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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.

List of results

• 05000388/LER-2015-002  +
• U-601577, Special Rept:On 891120,Div 1 Diesel Generator 1A Failed During Surveillance Testing.Caused by Erratic Start Times. Diesel Generator Governors Readjusted  +
• 05000272/LER-1981-038-03, /03L-0:on 810404,during Routine Testing,No Audible Fire Alarm Signals Were Generated.Caused by Out of Adjustment Limit Switch.Decoder & Limit Switch Readjusted, Cycled & Tested Satisfactorily  +
• 05000255/LER-1991-008, :on 910409,qualified Core Exit Thermocouple Declared Inoperable Due to Inaccurate Readings.Caused by Combination of Personnel Error & Ineffective Communication. Event Rept PAL-91-011 Initiated  +
• ML050250211  +
• ML20058K261  +
• ML20084M346  +
• ML20137T144  +
• ML20133G577  +
• ML20154L845  +
• ML20151W823  +
• ML20149E295  +
• ML20197A792  +
• ML20237K567  +
• IR 05000293/1989004  +
• ML20246A756  +
• IR 05000324/1982024  +
• 05000313/LER-1987-005-01, :on 870825,reactor Trip Occurred Due to Failure of One Phase of Breaker 5118.Caused by Relay Personnel Forgetting to Pull Breaker Failure Module.Maint & Testing Performed & Procedures Under Evaluation  +
• 05000287/LER-1998-001-06, :on 981203,determined That LLRT Had Not Been Performed on Fittings.Caused by Inappropriate Action of Maint Field Planner & PMT Scheduler.Counseled Individuals Involved & Enhanced PMT Guidance.With  +
• 05000333/LER-1997-002, :on 970124,shutdown Cooling Isolation Occurred. Caused by Pressure Transient.Placed Shutdown Cooling in Service After Resetting Isolation Logic & Refilling & Venting Sys  +
• 05000331/LER-1985-031, :on 850802,RCIC Sys Turbine/Pump Initiation & Control Power Static Inverter Removed from Svc,Rendering RCIC Sys Inoperable.Caused by Failure of Inverter Unit. Inverter Replaced  +
• 05000353/LER-1996-009-03, :on 961224,unit Scram & Reactor Protection Sys Actuation Occurred Due to Failure of Bill Joint That Connects Recirculation Pump Motor Generator Set Scoop Tube to Tube Positioner.Failed Ball Joint Was Replaced  +
• 05000286/LER-1984-015, :on 841116,phase-to-phase Fault Across Station Auxiliary Transformer Buswork Caused Loss of Normal Offsite Power.Caused by Piece of Metal Blown Onto Buswork.Power Restored Through Alternate Offsite Source  +
• 05000440/LER-1992-021, :on 921101,discovered That APRM Gain & Channel Calibration Had Not Been Calibrated Per TS 3.3.1.Caused by Multiple Personnel Error.Lco Tracking Sys Will Be Covered in Licensed Operator Requalification Training  +
• 05000331/LER-1992-016, :on 921022,control Bldg Chiller B Tripped & Could Not Be Promptly Restarted,Resulting in Loss of Control Bldg Air Conditioning.Caused by Air Bubble in Chilled Water Piping.Air Purged & Circuitry Verified Intact  +
• 05000286/LER-1984-015-01, :on 841116,several Breakers in Electrical Distribution Sys Failed to Operate During Station Blackout. Caused by Piece of Metal Blown Onto a & B Phase Buswork of Station Auxiliary Transformer by High Winds  +
• 05000254/LER-1992-010-03, :on 920407,loss of 125 Volt Dc Turbine Bldg Bus 1A & 1A-2 Occurred.Caused by Personnel Error.Plexiglass Covers Placed Over Disconnects Until Work Completed  +
• 05000413/LER-1992-004, :on 920314,discovered That Limit Switch Contacts in Incorrect Position on AF Sys motor-driven Pump B Discharge to SG 1C Isolation Valve.On 920302 Design Defect Noted W/Circuit.Valve Replaced  +
• 05000414/LER-1992-004-01, :on 920314,personnel Discovered That Limit Switch Contacts Were in Incorrect Position.Cause Not Determined.Wr 92017000 01 Completed & TT/1/A/9200 65 Was Successfully Completed  +
• 05000412/LER-1995-004-01, :on 950725,TS Violation Involving High Seal Injection Flow Occurred Due to Personnel Error.Restored Seal Injection Flow within TS Limits  +
• 05000353/LER-1990-011, :on 900713,reactor Encl Secondary Containment Isolation or Low Differential Pressure Occurred.Caused by Severed Instrument Air Line.Instrument Air Line Repaired on 900713  +
• 05000353/LER-1990-011-02, :on 900713,positive Differential Pressure Condition Between Reactor Encl Secondary Containment & Outside Atmosphere Occurred,Resulting in Blowout Panel Actuation.Caused by Severed Air Supply Line  +
• 05000346/LER-1979-104-03, /03L-0:on 791025,reactor Coolant Pump 2-2 Tripped While Pump 1-1 Shut Down.Caused by Blown Fuse in Pump Interlock Circuit Due to Double Grounding on Dc Buses.Maint Work Orders & Facility Change Requests Completed  +
• 05000281/LER-1988-003-01, :on 880220,individual Rod Position Indicators Differed from Demand Counter by Greater than 12 Steps. Caused by Generic Westinghouse PWR Concern.Indicators Calibr to Give Correct Readings  +
• ML20024F106  +
• ML20248M180  +
• 05000333/LER-1999-001, :on 990114,incorrect EDG line-up During Fire Placed Plant in Condition Outside Design Basis.Caused by Inadequate Procedures & Insufficient Operator Training. Revised EDG Operating & Surveillance Test Procedures  +
• 05000280/LER-1986-003, :on 860119,at 97% Power,Reactor Tripped Manually Following Drop of Four Fuel Rods Into Core & Turbine Runback.Caused by Control Rod Logic Cabinet Jump Short.Abnormal Procedure 1.4 Changed  +
• 05000267/LER-1988-009, :on 880506,reactor Scram on High Hot Reheat Temp Occurred Following Trip of Helium Circulator B.Caused by Malfunction of Analog Averaging Instrument in Overall Plant Control Sys.Calibr Method Revised  +