Pages that link to "05000293/LER-1983-013, Forwards LER 83-013/01T-0.Detailed Event Analysis Encl"
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The following pages link to 05000293/LER-1983-013, Forwards LER 83-013/01T-0.Detailed Event Analysis Encl:
Displayed 50 items.
- 05000293/LER-1983-004, Forwards LER 83-004/03L-0 (← links)
- 05000293/LER-1983-003, Forwards LER 83-003/03L-0 (← links)
- 05000293/LER-1983-001, Forwards LER 83-001/03L-0 (← links)
- 05000293/LER-1983-007, Forwards LER 83-007/03L-0 (← links)
- 05000293/LER-1983-008, Forwards LER 83-008/03L-0 (← links)
- 05000293/LER-1983-006, Forwards LER 83-006/03L-0 (← links)
- 05000293/LER-1983-015, Forwards LER 83-015/03L-0 (← links)
- 05000293/LER-1983-016, Forwards LER 83-016/03L-0 (← links)
- 05000293/LER-1983-020, Telecopy LER 83-020/01X-0:on 830502,daily Surveillance Testing Per Tech Spec Section 4.11.D Not Performed.Caused by Failure to Revise Procedures & Inadvertent Removal of Sections from Tech Specs.Procedures Revised (← links)
- ML20073P153 (redirect page) (← links)
- 05000293/LER-1983-013 (redirect page) (← links)
- 05000293/LER-1983-010, Forwards LER 83-010/03L-0 (← links)
- 05000293/LER-1983-011, Forwards LER 83-011/03L-0 (← links)
- 05000293/LER-1983-005, Forwards LER 83-005/01T-0 (← links)
- 05000293/LER-1983-012-03, /03L-0:on 830310,during ATWS Channel Surveillance Test,Atws Panel Indicator Showed Half Trip When No Trip Signal Applied.Caused by Neon Light Indicators Sensitive to Spurious Voltages.Design Change Initiated (← links)
- 05000293/LER-1983-054-03, /03L-0:on 831014,during steady-state Operation, Downscale Monitor Alarm Observed for Offgas Monitor 1705-3A. Caused by Dirty Signal Connector.Signal Connector Cleaned. Monitor Successfully Tested (← links)
- 05000293/LER-1983-051-03, During steady-state Operations,Drywell Airborne Leak Detection Sys Found Inoperable.Caused by Low Flow Particulate Sys Traced to Water Clogged Filter & Leak in Sensing Line (← links)
- 05000293/LER-1983-025-03, /03L-0:on 830425,during Fire Protection Surveillance,Sliding Door in Switchgear Room Did Not Fully Close.Caused by Interference Between Knot in Counterweight Rope & Security Barrier.Knot Removed (← links)
- 05000293/LER-1983-060-03, /03L-0:on 831129,alarm Observed Indicating Low Nitrogen Pressure in Control Rod Drive 10-11 Accumulator. Caused by Leaking Accumulator Gas Charging Valve Seat.Valve Cartridge 111 Replaced & Successfully Tested (← links)
- 05000293/LER-1983-059-03, /03L-0:on 831129,while Performing Operations Daily Instrument Check Surveillance,Torus Temp Recorder TRU-9045 Found to Be Recording Downscale.Cause & Completion of Corrective Action Deferred to Refuel Outage (← links)
- 05000293/LER-1983-058-03, /03L-0:on 831012,mainstack Monitor Sys Lost Flow When Sample Pump Tripped.Caused by Low Output Pressure from Pressure Switch Due to Newly Installed Rebuilt Pump.Second Rebuilt Pump Installed (← links)
- 05000293/LER-1983-057-01, /01T-0:on 831118,during Administrative Review of Tech Spec Surveillance Requirements,Discrepancies Found in Three Testing Areas.Caused by Administrative Error.Procedure Changes Initiated (← links)
- 05000293/LER-1983-056-03, /03L-0:on 831021,during steady-state Operation, Discovered Sliding Fire Door W/O Proper Number of Binders. Caused by Installation Oversight.Second Binder Will Be Installed (← links)
- 05000293/LER-1983-055-03, /03L-0:on 831020,fire Pump Diesel Failed to Start. Caused by Battery Failure.Batteries Replaced & Replacement Batteries Stocked (← links)
- 05000293/LER-1983-053-03, /03L-0:on 831007,during Planned Shutdown,Reactor Scram Occurred,Causing Group 1 Containment Isolation.After Signal cleared,MO-220-2 Could Not Be Opened.Caused by Grounded Armature on Motor Operator (← links)
- 05000293/LER-1983-052-03, /03L-0:on 830923,while Performing Monthly HPCI Valve Mo 2301-3 Failed to Open.Caused by Grounded Armature in Motor of Valve Motor Operator.Motor & Circuit Replaced (← links)
- 05000293/LER-1983-050-03, /03L-0:on 830915,fire Watch Established for Inoperable Standby Gas Treatment Sys Fire Deluge Sys Changed from Continuous to 15 Minute Intervals.Caused by Misunderstanding of Word Continuous (← links)
- 05000293/LER-1983-066-03, /03L-0:on 831230,while Performing Weekly Fire Pump Test,Electric Fire Pump Would Not Start W/Auto Initiation Logic.Caused by Frozen Sensing Lines.Lines Thawed (← links)
- 05000293/LER-1983-005-01, Util Operated W/O 0.25% Delta K Shutdown Margin Required Per Tech Spec 3.3.A.1. Caused by Inappropriate Cold Critical Eigenvalue Used in GE Calculations (← links)
- 05000293/LER-1983-017-03, /03L-0:on 830403,drywell Airborne Leak Detection Sys (C-19) Found Inoperable.Caused by Overheated Sample Air Due to Improper Thermostatic Control of Heat Tracing for Sample Lines.Lagging on Lines Removed (← links)
- 05000293/LER-1983-014-03, /03L-0:on 830329,drywell Airborne Leak Detection Sys (C-19) Particulate Channel Found Reading Downscale. Caused by Loose Connector Pin.Pin Repaired & Unit Returned to Svc (← links)
- 05000293/LER-1983-015-03, /03L-0:on 830331,standby Gas Treatment Sys Train Opened W/O Proving Operability of Redundant Train.Caused by Miscommunication Between Insp Crew & Control Room.Need for Proper Communications Emphasized (← links)
- 05000293/LER-1983-062-03, /03L-0:on 831205 & 06,while Conducting Insp of Secondary Containment Dampers,Dampers AO/N-94 & 95 Found to Be Inoperable After Nylon Drive Gears Became Misaligned. Drive Gears Readjusted (← links)
- 05000293/LER-1983-063-01, /01T-0:on 831219,during Insp of Recirculation Sys Piping Welds,Two Indications Found in 12-inch Lines.Cause Tentatively Attributed to Intergranular Stress Corrosion Cracking.Ring Header Will Be Replaced (← links)
- 05000293/LER-1983-068-01, /01T-0:on 831219,during Refueling Operations, Shield Plugs Separating Dryer Separator Pool from Refuel Cavity Not Removed.Caused by Procedural Inadequacy.Procedure Revised (← links)
- 05000293/LER-1983-049-03, /03L-0:on 830909,during steady-state Operation, Recirculation Pump a MG Set Inadvertently Tripped.While Changing Out Generator Brushes on a MG Set,Brush Pigtail Inadvertently Shorted Out (← links)
- 05000293/LER-1983-047-01, /01T-0:on 830913,recirculation Pump a low-low Water Level Trip Relay 16A-K8A Found Smoking.Caused by Overheated Relay Coil.Relay Replaced (← links)
- 05000293/LER-1983-046-03, /03L-0:on 830805,control Rod 10-31 Declared Inoperable & Electrically Disarmed in Fully Withdrawn Position.Caused by Piston Seal Deterioration.Control Rod Drive Will Be Replaced (← links)
- 05000293/LER-1983-045-03, /03L-0:on 830802,during Cold Shutdown,Loss of 345-kV Offsite Power Occurred.Emergency Diesel Generators & safety-related Equipment Functioned as Intended.Caused by Lightning Striking Tripping Line 342 (← links)
- 05000293/LER-1983-040-03, /03L-0:on 830703,while Conducting Surveillance Tests,Core Spray Injection Valve 1400-25A Would Not Close. Caused by Loose Stem Nut Preventing Valve Operator from Closing Valve.Stem Nut Tightened (← links)
- 05000293/LER-1983-039-03, /03L-0:on 830702,HPCI Turbine Stop Valve Required More than Normal Time to Open.Hpci Sys Declared Inoperable & Reactor Shutdown Initiated.Caused by Deteriorating Orifice Plate Gasket.Gasket Replaced (← links)
- 05000293/LER-1983-038-03, /03L-0:on 830622,one Signoff Sheet Found Not Initialed for 2 H Period During Unscheduled Supervisory Insp of Fire Patrols.Caused by Failure to Read & Comprehend List of Areas to Be Patrolled.Individual Instructed (← links)
- 05000293/LER-1983-035-03, /03L-0:on 830610,three of Four Motor Operator Mounting Cap Screws Found Backed Out of Core Spray Test Valve MOV 1400-4A.Caused by Insufficient Cap Screw Torque. Screws Coated & Torqued (← links)
- 05000293/LER-1983-044-03, /03L-0:on 830725,inboard MOV-1301-16 Did Not Close During RCIC Surveillance Test.Outboard Isolation Valve Closed & Sys Declared Inoperable.Caused by Defective Belleville Spring Pack.Motor Operator Rebuilt (← links)
- 05000293/LER-1983-041-03, /03L-0:on 830713 & 15,latch on Fire Doors 162 & 105,respectively,found Inoperable.Caused by Normal Wear. One Latch Mechanism Required Adjustment.Second Latch Replaced (← links)
- 05000293/LER-1983-043-03, /03L-0:on 830728,offgas Radiation Monitor 1705-3A Found Out of Calibr in Nonconservative Direction.Caused by Instrument Drift.Monitor Recalibr & Returned to Svc (← links)
- 05000293/LER-1983-019-03, /03L-0:on 830410,sprinkler Head Supply Pipe on Top of Turbine Stop Valves Found Severed W/Water Running from Pipe.Probably Caused by Pipe Fatigue Due to Vibration.Pipe Threaded,Installed & Visually Inspected (← links)
- 05000293/LER-1983-023-03, /03L-0:on 830420 & 0504,diesel Generator Fuel Pump Belt a Broke.Caused by Improper Installation.Detailed Instructions Written & Belt Replaced (← links)
- 05000293/LER-1983-042-03, /03L-0:on 830718,insp of Fire Wall Penetrations Revealed Conditions Contrary to Tech Spec 3.12.F.Deviations Not Identified in Previous Insps.Request Initiated to Revise Survey & Correct Deviations (← links)
- 05000293/LER-1983-024-03, /03L-0:on 830421,drywell Airborne Leak Detection Sys (C-19) Particulate Channel Found Inoperable.Caused by Failure of Heat Tracing on Sensing Line to Particulate Detector.Heat Tracing Repaired (← links)