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

• 05000270/LER-2002-001  +
• ML17317A936  +
• 05000272/LER-1994-018-01, :on 941209,safeguards Equipment Cabinet (Sec) 1A Declared Inoperable Due to Sequencing Problem & TS 3.0.3 Entered.Root Cause Analysis Will Be Performed.Rept Also Intended to Satisfy Requirements of 10CFR21  +
• ML19056A409  +
• ML050690099  +
• ML20006A561  +
• ML20045B238  +
• ML20042G964  +
• ML030420118  +
• ML20086K150  +
• ML20086G446  +
• ML20078A645  +
• ML20091D629  +
• ML20082D182  +
• ML20071M252  +
• ML20138Q549  +
• ML20128C711  +
• ML20153C476  +
• ML20149K771  +
• NG-75-2001, AO 50-261/75-16:on 751028,svc Water Booster Pump B Failed to Start.Caused by Actuation of Pump Suction Pressure Switches Provided to Protect Pumps from Low Npsh.Containment Recirculation Fans Stopped to Prevent Overheating Motors  +
• 05000261/LER-1986-005-01, :on 860128,loss of Offsite Power Occurred Due to Deenergized Startup Transformer.Caused When Blown Fuse on Undervoltage Relay Led to Loss of Emergency Bus E-2. Hardware Changes Underway  +
• 05000325/LER-1986-031, :on 861231,distribution Panel Main Power Supply Breaker Tripped,Causing Automatic Isolation of Reactor Bldg Ventilation Sys & Automatic Start of Standby Gas Treatment Sys.Cause Unknown  +
• 05000354/LER-1997-016-01, :on 970716,filtration,recirculation & Ventilation Sys TS Surveillance Compliance Occurred.Caused by Failure of Procedure Revs to Recognize Need to Justify Exception.Procedures Revised.With  +
• 05000414/LER-1988-025, :on 880626,automatic Reactor Trip Occurred Due to Lo Lo Steam Generator Level.Caused by Personnel Error. Existing Communication Methods Will Be Evaluated & Improved  +
• 05000382/LER-1985-030, :on 850630,ESF Portion of Control Room Ventilation Sys Actuated Due to Electrical Spike in Control Room Air Intake Radiation Monitors.Caused by Portable Radio Transmitters Used Near Radiation Monitors  +
• 05000269/LER-1985-006-03, :on 850411,plant Tripped During Divergent Secondary Pressure Swing.Caused by Turbine Header Pressure Control Instabilities.Recirculation Valves Isolated Until Mods Can Be Made  +
• 05000269/LER-1985-005-03, :on 850411,reactor Trip Occurred Upon Closure of Low Pressure Turbine Intercept Valves & Main Turbine Control Valves.Caused by Faulty Edge Connector on Circuit Board of Electrohydraulic Control Sys  +
• 05000269/LER-1985-005-01, :on 850411,reactor Tripped from 100% Full Power Upon Closure of Low Pressure Turbine Intercept Valves & Main Turbine Control Valves.Caused by High Turbine Header Pressure & Reduced Heat Transfer  +
• 05000373/LER-1996-004-04, :on 960412,Unit 1 B RPS MG Set Assembly & Inadvertently Set Breaker.Caused by Personnel Error.All Onsite Painting & Event Was Explained to Painters  +
• 05000353/LER-1990-021-02, :on 901206,emergency Diesel Generator D21 Output Breaker Tripped on Reverse Power & Declared Inoperable.Caused by Closure of Cross Current Control Relay Contacts.Relay Replaced  +
• 05000353/LER-1991-014-02, :on 910801,inadvertent Start of EDG Generator Occurred.Caused by non-licensed Operator Failing to Follow Surveillance Test Procedure.Operator Disciplined.Need for Procedure Complance Reiterated  +
• 05000327/LER-1983-009-01, /01T-0:on 830131,at 100% Power,Control Rod Position Indication Sys Inoperable When Indicated Position for All Rods Deviated Greater than 12 Steps from Actual Position.Caused by Degraded Voltage Conditions  +
• 05000368/LER-1991-008, :on 910309,control Room Automatically Shut Causing Actuation of Smoke Detector in Supply Air Duct. Caused by Design & Location of Diesel Generator.Relocate Diesel Generator of Outside Air Intake  +
• 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  +
• 05000353/LER-1993-009-01, :on 930716,ESF Actuation Occurred Due to Unexpected Failure of Rosemount Transmitter.Replaced Transmitter  +
• BECO-LTR-93-061, Monthly Operating Rept for Apr 1993 for Pilgrim Nuclear Power Station  +
• IR 05000440/1990003  +
• 05000261/LER-1981-004-03, Primary Coolant Sys Leak Found.Caused by Sample Cooler Tube Bundle Leakage Due to Normal Wear.Bundle Replaced.Review of Maint Records Revealed No Generic Problems  +
• 05000281/LER-1989-007-03, :on 890916,manual Reactor Trip Initiated When Determined That Improper Bank Overlap Existed Between Control Rod Banks a & B.Cause Not Found.Reactor Restarted After Review by Safety & Operating Committee  +
• IR 05000250/1989032  +
• 05000397/LER-1995-002, :on 950218,automatic Reactor Scram Occurred. Caused by Erroneous Positioning of Control During Performance of Scheduled Periodic Functional Test.Control Repositioned  +
• 05000387/LER-2015-006, Regarding Loss of Safety Function Due to Inoperability of Both Trains of the Standby Gas Treatment System and a Loss of Safety Function of the Control Room Emergency Outside Air Supply System Due to Air Flow  +
• 05000265/LER-2014-002, Regarding Cable Tray Fire Caused by Non-Conforming Cable Routing  +
• ML14176A339  +
• 05000354/LER-1997-016, :on 970716,notified by NRC That Surveillance Requirement Re Filtration,Recirculation & Ventilation Sys Failed to Comply W/Plant UFSAR Commitments.Caused by Failure to Clarify Ufsar.Completed 10CFR50.59 SE  +