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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

• 05000254/LER-2004-003, Regarding Control Room Emergency Ventilation Test Failure Due to Deficient Modification to Hatch Covers  +
• 05000254/LER-2002-001  +
• 05000272/LER-1980-060-03, /03L-0:on 801008,nuclear HDR 11SW Taken Out of Svc.All Diesel Generators Found Overheating & Declared Inoperable.Caused by Valve Positioner & Indicators Incorrectly Aligned W/Valve.Positioner Realigned  +
• ML18078A862  +
• ML18066A365  +
• ML18058B799  +
• L-13-194, LER 13-S02-01 for Perry, Unit 1 Regarding Security Weapon Left Unattended  +
• L-13-143, LER 13-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Security Weapon Left Unattended  +
• GO2-06-032, Radioactive Effluent Release Report, January Through December 2005  +
• ML20059H863  +
• ML20101N143  +
• ML20094L179  +
• ML20112H019  +
• ML20136H129  +
• ML20128B956  +
• ML20151G194  +
• ML20155E330  +
• ML20065U432  +
• RBG-38-111, Responds to Violations Noted in Insp Rept 50-458/92-34 on 921108-1219.Corrective Actions:Training Initiated for All ROs & SROs on Interpretation of TS 3.7.3, Entry Into Operational Condition & Coils in Unit Cooler Cleaned  +
• 05000346/LER-2021-003, Reactor Trip Due to Failed Uninterruptible Power Supply and Steam Feedwater Rupture Control System Actuations  +
• 05000313/LER-1989-002-01, :on 890120,reactor Trip Occurred Due to Failure in Main Generator Exciter & Two Reactor Coolant Pumps Tripped on Undervoltage When Bus H1 Failed to Fast Transfer to Offsite Power.Caused by Arcing in Exciter  +
• 05000352/LER-1989-047, :on 890720,identified That Svc Water Sys Unavailable to Provide Cooling Water to ECCS & RCIC Sys Due to Valve Position.Caused by Inadequate Emergency Procedures. Valve Reopened & Procedure T-103 Revised  +
• 05000461/LER-1987-048, :on 870817,limiting Condition for Operation Entered When Main Condenser Offgas Treatment Sys Hydrogen Monitors Declared Inoperable.Caused by Personnel Error. Revised Scheduling Directive Issued  +
• 05000413/LER-1986-033, :on 860619,while Replacing Defective Level Transmitter in Nuclear Svc Water (Rn) Pump Pit A,Rn Sys Automatically Aligned to Standby Rn Pond.Caused by Defective Procedure.Rn Sys Realigned  +
• 05000346/LER-1997-016-01, :on 971217,monthly ECCS Valve Position SR Was Missed.Caused by Flow Path That Was Not Part of Contiguous ECCS Flow Path Envisioned for Compliance W/Ts 4.5.2.Verified Valves Open on 971222  +
• 05000498/LER-1988-033, :on 880418,loss of Suction Pressure to Pumps Occurred on Swap Over from Vol Control Tank to Refueling Water Storage Tank.Caused by Design Error in Piping Configuration.Procedures Modified  +
• 05000341/LER-1987-055, :on 871210,isolation of RCIC Sys Steam Line Occurred.Caused by Inadequacy in Sys Operating Procedure.Rev Made to Operating Procedure Which Directs Operator to Throttle Inboard & Outboard Isolation Valves  +
• 05000338/LER-1988-012, :on 880315,RHR Capability Lost Due to Failed solenoid-operated Valve.Caused by Failure of Containment Valve 1-CC-TV-103B to Stroke Close within the Required Time Limit.Valve Refurbished and Stroked  +
• 05000414/LER-1988-006-01, :on 880219,feedwater Isolation Occurred During Testing of Reactor Coolant Resistance Temp Detectors.Caused by Personnel Not Following Correct Procedure.Incident Reviewed W/Personnel & Procedure Revised  +
• 05000499/LER-1997-006, :on 970430,manual Reactor Trip Occurred.Caused by Malfunctioning Main Feedwater Regulating Valve.Main 2D Feedwater Regulating Valve controller-driver Card Replaced & Control Circuit Tested Satisfactorily  +
• 05000285/LER-1996-010, :on 961018,loss of Containment Closure Noted Due to Maint Activity During Refueling.Station Procedures Including OI-CO-4,will Be Reviewed & Revised as Necessary to Ensure Adequate Controls Exist  +
• 05000458/LER-1992-027, :on 921125,RCIC Sys Not Placed in Standby Lineup Prior to Rv Pressure Increasing to Above 150 Psig. Caused by Incorrect Interpretation of TS 3.7.3.Training Will Be Initiated for All ROs & SROs  +
• 05000272/LER-1985-006, :on 850320,containment Sump in-leakage Identified as Svc Water Leak on Containment Fan Coil Unit 13 Motor Cooler.Caused by Leak from Head Gasket.Motor Cooler Replaced.Reported Per IE Bulletin 80-24  +
• 05000272/LER-1984-028, :on 841223,reactor Trip Initiated.Caused by Technician Error While Reducing Power Range High Flux Trip Setpoints.Corrective Actions Restricted to Individual Responsible for Occurrence  +
• 05000265/LER-1995-008-06, :on 951018,HPCI Speed,Flow & Discharge Pressure Oscillations Inlet Design Drain Pot High Level Alarm Occurred & Failure of Valve 2-2301-28.Cause Under Investigation  +
• 05000293/LER-1990-013, :on 900902,unplanned Manual Reactor Scram Initiated W/Reactor Power at 60%.Fuse Blew in Feedwater Control Circuit Power Supply Causing Feedwater Regulating Valves to Lockup.Trip Linkage Repaired  +
• 05000272/LER-1982-027, Forwards Corrected LER 82-027/99X-0.Detailed Event Analysis Encl  +
• 05000272/LER-1982-027-99, During Surveillance Testing,Fire Pump 2 Did Not Start in Automatic Mode & Declared Inoperable.Caused by Damaged Flywheel.Flywheel Repaired  +
• IR 05000458/1992034  +
• ML19344A426  +
• 05000280/LER-1993-011-01, :on 930916,declared Radiation Monitors Inoperable Due to Detector Ground Reference.Promptly Initiated Procedure & Preplanned Alternate Method of Monitoring Ventilation Vent  +
• 05000272/LER-1995-002-01, :on 950224,required TS 1 H Timeframe Not Met Re Closing Associated Block Valve.Caused by Personnel Error. Positive Discipline Has Been Taken  +
• 05000272/LER-1980-060, Forwards LER 80-060/03L-0  +
• 05000400/LER-1996-012, :on 960724,SIII Inverter Was Taken OOS for Repair.Caused by Faulty ferro-resonant Transformer within Inverters Internal Circuitry.Repairs & Load Testing for Siii Were Completed  +
• 05000416/LER-1917-005, Regarding Loss of Safety Function and Control Room Envelope Due to an Open Boundary Door  +
• ML15224A183  +
• 05000266/LER-1998-002, :on 980108,failure of High Voltage Station Auxiliary Transformer Occurred Due to Ground in Low Voltage Side Bus Duct.Operability of 1X03 Was Restored & Verified to Be in Operation by Infrared Scan  +