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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

• 05000369/LER-1985-036-01, :on 851119,reactor Tripped Due to Feedwater Pump Turbine Trip on High Discharge Pressure.Caused by Rod Control Sys Not Lowering Power Enough During Turbine Runback.Failed Fuse Will Be Replaced  + (23:17:32, 11 December 2024)
• 05000298/LER-1985-017, :on 851122,HPCI Sys Deemed Inoperable During Startup Operability Testing After Turbine Outage.Caused When Reactor Pressure Exceeded 113 Psig & Operators Unable to Confirm Opening of Injection Valve Disc  + (23:17:34, 11 December 2024)
• ML20138P808  + (23:17:36, 11 December 2024)
• 05000245/LER-1985-028, :on 851122,possible IGSCC Identified in Several Welds on Both Jet Pump Instrumentation Assemblies.Cause Not Stated.Indications Repaired Using Weld Overlay Technique.W/  + (23:17:38, 11 December 2024)
• 05000260/LER-1985-016-02, :on 850606,excessive Setpoint Drift Discovered During Bench Testing.On 850722,factory Testing by Automatic Switch Co Confirmed TVA Test Data.Four Switches Returned to Factory  + (23:17:40, 11 December 2024)
• ML20138P801  + (23:17:42, 11 December 2024)
• ML20138P798  + (23:17:43, 11 December 2024)
• U-600357, Final Deficiency Rept 55-85-09 Re Inadequate Implementation of Design Change Documents by Baldwin Assoc & Improper Use of Field Interference Notice by Zack Co.Initially Reported on 850816.Condition Not Reportable Under 10CFR50.55(e)  + (23:17:44, 11 December 2024)
• ML20138P792  + (23:17:45, 11 December 2024)
• ML20138P790  + (23:17:46, 11 December 2024)
• ML20138P788  + (23:17:47, 11 December 2024)
• ML20138P785  + (23:17:48, 11 December 2024)
• ML20138P784  + (23:17:48, 11 December 2024)
• ML20138P782  + (23:17:49, 11 December 2024)
• ML20138P781  + (23:17:50, 11 December 2024)
• ML20138P780  + (23:17:51, 11 December 2024)
• ML20138P779  + (23:17:52, 11 December 2024)
• ML20138P778  + (23:17:52, 11 December 2024)
• ML20138P777  + (23:17:53, 11 December 2024)
• IR 05000219/1985033  + (23:17:54, 11 December 2024)
• ML20138P775  + (23:17:55, 11 December 2024)
• ML20138P774  + (23:17:56, 11 December 2024)
• 05000331/LER-1985-040, :on 851010,unintentional Momentary Violation of Secondary Containment Occurred When Both Airlock Doors Simultaneously Opened.Caused by Loose Wire on Solenoid.Wire Repaired.Amend to Tech Specs Requested  + (23:17:58, 11 December 2024)
• IR 05000456/1985052  + (23:18:01, 11 December 2024)
• 05000293/LER-1985-032, :on 851125,5 of 16 Main Steam Line High Flow Switches Found Outside of Required Setpoint During Routine Primary Containment Isolation Sys Surveillance.Caused by Improper Alignment of Switch Linkage  + (23:18:03, 11 December 2024)

• ML20138P767  + (23:18:05, 11 December 2024)

• ML20138P763  + (23:18:06, 11 December 2024)
• 05000366/LER-1985-032-01, :on 851005,while Placing Reactor Water Cleanup (RWCU) Sys in Svc,Personnel Noted That RWCU Pump Inboard Suction Isolation Valve Isolated on High Sys Differential Flow.Caused by Valves Leaking Past Seats  + (23:18:08, 11 December 2024)
• ML20138P760  + (23:18:09, 11 December 2024)
• ML20138P759  + (23:18:10, 11 December 2024)
• ML20138P758  + (23:18:11, 11 December 2024)
• 05000458/LER-1985-037, :on 851117,while in Startup,Erroneous RWCU Isolation Occurred.Caused by Defective Trip Unit.Trip Condition Reset  + (23:18:12, 11 December 2024)
• ML20138P754  + (23:18:16, 11 December 2024)
• 05000312/LER-1985-019, :on 851002,reactor Trip Occurred & RCS Temp Decreased to Approx 70 F.Caused by Excessive Steam Loads Due to Two Open Relief Valves on Feedwater Heater 4A.HPI Flow Manually Initiated to Maintain Pressure  + (23:18:18, 11 December 2024)
• 05000237/LER-1985-036-03, :on 851002,reactor Bldg Ventilation Sys Trip Occurred from Fuel Pool Monitor Downscale Trip.Caused by Loose Channel a Connector & Low Channel B Setpoint.Anomalies Corrected.Bldg Sys Reset  + (23:18:21, 11 December 2024)
• ML20138P750  + (23:18:22, 11 December 2024)
• 05000282/LER-1985-014, :on 851001,breaker 12M Accidentally Tripped Making Safeguards Bus 120 Inoperable.Caused by Contractor Workman Bumping Manual Trip Device & Mgt Deficiency.Breaker Reclosed.Administrative Controls Tightened  + (23:18:24, 11 December 2024)
• ML20138P748  + (23:18:25, 11 December 2024)
• 05000317/LER-1985-014, :on 851120,discovered One Isolation Damper in Each of Two Control Room HVAC Inlet Ducts Inoperable.Caused by Improper Adjustment of Damper Linkages.Blade Brackets Replaced & Procedure Changed  + (23:18:27, 11 December 2024)
• 05000266/LER-1985-009, :on 851009,turbine Runback Occurred Due to Rod Drop Signal on Power Range Nuclear Instrumentation Sys. Caused by Technician Introducing Signal During Calibr of Negative Rate Runback Setpoint  + (23:18:29, 11 December 2024)
• 05000295/LER-1985-032, :on 850909,six Containment Isolation Phase a Valves Stroked Closed During Periodic Test PT-10, Safeguards Actuation Unit 1. Caused by Personnel Error. Test Operators Cautioned  + (23:18:32, 11 December 2024)
• 05000260/LER-1985-013-03, :on 851002,during Performance of Plant Surveillance Instruction,Inadvertent Secondary Containment Isolation Occurred When Alternate Feeder Breaker to Shutdown Board Tripped.Caused by Binding Trip Button  + (23:18:35, 11 December 2024)
• 05000259/LER-1985-050, :on 851003,during Review of Surveillance Requirements,Determined Several Instrument Surveillances Not Performed Per Tech Specs.Caused by Failure to Implement Plant Procedures  + (23:18:37, 11 December 2024)
• 05000458/LER-1985-011, :on 850930,both Divs of Secondary & Primary Containment Isolation Spuriously Actuated.Caused by Testing Which Generated Div II MSIV Isolation Signal.Testing Reperformed & No Isolations Occurred  + (23:18:40, 11 December 2024)
• ML20138P736  + (23:18:40, 11 December 2024)
• 05000267/LER-1984-012, :on 841105,only Half of Reserve Shutdown Matl Discharged from Reserve Shutdown Hopper Assembly of Control Drive During Testing.Caused by Reaction of Water Vapor Entering Assembly.Absorber Matl Replaced  + (23:18:42, 11 December 2024)
• 05000373/LER-1985-063-01, :on 851008,control Room HVAC Chlorine Detector B Tripped & Would Not Reset.Caused by Lower than Normal Electrolyte Drip Rate.Proper Drip Rate & Local & Control Room Alarms Restored  + (23:18:45, 11 December 2024)
• ML20138P732  + (23:18:46, 11 December 2024)
• ML20138P730  + (23:18:47, 11 December 2024)
• ML20138P727  + (23:18:49, 11 December 2024)
• ML20138P724  + (23:18:51, 11 December 2024)