Suppression Pool Occurred.Caused by Personnel Error.Operator Involved Ack & Reset Alarm

05000397/LER-1990-013, :on 900610,ESF Isolations & Actuations Occurred Due to Breaker Trip.Cause of Event Not Determined.Power Restored to E-MC-7A & Isolations Restored
type: Subject
page: https://kanterella.com/05000397/LER-2D1990-2D013-2C_-3Aon_900610-2CESF_Isolations_-26_Actuations_Occurred_Due_to_Breaker_Trip.Cause_of_Event_Not_Determined.Power_Restored_to_E-2DMC-2D7A_-26_Isolations…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1990-013, :on 900610,ESF Isolations & Actuations Occurred Due to Breaker Trip.Cause of Event Not Determined.Power Restored to E-MC-7A & Isolations Restored

LER-1989-033, :on 890811,RWCU Isolation Occurred When Fuse in Power Supply to Leak Detection Monitor Blew,Giving False High Alarm Signal to Isolation Logic.Cause Unknown.Fuse Replaced & RWCU Sys Restored to Operation
type: Subject
label: 05000397/LER-1989-033, :on 890811,RWCU Isolation Occurred When Fuse in Power Supply to Leak Detection Monitor Blew,Giving False High Alarm Signal to Isolation Logic.Cause Unknown.Fuse Replaced & RWCU Sys Restored to Operation
page: https://kanterella.com/05000397/LER-2D1989-2D033-2C_-3Aon_890811-2CRWCU_Isolation_Occurred_When_Fuse_in_Power_Supply_to_Leak_Detection_Monitor_Blew-2CGiving_False_High_Alarm_Signal_to_Isolation_Logic.…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1989-033, :on 890811,RWCU Isolation Occurred When Fuse in Power Supply to Leak Detection Monitor Blew,Giving False High Alarm Signal to Isolation Logic.Cause Unknown.Fuse Replaced & RWCU Sys Restored to Operation

LER-1990-014, :on 900703,HPCS Sys Pump Suction Switchover from Condensate Storage Tanks to Suppression Pool Occurred Due to Suppression Pool High Water Level Condition.Caused by Procedural Inadequacy.Procedures Modified
type: Subject
label: 05000397/LER-1990-014, :on 900703,HPCS Sys Pump Suction Switchover from Condensate Storage Tanks to Suppression Pool Occurred Due to Suppression Pool High Water Level Condition.Caused by Procedural Inadequacy.Procedures Modified
page: https://kanterella.com/05000397/LER-2D1990-2D014-2C_-3Aon_900703-2CHPCS_Sys_Pump_Suction_Switchover_from_Condensate_Storage_Tanks_to_Suppression_Pool_Occurred_Due_to_Suppression_Pool_High_Water_Level_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1990-014, :on 900703,HPCS Sys Pump Suction Switchover from Condensate Storage Tanks to Suppression Pool Occurred Due to Suppression Pool High Water Level Condition.Caused by Procedural Inadequacy.Procedures Modified

LER-1989-011, :on 890502,determined That Eight Valve Motors Did Not Meet Plant Commitment Made in Response to IE Circular 81-13.Caused by Less than Adequate Design Basis Documentation.Plant Mod Request Revised
type: Subject
label: 05000397/LER-1989-011, :on 890502,determined That Eight Valve Motors Did Not Meet Plant Commitment Made in Response to IE Circular 81-13.Caused by Less than Adequate Design Basis Documentation.Plant Mod Request Revised
page: https://kanterella.com/05000397/LER-2D1989-2D011-2C_-3Aon_890502-2Cdetermined_That_Eight_Valve_Motors_Did_Not_Meet_Plant_Commitment_Made_in_Response_to_IE_Circular_81-2D13.Caused_by_Less_than_Adequate…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-1989-011, :on 890502,determined That Eight Valve Motors Did Not Meet Plant Commitment Made in Response to IE Circular 81-13.Caused by Less than Adequate Design Basis Documentation.Plant Mod Request Revised

05000244/LER-1995-009, :on 950817,surveillance Was Not Performed Due to Improper Application of TS Requirements Resulting in TS Violation.Testing of MOV-515 Was Performed on 951115.W/
type: Subject
page: https://kanterella.com/05000244/LER-2D1995-2D009-2C_-3Aon_950817-2Csurveillance_Was_Not_Performed_Due_to_Improper_Application_of_TS_Requirements_Resulting_in_TS_Violation.Testing_of_MOV-2D515_Was_Perf…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000244/LER-1995-009, :on 950817,surveillance Was Not Performed Due to Improper Application of TS Requirements Resulting in TS Violation.Testing of MOV-515 Was Performed on 951115.W/

LER-1992-006, :on 920518,main FW Isolations Occurred on SG a Due to Overfeeding SG a While in Manual Control.Caused by Heater Drain Tank Level Control Sys Problem.Administrative Controls Instituted to Ensure Valve Not Open
type: Subject
label: 05000244/LER-1992-006, :on 920518,main FW Isolations Occurred on SG a Due to Overfeeding SG a While in Manual Control.Caused by Heater Drain Tank Level Control Sys Problem.Administrative Controls Instituted to Ensure Valve Not Open
page: https://kanterella.com/05000244/LER-2D1992-2D006-2C_-3Aon_920518-2Cmain_FW_Isolations_Occurred_on_SG_a_Due_to_Overfeeding_SG_a_While_in_Manual_Control.Caused_by_Heater_Drain_Tank_Level_Control_Sys_Pro…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000244/LER-1992-006, :on 920518,main FW Isolations Occurred on SG a Due to Overfeeding SG a While in Manual Control.Caused by Heater Drain Tank Level Control Sys Problem.Administrative Controls Instituted to Ensure Valve Not Open

LER-1999-003, :on 990406,ECCS Suction Header Leak Resulted in Both ECCS Trains Being Inoperable & Entry Into TS 3.0.3. Caused by Chloride Induced OD Stress Corrosion Cracking of Piping.Made Code Repairs & Coated Piping.With
type: Subject
label: 05000389/LER-1999-003, :on 990406,ECCS Suction Header Leak Resulted in Both ECCS Trains Being Inoperable & Entry Into TS 3.0.3. Caused by Chloride Induced OD Stress Corrosion Cracking of Piping.Made Code Repairs & Coated Piping.With
page: https://kanterella.com/05000389/LER-2D1999-2D003-2C_-3Aon_990406-2CECCS_Suction_Header_Leak_Resulted_in_Both_ECCS_Trains_Being_Inoperable_-26_Entry_Into_TS_3.0.3._Caused_by_Chloride_Induced_OD_Stress_…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000389/LER-1999-003, :on 990406,ECCS Suction Header Leak Resulted in Both ECCS Trains Being Inoperable & Entry Into TS 3.0.3. Caused by Chloride Induced OD Stress Corrosion Cracking of Piping.Made Code Repairs & Coated Piping.With

LER-1996-002-01, :on 960222,control Element Assembly Dropped on Unit 1 During Periodic Testing.Caused by Failed Silicon Control Rectifier in Upper Gripper Power Switch Module.Power Switch Modules Replaced
type: Subject
label: 05000335/LER-1996-002-01, :on 960222,control Element Assembly Dropped on Unit 1 During Periodic Testing.Caused by Failed Silicon Control Rectifier in Upper Gripper Power Switch Module.Power Switch Modules Replaced
page: https://kanterella.com/05000335/LER-2D1996-2D002-2D01-2C_-3Aon_960222-2Ccontrol_Element_Assembly_Dropped_on_Unit_1_During_Periodic_Testing.Caused_by_Failed_Silicon_Control_Rectifier_in_Upper_Gripper_P…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000335/LER-1996-002-01, :on 960222,control Element Assembly Dropped on Unit 1 During Periodic Testing.Caused by Failed Silicon Control Rectifier in Upper Gripper Power Switch Module.Power Switch Modules Replaced

Lag Circuit in Feedwater Regulating Valve Sys.Design Change Will Delete Circuits from SG Water Level Circuitry
type: Subject
label: 05000389/LER-1992-004-03, :on 920708,reactor Manually Tripped Due to Low SG Water Level.Caused by Failed Lead/Lag Circuit in Feedwater Regulating Valve Sys.Design Change Will Delete Circuits from SG Water Level Circuitry
page: https://kanterella.com/05000389/LER-2D1992-2D004-2D03-2C_-3Aon_920708-2Creactor_Manually_Tripped_Due_to_Low_SG_Water_Level.Caused_by_Failed_Lead/Lag_Circuit_in_Feedwater_Regulating_Valve_Sys.Design_Ch…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000389/LER-1992-004-03, :on 920708,reactor Manually Tripped Due to Low SG Water Level.Caused by Failed Lead/Lag Circuit in Feedwater Regulating Valve Sys.Design Change Will Delete Circuits from SG Water Level Circuitry

LER-1990-010-02, :on 900720,erroneous Low Temp Overprotection (LTOP) Setpoint Put in Place & Unit Entered Mode 3 on 900805.Caused by Personnel Error & Failure to Utilize Design Control Process.Setpoints Changed
type: Subject
label: 05000335/LER-1990-010-02, :on 900720,erroneous Low Temp Overprotection (LTOP) Setpoint Put in Place & Unit Entered Mode 3 on 900805.Caused by Personnel Error & Failure to Utilize Design Control Process.Setpoints Changed
page: https://kanterella.com/05000335/LER-2D1990-2D010-2D02-2C_-3Aon_900720-2Cerroneous_Low_Temp_Overprotection_-28LTOP-29_Setpoint_Put_in_Place_-26_Unit_Entered_Mode_3_on_900805.Caused_by_Personnel_Error_-…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000335/LER-1990-010-02, :on 900720,erroneous Low Temp Overprotection (LTOP) Setpoint Put in Place & Unit Entered Mode 3 on 900805.Caused by Personnel Error & Failure to Utilize Design Control Process.Setpoints Changed

05000461/LER-1917-004, For Clinton Power Station, Unit 1 Main Steam Isolation Valve Local Leak Rate Test Limit Exceeded During Refueling Outage
type: Subject
page: https://kanterella.com/05000461/LER-2D1917-2D004-2C_For_Clinton_Power_Station-2C_Unit_1_Main_Steam_Isolation_Valve_Local_Leak_Rate_Test_Limit_Exceeded_During_Refueling_Outage
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000461/LER-1917-004, For Clinton Power Station, Unit 1 Main Steam Isolation Valve Local Leak Rate Test Limit Exceeded During Refueling Outage

05000219/LER-2015-003, Regarding Failure of the No. 1 Emergency Diesel Generator to Start During Surveillance Testing
type: Subject
page: https://kanterella.com/05000219/LER-2D2015-2D003-2C_Regarding_Failure_of_the_No._1_Emergency_Diesel_Generator_to_Start_During_Surveillance_Testing
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000219/LER-2015-003, Regarding Failure of the No. 1 Emergency Diesel Generator to Start During Surveillance Testing

05000390/LER-2015-002, Regarding Unanalyzed Condition Related to Spurious Opening of a Pressurizer Power Operated Relief Valve During a Postulated Appendix R Fire
type: Subject
page: https://kanterella.com/05000390/LER-2D2015-2D002-2C_Regarding_Unanalyzed_Condition_Related_to_Spurious_Opening_of_a_Pressurizer_Power_Operated_Relief_Valve_During_a_Postulated_Appendix_R_Fire
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000390/LER-2015-002, Regarding Unanalyzed Condition Related to Spurious Opening of a Pressurizer Power Operated Relief Valve During a Postulated Appendix R Fire

05000280/LER-2012-001, Regarding Oil Foaming in Speed Increaser Results in Inoperable Charging Pump
type: Subject
page: https://kanterella.com/05000280/LER-2D2012-2D001-2C_Regarding_Oil_Foaming_in_Speed_Increaser_Results_in_Inoperable_Charging_Pump
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000280/LER-2012-001, Regarding Oil Foaming in Speed Increaser Results in Inoperable Charging Pump

05000272/LER-2006-001, Re Plant Turbine Trip - Reactor Trip with Reactor Power Above P-9
type: Subject
page: https://kanterella.com/05000272/LER-2D2006-2D001-2C_Re_Plant_Turbine_Trip_-2D_Reactor_Trip_with_Reactor_Power_Above_P-2D9
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000272/LER-2006-001, Re Plant Turbine Trip - Reactor Trip with Reactor Power Above P-9

05000440/LER-2006-001, Re Incorrect Wiring in the Remote Shutdown Panel Results in a Fire Protection Program Violation
type: Subject
page: https://kanterella.com/05000440/LER-2D2006-2D001-2C_Re_Incorrect_Wiring_in_the_Remote_Shutdown_Panel_Results_in_a_Fire_Protection_Program_Violation
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000440/LER-2006-001, Re Incorrect Wiring in the Remote Shutdown Panel Results in a Fire Protection Program Violation

05000454/LER-2005-004, Regarding Technical Specification Required Action Not Satisfied Due to Ambiguous Implementing Procedure
type: Subject
page: https://kanterella.com/05000454/LER-2D2005-2D004-2C_Regarding_Technical_Specification_Required_Action_Not_Satisfied_Due_to_Ambiguous_Implementing_Procedure
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000454/LER-2005-004, Regarding Technical Specification Required Action Not Satisfied Due to Ambiguous Implementing Procedure

05000397/LER-2004-004, Regarding Items of Reportability and Corrective Actions Taken
type: Subject
page: https://kanterella.com/05000397/LER-2D2004-2D004-2C_Regarding_Items_of_Reportability_and_Corrective_Actions_Taken
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000397/LER-2004-004, Regarding Items of Reportability and Corrective Actions Taken

05000321/LER-2003-001, Edwin I.Hatch Nuclear Plant - Unit 1 Regarding Broken Reactor Protection System Neutral Bolt Results in RPS Bus Trip
type: Subject
page: https://kanterella.com/05000321/LER-2D2003-2D001-2C_Edwin_I.Hatch_Nuclear_Plant_-2D_Unit_1_Regarding_Broken_Reactor_Protection_System_Neutral_Bolt_Results_in_RPS_Bus_Trip
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000321/LER-2003-001, Edwin I.Hatch Nuclear Plant - Unit 1 Regarding Broken Reactor Protection System Neutral Bolt Results in RPS Bus Trip

05000390/LER-2003-002, Failure in Power Distribution Panel in Reactor Protection Panel 1-R-9
type: Subject
page: https://kanterella.com/05000390/LER-2D2003-2D002-2C_Failure_in_Power_Distribution_Panel_in_Reactor_Protection_Panel_1-2DR-2D9
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000390/LER-2003-002, Failure in Power Distribution Panel in Reactor Protection Panel 1-R-9

LER-2002-003, For Arkansas Unit 1 Reactor Coolant System Pressure Boundary Leakage from a Crack in a Control Rod Drive Mechanism Nozzle Reactor Vessel Head Penetration Weld Due to Previous Weld Repair Method
type: Subject
label: 05000313/LER-2002-003, For Arkansas Unit 1 Reactor Coolant System Pressure Boundary Leakage from a Crack in a Control Rod Drive Mechanism Nozzle Reactor Vessel Head Penetration Weld Due to Previous Weld Repair Method
page: https://kanterella.com/05000313/LER-2D2002-2D003-2C_For_Arkansas_Unit_1_Reactor_Coolant_System_Pressure_Boundary_Leakage_from_a_Crack_in_a_Control_Rod_Drive_Mechanism_Nozzle_Reactor_Vessel_Head_Penetr…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000313/LER-2002-003, For Arkansas Unit 1 Reactor Coolant System Pressure Boundary Leakage from a Crack in a Control Rod Drive Mechanism Nozzle Reactor Vessel Head Penetration Weld Due to Previous Weld Repair Method

05000483/LER-2002-011, For Callaway Plant Unit 1 Regarding a Steam Generator Tube Inspection Results Classified as C-3
type: Subject
page: https://kanterella.com/05000483/LER-2D2002-2D011-2C_For_Callaway_Plant_Unit_1_Regarding_a_Steam_Generator_Tube_Inspection_Results_Classified_as_C-2D3
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000483/LER-2002-011, For Callaway Plant Unit 1 Regarding a Steam Generator Tube Inspection Results Classified as C-3

05000335/LER-2002-001, As-Found Cycle 17 Main Steam Safety Value Setpoints Outside Technical Specification Limits
type: Subject
page: https://kanterella.com/05000335/LER-2D2002-2D001-2C_As-2DFound_Cycle_17_Main_Steam_Safety_Value_Setpoints_Outside_Technical_Specification_Limits
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000335/LER-2002-001, As-Found Cycle 17 Main Steam Safety Value Setpoints Outside Technical Specification Limits

05000316/LER-2002-001, Containment Isolation Valve Alignment Error During Local Leak Rate Testing
type: Subject
page: https://kanterella.com/05000316/LER-2D2002-2D001-2C_Containment_Isolation_Valve_Alignment_Error_During_Local_Leak_Rate_Testing
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000316/LER-2002-001, Containment Isolation Valve Alignment Error During Local Leak Rate Testing

LER-1998-003, :on 980519,Mode 3 Entry Without Completion of Surveillance Requirement Occurred.Caused by Failure of I&C Technicians to Perform Each Sp as Written or Adherence. Revised Procedure
type: Subject
label: 05000346/LER-1998-003, :on 980519,Mode 3 Entry Without Completion of Surveillance Requirement Occurred.Caused by Failure of I&C Technicians to Perform Each Sp as Written or Adherence. Revised Procedure
page: https://kanterella.com/05000346/LER-2D1998-2D003-2C_-3Aon_980519-2CMode_3_Entry_Without_Completion_of_Surveillance_Requirement_Occurred.Caused_by_Failure_of_I-26C_Technicians_to_Perform_Each_Sp_as_Wri…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000346/LER-1998-003, :on 980519,Mode 3 Entry Without Completion of Surveillance Requirement Occurred.Caused by Failure of I&C Technicians to Perform Each Sp as Written or Adherence. Revised Procedure

05000424/LER-1999-003-02, :on 990922,CR Door Painting Resulted in Loss of Positive Pressure Boundary.Caused by Inadequate pre-job Briefing.Doors Were Closed Upon Discovery by CR Personnel. with
type: Subject
page: https://kanterella.com/05000424/LER-2D1999-2D003-2D02-2C_-3Aon_990922-2CCR_Door_Painting_Resulted_in_Loss_of_Positive_Pressure_Boundary.Caused_by_Inadequate_pre-2Djob_Briefing.Doors_Were_Closed_Upon_D…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000424/LER-1999-003-02, :on 990922,CR Door Painting Resulted in Loss of Positive Pressure Boundary.Caused by Inadequate pre-job Briefing.Doors Were Closed Upon Discovery by CR Personnel. with

LER-1987-003, :on 870202,failure to Perform Surveillance Test on Source Range Nuclear Instrumentation within Specified Interval Discovered.Caused by Personnel Error.Procedure for Surveillance Test Scheduling Being Revised
type: Subject
label: 05000443/LER-1987-003, :on 870202,failure to Perform Surveillance Test on Source Range Nuclear Instrumentation within Specified Interval Discovered.Caused by Personnel Error.Procedure for Surveillance Test Scheduling Being Revised
page: https://kanterella.com/05000443/LER-2D1987-2D003-2C_-3Aon_870202-2Cfailure_to_Perform_Surveillance_Test_on_Source_Range_Nuclear_Instrumentation_within_Specified_Interval_Discovered.Caused_by_Personnel…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000443/LER-1987-003, :on 870202,failure to Perform Surveillance Test on Source Range Nuclear Instrumentation within Specified Interval Discovered.Caused by Personnel Error.Procedure for Surveillance Test Scheduling Being Revised

LER-1987-001, :on 870108,chemistry Section Personnel Determined Hydrogen Samples Taken from Condenser Offgas Pretreatment Sample Station Not Representative of Main Condenser Offgas Due to Failed Solenoid Valve
type: Subject
label: 05000416/LER-1987-001, :on 870108,chemistry Section Personnel Determined Hydrogen Samples Taken from Condenser Offgas Pretreatment Sample Station Not Representative of Main Condenser Offgas Due to Failed Solenoid Valve
page: https://kanterella.com/05000416/LER-2D1987-2D001-2C_-3Aon_870108-2Cchemistry_Section_Personnel_Determined_Hydrogen_Samples_Taken_from_Condenser_Offgas_Pretreatment_Sample_Station_Not_Representative_of…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000416/LER-1987-001, :on 870108,chemistry Section Personnel Determined Hydrogen Samples Taken from Condenser Offgas Pretreatment Sample Station Not Representative of Main Condenser Offgas Due to Failed Solenoid Valve

LER-1999-006-01, :on 990614,plant Experienced Automatic Reactor Trip Following Loss of 7kV Bus.Caused by Spurious Actuation of Relay on Either RCP 1A or 2A.Personnel Performed Final Switchgear Walkdown with Indications Normal.With
type: Subject
label: 05000382/LER-1999-006-01, :on 990614,plant Experienced Automatic Reactor Trip Following Loss of 7kV Bus.Caused by Spurious Actuation of Relay on Either RCP 1A or 2A.Personnel Performed Final Switchgear Walkdown with Indications Normal.With
page: https://kanterella.com/05000382/LER-2D1999-2D006-2D01-2C_-3Aon_990614-2Cplant_Experienced_Automatic_Reactor_Trip_Following_Loss_of_7kV_Bus.Caused_by_Spurious_Actuation_of_Relay_on_Either_RCP_1A_or_2A.…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000382/LER-1999-006-01, :on 990614,plant Experienced Automatic Reactor Trip Following Loss of 7kV Bus.Caused by Spurious Actuation of Relay on Either RCP 1A or 2A.Personnel Performed Final Switchgear Walkdown with Indications Normal.With

05000454/LER-1997-013-03, :on 970522,valve Mistakenly Opened & Caused post-LOCA Leakage to Exceed Limit.Cause Unknown.Licensee Identified Affected Sys & Procedures That Vent or Open Affected Sys
type: Subject
page: https://kanterella.com/05000454/LER-2D1997-2D013-2D03-2C_-3Aon_970522-2Cvalve_Mistakenly_Opened_-26_Caused_post-2DLOCA_Leakage_to_Exceed_Limit.Cause_Unknown.Licensee_Identified_Affected_Sys_-26_Proced…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000454/LER-1997-013-03, :on 970522,valve Mistakenly Opened & Caused post-LOCA Leakage to Exceed Limit.Cause Unknown.Licensee Identified Affected Sys & Procedures That Vent or Open Affected Sys

LER-1996-007, :on 960730,determined That Itt Barton Model 763 Pressure Transmitters Safety Hazard After Previous Failures. Caused by Loose Strain Gauge Lead.Devices Returned for Analytical Testing.Also Reportable Per Part 21
type: Subject
label: 05000395/LER-1996-007, :on 960730,determined That Itt Barton Model 763 Pressure Transmitters Safety Hazard After Previous Failures. Caused by Loose Strain Gauge Lead.Devices Returned for Analytical Testing.Also Reportable Per Part 21
page: https://kanterella.com/05000395/LER-2D1996-2D007-2C_-3Aon_960730-2Cdetermined_That_Itt_Barton_Model_763_Pressure_Transmitters_Safety_Hazard_After_Previous_Failures._Caused_by_Loose_Strain_Gauge_Lead.D…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000395/LER-1996-007, :on 960730,determined That Itt Barton Model 763 Pressure Transmitters Safety Hazard After Previous Failures. Caused by Loose Strain Gauge Lead.Devices Returned for Analytical Testing.Also Reportable Per Part 21

LER-1994-007-01, :on 941018,reactor Trip Occurred & TS Violated. Caused by Document Use Practices & Less than Adequate Mgt Directions.Cr Operators Entered Appropriate Emergency Procedures & Stabilized Plant
type: Subject
label: 05000414/LER-1994-007-01, :on 941018,reactor Trip Occurred & TS Violated. Caused by Document Use Practices & Less than Adequate Mgt Directions.Cr Operators Entered Appropriate Emergency Procedures & Stabilized Plant
page: https://kanterella.com/05000414/LER-2D1994-2D007-2D01-2C_-3Aon_941018-2Creactor_Trip_Occurred_-26_TS_Violated._Caused_by_Document_Use_Practices_-26_Less_than_Adequate_Mgt_Directions.Cr_Operators_Enter…
wiki namespace: 0
wiki page content language: en
NRC form: NRC Form 356A
wiki page sort key: 05000414/LER-1994-007-01, :on 941018,reactor Trip Occurred & TS Violated. Caused by Document Use Practices & Less than Adequate Mgt Directions.Cr Operators Entered Appropriate Emergency Procedures & Stabilized Plant

NRC form
type: ObjectProperty
page: https://kanterella.com/Property-3ANRC_form
wiki namespace: 102
wiki page content language: en
wiki page sort key: NRC form
type: wpg