Pages that link to "PNO-III-86-116, on 861015,while Operating at 95 Percent Power,Licensee Declared Unusual Event After Both Trains of Control Room Ventilation Sys Rendered Inoperable.Caused by Test Procedures Failed to Require Control Valve Be Reset"
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The following pages link to PNO-III-86-116, on 861015,while Operating at 95 Percent Power,Licensee Declared Unusual Event After Both Trains of Control Room Ventilation Sys Rendered Inoperable.Caused by Test Procedures Failed to Require Control Valve Be Reset:
Displayed 26 items.
- PNO-III-85-074, on 850822,both Diesel Generators Technically Inoperable.Caused by Simultaneous Rather than Sequential Transfer of Power for Four RHR & Two Core Spray Pumps from Standby Transformers.Switches Placed in Test Position (← links)
- ML20151U684 (← links)
- ML20151U436 (← links)
- PNO-III-98-045, on 980914,empty Type B Shipping Cask Received with Removable Contamination Levels of Approx 40,000 Dpm Per 100 Square Centimeters.Licensee Decontaminated Cask (← links)
- PNO-III-89-066, on 890919,during Routine Maintenance,Licensee Identified Two Environmentally Unqualified AMP Butt Splices on Recirculation Sys Sample Line Valve in Drywell.Licensee Instituted two-phase Program to Correct Addl Splices (← links)
- PNO-III-89-018, on 890305,reactor Scrammed While Licensee Was Adjusting Main Steam Line Radiation Monitors to Perform Hydrogen Injection Testing (← links)
- PNO-III-99-024, on 990416,licensee Commenced Controlled Power Reduction to Approx 10% to Identify & Repair Main Generator Field Ground.Troubleshooting Efforts Are Still in Progress. Ris Monitored SD & Troubleshooting & Will Review Activities (← links)
- PNO-III-84-092, on 841104,explosion & Fire Occurred in Auxiliary Transformer.Caused by Internal Short Circuit. Essential Loads Picked Up by Standby Transformer.Hpci,Rcic & Transformer Deluge Sys Started (← links)
- PNO-III-83-032, on 830426,scram Circuitry Failed to Operate Properly When Mode Switch Moved from Refuel Position to Shutdown Position.Caused by Three Loose Wires in Rectifier Bridge (← links)
- PNO-III-86-104, on 860923,unit Shutdown at 4:08 Am,To Investigate Cause of High Bearing Temp on One of Recirculation Pumps.Vendor Insp Determined That Some Cells, Which Supply Control Power to Hpic Sys Valves Be Degraded (← links)
- ML20212E668 (redirect page) (← links)
- PNO-III-86-116 (redirect page) (← links)
- ML20249B869 (← links)
- ML20249A028 (← links)
- ML20248J788 (← links)
- ML20248F220 (← links)
- ML20248F171 (← links)
- ML20248F161 (← links)
- ML20236U893 (← links)
- ML20236U174 (← links)
- ML20236F417 (← links)
- PNO-III-78-193, on 781109,received Allegation Re Qualification of Welders Performing Safe End Repair Work at Plant.State of IA Informed (← links)
- PNO-III-97-077, on 970909,licensee Began Reactor Shutdown After Steam Leak Identified in Steam Tunnel.Leak Was on Capped Drain Line Off a Main Steam Line,Between Two Main Steam Isolation Valves.State of IA Will Be Notified (← links)
- PNO-III-86-152, on 861212,radwaste Shipment,Consisting of Spent in-core Nuclear Detectors & Control Rod Blades, Totalling 20,000 Ci,Misrouted Into State of Mn.Dot Notified (← links)
- PNO-III-86-143, on 861209,plant Shut Down Due to Discovery That 200 AMP Electrical Splices Supplied by GE May Not Meet Environ Qualification Requirements.Special Region III Insp Will Review Splice Problem & Licensee Corrective Action (← links)
- PNO-III-85-022B, on 850719,scheduled Maint & Refueling Outage Concluded.Inservice Insp Revealed through-wall Cracks & Crack Indications on Welds in Recirculating Sys Piping. Repairs Made by Weld Overlay Method (← links)