Pages that link to "05000278/LER-1982-008, Forwards LER 82-008/01T-0.Detailed Event Analysis Submitted"
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The following pages link to 05000278/LER-1982-008, Forwards LER 82-008/01T-0.Detailed Event Analysis Submitted:
Displayed 50 items.
- ML20054J380 (redirect page) (← links)
- 05000278/LER-1982-008 (redirect page) (← links)
- 05000277/LER-1982-010, Sanitized Version of LER 82-010/01X-0:on 820413,Eberline Instrument Corp Reported 9.175 Rem Exposure to TLD Badge. Caused by Deliberate Tampering W/Badge Found Near Radiation Source.Individual Denied Access to Site (← links)
- 05000277/LER-1982-027, Forwards LER 82-027/01T-0.Detailed Event Analysis Encl (← links)
- 05000277/LER-1982-021, Forwards LER 82-021/03L-0.Detailed Event Analysis Encl (← links)
- 05000277/LER-1982-041, Forwards LER 82-041/01T-0.Detailed Event Analysis Submitted (← links)
- 05000278/LER-1982-016-03, /03L-0:on 820831,while Operating at Power,Loss of Position Indication Observed on Motor Operated Steam Supply Valve MO-3-13-131 to RCIC Turbine.Caused by Grounded Relay Coil.Relay & Control Fuse Replaced (← links)
- 05000278/LER-1982-023-03, /03L-0:on 821209,during Surveillance Testing,Two HPCI Turbine Exhaust Rupture Discs Failed.Caused by High Back Pressure from Water in Exhaust Line.Water Pulled from Torus Due to Faulty Vacuum Breakers (← links)
- 05000278/LER-1982-024-03, /03L-0:on 821209,fire Alarm Received from Core Spray Pump Rooms B & D & RHR Pump Room C.Caused by Reversed Wiring in B & D Core Spray & RHR Pump Room C.Wiring Corrected (← links)
- 05000277/LER-1982-042-03, /03L-0:on 821210,while Performing Snubber Surveillance Test,Feedwater Snubber & HPCI Exhaust Line Snubber Discovered Detached.Caused by Improper Installation. Snubbers Properly Reinstalled (← links)
- 05000278/LER-1982-025-03, /03L-0:on 821214 & 18,torus Normal Range Level Recorder Not Responding to Changes in Level.Caused by off-centered Displacer to Force Arm Connection in Level Transmitter.Arm Centered (← links)
- 05000277/LER-1982-032-03, /03L-0:on 821114,during Surveillance Test,No Air Flowed from B Main Control Room Emergency Ventilation Fan. Caused by Fan Damper Controller Being Out of Adjustment. Controller Adjusted,Sys Tested & Returned to Svc (← links)
- 05000277/LER-1982-038-03, /03L-0:on 821106 & 08,isolation Valves SV2671C, SV2671D & SV2671A in Sample Lines to Oxygen Analyzers Failed to Fully Close.Caused by Accumulation of Dirt on Seat & Valve Disk.Valves Disassembled,Cleaned & Rebuilt (← links)
- 05000277/LER-1982-034-03, /03L-0:on 821013,two Ventilation Duct Fire Dampers Failed to Operate Properly.Caused by Loose Mounting Screw on One Coil & Displaced Piece of Electrical Insulation on Other.Both Mechanisms Realigned & Tested (← links)
- 05000277/LER-1982-029-03, /03L-0:on 820915,during Power,Supervisory Alarm Occurred Indicating Fire Sys Problems.Investigation Revealed Heat Detectors in Startup Switchgear Bldg Inoperable.Caused by Disconnected Circuit Breaker Due to Stripped Screw (← links)
- 05000277/LER-1982-025-03, /03L-0:on 820827,while Performing Surveillance Test,C RHR Pump Room C Cooling Fan Would Not Start in Automatic.Caused by Corroded Contacts on C Fan Switch DPS 0400-16.Switch Rewired & Calibr (← links)
- 05000277/LER-1982-026-03, /03L-0:on 820831,RHR Pump 2A Failed to Start During Test on FR-2-10-143.Caused by Uncharged Breaker Closing Spring Due to Faulty Closing Latch Monitoring Switch in Charging Motor Circuitry.Switch Replaced (← links)
- 05000277/LER-1982-028-03, /03L-0:on 820908,LIS-2-3-73B,reactor Lo-Lo-Lo Containment Spray Interlock Discovered Out of Calibr. Caused by Setpoint Drift of Rosemont Model 1151 Trip Unit. Device Recalibr (← links)
- 05000278/LER-1982-015-03, /03L-0:on 820822,drywell Pressure Recorder PR5805 Failed Downscale.Caused by Blown Fuse.Fuse Replaced & Sys Operation Verified (← links)
- 05000277/LER-1982-017-03, /03L-0:on 820825,diesel Overspeed Trip Alarm Sounded.Caused by Shorted Overspeed Trip Switch Due to Water Entering Switch Via Cracked Switch Housing.Switch & Valve Replaced (← links)
- 05000277/LER-1982-024-03, /03L-0:on 820827,pump Trip Annunicator Did Not Clear After Core Spray Surveillance Test.Caused by Misaligned Driving Pawl in 2D Core Spray Pump Motor Breaker Charging Spring.Pawl Realigned & Interlocks Reset (← links)
- 05000277/LER-1982-023-03, /03L-0:on 820908,reactor Core Isolation Cooling Governor Found W/Positive Ground During Routine Surveillance Test.Caused by Burned Out Resistor on Woodward Electric Governor Magnetic Servo.Resistor Replaced (← links)
- 05000278/LER-1982-012-03, /03L-0:on 820806,at Normal Power,Reactor Bldg 3A Exhaust Radiation Monitor Experienced Downscale Failure. Caused by Failure of Geiger-Mueller Tube (GE Part 194x 927G011) Detector.Tube Replaced & Unit Calibr (← links)
- 05000277/LER-1982-045-03, /03L-0:on 821230,while Performing Routine Decontamination of RHR Pump Room 2B,motor Found Wet to Extent Considered Inoperable.Caused by Personnel Error. Supervisor Reinstructed Vendor in Proper Method (← links)
- 05000277/LER-1982-021-03, /03L-0:on 820620,combined Leakage for Type B & C Tests Exceeded 0.6 La.Caused by Failure of MSIV Due to Improper Seat Contact Resulting from Damaged Seats,Plugs & Guides.Valves Repaired & Tested (← links)
- 05000277/LER-1982-039-03, /03L-0:on 821126,HPCI Flow Controller Read Approx 80% Instead of 100%.Caused by Faulty Amplifier Card in Flow Controller.Flow Controller Replaced & HPCI Sys Tested & Returned to Svc (← links)
- 05000277/LER-1982-041-01, /01T-0:on 821210,reactor Water Cleanup High Temp Isolation Signal Bypassed After Trip.Caused by False Initiation Signal Due to Short Circuit in Temp Switch Caused by Frayed Wire (← links)
- 05000277/LER-1982-031-03, /03L-0:on 820831,smoke Detector S14 in Emergency Switchgear Room B Failed to Calibr to Tech Spec Limits. Caused by Faulty Smoke Detector.Detector Replaced (← links)
- 05000278/LER-1982-017-03, /03L-0:on 820902,during Heavy Rainstorm,Operator Observed That Vent Stack Flow Recorder Indicated Downscale on Both Channels.Caused by Pilot Tubes Filling W/Water During Severe Storm.Indication Returned When Storm Subsided (← links)
- 05000277/LER-1982-020-03, /03L-0:on 820806,drywell Pressure Recorders PR-2508A & PR-2508B Failed Downscale Due to Blown Fuses. Caused by Intentional Ground on Positive Side of Transmitters.Mod to Eliminate Ground Completed on 820811 (← links)
- 05000277/LER-1982-018-31, /03L-0:on 820724,while Testing Smoke Detectors in Cable Spreading Room,One Fire Damper Remained Open When Trip Was Initiated.Caused by Improperly Set Solenoid Release Mechanism (Derby Electric Release).Mechanism Reset & Test (← links)
- 05000277/LER-1982-019-03, /03L-0:on 820725,main Steam Line Radiation Monitors a & C Revealed hi-hi Trip Setpoints Greater than Tech Spec Limit.Caused by Instrument Zero Drift.Monitors Recalibr (← links)
- 05000277/LER-1982-014-03, /03L-0:on 820701,after Installation of Modified Printed Circuit Board on Drywell Pressure Transmitter PT 2508B,transmitter PT 2508A Lost Signal.Caused by Blown Fuse Due to New Board.Original Board Reinstalled (← links)
- 05000278/LER-1982-011-03, /03L-0:on 820620,fuse on Positive Leg to Transmitter Circuit Board Blew Causing Downscale Failure of Drywell 0-70 Psig Pressure Recorder.Caused by Intentional Ground Installed on Positive of Transmitter.Fuse Replaced (← links)
- 05000278/LER-1982-010-03, /03L-0:on 820618,downscale Failure of Drywell 0-70 Psig Pressure Recorder Occurred.Caused by Blown 0.3 Ampere Fuse Installed on Positive Side of Power Supply to Transmitter Circuit Board.Fuse Replaced (← links)
- 05000277/LER-1982-013-03, /03L-0:on 820608,while Filling Diesel Generator Carbon Dioxide Fire Suppression Sys Storage Tank,Tank Pressure Dropped Below Tech Spec Limit.Caused by Venting Tank Vapor Space to Atmosphere Instead of Delivery Truck (← links)
- 05000278/LER-1982-009-03, /03L-0:on 820530,operator Lost Valve Indication Position on HPCI Sys.Caused by Blown Fuse in Instrument Panel Due to Shortened Solenoid Coil in Turbine Exhaust Drain Valve.Fuse Replaced & Valves Stroked (← links)
- 05000278/LER-1982-007-03, /03L-0:on 820519,during Operability Testing,Hpci Steam Inlet valve,MO-14,blew Fuses When Stroked & Turbine Stop valve,HO-5513,failed to Close in Response to Remote Trip Signal.Steam Inlet Valve Repacked & Switch Replaced (← links)
- 05000278/LER-1982-005-03, /03L-0:on 820514,during Normal Operation,Reactor Operator Heard Relay in Primary Containment Isolation Sys Energize.Caused by Defective Component in Rosemount Model 510DU Slave Trip Unit.Instrument Replaced (← links)
- 05000277/LER-1982-012-03, /03L-0:on 820517,pressure Drop Across Combined HEPA Filters & Charcoal Absorber Banks in Control Room Emergency Ventilation Sys Exceeded Tech Spec Limits.Caused by Pin on Connecting Linkage of Damper OBV-30 Falling Out (← links)
- 05000277/LER-1982-008, Forwards Revised LER 82-008/01X-1.Detailed Event Analysis Encl (← links)
- 05000277/LER-1982-006-03, /03L-0:on 820313,during Surveillance Testing of Fire Protection Sys,Diesel Fire Pump Tripped Off on Overspeed Condition.Caused by Defective Overspeed Control Switch.Defective Switch Replaced (← links)
- 05000278/LER-1982-006-01, /01T-0:on 820504,GE Notified Util That Odyn Pressurization Event MCPR Values May Be Nonconservative. Caused by Nonconservative Value of Active Fuel Length Used in Reload 4 Odyn Transient Analysis (← links)
- 05000278/LER-1982-006, Forwards LER 82-006/01T-0.Detailed Event Analysis Submitted (← links)
- 05000277/LER-1982-005-03, /03L-1:on 820215,pressure Drop Across Combined HEPA Filters & Charcoal Adsorber Banks in Control Room Emergency Ventilation Sys Exceeded Tech Spec Limits.Caused by Broken Linkage on Damper of OBV-30 Emergency Fan (← links)
- 05000278/LER-1982-003-03, /03L-0:on 820413,core Spray Pump C Failed to Start Following Breaker Racking on 820329 for Valve Maint.Caused by Misaligned Pump Breaker Cell Switch.Breaker Reracked & Operator Counseled (← links)
- 05000278/LER-1982-004-03, /03L-0:on 820410,while Performing Surveillance Tests on D Core Spray & D RHR Pumps,Room Cooler Fans Failed to Start W/Control Switches in Auto or Run Position.Caused by de-energized Control Circuit.Circuit re-energized (← links)
- 05000277/LER-1982-009-01, /01T:on 820329,during Shutdown for Refueling/Maint Outage,Crack Identified in B Core Spray Sparger During Insp of Reactor Vessel Internals Per IE Bulletin 80-13.Cause Unknown (← links)
- 05000278/LER-1982-002-03, /03L-0:on 820331,during Maint Outage,Hydraulic snubbers,1-GG-S-30,1-GG-S-34 & 23-HBS-2A Found to Have Empty Reservoirs.Caused by Deterioration of Lynair 2.5-inch Hydraulic Seals.Seals Replaced & Snubbers Rebuilt (← links)
- 05000277/LER-1982-009, Forwards LER 82-009/01X-0.Detailed Event Analysis Submitted (← links)