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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 40592  +
• 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  +
• ML112101662  +
• ML111940492  +
• ML100850453  +
• ML100610448  +
• ML080230511  +
• ML16281A591  +
• ML18037A772  +
• ML18141A274  +
• PLA-7699, Annual Radiological Environmental Operating Report for 2017  +
• ML19261B307  +
• ML19323F154  +
• ML040980593  +
• ML20064G435  +
• ML050190165  +
• ML043370046  +
• ML031950451  +
• ML20071B102  +
• ML20087Q110  +
• ML20097F480  +
• RBG-22911, Summary Rept of Notification of Unusual Event:On 860101,trip of Preferred Station Transformers 1RTX-XSR1A & 1RTX-XSR1C Occurred.Caused by Fancy Point Breakers Receiving Spurious Trip Signal from Fiber Optic Cable Sys.Sys Isolated  +
• 05000374/LER-1987-006-05, :on 870402,during Functional/Logic Testing in Modified Primary Containment Isolation Circuitry,Unexpected Group II Isolation (ESF) Occurred.Caused by Inattentive Test Engineers.Personnel Trained on Relay Testing  +
• 05000341/LER-1985-066, :on 850927,reactor Protection Sys Tripped on High Pressure Due to West Turbine Bypass Valve Closing. Caused by Noise Picked Up by Turbine Speed Pickup & Seen as Speed Signal.Gain Level Adjusted  +
• 05000270/LER-1985-004-04, :on 850422,reactor Trip Occurred on Loss of Main Feedwater.Caused by Short Circuit in Terminal Block on Transformer 2T,resulting in Loss of Motor Control Ctr.Block Repaired  +
• 05000382/LER-1985-003, :on 850117,while Maint Personnel Troubleshooting Ground in ESF Actuation Signal Relay Cabinet B,Two Leads Shorted,Causing Momentary Loss of Relay Control Power.Pump & Bus Restored to Svc  +
• 05000267/LER-1984-013, :on 841112 & 13,both Hot Svc Facility Area Radiation Monitors Inoperable for Period Longer than Allowed by Tech Spec 4.4.3.Caused by High Voltage Power Supply Inadvertently Shorted to Ground  +
• 05000265/LER-1984-009-06, :on 840805,reactor Protection Sys Motor Generator Set 2B Tripped,Resulting in Loss of Reactor Protection Sys Bus 2B.Caused by Failure of Reactor Protection Sys Motor Generator Set Motor  +
• 05000244/LER-1982-004-01, /01T-0:on 820125,fire Watches Posed as Result of Eight Inoperable Fire Detection Zones  +
• 05000334/LER-1989-010-01, :on 890907,UL Test Results Indicated That Horizontally Mounted Prototype Fire Dampers Failed to Comply W/Requirements of Ul Std 555-1968.Caused by Discrepancies Between as-fabricated & Required Specs  +
• 05000250/LER-1997-009, :on 971114,discovered That CR Console Switch for 3B SGFP Was Not in Start Position.Caused by Inadequate Procedural Guidance.Revised Procedures 3/4-OP-074,informed Personnel of Event & Performed Walkdown of CR  +
• IR 05000269/1997017  +
• IR 05000261/1992017  +
• 05000263/LER-2012-003-01, Regarding Automatic Reactor Scram During Maintenance on 4160V 12-Bus Ammeter  +
• 05000263/LER-2012-003, Regarding Automatic Reactor Scram During Maintenance on 4160V 12-Bus Ammeter  +
• 05000265/LER-2002-005, Failure of Low Pressure Coolant Injection Logic Test Due to a Detached Wire  +
• 05000266/LER-1998-013, :on 980416,discovered That Discharge Pressure Indicator Root Valves for Containment Spray Pumps Were Not Shut as Required.Caused by Failure to Maintain Adequate Configuration Control.Shut Subject Root Valves  +
• 05000440/LER-1997-016, :on 971219,vibration-induced Turbine electro- Hydraulic Control Sys Fluid Leak Resulted in Reactor Protection Sys & Esf.Caused by vibration-induced Fatigue Failure.Ehc Tubing Compression Fittings,Replaced  +
• 05000270/LER-1985-004, :on 850422,reactor Trip Occurred on Loss of Main Feedwater.Caused by Loss of Motor Control Ctrs 2XC & 2XB Due to Two Grounded Terminal Boards.Grounded Terminal Boards Replaced  +
• 05000341/LER-1997-005, :on 970307,RBCCW to EECW Return & Supply Isolation Valve Interlocks,Installed in EECW Makeup Tank Isolation Valve Circuit Between Dedicated Shutdown Panel & Opening Coil.Caused by Inadequate Design.Revised Procedures  +
• 05000373/LER-1984-082, :on 841124,reactor Water Cleanup Sys Isolated on High Differential Flow.Caused by Reactor Startup Due to Water Temp,Pressure & Density Differences Between Startup Operations & Instrument Calibr  +
• 05000333/LER-1995-010-01, :on 950530,TS Required Plant Shutdown Due to Unidentified Leakage Into Drywell.Repacked Valve 02-RWR-52B Using Current Maint Practice of Repacking w/non-asbestos Graphite  +