Pages that link to "05000374/LER-1992-001"
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The following pages link to 05000374/LER-1992-001:
Displayed 50 items.
- 05000374/LER-2014-001 (← links)
- 05000374/LER-2001-004 (← links)
- 05000374/LER-2001-003 (← links)
- 05000374/LER-2001-002 (← links)
- 05000374/LER-2001-001 (← links)
- 05000374/LER-1982-021, Informs of Change in C/A in LER 82-021-00 Re RCIC Leak Detection Miswired (← links)
- 05000374/LER-1999-002, Forwards LER 99-002-00,IAW 10CFR50.73(a)(2)(iv).Commitments Made by Util Are Encl (← links)
- 05000374/LER-1999-001, Forwards LER 99-001-00,IAW 10CFR50.73(a)(2)(i).Commitments Made by Util Are Encl (← links)
- 05000374/LER-1991-010, Corrects Forwarding LER 91-010-00.Ltr Contained Error in Rept Number Citing 1990 Instead of 1991 Event (← links)
- 05000374/LER-1991-009, Corrected Ltr Forwarding LER 91-009-00.Original Ltr Contained Error in Rept Number (← links)
- 05000374/LER-2022-003-02, Manual Scram Due to Lsophase Bus Duct Fire Followed by 2A RPS Normal Power Supply Trip (← links)
- 05000374/LER-2021-002-02, Supplement to Reactor Protection System Half Scram Due to Motor Generator Set Output Breaker Trip (← links)
- 05000374/LER-2023-003, Automatic Actuation of Reactor Protection System (RPS) During Restoration from Hydrostatic Test Conditions I (← links)
- 05000374/LER-2023-001, Standby Liquid Control Valve Inoperable Due to Failed Motor Starter Contactor (← links)
- 05000374/LER-2022-003, Manual Scram Due to Lsophase Bus Duct Fire and 2A RPS Normal Power Supply Trip (← links)
- 05000374/LER-2022-002, Turbine Stop Valve Limit Switch Failure Due to Lubricant Degradation (← links)
- 05000374/LER-2021-002-01, Reactor Protection System Half Scram Due to Motor Generator Set Output Breaker Trip (← links)
- 05000374/LER-2021-002, Reactor Protection System Half Scram Due to Motor Generator Set Output Breaker Trip (← links)
- 05000374/LER-2021-001, High Pressure Core Spray Inoperable Due to Water Leg Pump Breaker Cubicle Motor Contactor (← links)
- 05000374/LER-1989-013-03, :on 890907,group I Isolation Was Received During Performance of Instrument Surveillance LIS-MS-401. Caused by Failure of Procedure to Provide Steps for Resetting Isolation Signal.Signal Reset (← links)
- 05000374/LER-1989-011-03, :on 890826,spurious Reactor Protection Sys Actuation Occurred During Turbine Valve Leak Tightness Surveillance.Cause Not Found.Procedure Re Conduct of Operations Revised (← links)
- 05000374/LER-1988-014-01, :on 881017,Type B & Type C Total Containment Leakage Exceeded Tech Spec Limit of 0.6La in Hydrogen Recombined Gas Control Valve.Caused by Dirty Seats on Valve.Seats Cleaned & Lapped (← links)
- 05000374/LER-1989-012-03, :on 890829,reactor Protection Sys Bus B Transfer Isolated,Causing Loss of Power to Shutdown Cooling Outboard Isolation Logic.Caused by Relay 2B21h-K35B Being Depressed Off Ctr.Isolation Logic Reset (← links)
- 05000374/LER-1989-009-03, :on 890619,RCIC Steam Line Hi Flow Isolation Switch Found to Have Diaphragm Leak.Probably Caused by Torn Diaphragm.Failed Switch Sent to Vendor for Detailed Insp. New Switch Installed (← links)
- 05000374/LER-1989-008-05, :on 890614,sys Auxiliary Transformer to Bus 243 Closed Unexpectedly While Attempting to Parallel Diesel Generator 2B W/Offsite Power Source.Caused by Procedural Deficiency.Entire Generator Replaced (← links)
- 05000374/LER-1989-003, :on 890128,shutdown Cooling Inboard Suction Isolation Valve Closed,Causing Train to Shutdown & ESF to Actuate.Caused by Technician Inattention to Detail. Guidelines Re Partial Surveillance Issued (← links)
- 05000374/LER-1989-007-06, :on 890612,unit Sys Auxiliary Transformer Deluge Sys Inadvertently Actuated.Inadvertent Actuation Being Investigated.Actuation Tentatively Attributed to Electrical Malfunction.New Bushing Installed (← links)
- 05000374/LER-1989-010-02, :on 890715,HPCS Sys Inoperable Due to Voltage Oscillations on Div III Battery Charger.Possibly Caused by Problems W/High Voltage Shutdown Relay.Chart Recorder Connected to Monitor Coil Voltage (← links)
- 05000374/LER-1989-004, :on 890201,determined That Static-O-Ring Min Flow Switch Exceeded Rejection Limits.Cause of Failure Could Not Be Determined from Insp.Replacement Flow Switch Installed,Calibr & Functionally Tested (← links)
- 05000374/LER-1987-016-04, :on 870713,min Flow Switch FS-2E21-NOO4 Found Leaking Water Through Switch Internals.Failure Mechanism Under Investigation by Static O-Ring,Inc.Defective Switch Replaced (← links)
- 05000374/LER-1987-020-04, :on 871119-24,four Rcic/Rhr Steam Line Isolation Switches Found to Have Internal Leakage from One Side of Diaphragm.Cause Not Identified.All Four Switches Sent to Sor,Inc for Disassembly & Insp (← links)
- 05000374/LER-1985-010-02, :on 850215,CRD Hydraulic Control Unit Accumulator Pressure Switch Failures Occurred.Caused by Setpoint Drift.Low Pressure Accumulators Recharged & Accumulator Pressure Switches Recalibr (← links)
- 05000374/LER-1987-019-06, :on 871021,RCIC Steam Line High Flow Isolation Switch Found to Have Leakage Across Diaphragm.Caused by Defect in Diaphragm of Switch.New Differential Pressure Switch Installed (← links)
- 05000374/LER-1987-018-05, :on 871017,RWCU Outboard Isolation Received During Removal of RHR Area & Differential Temp Relay for Repair.Caused by Maint Personnel Inattention to Detail. Personnel Instructed on Use of Wiring Diagrams (← links)
- 05000374/LER-1987-002-01, :on 870117,containment Leakage Limit of 0.6 La Exceeded on Local Leak Rate Testing of Feedwater Check Valves.List of Failed Valves,Causes & Corrective Actions Provided (← links)
- 05000374/LER-1987-015-04, :on 870630,RWCU Filter/Demineralizer Inlet Temp Switch Failed in Tripped (High Temp) Condition.Caused by Failed Capacitor.Switch Repaired by 870706 (← links)
- 05000374/LER-1986-018, :on 861209,RCIC Steam Line High Flow Isolation Switch PDS-2E31-N013BB Found to Be Nonfunctional.Caused by Tear in Diaphragm of Switch.New Static-O-Ring Differential Pressure Switch Installed (← links)
- 05000374/LER-1987-014-04, :on 870623,reactor Scram Occurred Due to Main Turbine Stop Valve Fast Closure.Caused by Buildup of Sludge in Thrust Bearing Wear Detector.Post Trip Temps Acceptable & Detectors Cleaned,Inspected & Reassembled (← links)
- 05000374/LER-1988-015, :on 881026,RHR Pump Min Flow Switch Found Out of Tolerence Due to Setpoint Drift.Caused by Torn Diaphragm in Switch.Flow Switch Declared Inoperable & Rejected from Svc & Work Request Written to Replace Switch (← links)
- 05000374/LER-1989-006-03, :on 890214,reactor Vessel Low Water Switch Found W/Setpoint out-of-tolerance in Excess of Limiting Condition for Operation.Caused by Setpoint Drift.Work Request Written to Replace Rejected Instrument (← links)
- 05000374/LER-1988-013-01, :on 881015,LPCS Min Flow Bypass Differential Switch Exceeded Rejection Limit & Sys Declared Inoperable. Cause by Setpoint Drift.Replacement Switch Installed & Calibrated (← links)
- 05000374/LER-1988-009-03, :on 880817,pressure Differential Switch PDS-2E31-N007BB Found to Have Apparent Ruptured Diaphragm. on 880901,spurious Actuation Occurred Due to New Switch Not Fully Valved.First Event Caused by Leakage (← links)
- 05000374/LER-1989-005-01, :on 890207,isolation of Shutdown Cooling Sys Due to Spurious High Flow Signal.Pulsation Dampeners Installed in Unit 2 Switches.Instrument Lines Completely Walked Down & Verified to Be Properly Routed (← links)
- 05000374/LER-1989-006-01, :on 890128,shutdown Cooling Inboard Suction Isolation Valve Closed,Causing Shutdown Cooling Loop to Shutdown.Caused by Personnel Error.Guidelines Issued to Be Used When Partial Surveillance Performed (← links)
- 05000374/LER-1989-004-01, :on 890201,determined That Static O-Ring RHR Min Flow Switch Exceeded Rejection Limits During Instrument Surveillance.Reject & Flow Switches Replaced (← links)
- 05000374/LER-1989-002-03, :on 890125,ESF Actuation Occurred Due to Instrument Valving Error During Surveillance Testing.Caused by Personnel Error.Personnel Involved Counseled on Attention to Detail & Procedure Will Be Revised (← links)
- 05000374/LER-1987-017-04, :on 870629,offsite Review Detected That Drywell Temp Readings Were Higher than Previous Readings.On 870827, Discovered That Sensor 2TE-VP204 Exceeded Tech Spec Limit of 150 F.Caused by Personnel Error (← links)
- 05000374/LER-1989-001-06, :on 890119,RWCU Outboard Containment Isolation Valve Automatically Closed on High Filter/Demineralizer Inlet Temp Signal.Cause Not determined.Hi-hi Temp Alarm Cleared & Relays Checked (← links)
- 05000374/LER-1997-001-10, :on 970717,potential for Missing Fuel Was Noted Due to Discovery of Broken Fuel Rod in Plant Sfp.Cause Unknown.Will Assess SNM Procedures,Perform Further Insps & Place Rods in Covered Container (← links)
- 05000374/LER-1999-002-06, :on 990821,automatic Scram Occurred Due to Failure of Reactor Water Level Control.Caused by Inadequate Maint on 2A Tdrep Servo Valve 2FW163AA.Repaired Servo Valve (← links)