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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 42641  +
• 05000296/LER-2012-001, Regarding Annunciator Panel Power Supply Fire in Unit 3 Control Room  +
• ENS 42949  +
• 05000266/LER-2007-001, Re CREFS Inoperability, Both Control Room Charcoal Filter Fans Inoperable  +
• ML18232A233  +
• ML18207A556  +
• AEP-NRC-2012-37, Submittal of Turbine Room Sump Ph Lower Limit Exceedance  +
• ML18228A501  +
• ML19322E881  +
• ML20082H545  +
• ML20090J123  +
• ML20148C412  +
• ML20155G219  +
• ML20155F130  +
• ML20212P623  +
• 05000311/LER-1986-009-02, :on 860911,during Routine Power Operation, Reactor Trip Occurred.Caused by Electrical Fault in 4,160/ 230-volt Transformer 2F.Transformer Replaced.Investigation Continuing  +
• 05000414/LER-1997-005-02, :on 970626,automatic Reactor Trip Occurred While in Mode 1.Caused by Equipment Failure of Cutler-Hammer E30JY5 Close/Trip Push Button Switch.Maint & Engineering Found & Replaced Defective Switch  +
• 05000498/LER-1988-013, :on 880204,two Time Delay Relays in solid-state Protection Sys Not Tested During Surveillance.Caused by Inadequate Review of Vendor Technical Manual & Actuation Logic Schematics.Procedure Revised  +
• 05000293/LER-1988-005, :on 880202,automatic Actuation of Portions of Primary Containment & Reactor Bldg Isolation Control Sys (Pcis/Rbis) Occurred.Caused by Pcis/Rbis Logic Relay Coil Failure.Logic Relay Coil Replaced  +
• 05000265/LER-1987-017-09, :on 871103,inadvertent Injection of HPCI Sys Into Reactor Vessel Occurred.Caused by Personnel Error. Individual Involved Counseled & Procedure Revised to Provide Ref for Relay Numbering Conventions  +
• 05000412/LER-1996-008-01, :on 961203,manual Reactor Trip Initiated During Core Physics Testing.Manual Trip Was Initiated as Result of Conservative Management Decision to Place Plant in Safe, Shutdown Condition in Order to Perform Testing  +
• 05000293/LER-1995-005, :on 950605,drywell-to-torus Portion of Primary Containment Vacuum Relief Sys Actuated.Caused by non- Established drywell-to-torus Atmosphere Differential Pressure.Addl Nitrogen Delivered  +
• 05000254/LER-1994-008-07, :on 940820,unit 1 Reactor Was Manually Scrammed by Procedure to Achieve Shutdown Condition Required by Tss. Caused by Work Practices Associated W/Crimping Terminal Lug. Wire Terminal Lugs Were Replaced W/New Parts  +
• 05000382/LER-1993-006-02, :on 931019,UHS & WCT Water Basins Less than 97% Full.Caused by Failure to Follow Procedure.Logs Revised to Indicate DWST Level Should Be Maintained Higher than Piping Logs  +
• 05000277/LER-1993-004, :on 930302,automatic Scram on Reactor Water Level When Condensate Pump Trip Caused Two Reactor Feed Pumps to Trip on Low Suction Pressure.Control Panel Will Be Evaluated  +
• 05000498/LER-1993-007, :on 930204,TS Required Shutdown Commenced Due to Inoperability of turbine-driven AFW Pump.On 930203,Unit 2 Experienced Reactor Trip.Caused by Water Instrusion Into Pump.Extensive Testing & Analysis Performed  +
• 05000311/LER-1990-009, :on 900123,plant Vent Radioactive Iodine Monitor Channel Spiked High Resulting in Containment Purge/ pressure-vacuum Relief Sys Isolation Signal.Caused by Design & Equipment Problems.Scaler Test Jack Replaced  +
• 05000341/LER-1989-030, :on 891026,Channel C Level 1 & 2 Replacement Transmitter Found to Be Installed Incorrectly & Condition Recognized on 891210,when Level 2 Trip Unit Was Reading Upscale.Caused by Personnel Error  +
• ML19350A888  +
• 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  +
• 05000311/LER-1990-033, :on 900809,isolation Signals Received from Containment purge/pressure-vacuum Relief Sys & on 900824, Second ESF Signal Occurred.Caused by Design/Equipment. Channel 2R11A Repaired  +
• 05000311/LER-1986-009, :on 860911,reactor Trip Occurred.Caused by Isolation of Station Power Transformer 12 Due to Phase a & B Differential Relay Protection Operation.Required Insps Clarified & Expanded  +
• 05000272/LER-1981-039-01, /01T-0:on 810422,svc Water Leak Discovered Coming from Containment Fan Cooling Unit 13.Caused by Leak in Weld Connecting Carbon Steel Nipple to Stainless Steel Flange in Unit Outlet Drain Line.Weld Reworked  +
• 05000272/LER-1981-039, Forwards LER 81-039/01T-0.Detailed Event Analysis Encl  +
• 05000266/LER-2009-001, Component Cooling Water Pump Inoperable in Excess of Technical Specification Allowed Completion Time  +
• ST-HL-AE-3900, Special Rept:On 910913,output Breaker CS06 for Standby DG 23 Would Not Close on Demand from Control Room.Nonlicensed Operator Dispatched to Investigate Cause of Event.Caused by Inadequate Work Practices.Personnel Counseled  +
• ML20085D716  +