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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
- 05000361/LER-1982-096, Forwards LER 82-096/03L-0.Detailed Event Analysis Submitted +
- 05000311/LER-1982-096, Forwards LER 82-096/03L-0.Detailed Event Analysis Encl +
- 05000324/LER-1982-096, Forwards LER 82-096/03L-0 +
- 05000325/LER-1982-096, Forwards LER 82-096/03L-0 +
- 05000328/LER-1982-096, Forwards LER 82-096/03L-0 +
- 05000321/LER-1978-096, Forwards LER 78-096/01T-0 +
- 05000315/LER-1982-096, Forwards LER 82-096/01T-0 +
- 05000321/LER-1982-096, Forwards LER 82-096/03L-0 +
- 05000259/LER-1982-096, Forwards LER 82-096/01T-0 +
- 05000316/LER-1982-096, Forwards LER 82-096/01T-0 +
- 05000373/LER-1982-096, Forwards LER 82-096/03L-0 +
- 05000295/LER-1978-096, Forwards LER 78-096/03L-0 +
- 05000295/LER-1978-096-03, /03L-0 on 780904:channel 1L-537 Higher than 2 Redundant Channels Due to Steam Leak on Root Valve (3/4, Manual,Globe)On Sensing Line Xmtr.Channel Failed Again on 780908.Root Valve Replaced +
- 05000454/LER-1985-096, :on 851207,incorrect Containment Pressure Loops Utilized to Fulfill post-accident Monitoring Requirements, Per Tech Spec 3/4.3.3.6.Caused by Personnel Error.Complete Calibr on Loops Performed.Procedure Revised +
- 05000528/LER-1985-096, :on 851227,determined Seismic Gap Area Between Diesel Generator & Control Bldgs Not Identified & Analyzed During Fire Hazard Analysis.Caused by Engineer Oversight. Fire-rated Door Seals to Be Installed +
- 05000352/LER-1985-096, :on 851211,determined That Daily Surveillance Log (ST-6-107-590-1) Did Not Contain Readings for Control Room Fresh Air Radiation Monitors & Toxic Gas Monitors. Caused by Personnel Error +
- 05000368/LER-1979-096-03, /03L-0:on 791211,during Mode 1 Operation,Core Protection Calculator C Failed,Causing Low DNBR & High Linear Power Density Trips.Caused by Data Link Failure Between Calculator & Operator Console.Sys Restarted +
- 05000397/LER-1984-096, :on 840901,deluge Sys Actuated Due to Steam Leak.Fire Pump & Two pre-action Sys Tripped & Fire Alarm Received for Water Filtration Bldg.Caused by Shut Cooling Water Supply Valve to FP-P-110 Diesel Engine +
- 05000361/LER-1983-096-03, /03L-0:on 831001,control Element Assembly (CEA) 19 (Shutdown Group G) Slipped to 99 Inches During Mode 1 at Approx 50% Power.Caused by Dirty Contacts on CEA Timer Card. Timer Card Contacts Cleaned +
- 05000315/LER-1983-096-03, /03L-0:on 830924,during Refueling Outage,Fire Door 517 Would Not Latch Properly Between Contractor Access Control & Auxiliary Bldg.Caused by Loose Active Leaf Latching Mechanism.Mechanism Tightened +
- 05000316/LER-1983-096-03, /03L-0:on 830918,during Attempt to Rectify Order of Procedural Steps Re Containment Spray Surveillance Tests Concerning Lineup of Valve A,Water Drained to Containment. Caused by Personnel Error +
- 05000362/LER-1983-096-03, /03L-0:on 831022,auxiliary Feedwater Pumps 3P-140 & 3P-504 Rendered Inoperable to Allow Repairs on Emergency Feedwater Actuation Sys 1 Circuitry.Caused by Failed solid-state Relay.Relay Replaced +
- 05000366/LER-1983-096-03, /03O-0:on 830906,plant Personnel Determined Valve 2E32-F001P Would Not Open When Key Lock Control Switch Placed in Test Position.Caused by Burned Up Motor.Motor Replaced +
- 05000369/LER-1983-096-03, /03L-0:on 831001 & 04,steam Line Radiation Monitor 1C IEMF-26 Declared Inoperable Due to Sporadic Operation of Operate Light & Check Source Indication.Caused by Bad Solder Joint in Coaxial Cable +
- 05000324/LER-1983-096-03, /03L-0:on 831226,augmented Offgas Bldg Fire Hose Stations 2-AOG57 to 62 Inoperable Due to Valve Body Crack Rupturing.Caused by Low Ambient Outside Air Temp & Lack of Heat Tracing.Valves V901 & V906 Replaced +
- 05000348/LER-1983-096-03, /03L-0:on 831230 & 31,train a Air Conditioner Compressor Tripped.Control Room Emergency Air Cleanup Sys Declared Inoperable.Caused by Low Freon.Unit Refilled & High Pressure Valve Tightened +
- 05000395/LER-1983-096-03, /03L-0:on 830828,control Room Normal Ventilation Train a Declared Inoperable.Caused by Failure of Position Indicator Linkage on Supply Damper.Linkage Repaired +
- 05000259/LER-1982-096-01, /01T-0:on 821206,during Startup,Control Rod 18-51 Double Notched from 08 to 12,resulting in Large Reactivity Insertion & Causing Reactor to Scram.Cause Attributed to Normal Degradation of Control Rod Drive Seals +
- 05000321/LER-1983-096-01, Drywell Svc Air Primary Containment Inboard Isolation Valve 1P51-F514 Opened During Plant Shutdown & Not Closed Prior to Startup on 830618. Caused by Procedural Inadequacy.Valves Closed +
- 05000373/LER-1983-096-01, /01T-0:on 830824,RHR Pump B & Shutdown Cooling HX B Secured & RHR Pump a Shutdown Cooling Loop Started.Caused by Lack of Adequate Moderator Temp Indications.Mod to Install Addl Temp Indicator Requested +
- 05000327/LER-1983-096-03, /03L-0:on 830710,gaseous Effluent Radiation Monitor for Auxiliary Bldg Exhaust 0-RM-90-101 Declared Inoperable Due to Loss of Flow to Iodine Sampler.Caused by Clogged Sample Flow Charcoal Filter +
- 05000316/LER-1982-096-01, /01T-0:on 821201,west Centrifugal Charging Pump Rendered Inoperable by Incorrect Cut on Mini Flow Line from Pump.Caused by Poor Communication Between Plant & Contractor.Cut Locations Will Be Verified Prior to Work +
- 05000373/LER-1982-096-03, /03L-0:on 820830,during Performance of LOS-RI-Q3, Reactor Core Isolation Cooling Injection Line Testable Check Valves IE51-F066 & F065 Failed to Close as Observed Via Control Room Indication.Caused by Indication Problem +
- 05000315/LER-1982-096-01, /01T-0:on 821027,Pyralarm Detector Alarmed for No Apparent Reason.Caused by Low Setpoint on Alarm.Fire Watch Established & Setpoint Adjusted to Proper Value.Annunciator Response Procedures Changed +
- 05000321/LER-1982-096-03, /03L-0:on 821008,oil Pump Trip Signal Received for B Recirculation Pump.Caused by Supply Breaker to Operating Oil Pump Being Placed in Off Position.Breaker Reset & B Recirculation Pump Returned to Svc +
- 05000311/LER-1982-096-03, /03L-0:on 820831,containment Fan Coil Unit 23 Declared Inoperable When Operator Received Indication of Low Svc Water Flow.Caused by Silt Buildup in Cooling Coils.Flow Control Valve Cycled & Unit Tested Satisfactorily +
- 05000280/LER-1982-096-03, /03L-0:on 820916,w/unit at 99% power,PT-27C Revealed That Amp Readings for Heat Tracing Panel 9,circuit 19,was Below Acceptance Criteria.Caused by Excessive Heat. Defective Heat Tracing Replaced & Tested +
- 05000324/LER-1982-096-03, /03L-0:on 820814,review of Primary Containment Isolation Logic Revealed Failure to Meet Requirement to Have Low Condenser Vacuum Switches B21-PS-N056 (A-D) in Svc When Vessel Pressure Was Greater than or Equal to 500 Psig +
- 05000325/LER-1982-096-03, /03L-0:on 820809,discovered Containment Atmosphere Dilution Sys Surveillance Procedures Did Not Provide 31-day Periodic Surveillance of Valves CAC-V47 & CAC-V48.Caused by Personnel Oversight.Procedure Revised +
- 05000328/LER-1982-096-03, /03L-0:on 820720,while in Mode 1,safety Injection Pump Failed to Start W/Handswitch in Start Position.Caused by Improperly Locked Locking Ring on Plug Connector in Back of Handswitch.Connector Cleaned & Reinstalled +
- 05000338/LER-1978-096-03, /03L-0:on 780927,fluid Lost in Snubber 1-RC-HSS-861.Caused by Leak at Reservoir Seal +
- 05000321/LER-1978-096-01, /01T-0 on 781215:during Normal Operation, Discovered Turbine Exhaust Diaphragm Pressure Instruments E41-NO12A-D & E51-NO12-D Were Calibr W/Head Pressure of 13.8 Psig.Error Caused by Defective Procedures +
- 05000361/LER-1982-096-03, /03L-0:on 820825,ECCS Subsystem High Pressure Safety Injection Pump 2P-017 Failed to Develop 1,400-psia Discharge Pressure During Operability Test.Caused by Excessive Leakage Past Miniflow Bypass Valve S2-1204-MU-184 +
- 05000334/LER-1981-096, Forwards LER 81-096/03L-0 +
- 05000334/LER-1981-096-03, /03L-0:on 811030,low Temp Alarm on Boron Injection Tank Inlet Isolation Valve MOV-SI-867A Was Received Rendering One Train of Heat Trace Inoperable.Cause Not Stated.Alarm Switch Recalibr & Circuit Returned to Svc +
- 05000272/LER-1981-096, Forwards LER 81-096/01T-0.Detailed Event Analysis Encl +
- 05000272/LER-1981-096-01, /01T-0:on 811107,during Insp,Svc Water Discovered Leaking from Containment Fan Coil Units 11 & 15.Cause Not Stated.Leak on Unit 15 Repaired W/Belzona Metal Filler. Coil on Unit 11 Isolated by Installing Blank Flange Insert +
- 05000321/LER-1981-096-03, /03L-0:on 810909,during steady-state Operation, Turbine First Stage Pressure Permissive Switch Actuated at 174 Psig.Caused by Setpoint Drift.Switch Recalibr +
- 05000321/LER-1981-096, Forwards LER 81-096/03L-0 +
- 05000324/LER-1981-096-03, /03L-0:on 810908,during Operation,Average Power Range Monitors (APRM) D & F Failed.Caused by Shorted Neutron Detector in Low Power Range Monitor Giving Erratic Output Signal to APRM F.Aprm D Failure to Be Investigated +