Pages that link to "05000280/LER-1985-001"
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The following pages link to 05000280/LER-1985-001:
Displayed 50 items.
- 05000280/LER-1983-015, Forwards LER 83-015/03L-0 (← links)
- 05000280/LER-1983-014, Forwards LER 83-014/01T-0 (← links)
- 05000280/LER-1983-012, Forwards LER 83-012/03L-0 (← links)
- 05000280/LER-1983-013, Forwards LER 83-013/03L-0 (← links)
- 05000280/LER-1982-007, Forwards LER 82-007/03L-0 (← links)
- 05000280/LER-1982-018, Forwards LER 82-018/03L-0 (← links)
- 05000280/LER-1980-019, Forwards Updated LER 80-019/03X-1 & LERs 82-058/03L-0 & 82-099/03L-0 (← links)
- 05000280/LER-1980-009, Forwards LERs 82-049/03L-0,82-080/03L-0 & Updated LER 80-009/01X-1 (← links)
- 05000280/LER-2024-001, Troubleshooting Initiated Unknown Turbine Trip Feature in Control System (← links)
- 05000280/LER-2022-003, Loss of Emergency Switchgear Room Cooling Due to Use of Incorrect Air Handler Fan V-Belts (← links)
- 05000280/LER-2022-002, Failure of Unit 1 Emergency Diesel Generator Results in an Operation or Condition Prohibited by Technical Specifications (← links)
- 05000280/LER-2022-001, Unit 2, Failure of Two Intake Canal Level Probes Due to Biofouling (← links)
- 05000280/LER-2021-001, Unanalyzed Condition Due to Appendix R Concern Identified with Cable Separation (← links)
- 05000280/LER-1989-019, :on 890615,six Auxiliary Bldg Ventilation Fans Tripped When Two Ventilation Exhaust Air Operated Dampers Opened.Caused by Inadequately Designed Test Rig Installed for Special Test.Test Rig Removed (← links)
- 05000280/LER-1988-030, :on 880517,operator Reported That Water Was Flowing Into Loop C Room from Penetration of Reactor Coolant Loop Through Shield Wall.Cause Unknown.Backup Nitrogen Supply Restored to Inflatable Seal (← links)
- 05000280/LER-1986-006, :on 860124,specific Activity Sample of Reactor Coolant Showed Dose Equivalent I-131 Level of 1.22 Mci/Cc After Manual Reactor Trip from 42% Power.Caused by Fuel Element Defects in Core.Level Monitored Every 4 H (← links)
- 05000280/LER-1986-026, :on 860919,quadrant-to-average-power-tilt Ratio Exceeded 2% Tech Spec Limit.Caused by Dropped Control Rod P-6 Due to Failed Stationary Gripper Coil in CRD Mechanism. Coil Replaced (← links)
- 05000280/LER-1986-023, :on 860820,excessive Leakage Found at Inside Containment Isolation Valve for Containment Sump Pump Discharge.Caused by Leakage Through Packing Gland.Gland Adjusted & Leakage Reduced (← links)
- 05000280/LER-1986-034, :on 861117,control/relay Room Chiller C Tripped Due to High Condenser Pressure,Leaving Only One Operable Chiller,In Violation of Tech Specs.Caused by Clogged Suction Strainer.Strainer Cleaned (← links)
- 05000280/LER-1986-032, :on 861104,svc Water Flow Lost to Charging Pump Svc Water Subsystem & to Control/Relay Room Chiller Condenser Svc Water Subsystem.Caused by Introduction of Air Into Sys.Normal Line Returned to Svc (← links)
- 05000280/LER-1986-030, :on 861029,number of Inoperable Control Room Chillers Exceeded Requirements of Tech Spec 3.14.Caused by Reduced Water Flow Due to Marine Growth in Svc Water Line. Growth Removed & Chillers Returned to Svc (← links)
- 05000280/LER-1986-031, :on 861030,svc Water Flow to Charging Pump Svc Water Subsystem Lost When Pumps Became Air Bound After Svc Water Strainer Placed in Svc W/O Being Vented.Caused by Personnel Error.Personnel Instructed (← links)
- 05000280/LER-1986-027, :on 861009,two of Three Control Room Air Conditioning Chillers Found Inoperable.Caused by One Chiller Out for Maint & Other Inoperable Due to Failed Relay.Failed Relay Jumpered & Replaced (← links)
- 05000280/LER-1986-011, :on 860227,Kaman high-range Radiation Monitors Declared Inoperable.Caused by Range Capability Exceeding Upper Limits Due to Computer Software Deficiency.Software Mods Installed (← links)
- 05000280/LER-1987-001, :on 861223,pressurizer PORVs Declared Inoperable Due to Excessive Stroke Time.Caused by Insufficient Air Flow Due to Air Line Size.Air Lines Will Be Replaced W/Larger Tubing (← links)
- 05000280/LER-1986-035, :on 861223,improperly Installed Raychem Splices on Environmentally Qualified Equipment Discovered.Caused by Inadequate Procedures Used During Installation of Heat Shrink Tubing.Procedures Revised (← links)
- 05000280/LER-1986-033, :on 861114,reactor Containment Air Partial Pressure Found to Be Less than 9 Psia.Caused by Instrument Drift.Air in-leakage Established to Containment Bldg & Pressure Increased (← links)
- 05000280/LER-1986-029, :on 860929,svc Water to Charging Pump Svc Water Subsystem Lost.Caused by Leak on Blowdown Line for in-line Strainer.Line Repaired (← links)
- 05000280/LER-1986-018, :on 860528,emergency Diesel Generator 3 Automatically Started.Caused by Inadequate Design Change Procedure Causing Interruption of Dc Power.Procedure Revised (← links)
- 05000280/LER-1986-016, :on 860510,lift Settings for Five Safety Valves on Main Steam Line B Found 3% Greater than Lift Setpoints. Caused by Setpoints Set Too High During 841223 Calibr Due to Unreliable Indication (← links)
- 05000280/LER-1986-025, :on 860918 & 19,control Rods P-6 & P-10 Dropped Into Core,Respectively & Reactor Manually Tripped.Caused by Failed Stationary Gripper Coil & Loose Female Connector Pin. Parts Replaced & Control Rods Tested (← links)
- 05000280/LER-1986-023-01, :on 860820,containment Sump Trip Valve Found Leaking from Inside Containment Isolation Valve.Caused by Loose Valve Position Indication Arm.Valve Manually Isolated & Screw Set Tightened in Indication Arm (← links)
- 05000280/LER-1986-022, :on 860916 & 20,partial Train B ESF Actuations Occurred Due to Reactor Protection Sys Relay Failures.Caused by Coil Failure.Coil Replaced & Relay Reinstalled & Tested (← links)
- 05000280/LER-1986-013, :on 860510,following Shutdown for Refueling Outage,Specific Activity Sample of Reactor Coolant Showed Dose Equivalent of I-131 1.05 Mci/Cc.Caused by Fuel Element Defects in Reactor Core.Level Monitored (← links)
- 05000280/LER-1986-023, :on 860820,containment Sump Trip Valve Found Leaking from Inside Containment Isolation Valve.Valve Packing Follower Tightened.Leakage Reduced to Acceptable Levels (← links)
- 05000280/LER-1986-012, :on 860409,flow Path from Boric Acid Tank to Charging Pump Suction Inadvertently Isolated.Caused by Personnel Error in Isolating Boric Acid Filter.Flow Path Reestablished by Unisolating Filter (← links)
- 05000280/LER-1985-022, :on 851121, Auxiliary Vent Sys Safety Mode Initiated Alarm Received.Caused by Momentary Decrease of Instrument Air Pressure from Ice Formation.Bypass Valve Adjusted (← links)
- 05000280/LER-1986-024, :on 860813 & 14,at 100% Power,Control Room Chillers Failed to Operate.Caused by Clogged Chillers Due to Unfiltered River Water Flowing Through Tubes.Chillers Unclogged & Strainer Returned to Svc (← links)
- 05000280/LER-1986-036, :on 861231,failure to Perform Type B Testing on Pressure Retaining Gaskets on Containment Recirculation Spray HXs (EIIS Be) Discovered.Engineering Work Request Initiated to Replace Diaphragm W/Monal Matl (← links)
- 05000280/LER-1986-035, :on 861223,insp Per IE Info Notice 86-053 Discovered Improperly Installed Raychem Splice Matl.Caused by Use of Improper Procedures & Inadequate Training. Discrepancies Corrected.Procedures Revised (← links)
- 05000280/LER-1987-003, :on 870213 & 16,one of Three Control/Relay Room Chillers Operable.Second Chiller Out for Maint & Third Chiller Inoperable.Caused by Inadequate Heat Sinks.One Chiller Replaced,Two New Chillers Ordered (← links)
- 05000280/LER-1987-004, :on 870213,discovered Potential for Control Room Ventilation Fans to Admit More Unfiltered Air than Allowed.Caused by Inadequate Sealing of Fan Shaft.Temporary Seal Installed Until Fans Repaired (← links)
- 05000280/LER-1986-021, :on 860713,individual Rod Position Indicators (Irpi) Declared Inoperable,Per Tech Spec 3.12.E.Caused by Instrumentation Drift Affected by Primary Coolant Temp & Control Rod Movement.Irpis Recalibr (← links)
- 05000280/LER-1986-017, :on 860524,loss of Operating RHR & Component Cooling Pumps 1B Occurred Due to Undervoltage Transient. Caused by Personnel Error.Forced Coolant Circulation Reestablished (← links)
- 05000280/LER-1986-014, :on 860511,temporary Degradation of Dc Bus Voltage B Experienced,Resulting in ESF Actuation.Caused by Inadequate Procedure in Design Change to Replace Batteries. Procedure Will Be Revised (← links)
- 05000280/LER-1987-005, :on 870221,control/relay Room Chillers 1-VS-E-4B & 4C Tripped Due to Insufficient Svc Water Flow to Condensers.Caused by Clogged Y-type Suction Strainers. Maint Procedures Re Strainer Cleaning Revised (← links)
- 05000280/LER-1985-008, :on 850318,tag Inadvertently Placed on Fire Zone 5,locking Out Automatic Initiation of CO2 W/O Fire Watch as Required by Tech Specs.Caused by Operator Error.Sys Returned to Automatic.Red Tags Used in Future (← links)
- 05000280/LER-1986-019, :on 860711,automatic Opening of Reactor Trip Breakers Occurred.Caused by Spurious Turbine First Stage Pressure Spike That Unblocked Permissive P.7 (← links)
- 05000280/LER-1986-020, :on 860609,during Environ Qualification Insp, Limitorque Motor Valve Operator Wiring Found Questionable. Unidentifiable Wiring Introduced Through Plant Field Changes.Wiring Replaced (← links)
- 05000280/LER-1986-015, :on 860514,inside & Outside Containment Sump Trip Valves Failed to Hold Air Pressure & as-found Leakage Charged to Each Valve.Caused by Erosion of Plug & Seat from Debris in Effluent Stream.Valves Replaced (← links)