Pages that link to "05000266/LER-1981-006, Forwards LER 81-006/01T-0"
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The following pages link to 05000266/LER-1981-006, Forwards LER 81-006/01T-0:
Displayed 50 items.
- ML20009A910 (redirect page) (← links)
- ML20009A911 (← links)
- 05000301/LER-1981-002, Forwards Results of Metallographic Insp & Exam of Steam Generator Tube R15C73,as Committed to in LER 81-002/01T-01. Also Forwards Addl Rept on Evaluation of Apr 1981 Eddy Current Insp Results & Eddy Current Insp Maps (← links)
- 05000266/LER-1981-020-03, /03L-0:on 811219,frozen Sensing Line Caused High Indication of Steam Generator Pressure Instrument 1PT-482. Caused by Incomplete Insulation of Line & by Cold Weather. Instrument Placed in Tripped Position & Tubing Thawed (← links)
- 05000266/LER-1981-020, Forwards LER 81-020/03L-0 (← links)
- 05000266/LER-1981-019-01, /01T-0:on 811210,steam Flow Channels FC-464 & FC-465 Found to Be Indicating Zero Flow Following Rephasing. Caused by Improper Zero Setting on Transmitters.Channels Placed in Trip to Provide Safeguard Signals Pending Calibr (← links)
- 05000266/LER-1981-019, Forwards LER 81-019/01T-0 (← links)
- 05000266/LER-1981-014-01, /01T-1:on 811010,while Performing Refueling Leakage Tests of Containment Isolation valves,4-inch Check Valve in Svc Air Supply Found to Have Leakage Exceeding Tech Specs.Caused by Foreign Matl in Internals (← links)
- 05000266/LER-1981-014, Forwards LER 81-014/01T-1 (← links)
- 05000266/LER-1981-004-03, /03L-0:on 810425,during Inservice Testing of Containment Spray Valves (IT-50),Valve 1-860D Failed to Open.Caused by Maladjusted Closing Torque Switch.Switch Adjusted & Valve Retested & Returned to Svc (← links)
- 05000266/LER-1981-004, Forwards LER 81-004/03L-0 (← links)
- 05000266/LER-1981-003-03, /03L-0:on 810328,3D Diesel Generator Dc Power Failure Alarm Actuated.Caused by Failure of Field Failure Voltage (Ffv) Relay Coil.Ffv Relay Coil Replaced & Generator Returned to Svc (← links)
- 05000266/LER-1981-018-03, /03L-0:on 811016,while Connecting Wet Pipe Flow Switches Into Emergency Diesel Generator Area Smoke Detection Sys,Wiring Error Caused Sys Supply Fuses to Blow. Caused by Personnel Error (← links)
- 05000266/LER-1981-018, Forwards LER 81-018/03L-0.Detailed Event Analysis Encl (← links)
- 05000266/LER-1981-017-01, /01T-0:on 811030,during refueling,10 Tubes in a Steam Generator & 7 Tubes in B Steam Generator Found to Exceed Tech Specs.Caused by Caustic.Crevice Flush Planned Before Startup & Defective Tubes Sleeved (← links)
- 05000266/LER-1981-017, Forwards LER 81-017/01T-0 (← links)
- 05000266/LER-1981-015, Updated LER 81-015/01T-1:on 811010,high & Low Head Safety Injection Check Valve Leakage Test Indicated Leakage in Excess of Acceptable Criteria for 1-853C.Cause Not Stated. Affected Line Flushed & 1-853C Retested (← links)
- 05000301/LER-1981-008-01, /01T-0:on 811022,valve 2SI-866A,high Head a SI Pump Discharge Valve,Indicated Shut Position.Possibly Caused by Operator Inattentiveness During Replacement of Ready Status Light.Operators Cautioned (← links)
- 05000301/LER-1981-008, Forwards LER 81-008/01T-0 (← links)
- 05000266/LER-1981-016-01, /01T-0:on 811016,vendor Notified of Unusually High Failure Rate of Westinghouse Nbfd Relays Upon de-energization.Caused by Voltage Spike.Gradual Replacement of Designed Relays or Coils Planned (← links)
- 05000266/LER-1981-016, Forwards LER 81-016/01T-0 (← links)
- 05000266/LER-1981-015-01, /01T-0:on 811010,during Refueling Outage,High & Low Head Safety Injection Check Valve Leakage Test Indicated Excessive Leakage.Cause Not Stated.Affected Line Flushed & Passed Retest (← links)
- 05000266/LER-1981-013-03, /03L-0:on 810921,records Revealed That Safeguards Bus Undervoltage Relays Were Not Tested within Required Time Frame.Caused by Earlier than Normal Testing During Annual Diesel Overhaul.Surveillance Callup Modified (← links)
- 05000266/LER-1981-013, Forwards LER 81-013/03L-0 (← links)
- 05000266/LER-1981-012-01, /01T-0:on 810828,control Room Critical Control Power Failure Alarm Annunciated.Caused by Breakers Accidentally Opened by Contractor Personnel Installing Fire Barriers in Control Room.Breakers Closed & Alarm Cleared (← links)
- 05000266/LER-1981-012, Forwards LER 81-012/01T-0 (← links)
- 05000266/LER-1981-011-03, /03L-0:on 810721,during Biweekly Safeguards Sys Logic Periodic Testing,Unit 1 Test Switch PC-950A Failed. Probably Caused by Dirty Contacts.New Rees Contact Block Installed (← links)
- 05000266/LER-1981-011, Forwards LER 81-011/03L-0 (← links)
- 05000301/LER-1981-007-03, /03L-0:on 810902,boric Acid Heat Trace Circuit P131 Found Inoperative.Caused by Failed Fuse Holder.Fuse Holder Replaced & Boric Acid Heat Trace Circuit Returned to Svc (← links)
- 05000301/LER-1981-007, Forwards LER 81-007/03L-0 (← links)
- 05000301/LER-1981-006-03, /03L-0:on 810803,during Routine Calibr Check of Pressurizer Level Instrumentation,One Channel Found Outside Tech Spec Range.Caused by Zero Drift of Level Transmitter Calibr.Instrument Adjusted.New Calibr Procedure Formalized (← links)
- 05000301/LER-1981-006, Forwards LER 81-006/03L-0 (← links)
- 05000266/LER-1981-010-01, /01T-0:on 810716,check Valves 1-853C & D Were Opened Up & Found Stuck in Full Open Position During Testing.Caused by Interference Between Disc Wire & Valve Body.Disc Wires Replaced W/Cotter Pins (← links)
- 05000266/LER-1981-010, Forwards LER 81-010/01T-0 (← links)
- 05000266/LER-1981-009-01, /01T-0:on 810714,per IE Bulletin 80-11 Analyses, Contractor Reported That Four Control Room & Two Battery Room Walls Did Not Meet Revised Criteria for Seismic Event. Caused by Reanalysis Per Revisions.Supports Installed (← links)
- 05000266/LER-1981-009, Forwards LER 81-009/01T-0 (← links)
- 05000266/LER-1981-008-01, /01T-0:on 810710,four Tubes in Steam Generators Were Verified to Have Degradation Greater than 40% Which Exceeds Plugging Limit of Tech Specs.Caused by Intergranular Attack Due to Caustic.Defective Tubes Plugged (← links)
- 05000266/LER-1981-008, Forwards LER 81-008/01T-0 (← links)
- 05000301/LER-1981-005-03, /03L-0:on 810625,during Normal Operation, Contractor Accidently Tripped Turbine Overspeed Trip Valve on Auxiliary Feedwater Pump.Valve Reset.Contractors Removed from Area & Reminded to Use Caution (← links)
- 05000301/LER-1981-005, Forwards LER 81-005/03L-0 (← links)
- 05000266/LER-1981-007-01, /01T-0:on 810626,during Normal Operation,Unit Tripped from Approx 80% Power Due to Loss of Instrument Bus. Caused by Performance of Backfitting Mods.Plant Contractors Reinstructed (← links)
- 05000266/LER-1981-007, Forwards LER 81-007/01T-0 (← links)
- 05000301/LER-1981-004-01, /01T-0:on 810529,during Maint Shutdown,Msiv 2CV-2017 Failed to Shut.Caused by Two Vent Valves for Air Operator Failing to Open.Valves Replaced (← links)
- 05000301/LER-1981-004, Forwards LER 81-004/01T-0 (← links)
- 05000266/LER-1981-006-01, /01T-0:on 810621,spray Additive Isolation Valve 1-831A Found Shut.Caused by Failure of Operator to Position Valve Correctly After Surveillance Testing.Valve Repositioned & Locked Open (← links)
- 05000266/LER-1981-006 (redirect page) (← links)
- 05000266/LER-1981-003, Forwards LER 81-003/01T-0 (← links)
- 05000266/LER-1981-005, Forwards LER 81-005/03L-0 (← links)
- 05000266/LER-1981-005-03, /03L-0:on 810515,control Room Emergency Filtration Sys Fans,Common to Both Units,Found Operating Outside Design Flow Rates Per Tech Specs.Caused by Improperly Balanced Backdraft Damper at Fan Discharge.Dampers Readjusted (← links)
- 05000301/LER-1981-003-01, /01T-0:on 810526,steam Generator 2A Blowdown Sample Isolation Valve Failed to Close Upon Actuation.Caused by Excessive Stem to Packing Friction Due to Dried Out Packing.Packing Gland Adjusted & Valve Stem Lubricated (← links)
- 05000301/LER-1981-003, Forwards LER 81-003/01T-0 (← links)