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Showing below up to 50 results in range #101 to #150.
- 05000010/LER-1997-001, Forwards LER 97-001-00.Commitments Made by Util,Listed
- 05000010/LER-1997-001-06, :on 970210,120 Volt Circuit Breaker Supplying Alternate Iodine & Particulate Sampling Sys Tripped.Caused by Mgt Deficiency.Disconnected Auxiliary Loads,Restricted Use of Outlets & Verified Continued Sys Operation
- 05000016/LER-1998-001, Submits Voluntary LER 98-001 Containing Info of Interest to NRC Which Did Not Specifically Meet Reporting Criteria of Section I.8 of Fermi 1 Ts.Notification Was Made on 980409. Commitment Is Made to Submit Rev to Fermi 1 SAR
- 05000016/LER-1999-001, :on 990604,protected Area Access Was Found Unlocked.Caused by Human Error.Reinforced That Custodial Agent Issued Key Is Responsible for Ensuring That Protected Area Access Gate Is Locked
- 05000016/LER-2008-001, Enrico Fermi, Unit 1 Re Corrective Action Program
- 05000029/LER-1950-029, Advises That LER 50-29/80-05 Was Not Used for 1980
- 05000029/LER-1976-001, Forwards LER 76-001/03L-0
- 05000029/LER-1976-001-03, /03L-0:on 760204,slight Leakage from Charging Pump 3 Found in Two Areas,Relief Valve Discharge Flange & Pump Suction Tee to Valve Line Welds.Caused by Vibration Induced Fatigue Failure.Flange & Tee Replaced
- 05000029/LER-1976-002, Forwards LER 76-002/03L-0
- 05000029/LER-1976-002-03, /03L-0:on 760210,auxiliary Operator Noted Leak in Weld on Reducer Discharge Header of Charging Pump 3.Caused by Vibration Induced Fatigue Failure,Due to Continuous Operation of Displacement Charging Pump
- 05000029/LER-1976-003, Forwards LER 76-003/01T-0
- 05000029/LER-1976-003-01, /01T-0:on 760513,review of ECCS Analysis Found Error in Accident Analysis.Caused by Error in Assumption of Accident Analysis.Reanalysis Performed.Proposed Change to Tech Specs Submitted
- 05000029/LER-1976-004, Forwards LER 76-004/03L-0
- 05000029/LER-1976-004-03, /03L-0:on 761216,during Monthly Test,Hpsi Pump 1 Shaft Housing Seal Was Found to Leak Lightly.Caused by Cut in Gasket.Defective Gasket Replaced
- 05000029/LER-1976-005, Forwards LER 76-005/03L-0
- 05000029/LER-1976-005-03, /03L-0:on 760520,auxiliary Operator Noted Slight Leakage from Weld on Inlet Charging Pump 3 Relief Valve. Caused by Pullback Gap Not Allowed During Installation of Pipe & Vibration Induced Fatigue Failure
- 05000029/LER-1976-005-30, /030-1:on 760520,weld on Inlet to Charging Pump 3 Relief Valve Found Leaking.Caused by Error in Installation of Pipe in Which Full 1/16 Inch Pullback Not Allowed
- 05000029/LER-1976-006, Forwards LER 76-006/01T-0
- 05000029/LER-1976-006-01, /01T-0:on 760624,during Normal Operation,Routine Safety Injection Tank Makeup Was Performed Per Plant Procedure.Acceptance Criteria Not Met.Caused by Change 117, Suppl 3,requiring Limits on Boron Concentration
- 05000029/LER-1976-007, Forwards LER 76-007/01T-0
- 05000029/LER-1976-007-01, /01T-0:on 760624,investigation of RO 76-06 Revealed That Assumed Boron Concentration of LOCA Analysis Was Exceeded During Hydrostatic Leak Test of Reactor Vessel. Caused by Personnel Error.Personnel Reinstructed
- 05000029/LER-1976-008, Updated LER 76-008/010-0:on 760730,review of Rod Ejection Accident Analysis Revealed Error in Method Used for Core 11 Analysis.Caused by Error in Methods & Application of Analysis Codes.Sys of Documentation Control Initiated
- 05000029/LER-1976-010, Forwards LER 76-010/01T-0
- 05000029/LER-1976-010-01, /01T-0:on 760830,during Review of Core 12 Analysis,Error Found in Figure 8-1 of Tech Specs.Caused by Gamma Heating Correction Omitted by Error in Application of Computer Codes
- 05000029/LER-1976-011, Forwards LER 76-011/03L-0
- 05000029/LER-1976-011-03, /03L-0:on 760907,slight Leakage Noted from Welded Nipple on Charging Pump 3 Discharge Heater Line.Caused by Failure to Allow 1/16-inch Pull Back Gap During Installation of Weld.Pump Isolated & Nipple Replaced
- 05000029/LER-1976-012, Forwards LER 76-012/01T-0
- 05000029/LER-1976-012-01, /01T-0:on 761119,safety Injection Accumulator for Boron Was 30 Ppm Over Tech Specs & 80 Ppm Over Administrative Limits.Investigation Revealed That Std Sodium Hydroxide Titrant Had Concentrations Lower than Predicted
- 05000029/LER-1976-013, Forwards LER 76-013/01T-0
- 05000029/LER-1976-013-01, /01T-0:on 761128,following Plant Trip from Power, Main Collant Pump 3 Inadvertently Restarted During Scram Recovery.Caused by Jammed Trip Mechanism on Air Circuit Breaker.New Trip Coil Installed
- 05000029/LER-1976-014-03, /03L-0:on 761216,during Performance of OP-4204, Monthly Test of Safety Injection Pumps,High Pressure Safety Injection Pump Shaft Housing Seal Found Leaking.Caused by Cut in Gasket.Defective Gasket Replaced
- 05000029/LER-1977-001, Forwards LER 77-001/03L-0
- 05000029/LER-1977-002, Forwards LER 77-002/03L-0
- 05000029/LER-1977-002-03, /03L-0:on 770107,during Monthly Test,Inboard Packing Gland of Low Pressure Pump 1 Found to Leak Excessively.Caused by Packing Deterioration.Pump Removed from Svc,Repacked & Satisfactorily Test Run
- 05000029/LER-1977-003, Forwards LER 77-003/03L-0
- 05000029/LER-1977-003-03, /03L-0:on 770110,primary Vent Stack Monitor Particulate Channel Failed to Meet Acceptance Criteria of Channel Functional Test.Caused by Drifting of Instruments High Voltage.High Voltage Adjusted
- 05000029/LER-1977-004, Forwards LER 77-004/03L-0
- 05000029/LER-1977-004-03, /03L-0:on 770114,charging Pump 2 Discharge Pressure Failed to Meet Tech Specs Surveillance Requirement. Caused by Requirements Based on Centrifugal Instead of Reciprocating Type Pump.Proposed Change Initiated
- 05000029/LER-1977-005, Forwards LER 77-005/03L-0
- 05000029/LER-1977-005-03, /03L-0:on 770116,vapor Container Drain Tank Level Transmitter Diaphragm Failed During Normal Operation.Caused by Transmitter Operating Between Crud Sensing Lines. Transmitter Replaced & Sensing Lines Cleaned
- 05000029/LER-1977-006, Forwards LER 77-006/03L-0
- 05000029/LER-1977-006-03, /03L-0:on 770131,eight Temp Readout Points on Boric Acid Line Found Below Tech Specs Limit.Caused by Sys Evolutions Not Adequately Analyzed During Review of Westinghouse Sts.Proposed Change Initiated
- 05000029/LER-1977-007, Forwards LER 77-007/03L-0
- 05000029/LER-1977-007-03, /03L-0:on 770204,accident-emergency High Level Radiation Monitor Failed to Pass Routine Operational Test. Caused by Test Source Lamp Failure to Actuate Alarm.Source Lamp Control Voltage Adjusted
- 05000029/LER-1977-008, Forwards LER 77-008/03L-0
- 05000029/LER-1977-008-03, /03L-0:on 770204,iodine Channel of Primary Vent Stack Radiation Monitoring Failed to Meet Count Rate Acceptance Criteria.Caused by Mechanical Stops Being Misaligned W/Detector.Stops Aligned & Tightened
- 05000029/LER-1977-009, Forwards LER 77-009/03L-0
- 05000029/LER-1977-009-03, /03L-0:on 770221,primary Vent Stack Monitor Particulate Channel Alarmed Due to Blown Fuse.Caused by Ledex Stepping Motor Failing to Advance Filter Paper Which Overloaded Driving Transistor.New Motor & Fuse Installed
- 05000029/LER-1977-010, Forwards LER 77-010/03L-0
- 05000029/LER-1977-010-03, /03L-0:on 770224,light Leakage Found from Weld on Discharge Line of Charging Pump 3 at Inlet to Pump Relief Valve.Caused by Failure of Weld & Pipe Nipple.Piping Sections Replaced