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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
- 05000325/LER-2006-001 +
- 05000346/LER-1917-002, For Davis-Besse Nuclear Power Station, Unit 1, Regarding Auxiliary Feed Water Pump Turbine Bearing Damaged Due to Improperly Marked Lubricating Oil Sight Glass +
- ML12004A014 +
- ML11334A050 +
- ML17326B328 +
- ML092260131 +
- ML092240077 +
- ML18004B915 +
- ML18058B010 +
- ML19332D506 +
- ML19324C395 +
- ML19305D309 +
- ENS 51679 +
- ML020440131 +
- IR 05000315/2001019 +
- ML20078F765 +
- ML20100K021 +
- ML20097H705 +
- ML20080L882 +
- ML20113B290 +
- 05000395/LER-1983-034, Forwards LER 83-034/03L-0.Detailed Event Analysis Encl +
- ML20072B213 +
- ML20071Q137 +
- ML20067B127 +
- ML20149E295 +
- IR 05000454/1986013 +
- ML20065K005 +
- ML20065J010 +
- ML20247B522 +
- ML20235W862 +
- ML20135H316 +
- ST-HL-AE-2805, Responds to NRC Re Violations Noted in Insp Rept 50-498/88-47.Corrective Actions Re Failure to Stagger Reactor Trip Breaker Surveillance Test Intervals,Described in Encl LER +
- ML20112F482 +
- 05000282/LER-1989-012, :on 890804-15,automatic Actuation of Control Room 121 Clean Up Fan & Isolation of Outside Air to Control Room Occurred.Caused by Failure of Chlorine Gas Monitor. Monitors Will Be Sent to Mfg for Testing +
- 05000368/LER-1989-011-01, :on 890608,discovered That Fire Door Separating Plant Fire Areas Being Propped Open W/O Fire Watch Stationed as Required by Tech Specs.Caused by Personnel Error.Fire Door Opened.Periodic Training Provided +
- 05000267/LER-1987-024, :on 871009,10,11 & 14,reactor Scram Logic & Alarm Circuitry Actuated on Neutron Flux Rate of Change High.Caused by Electrical Noise Induction in Wide Range Channels.Coil Leads Have Been Lifted +
- 05000423/LER-1987-026, :on 870514,reactor Trip Occurred Due to Opening of Train B Reactor Trip Breaker.Caused by Spurious Trip. Loose Shield Tightened & All Sys Associated W/Trip Inspected & Tested +
- 05000293/LER-1999-008-02, :on 990805,automatic Scram Occurred While at 100% Power Due to Automatic Turbine Trip.Caused by Malfunction of Moisture Separator Drain Tank a Drain Valve Controller.Level Controllers Replaced.With +
- 05000352/LER-1987-009, :on 870306,control Room Ventilation Sys Isolated & Emergency Fresh Air Supply Sys Train B Actuated. Caused by False Signal from Channel D Chlorine Analyzer. Temporary Circuit Alteration Installed +
- 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 +
- 05000498/LER-1988-043, :on 880712,surveillance Test for Contamination in Generator Fuel Oil Not Performed Due to Personnel Error. Surveillance Performance on Due Date & Review of Overdue Repts Requirements Added +
- 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 +
- 05000382/LER-1985-013, :on 850404,feedwater Pump B Tripped on Low Suction Pressure.Caused by Broken Yoke.Flow Orifice Added to Recirculation Line in Order to Limit Condensate Bypass Flow to Condenser +
- 05000261/LER-1981-006-01, /01T-0:on 820715,motor Cooler Leak Found in Containment Fan Cooler HVH-2.HVH-2 Shut Down & Svc Water to Unit Isolated.Caused by Corrosion/Erosion of Cooler Tubing. Leak Repaired & Motor Coolers Will Be Replaced W/New Units +
- 05000412/LER-1990-010-01, :on 900904:letdown Isolation Occurred Due to Low Pressurizer Water Level.Caused by Interaction of Control Sys Dump Operation Combined W/Effects of Hydraulic Coupling of Rcs.Pressurizer Level Restored +
- 05000461/LER-1993-007, :on 931220,discovered Incorrectly Positioned Steam Flow Control Valve Due to Operators Lack of Understanding of Design of Valves Controller Results in Saturated Ogs.Revised Sys Operating Procedure +
- 05000254/LER-1989-026, :on 891225,high Chlorine Concentration Signal Noted on Toxic Gas Monitoring Portion of Control Room HVAC Sys.Caused by Drying Out of Chlorine Probe Which Resulted in False Reading.Electrolytic Solution Injected +
- IR 05000266/1990006 +
- 05000155/LER-1978-021-03, /03L-0:on 780415,during Reactor Power Operation, Reduced Capacity Operation of 138 Kv Offsite Power Source Occured.Caused by Authorized Mods to Offsite Electrical Substation.No Corrective Action Required +
- 05000346/LER-1990-002, :on 900126,reactor Tripped from 73% Power. Caused by Spurious Reactor Coolant Pump Monitor Signal Indicating Only One Pump Running in Each Loop.Pump Seal to Be Replaced During Sixth Refueling Outage +