Pages that link to "05000313/LER-1979-006, Forwards LER 79-006/01T-0"
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The following pages link to 05000313/LER-1979-006, Forwards LER 79-006/01T-0:
Displayed 50 items.
- ML19275A058 (← links)
- ML19270H225 (redirect page) (← links)
- ML19270H227 (← links)
- 05000368/LER-1979-026, Oversize Updated LER 79-026/03X-1:on 790323,fire Dampers Not Installed Per Design Specs.Caused by Installation Qa.Fire Dampers Cited Installed as Required.Aperture Card Available in PDR (← links)
- 05000368/LER-1979-058, Forwards LER 79-058/03L-0 (← links)
- 05000368/LER-1979-096-03, /03L-0:on 791211,during Mode 1 Operation,Core Protection Calculator C Failed,Causing Low DNBR & High Linear Power Density Trips.Caused by Data Link Failure Between Calculator & Operator Console.Sys Restarted (← links)
- 05000368/LER-1979-095-03, /03L-0:on 791211,during Mode 1 Operation,Battery Charger 2D32 Discovered to Have Low Output Voltage,Rendering Bus Inoperable.Caused by Current Surge While Readjusting Output Voltage.Ac Breaker Reset & 2D32 Returned to Svc (← links)
- 05000368/LER-1979-094-03, /03L-0:on 791207,during Mode 1 Operation,Channel B Pressurizer Pressure Variable Setpoint Oscillated Between 0 & 1,000 Psia,Causing Low Pressurizer Pressure Trip on Channel B.Caused by Power Supply Failure.Card Replaced (← links)
- 05000368/LER-1979-058-03, /03L-0 on 790724:as Result of Investigation Per IE Bulletin 79-02,seven Restraints Identified as Having Safety Factor Greater than Two.Method of Obtaining Bolt Loads Revised (← links)
- 05000368/LER-1979-047-04, /04X-1:on 790627,condenser Vacuum Pump Radiation Monitors 2RE0645 & 2RE0646 Inoperable for More than Seven Days.Caused by Moisture Buildup Due to Condensation.Heat Tracing Installed to Minimize Buildup (← links)
- 05000368/LER-1979-066-03, /03X-1:on 790809,following Draining of Reactor Drain Tank,Outside Containment Isolation Valve 2CV-2201-2 Would Not Close.Caused by Foreign Matl Damaging Seats & Balls.Valve Disassembled,Cleaned & Reassembled (← links)
- 05000368/LER-1979-025-01, 11 Fire Dampers Identified as Not Seismically Qualified,Per GDC 3.Caused by Faulty Installation Qa.Eight Dampers Replaced & Three Upgraded to Required Seismic Qualifications (← links)
- 05000313/LER-1979-010, Forwards Updated LER 79-010/01X-1 (← links)
- 05000368/LER-1979-072-03, Steam Driven Emergency Feedwater Pump Turbine Driver Tripped on Overspeed Upon Receipt of EFAS Signal.Cause Design Related.Mods to Governor Valve Control Optimized Response to Speed Signals (← links)
- 05000368/LER-1979-072, Forwards Revised LER 79-072/03X-1 (← links)
- 05000368/LER-1979-081-03, Electric Driven Emergency Feedwater Pump 2P7B,turbine driver,2K3,tripped on Overspeed. Caused by Design Deficiency.Governor Valve Control Modified (← links)
- 05000368/LER-1979-081, Forwards Updated LER 79-081/03X-1 (← links)
- 05000368/LER-1979-055-03, Steam Driven Emergency Feedwater pump,2P7A,turbine driver,2K3,tripped on Overspeed, Upon Receipt of Main Feedwater Controller B Emergency Signal.Caused by Turbine Design Deficiency (← links)
- 05000368/LER-1979-055, Forwards Updated LER 79-055/03X-1 (← links)
- 05000368/LER-1979-104-03, Steam Driven Emergency Feedwater pump,2P7A,turbine driver,2K3,tripped on Overspeed Upon Receipt of Low Steam Generator Level Signal.Caused by Design Deficiency.Governor Valve Control Modified (← links)
- 05000368/LER-1979-006, Forwards Revised LER 79-006/03X-1 (← links)
- 05000368/LER-1979-022-99, Changes in Control Circuitry of Containment Cooling Fans Discovered Inadvertently Omitted.Caused by Oversight.Mods Completed (← links)
- 05000368/LER-1979-022, Forwards Updated LER 79-022/99X-1 (← links)
- 05000368/LER-1979-067, Forwards Updated LER 79-067/04X-1 (← links)
- 05000368/LER-1979-033-01, Unisolatable Leak Discovered at Seal Cavity Pressure Sensing Line to 2PT-6006 for Reactor Coolant Pump 2P32A.Caused by Mechanical Fatigue Resulting from Low Stress Cyclic Loading.Mods Complete (← links)
- 05000368/LER-1979-033, Forwards Updated LER 79-033/01X-1 (← links)
- 05000368/LER-1979-056, Forwards Updated LER 79-056/03X-1 (← links)
- 05000368/LER-1979-038, Forwards Updated LER 79-038/03X-1 (← links)
- 05000313/LER-1979-016, Forwards Updated LER 79-016/03X-1 (← links)
- 05000368/LER-1979-084, Forwards Updated LER 79-084/03X-1 (← links)
- 05000368/LER-1979-100, Has Been Cancelled (← links)
- 05000313/LER-1979-002-01, /01T-0 on 790205:during Startup,Nuclear Instrumentation Was Not Calibr as Required by Tech Spec 4.1, Table 4.1-1.Caused by Personnel Error.Occurrence Discussed W/Shift (← links)
- 05000313/LER-1979-002, Forwards LER 79-002/01T-0 (← links)
- 05000368/LER-1979-093-99, /99X-0:on 790909,during Maint of High Pressure Safety Injection B Header Shut Off Valve,Discovered Stem Bushing Rotated from Seat.Probably Caused by Induced Rotational Friction of Valve Stem in Bushing (← links)
- 05000368/LER-1979-093, Forwards LER 79-093/99X-0 (← links)
- 05000313/LER-1979-001-03, /03L-0 on 790112:during Mode 5 Operation,Purge Supply Flow from VSF-30B Would Not Meet Surveillance Requirements.Caused by Supply Filter VFA-20B Collapsing from Water Restricting Air Flow.Filter Changed (← links)
- 05000313/LER-1979-001, Forwards LER 79-001/03L-0 (← links)
- 05000368/LER-1979-057-04, /04L-0 on 790718:radwaste Area Exhaust Radiation Monitor Found Inoperable.Caused by Broken Coupling on Radiation Monitor Sample Pump.Pump Coupling Replaced & Monitor Returned to Svc (← links)
- 05000368/LER-1979-056-03, /03L-0 on 790713:station Batteries Surveillance Insp Not Performed on Schedule.Caused by Personnel Oversight.Importance of Program Discussed W/Supervisor (← links)
- 05000368/LER-1979-054-03, /03L-0 on 790716:main Feedwater Valve a Failed Shut.Caused by Frozen Inboard Bearing on Valve Operator Motor.Bearing Replaced,Motor Reinstalled & Valve stroke-tested Satisfactorily.Valve Declared Operable (← links)
- 05000368/LER-1979-053-03, /03L-0 on 790713:control Room Air Conditioner Compressor Failed to Start from Control Room Panel.Caused by Casting Plug Lodged in Compressor Valve.Plug Removed,Unit Recharged & Declared Operable (← links)
- 05000313/LER-1979-004-03, /03L-0 on 790424:reactor Bldg Spray Pump Unresponsive to Engineered Safeguards Signal.Caused by Incorrect Agastat Time Relay Setting.Relay Adjusted (← links)
- 05000313/LER-1979-004, Forwards LER 79-004/03L-0 (← links)
- 05000368/LER-1979-016-03, /03L-0 on 790130:during Power Escalation Testing, Mode 1 Operation,Safety Injection Tank D Pressure Dropped Below Tech Spec Limit.Caused by Excessive Leakage Due to Oversized Valve Body.Seal Ring Replaced W/Oversized Ring (← links)
- 05000368/LER-1979-016, Forwards LER 79-016/03L-0 (← links)
- 05000368/LER-1979-015-03, /03L-0 on 790128:failure of Core Protection Computer D & C,Resulting in Respective Channel Trips;One Caused by Tripped Power Supply & Other Appears non-repetitive.Both Channels Were Successfully Restarted (← links)
- 05000368/LER-1979-015, Forwards LER 79-015/03L-0 (← links)
- 05000368/LER-1979-012-03, /03L-0 on 790127:core Protection Computer Channel B Failed,Resulting in Trips.Caused by Analog High Level Amplifier Card Improperly Seating in Connector.Card Reseated & Functional Test Conducted (← links)
- 05000368/LER-1979-014-03, /03-0 on 790127:plant Protection Sys C Containment Bldg Pressure Transmitter 2PT-5603-3N Failed, Causing Hi & Hi-Hi Containment Pressure Trips.Caused by Loose Output Connection,Which Was Subsequently Reconnected (← links)
- 05000368/LER-1979-013-03, /03L-0 on 790127:control Element Assembly Cluster (Ceac) Deviation Alarms Received.Caused by Disturbance of Ceac Cable Connections (← links)
- 05000368/LER-1979-079-03, /03L-0:on 790904,containment Bldg Sump Level Indicator Was Inoperable.Caused by Loss of Power Due to Power Supply Being Inadvertently Switched Off.Power Supply Was re-energized within 13-h & Caution Cord Attached (← links)