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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
- 05000416/LER-1982-090, Forwards LER 82-090/99X-0 +
- 05000366/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000311/LER-1982-090, Forwards LER 82-090/03L-0.Detailed Event Analysis Encl +
- 05000338/LER-1978-090, Forwards LER 78-090/03L-0 +
- 05000325/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000324/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000328/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000338/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000259/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000361/LER-1982-090, Forwards LER 82-090/03L-0.Detailed Event Analysis Submitted +
- 05000325/LER-1978-090, Forwards LER 78-090/03L-0 +
- 05000315/LER-1983-090, Forwards Updated LER 83-090/03X-1 & LER 83-120/03L-0 +
- 05000321/LER-1982-090, Forwards LER 82-090/03L-0 +
- 05000346/LER-1978-090, Forwards LER 78-090/03L-0 +
- 05000366/LER-1979-090, Forwards LER 79-090/03L-0 +
- 05000259/LER-1980-090-03, /03L-1:on 801210,during Normal Operation, Continuous Air Monitor for Reactor/Turbine Ventilation Exhaust Declared Inoperable.Caused by Iodine Channel Indication Downscale.Instrument Repaired +
- 05000440/LER-1986-090, :on 861225,one Standby Liquid Control Sys Train Inoperable,Violating Tech Spec 3.0.4.Caused by Work Package Deficiency Due to Personnel Error.Personnel Counseled & Training Initiated +
- 05000354/LER-1986-090, :on 861128,min Required Radiation Monitors Not in Svc When Operational Condition Changed.Caused by Personnel Miscommunication & Input Error to Work Order Tracking Sys.Procedures to Be Reviewed W/Staff +
- 05000346/LER-1978-090-03, /03L-0:on 780813,makeup Pump 1-2 Declared Inoperable Due to Excessive Oil Leakage from Inboard Reflector Disk.Caused by Personnel Leaving Sealant Around Disc,Preventing Proper Oil Seal.Pump Cleaned & re-assembled +
- 05000454/LER-1985-090, :on 851009,reactor Tripped Due to False Low Flow Signals from RCS Loop 1D.Caused by Venting Loop Flow Transmitter.Calibr of Reactor Coolant Flow Loop Being Revised to Restrict Work on Transmitters +
- 05000352/LER-1985-090, :on 851117,while in Shutdown Mode,High Toxic Chemical Concentration Alarm Annunciated.Cause Unknown.High Reading Returned to Normal After Isolation of Main Control Room Ventilation Sys +
- 05000528/LER-1985-090, :on 851216,automatic Actuation of Plant Protection Sys Resulted in Reactor Trip Due to Low Level in Steam Generator 1.Caused by Operator Error.Operating Procedures Revised +
- 05000346/LER-1979-090-03, /03L-0:on 790827,main Stream Line to Auxiliary Feed Pump Turbine 1-2 Steam Isolation Valve MS-107 Failed to Operate Properly.Caused by Surface Corrosion & Wear on Valve Seat.Torque Switch Setting Increased from 2.0 to 2.5 +
- 05000366/LER-1979-090-03, /03L-0 on 790802:while Performing Calibr Procedure 2E41-NO12C,setpoint Exceeded Tech Specs.Caused by Instrument Drift.Instrument Recalibr & Surveillance Procedure Performed Successfully +
- 05000374/LER-1984-090, :on 841216,primary Containment Vacuum Breaker a Cycled Open & Then Closed.Caused by Temp/Pressure Decrease in Primary Containment Due to Operation of Vent & Purge Sys or Startup of Containment Chiller +
- 05000373/LER-1984-090-01, :on 841226,HPCS Pump Suction Valve to Suppression Pool Opened,While Normal Suction Valve to Cycled Condensate Tank Closed.Caused by High Suppression Pool Level.Pool Level Lowered to Normal +
- 05000397/LER-1984-090, :on 840807,open Main Steam Line Drain Valves Provided Direct Flowpath from Reactor Pressure Vessel (RPV) to Main Condenser Causing RPV Level to Decrease to +13 Inches & Reactor Protection Sys Actuation +
- 05000325/LER-1978-090-03, /03L-0 on 781230:reactor Vessel Conductivity Exceeded 24-h Limit Due to Organic Compound in Condensate Storage Tank +
- 05000324/LER-1983-090-01, /01T-0:on 831111,drywell Equipment Drain Line, Floor Drain Line & Svc Air Header Determined Inadequate to Prevent Primary Containment Isolation During Seismic Event. Caused by Oversight During Design +
- 05000321/LER-1983-090-03, During Procedure HNP-1-3405,RCIC Declared Inoperable.Caused by Setpoint Drift & Component Failure.Low Bearing Oil Pressure Switch Recalibr & Turbine Exhaust Switches Dried Out +
- 05000369/LER-1983-090-03, /03L-0:on 830924,Loop D Overpower Delta T & Overtemp Delta T Declared Inoperable.Caused by Component Failure Due to Failed Lead/Lag Amplifier Card TY-441K.Card Replaced.Loop Calibr +
- 05000370/LER-1983-090-03, /03L-0:on 831223,isolation Transformer for Circuit Containing Generator 2A Breaker Synchronization Check Relays Overheated.Caused by Short in Synchronization Check Relays. Relay Replaced +
- 05000348/LER-1983-090-03, /03L-0:on 831224,radiation Monitors R-11 & R12 Declared Inoperable When Vacuum Pump Tripped.Caused by Flow Rate Set Too High.Method for Adjusting Flow Rate Revised & Monitors Returned to Svc +
- 05000321/LER-1982-090-03, /03L-0:on 821116,during Hydraulic Shock & Sway Arreston Insp & Functional Test Procedure,Snubber Found Inoperable.Caused by Component Failure Due to Worn Piston Rod Seal.Snubber Replaced & Returned to Operable Status +
- 05000416/LER-1983-090-01, Inlet Valve to Reactor Water Cleanup Sys Nonregenerative HX Discovered Closed. Caused by Valve Isolation When Relay Removed During Limiting Safety Sys Setting Troubleshooting +
- 05000316/LER-1983-090-03, /03L-0:on 830920,during Surveillance Test on solid-state Protection Sys,Two Logic Positions Tested Unsatisfactorily.Caused by Defective Universal Card A-311. Logic Card Replaced +
- 05000366/LER-1983-090-03, /03L-0:on 830820,while Removing Trapped Personnel from Drywell Through Airlock,Primary Containment Could Not Be Maintained.Caused by Broken Cam Followers on Airlock Door.Cam Followers Replaced +
- 05000327/LER-1983-090-03, /03L-0:on 830714,w/Unit 1 in Mode 1 & Unit 2 in Mode 1,while Performing SMI-1-SD1B-5,6,900-volt Shutdown Board 1B-B Deenergized.Caused by Personnel Failure to Reset Device 86S1B Before Replacing Trip Cut Blocks +
- 05000387/LER-1983-090-03, /03L-0:on 830606,containment Atmosphere Hydrogen Dioxide Analyzer Placed in Svc from Standby Condition & Exhibited Erroneous Readings.Analyzers Declared Inoperable. Caused by Calibr Gas in Lines.Lines Purged +
- 05000333/LER-1978-090, Forwards LER 78-090/03L-0 +
- 05000338/LER-1982-090-03, /03L-0:on 821205,3A Auxiliary Feedwater Pump Removed from Svc to Determine Cause of Overcurrent Flag Drops on a & C Phase.Cause Not Determined.Flags Reset & Motor Bridged & Meggered W/O Discrepancies +
- 05000259/LER-1982-090-03, /03L-0:on 821104,secondary Containment Breached When Turbine to Reactor Bldg Doors Opened Simultaneously During Door Interlock Maint.Caused by Insufficient Control While Interlocks Inoperable.Door Watch Instructions Written +
- 05000272/LER-1982-090-01, /01T-0:on 821121,video Insp of Removed Fuel Assemblies Revealed Cladding Ruptures on Element in Fuel Assembly D-20.Cause Unknown.Vendor to Conduct More Detailed Investigation +
- 05000316/LER-1982-090-03, /03L-0:on 821026,stem Leakage Discovered at Valve CS-386 in Boric Acid Makeup Sys.Caused by Hole in Diaphragm of Itt Grinnell 2-inch Valve.Cause of Hole Unknown. Diaphragm Replaced & Flow Path Returned to Svc +
- 05000315/LER-1982-090-03, /03L-0:on 821012,during Routine Surveillance,High Vibration Discovered at South Safety Injection Pump.Cause Not Stated.Shaft Straightened,Impellers Balanced,Spacer Sleeve,Locknut & Impeller Hubs Lapped & Motor Realigned +
- 05000311/LER-1982-090-03, /03L-0:on 820822,operator Discovered Seal Cut on 100-ft Elevation Containment Air Lock Outer Door.Caused by Rubber Seal Partially Leaving Retaining Groove Due to Personnel Closing Door W/Excessive Force.Seal Replaced +
- 05000325/LER-1982-090-03, /03L-0:on 820728,control Bldg Chlorine Detection Sys Calibr Procedure PT-46.3PC Exceeded Time Limitation When Performed on 820113.Caused by Incorrect Input Into Surveillance Tracking Computer Program +
- 05000321/LER-1980-090-03, /03L-0:on 800731,w/mode Switch in Run During Normal Operation,Drywell Torus hydrogen-oxygen Recorder Was Found Inoperative.Caused by Defective Recorder Amplifier. Amplifier Replaced.Recorder Calibr & Returned to Svc +
- 05000324/LER-1982-090-03, /03L-0:on 820704,trip Logic Associated W/Rod Groups 1 & 4 Automatically Reset.Caused by Loose Operator Set Screw in Reactor Scram Reset Switch.Switch Adjusted & Returned to Svc.After Similar 820723 Event,Switch Replaced +
- 05000361/LER-1982-090-03, /03L-0:on 820807,turbine Isolation Valves Declared Inoperable Due to Inability to Place Turbine Overspeed Protection Sys in Exercise Mode.Caused by Intermittent Sticking of Hydraulic Dump Valve Position Switches +