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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

• 05000338/LER-2001-001  +
• ML090840430  +
• ML19261B307  +
• ML020600189  +
• 05000298/LER-1982-026, Forwards LER 82-026/03L-0.Detailed Event Analysis Submitted  +
• ML20093G806  +
• ML20072A388  +
• ML20071Q773  +
• ML20065J013  +
• 2CAN019106, Monthly Operating Rept for Dec 1990 for Arkansas Nuclear One Unit 2  +
• 05000414/LER-1987-026-01, :on 870912,unit Shutdown Occurred Due to Inoperability of Auxiliary Feedwater Pump 2.Caused by Problems Encountered W/Pump Bearing Replacement on 870909. Bearing Replaced & Pump Declared Operable  +
• 05000266/LER-1998-009, :on 980203,inadequate TS Surveillance of under- Voltage Relay Contacts in Safeguards Sequence Circuitry,Was Determined.Caused by Failure to Adequately Test Relay Circuitry.Required Surveillance Testing Completed  +
• 05000382/LER-1986-003, :on 860124,0204 & 09,inadvertent Actuations of ESF Portion of Control Room Ventilation Sys Occurred.Caused by Technician Bumping Monitor,Electrical Spike & Chlorine Detector Alarm.Caution Signs Posted  +
• 05000301/LER-1990-002-01, :on 901009,inadvertent Start of Auxiliary Feedwater Pumps Occurred  +
• 05000265/LER-1987-012-09, :on 870918,suppression Chamber to Drywell Vacuum Breaker Failed to Close After Testing.Caused by Problem W/Air Operator Portion of Vacuum Breaker.Vacuum Breakers Will Be Inspected & Repaired  +
• 05000265/LER-1988-012, :on 880524,existing Pipe Supports on Line 2-1265-2 Do Not Meet Design Requirements.Caused by Improper Design Analysis During Earlier Mod of Line.Supports Modified to Bring Line within FSAR Allowables  +
• 05000413/LER-1985-071, :on 851220,reactor Trip Occurred.Caused by Equipment Malfunction.Work Request Initiated to Investigate & Repair Steam Generator Feedwater Control Valve 1CF28  +
• 05000265/LER-1992-021, :on 920623,while Removing Abandoned Wires from Control Room Panel 902-10,adjacent Wiring Moved,Causing Wire to Lose Contact at Fuse Connection.Caused by Cocked Saddle on Terminal 2.Saddle Straightened  +
• 05000388/LER-1984-008-01, :on 840527,turbine Bypass Valve 1 Failed to Close Below Open Position,Resulting in Reactor Protection Sys Manual Scram.Caused by Chipping Hammer Wedged Between Bypass Valve Seat & Valve Disc.Disc Replaced  +
• 05000325/LER-1995-017, :on 950805,invalid Main Stack (Ms) WRGM High Radiation Trip Signal Occurred While Obtaining Gaseous Grab Sample from Ms Wrgm.Caused by Inadequate Ms WRGM Sampling Procedure.Sampling Procedure E&RC-2002 Revised  +
• 05000334/LER-1991-003, :on 910119,two Steam Dump Valves Opened to Condenser,Resulting in Steam Generator Levels Trending Upward & Causing Main Feedwater Containment Isolation.Caused by Subatmospheric Pressure.Procedure Revised  +
• 05000455/LER-1992-004, :on 920614,reactor Tripped Due to Source Range Spiking Caused by Lightning.Two Recommendations Proposed by Ceco/Westinghouse Partnership Working Group on Unit 2 Source Range N-32 Noise Elimination  +
• 05000301/LER-1990-002, :on 901009,inadvertent Start of Auxiliary Feedwater Pump Occurred.Caused by Inadequate Test Procedures.Auxiliary Feedwater Pump Secured & Maint Work Request Mwr 904517 Initiated  +
• 05000331/LER-1983-021-01, /01T-0:on 830527,containment H202 Analyzer Channel a Rendered Inoperable.Caused by Calibr Difficulties Due to Fouled Pressure Regulators Resulting from Sys Contamination. Tech Specs Revised  +
• 05000346/LER-1980-064-03, /03L-0:on 800822,station Experienced Loss of Essential Instrument Ac Panel Y2.Caused by Failure of YV-2 Inverter Output Fuse.No Cause Determined for Fuse Failure. Failed Fuse Replaced  +
• 05000301/LER-1989-007-01, :on 891027,Train a Safety Injection Signal Generated During Installation of Mod in Containment High Pressure Circuit.Caused by Inadequate Installation Procedure.Procedure Changed  +
• 05000265/LER-1987-012-01, :on 870918,while Performing Qos 1600-1, Vacuum Breaker 2-1601-33E Remained Open After Testing.Caused by Binding in Test Cylinder Portion of Vacuum Breaker. Nuclear Work Requests Completed  +
• 05000280/LER-1990-013, :on 900928,licensee Failed to Obtain Wgdt Sample within Tech Spec Sampling Interval  +
• 05000280/LER-1993-015-01, :on 931218,more than One Individual Rod Position Channel Per Group Discovered Inoperable.Caused by Insertion of Extension Card Into Irpi E-11 Module Plug.New Signal Conditioning Module Installed  +
• 05000397/LER-1992-017, :on 920508,personnel Determined That Heat Removal Capability of Train a RHR Heat Exchanger Less than Design Allowable.Caused by Insufficient Monitoring of Plant Components.Corrective Actions Not Required  +