Semantic search
Jump to navigation
Jump to search
Issue date | Title | Topic | |
---|---|---|---|
ML20045G742 | 30 June 1993 | Special Rept:On 930526,Channel 9 (SG A,Channel 2) & Channel 11 (SG C Channel 2) Declared Inoperable When Channels Failed Acceptance Criteria for Background Noise.Work Request Written to Repair Channels During Future Outage | |
ML20044C963 | 10 May 1993 | Special Rept:On 930408,vibration & Loose Parts Monitoring Sys Channels 3 & 9 Declared Inoperable While Exhibiting Background Noise Lower than Previous Measurements.Work Requests Written to Repair Channel | |
ML20044C139 | 8 March 1993 | Special Rept:On 930203,DG 2B Invalid Failures Occurred Due to Failure of Pneumatic Vibration Switch on Engine.Entire Pneumatic non-emergency Trip Sys in Process of Being Replaced W/Electrical Sys Per Nuclear Station Mod CN-20528 | |
ML20044B830 | 2 March 1993 | Special Rept:On 930131,discovered Invalid Failure of DG Due to High Crankcase Pressure Trip.Caused by Failure of Calcon Sensor.Failed Sensor Will Be Replaced During Refueling Outage | |
ML20024H235 | 21 May 1991 | Special Rept:On 910422,diesel Generator 2A Failed to Reach Required 441 RPM within 11 Seconds Due to Mispositioned Fuel Oil Strainer.Operators to Be Trained on Incident & Strainers to Be Inspected More Frequently | |
ML20029A330 | 12 February 1991 | Special Rept:On 910102,Unit 1 Loose Parts Monitor Channel 11 Declared Inoperable Due to Excessive Noise on Channel Which Was Causing False Alarms.Work Request Written to Repair Channel During Future Outage of Sufficient Length | |
ML20044A552 | 20 June 1990 | Special Rept:On 900521 & 0612,invalid Failure of Diesel Generators 2A & 2B Occurred During Monthly Operability Performance Test.First Event Caused by Operator Error.Second Event Caused by Depressing Voltage Control Pushbutton | |
ML20043B171 | 17 May 1990 | Special Rept:On 900418,diesel Generator 2B Failure Occurred During Operability Test & Output Breaker Tripped on Reverse Power.Caused by Operator Error.Reverse Power Relays Checked & Found to Be Operating Correctly.Operator Counseled | |
ML20042G815 | 8 May 1990 | Special Rept:On 900411,valid Failure of Diesel Generator 2B Occurred.Caused by Fuel Pump 2L Sticking.Helm Joints Will Be Inspected for Freedom of Movement & Clearance & Possibility of Using More Efficient Filters Will Be Evaluated | |
ML20042F484 | 30 April 1990 | Special Rept Re Moderator Temp Coefficient More Positive than Limits in Tech Spec 3.1.1.3,Figure 3.1-0.Temp Rod Withdrawal Limits Imposed Until Cycle Burnup Greater than Four EFPD or Boron Concentration Less than 1,363 Ppmb | |
ML19327B636 | 25 October 1989 | Special Rept:On 890920,Unit 2 Diesel Generator 2A Declared Inoperable Due to Train a of Nuclear Svc Water Sys Being Taken Out of Svc.Diesel Generator a Tripped.Caused by Drifting of Temp Sensor.Sensor Replaced | |
ML19242D199 | 21 June 1979 | Significant Deficiency 79-1:during Installation of Equipment on Section of Main Control Board,Deficient Skip Weld of Wire Duct Detected.Investigation Revealed 60 Improper Welds.All Welds Will Be Repaired by 790629 |