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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

• ENS 43209  +
• ML12128A161  +
• ML17326A717  +
• ML17318A630  +
• ML19274D154  +
• ML20070J685  +
• ML20113E661  +
• ML20134K152  +
• ML20069A274  +
• ML20153C710  +
• ML20151F886  +
• ML20149J021  +
• ML20065J013  +
• ML20245L629  +
• ML20245G420  +
• ML20236U660  +
• L-99-126, Monthly Operating Repts for Jul 1999 for Beaver Valley Power Station,Units 1 & 2.With  +
• U-602421, Ro:On 950216,Div 2 125 Volt Dc Electrical Power Sys Declared Inoperable.Caused by Failure of Silicon Controlled Rectifier Firing Board in Div 2 Battery Charger.Battery Charger Repaired  +
• ML20062D987  +
• 05000374/LER-1989-003, :on 890128,shutdown Cooling Inboard Suction Isolation Valve Closed,Causing Train to Shutdown & ESF to Actuate.Caused by Technician Inattention to Detail. Guidelines Re Partial Surveillance Issued  +
• 05000352/LER-1987-053, :on 870926,operation of Rod Worth Minimizer Not in Compliance W/Requirements of Tech Spec 4.1.4.a.Caused by Cognitive Personnel Error.Partial Surveillance Test Satisfactorily Performed on 870927  +
• 05000374/LER-1989-006-01, :on 890128,shutdown Cooling Inboard Suction Isolation Valve Closed,Causing Shutdown Cooling Loop to Shutdown.Caused by Personnel Error.Guidelines Issued to Be Used When Partial Surveillance Performed  +
• 05000338/LER-1987-005-01, :on 870419,primary Coolant I-131 Dose Equivalent Specific Activity Exceeded 1.0 Mci/G Limit Set by Tech Spec 3.4.8.a Following Reactor Trip.Caused by Minor Fuel Cladding Defects in Reactor Core  +
• 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  +
• 05000412/LER-1999-006-01, :on 990716,loss of Plant 4kV Train B Emergency Bus Occurred.Caused by Detected Ground Overcurrent Condition.Three Associated Control Relays in EDG 2-2 Voltage Regulator Were Replaced.With  +
• 05000271/LER-1986-010, :on 860609,unanticipated Full Scram Signal Received While Troubleshooting Loss of Power to Reactor Protection Sys Bus A.Caused by Blown Fuse in K1-A Relay  +
• 05000312/LER-1988-012, :on 880825,auxiliary Operator Failed to Use Procedure or Verify line-up W/Procedure.On 880827,valve CDS-558 Discovered Misaligned.Caused by Failure to Isolate Regenerate hold-up Tank a Prior to Release  +
• 05000498/LER-1988-047, :on 880802,automatic Actuation of Control Room Ventilation to Recirculation Mode Occurred.Caused by Momentary High Level Reading on HC1 Channel of Single Toxic Gas Analyzer.Subcommittee Studying Problem  +
• 05000382/LER-1985-041, :on 851002,uncomplicated Reactor Trip Occurred Due to Low Water Level in Steam Generator 2.Caused by Steam Flow Square Root Extractor Module Failing Low.Module Replaced  +
• 05000389/LER-1985-009-02, :on 850910,high Vibrations Occurred on Reactor Coolant Pump 2A2,causing Manual Trip.Caused by Pump Vibration Permitting Oil Slinger Ring to Break Free & Damaged Oil Seal in Oil Reservoir  +
• 05000302/LER-1996-021, :on 960928,delayed Entry Into TS Required Action Occurred Due to Inadequate Documentation of out-of-service Equipment.Operations Study Book Entry Has Been Issued  +
• 05000414/LER-1992-005-04, :on 921129,reactor Bldg Temp Below TS Limit of 75 F When Unit Entered Mode 1.Caused by Less than Adequate Work Practice.Operator Update Issued,Procedure Changed & Team Formed  +
• 05000265/LER-1991-012-05, :on 911007,spurious Actuation of Electromagnetic Relief Valve Occurred & Pilot Valve for Relief Valve Found Stuck Open.Caused by Binding in Pilot Valve.Valve Internals Replaced  +
• 05000293/LER-1991-007, :on 910429,TS Required Shutdown Completed Due to Drywell Floor Sump Leakage Rate & Subsequent Scram Signal While Shutdown.Seal Cartridges Replaced & Responsible Operator Counseled  +
• IR 05000324/1982005  +
• 05000265/LER-1990-006-07, :on 900508,Unit 2 RCIC Declared Inoperable Due to Unstable Operation of RCIC Pump Flow Controller.Caused by Proportional Band of Controller Being Set to Respond to Changes in Flow Too Quickly.Flow Controlled  +
• 05000295/LER-1990-001-02, :on 900103,RCS Leak of Approx 20 Gpm Developed. on 900104,leak Source Determined to Be Packing Failure on RHR Pump RCS Suction Isolation Valve 1MOV-RH8702.Caused by Failure to Center Valve Stem.Valve Repacked  +
• 05000272/LER-1991-027, :on 910815,two Partial Mode Op I 1A Safeguard Equipment Control Cabinet Signal Actuations Occurred.Caused by Equipment Failure.Chassis Replaced & Failed Cards Sent to Mfg  +
• 05000335/LER-1992-003, :on 920219,containment Atmosphere Particulate & Gaseous Radioactive Monitors Declared Out of Svc.Problem Caused by Personnel Error.Monitoring Sys Restored to Operable Status & Event Reviewed W/Personnel  +
• 05000293/LER-1999-008-01, Regarding Automatic Scram at 100 Percent Power Due to Turbine Trip  +
• 05000352/LER-1998-010, :on 980526,identified Two Surveillance Tests Associated W/Rc Recirculation Sys Flow Units A/C & B/D Calibr,Respectively.Caused Attributed to Personnel Error. Units Satisfactorily Tested  +