Pages that link to "PNO-III-85-093C, on 851106,licensee Submitted Request for Restart Concurrence,Per 851030 Confirmatory Action Ltr.Insp & Testing of Reactor Trip Breakers Completed.Failed Breakers Shipped to Vendors for Testing & Evaluation"
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The following pages link to PNO-III-85-093C, on 851106,licensee Submitted Request for Restart Concurrence,Per 851030 Confirmatory Action Ltr.Insp & Testing of Reactor Trip Breakers Completed.Failed Breakers Shipped to Vendors for Testing & Evaluation:
Displayed 28 items.
- PNO-III-85-099, on 851125,primary Coolant Sys Leaks Noted After Reactor Trip.Most Repairs Completed in Hot Standby. Remaining Leaks,In Two Safety Injection Check Valves & Gasket Flange for Coolant Pump,Scheduled for Cold Repair (← links)
- PNO-III-85-093, on 851029,reactor Tripped on Spurious Low Flow Signal in Primary Sys.Unit Will Remain Shut Down Until Licensee Investigation Completed & NRC Concurs W/Findings. Special Insp Team Dispatched.State of Mi Will Be Notified (← links)
- PNO-III-85-059, on 850716,facility Shut Down to Investigate Increasing primary-to-secondary Sys Leakage in Two Steam Generators.Cause Not Stated.Eddy Current Testing Will Be Performed to Locate & Plug Leaking Tubes (← links)
- PNO-III-92-045, on 920908,unit Shut Down Due to High Generator Vibrations.Cause Undetermined.Licensee Will Remove & Inspect Generator Rotor (← links)
- ML20151U706 (← links)
- PNO-III-86-010, on 860201,auxiliary Transformer 2DC on Fire at Bushing Atop Unit.Caused by Trip from 80% Power Due to Main Electrical Fault on Transformer.Repairs & Bus Alignments Evaluated to Facilitate Restart (← links)
- PNO-III-86-050, on 860528,at 90% Power,Unit Tripped Following Main Turbine Trip on Overspeed.Caused by Small Leakage in Pressurizer Spray Valve & Letdown Valve.Failure of intermediate-range Detector Under Investigation (← links)
- PNO-III-90-033, on 900524,licensee Declared Emergency Plan After 765KV Switchyard Breaker Opened Unexpectedly & Control Room Received Rept of Fire & Explosion.Caused by Burning Oil from Crosstie Breaker L.Unit 1 Reduced Power to 62% (← links)
- ML20198E572 (redirect page) (← links)
- PNO-III-94-006, on 940121,licensee Commenced Shutdown of Unit 2 to Repair Steam Leak That Was Discovered in Vicinity of SG 1.Leak Was Repaired 940125 & Plant Has Commenced Startup (← links)
- ML20207G591 (← links)
- PNO-III-87-032, on 870302,slow,steady Increase in Primary to Secondary Steam Generator Tube Leakage Monitored.On 870303, Leak Estimated at 0.2 Gpm & Unit Taken Out of Svc.Tube Will Be Repaired & Surveillance & Maint Program Implemented (← links)
- PNO-III-86-096, on 860911,bomb Threat Received at Telephone Switchboard,Stating That Bomb Placed in Training Ctr.Ctr Evacuated & Facility Searched.No Bomb Found.Nrc Info Assessment Team Notified (← links)
- PNO-III-86-094, on 860910,federal Grand Jury in State of Mi Western District Indicted Util & Jg Del Percio W/Violations of NRC Fire Protection Requirements Occurring from Mar 1981 - Apr 1982 (← links)
- PNO-III-86-130, on 861105,during QA Audit of Contractor, Access Badges Removed Due to Inadequacies W/Screening Program.Employees Not Permitted to Return Until Screening Performed by Independent Organization (← links)
- PNO-III-86-072, on 860722,reactor Tripped While Operating at 90% Power.Caused by Workman Error While Attempting to Calibr Stator Cooling Water Pressure Switches.Util Will Proceed to Cold Shutdown for Repairs & Perform Snubber Surveillances (← links)
- ML20249B900 (← links)
- ML20249B306 (← links)
- ML20248L083 (← links)
- ML20236W949 (← links)
- PNO-III-87-100, on 870723,unusual Event Declared When Contractor Employee Wearing Slightly Contaminated Clothing Taken to Local Hosp.When Clothing Removed,Surveys of Individual & Hosp Showed No Contamination (← links)
- PNO-III-87-098, on 870714,undervoltage on Reactor Coolant Pump Bus Occurred.Caused by Tripping of Unit from 80% Power Due to Voltage Variation.Licensee Decided to Shut Down Unit to Repair Minor Leaks in Reactor Cooling Sys (← links)
- ML20216J707 (← links)
- PNO-III-87-113A, updates Util Evaluation of Defective & Incorrectly Installed Bolts in Facility Containment Access Area.Caused by Use of Improper Cutting & Welding Procedure. Evaluation Continuing (← links)
- PNO-III-85-093B, on 851029,reactor Trip Breaker & Associated Undervoltage Trip Actuating Device Failed.Breaker Mods Expected to Be Completed on 851105.Elements of Confirmatory Action Ltr Met Except for Cause of Device Failure (← links)
- PNO-III-85-093C (redirect page) (← links)
- PNO-III-82-073, on 820731,unit Shut Down After Tube Leak Rate of 0.17 Gpm Determined in Steam Generator 2.Licensee Estimates Unit Will Be Down for Several Days for Testing & Leak Location Activities (← links)
- PNO-III-82-076, on 820804,fuel Assembly Became Wedged in Device Used to Move Assemblies from Vertical to Horizontal Position for Movement Through Fuel Transfer Canal.Caused by Tilting Device in Horizontal Position Instead of Vertical (← links)