Search by property

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

• ML17317A874  +
• ML062210102  +
• 05000293/LER-1989-038, :on 891208,unplanned Automatic Reactor Protection Sys Scram Signal & Reactor Scram Occurred.Caused by False Low Reactor Vessel Water Level Signal.Local Level Indicators Satisfactorily Calibr  +
• ML050740408  +
• ML021070429  +
• ML20070P836  +
• ML20081B278  +
• ML20080T893  +
• ML20076H343  +
• ML20150B901  +
• IR 05000029/1986099  +
• ML20155D214  +
• ML20207C330  +
• ML20214E673  +
• ML20249A533  +
• ML20246L830  +
• ML20235V415  +
• ML21116A174  +
• NPL-97-0565, LER 97-S02-00:on 970815,perimeter Zones,Doors & Cameras Were Lost.Caused by Inadequate Compensatory Measures Taken for Failed Multiplexer.Repaired Mux for e-field Zone 8  +
• BVY-92-079, Monthly Operating Rept for June 1992 for Vermont Yankee Nuclear Power Station  +
• 05000373/LER-1987-032-01, :on 870917,reactor Scram Occurred on Low Reactor Water Level Signal.Caused by Difficulty of Controlling Reactor Water Level.Low Load Regulating Valve Will Be Added to Feedwater Sys  +
• 05000461/LER-1987-069, :on 871203,isolation Instrumentation Declared Inoperable Due to Inoperable Containment Isolation Function Valve.Caused by Operator Oversight.Staff Assistant Shift Supervisor Counseled for Oversight  +
• 05000339/LER-1998-001-02, :on 980405,manual Reactor Trip Was Declared Inoperable Due to Control Bank B Group Step Counter.Caused by Malfunction of Mechanical Drive.Ts Action Statement 3.1.3.3 Initiated  +
• 05000461/LER-1986-010, :on 861015,main Control Room Received Auto Initiation of Reactor Protection Sys Trip Function.Caused by Spurious Divisional Main Steam Line Radiation hi-hi or Inoperable Trip.Shielding Added  +
• 05000461/LER-1987-022, :on 870407,three Level Instruments Actuated on Creation of Pressure Transient.Caused by Personnel Error While Venting Instrument Process Lines.Personnel Retrained & Appropriate Procedural Guidance Developed  +
• 05000341/LER-1988-026, :on 880723,unit Shut Down.Caused by Leakage in Valves E51-F007 & G33-F100 Which Developed Following Stroking of Valves While Plant in Operation.Stems on Valves Replaced & Valves Repacked  +
• 05000331/LER-1986-017, :on 860613,at Approx 5% Power,Manual Scram Initiated When Reactor Water Level Approached Low Level Scram Setpoint.Caused by Faulty Position Controllers. Positioners Replaced & Cleaned  +
• 05000293/LER-1988-012, :on 880425,automatic Start of Loop a Reactor Bldg Closed Cooling Water Sys Pump a Occurred.Caused by Accelerated Wear Induced Failure of Coupling in Pump B. Failed Coupling Replaced & Addl Measures Taken  +
• 05000341/LER-1988-032, :on 880820 & 28,recirculation Pump B Discharge Valve Failed to Close.Caused by Torque Switch Being Set at Incorrect Value & Improperly Installed.Program That Controls Torque Switch Settings Will Be Improved  +
• 05000260/LER-1991-005-01, :on 910327,unplanned ESF Actuation Occurred. Caused by Unexpected Failure of Relay Coil.Replacing Relay Coil & Realigning Affected Sys,Work Requests Issued & Replacing GE Type Relays  +
• 05000414/LER-1991-001-01, :on 910108,feedwater Isolation Signal Occurred on hi-hi Steam Generator Level,Tripping Train B Main Feedwater Pump.Caused by Inappropriate Operator action.Auto- Start Signal Reset & Water Levels Restored  +
• 05000277/LER-1990-017, :on 900724,HPCI Declared Inoperable Due to Battery Charger 2B Transient.Caused by Degradation of Foam Rubber Electrical Module Support Piece.Foam Replaced & Procedures Revised to Include Foam Replacement  +
• 05000368/LER-1993-002-02, :on 931022,discovered That Containment Sump Integrity Inadequate to Prevent Entry of Foreign Matl. Caused by Initial Const Deficiency.Temporary Mod Installed to Provide Plates Over Holes  +
• 05000293/LER-1993-004, :on 930313,automatic Scram Occurred Resulting from Load Rejection During Severe Coastal Storm While at 100% Power.Caused by Environ Effects of Storm.Trip Settings of Main Input Circuit Breakers Increased  +
• ML20034B660  +
• 05000311/LER-1983-040-03, /03L-0:on 830727,Tavg Decreased Slightly Below Tech Spec Limit for Critical Operation.Caused by Manual Addition of Feedwater to Steam Generators.Temp Returned to within Spec.Operator Involved Reinstructed  +
• 05000261/LER-1981-019-03, /03L-0:on 810705,w/unit at 95% Power,Svc Water Booster Pump (Swbp) a Motor Tripped.On 810706,SWBP a Motor Tripped Again.Caused by Normal Wear of Motor Bearings & Possible Breaker Problem,Respectively  +
• ML20009D172  +
• ML20058P269  +
• 05000311/LER-1992-011-01, :on 920717 & 18,TS 3.0.3 Entered When Analog Rod Position Indications for Control Rods Indicated Greater than Plus or Minus 12 Step Deviation from Group Demand Counter.Caused by Sys Design.Sys Evaluated  +
• 05000410/LER-1987-051, :on 870813,shutdown Cooling Sys Isolated & Tech Specs 3.4.9.2 Exceeded.Caused by Equipment Failure,Personnel Error & Procedural & Design Deficiencies.Shutdown Cooling Sys Manually Restored  +
• 05000219/LER-1984-007, :on 840402,standby Gas Treatment Sys (SGTS) II Not Tested within Tech Spec Limits.Caused by Failure of Emergency Power Supply for SGTS I.Change to Tech Specs Under Investigation  +