Pages that link to "PNO-III-89-035, on 890516,unit Shut Down to Repair Hydrogen Leak in Main Generator Stator Water Cooling Sys.Unit Will Be Shut Down for 9 Days for Repairs & Other Maint Activities"
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The following pages link to PNO-III-89-035, on 890516,unit Shut Down to Repair Hydrogen Leak in Main Generator Stator Water Cooling Sys.Unit Will Be Shut Down for 9 Days for Repairs & Other Maint Activities:
Displayed 26 items.
- PNO-III-85-073, on 850820,contaminated Resins Used in Condensate Polishing Sys Sent Offsite for Regeneration. Resins Being Returned to Site.No Detectable Radiation Found at Vendor Facility (← links)
- PNO-III-85-072, on 850815,low Level Contamination Discovered in Filter of truck-mounted Demineralizer Resin Tank Used to Flush Piping.Radioactivity Apparently Concentrated by Flushing Resins.Sludge Returned to Plant for Disposal (← links)
- PNO-III-85-061, on 850713,reactor Trip Occurred Along W/Loss of Some Instrumentation.Caused by Lightning Strike Near Facility.Methodology Used to Ground Lightning Reviewed.Sys Being Modified to Preclude Recurrence (← links)
- PNO-III-85-046, on 850604,while Taking Sample from Vol Control Tank,Valve Packing Failed,Resulting in Release of Approx 700 Mci Xenon & Krypton Gas.Workers Evacuated,Gas Removed by Ventilation Sys & Valve Repaired (← links)
- PNO-III-86-014, on 860212 & 17,emergency Diesel Generator 2A Failed.Caused by Broken Rocker Arms on Left Cylinders 5 & 7, Respectively.Station Will Be Shut Down for 16 Days While Licensee Investigates Problem (← links)
- PNO-III-88-034, on 880406,up to 68 Workers Received Minor Exposures to Airborne Radioactivity,Principally I-131,during Steam Generator Tube Plugging Activities.Cause Under Investigation.Respirators Required to Enter Containment (← links)
- PNO-III-88-029, on 880402,shutdown Begun to Repair Steam Generator Tube Leak.Leakage Rate from RCS Into Secondary Sys Calculated to Be 330 Gallons Per Day.Other Maint & Testing Work Planned in Addition to Investigation & Repair (← links)
- PNO-III-89-075, on 891122,startup Process of Reactor Was Terminated When Nuclear Instrumentation Showed That Reactor Was Approaching Criticality Sooner than Anticipated (← links)
- PNO-III-86-066, on 860708,three Employees Terminated After Drug Test Revealed Traces of Thc.Employees Listed by Alleger in Late June 1986.Action on Three Individuals Suspended on 860703 Pending (← links)
- PNO-III-86-063, on 860702,unidentified Leakage from RCS Discovered.Caused by Leak in Resistance Temp Detector Manifold for Reactor Cooling Loop D.Reactor Cooled to Cold Shutdown.Detector Being Repaired (← links)
- PNO-III-97-085, on 971009,licensee Identified Gas While Venting Unit 1 Safety Injection Sys Discharge Piping During Monthly Venting Surveillance Test.On 971010,unit 2 Reactor Tripped as Result of Degraded Voltage on Power Supply (← links)
- PNO-III-87-007, on 870107,diesel Generator 1A Declared Inoperable.Caused by Potentially Defective Piston Connecting Rod.Spare Rod Taken from Braidwood & Installation & Testing Completion Expected by 870110 (← links)
- PNO-III-87-006, on 870109,unit Achieved Initial Criticality. Actual Point of Criticality Consistent W/Point Predicted. Licensee Schedule Calls for Completion of Low Power Testing on 870121 (← links)
- PNO-III-86-138, on 861120,both Component Cooling Water Pumps Tripped,Rendering Sys Inoperable for 12 Minutes.Caused by Pressure Surge Resulting in Lifting of Relief Valve on Excess Letdown HX Line.Line Will Be Removed & Examined (← links)
- PNO-III-86-151, on 861218,during Mode 3,loss of Water & Drop in Pressure Noticed in Accumulator 2D.Caused by Crack in 1-inch Line Used in Filling Accumulator.Cause of Crack Still Unknown.Unit Currently in Mode 4 Pending Repairs (← links)
- ML20248F099 (← links)
- ML20247C940 (redirect page) (← links)
- PNO-III-89-035 (redirect page) (← links)
- ML20236U392 (← links)
- PNO-III-87-128, on 871002,facility Tripped from 7% Power Due to High Water Level in One of Four Steam Generators,Creating Loss of Offsite Power.Caused by Personnel Error.Licensee Inspecting Damage to Auxiliary Transformer Disconnect Links (← links)
- PNO-III-87-066A, on 870509,piping Elbows & Hangers Damaged by Alleged Water Hammer.Piping Elbows on Each End of 200-ft Run of Main Steam Line Piping Dropped 7 Inches.Indication Found on pipe-to-elbow Weld Downstream of MSIV B.Cause Unknown (← links)
- PNO-III-87-066, on 870509,during Process of Heating Up Unit Following Refueling Outage,Water Hammer Damaged Main Steam Line 1B Outside Containment.Cause Unknown.Msivs & Bypass Valves Taken Out of Svc & Repairs Started (← links)
- PNO-III-99-041, on 990902,employees at Station Reported Feeling Ground Motion Associated with Earthquake.Plant Staff Checked Plant Sys & Equipment & No Evidence of Damage Was Found (← links)
- PNO-III-87-017, on 870130,facility Received Full Power Ol. Licensee Expects to Go Beyond 5% Power in Early Feb.State of Il Notified (← links)
- PNO-III-88-010A, on 880310,licensee Notified Region III That Investigation Into Firewatch Record Discrepancies Completed & Concluded That 51 Watchman Failed to Perform Duties,Per Procedures.Licensee Awarded Contracts to Another Contractor (← links)
- PNO-III-88-010, on 880210,as Result of Ongoing Investigation, 12 Contractor Fire Surveillance Personnel Terminated & 34 Addl Individuals Suspended.Caused by Discrepancies in Electronic Door Entry Records & Workers Records (← links)