Pages that link to "PNO-III-80-113, on 800623,while Heating Up Plant for Initial Criticality,Inadvertent Actuation of Safety Injection Occurred.Caused by Manual Opening of Main Steam Isolation Valves.All Equipment Functioned as Expected"
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The following pages link to PNO-III-80-113, on 800623,while Heating Up Plant for Initial Criticality,Inadvertent Actuation of Safety Injection Occurred.Caused by Manual Opening of Main Steam Isolation Valves.All Equipment Functioned as Expected:
Displayed 44 items.
- PNO-II-85-078, crack Identified on Weld of 3/4-inch Sample Line Running Off RCS Letdown Line.Weld Crack in Identical Location to One Found on 850729.Weld Repaired.Pipe Supports Being Installed (← links)
- ML20148D740 (redirect page) (← links)
- PNO-III-80-113 (redirect page) (← links)
- PNO-II-86-007, on 860117,local Media Interest Developed as Result of Detection of Contamination on Outside Wall of Condensate Demineralizer Waste Evaporator on 860115.Licensee Analyzing Addl Soil Samples for Possible Contamination (← links)
- PNO-II-85-080, on 850821,orderly Shutdown Directed by TVA Due to Independent Contractor Concerns That Documentation Inadequate for Environ Qualification of Electrical Equipment.State of Tn Informed (← links)
- PNO-II-85-074, on 850729,employees Received Minor Contamination.Caused by Weld Leak Off RCS Letdown Line.Flow Rate Reduced & Path Opened to Maintain Water Control. Employees Decontaminated at Plant (← links)
- PNO-II-96-071, on 961011,Unit 2 Experienced Low Seal Flow Alarm on RCP 4,seal 1 & High Standpipe Alarm on RCP 4. Controlled Shutdown Begun as Required by Procedures.Licensee Currently Investigating Cause of Equipment Malfunctions (← links)
- PNO-II-96-069, on 961005,potential Transformer in Plant 500 Kv Switchyard Exploded.Cause Determined to Be Unusual Event. Licensee Has Developed Plans for Damage Assessment,Repairs, Investigation & Root Cause Analysis (← links)
- ML20154M820 (← links)
- ML20154H026 (← links)
- ML20154G084 (← links)
- ML20154D916 (← links)
- ML20154D884 (← links)
- ML20154C622 (← links)
- ML20151J912 (← links)
- ML20196B716 (← links)
- ML20155E582 (← links)
- ML20198M827 (← links)
- ML20197E175 (← links)
- PNO-II-80-164, on 801123,unanticipated Safety Injection Occurred During Testing Involving Loss of Offsite Power. Safeguards Actuation Signal Reset Locally.Caused by Inverter Failure (← links)
- PNO-II-93-007, on 930204,plant Commenced Power Reduction Due to Identified Steam Leakage on 1B1 MSR High Pressure Operating Vent Line.Resident Inspectors Have Been Following Licensee Actions.State of Tn Not Required to Be Informed (← links)
- PNO-II-92-053, on 920821,plant Experienced Safety Injection & Reactor Trip.Unit Being Cooled by Dumping Steam to Main Condenser.Cause of Low Pressure Safety Injection Being Investigated.State of Tn Informed (← links)
- PNO-II-86-049, on 860711,earth Tremor Measuring 3.7 on Richter Scale Occurred in Dalton,Ga.No Seismic Monitor Alarms Received.No Damage Occurred to Plant.Remote Seismic Monitoring Instruments Being Checked (← links)
- ML20206G977 (← links)
- ML20209D347 (← links)
- ML20209D223 (← links)
- PNO-II-86-083, on 861024,util Could Not Determine Exact Location of 11 of 23 in-core Detectors Containing 0.004 G U-235.Region Will Monitor Util Followup Actions During 861029-30 Insp (← links)
- ML20212F065 (← links)
- ML20212E324 (← links)
- ML20212E237 (← links)
- ML20212C656 (← links)
- ML20212C649 (← links)
- ML20212C635 (← links)
- ML20212C627 (← links)
- ML20212C608 (← links)
- ML20212C595 (← links)
- ML20237L360 (← links)
- ML20249B946 (← links)
- PNO-II-97-055, on 971006,contaminated Person Transported from Sequoyah Nuclear Plant to Offsite Medical Facility,Following Apparent Heart Attack.Victim Pronounced Dead at Hosp,Due to Apparent Heart Attack.Licensee Responded to Media Inquirie (← links)
- ML20215J488 (← links)
- ML20214W406 (← links)
- PNO-II-87-010, on 870201,approx 3,000 to 4,000 Gallons of Reactor Coolant Spilled Through Steam Generator Manway & Into Containment.No Water Released Outside Plant.Caused by Failure to Close RHR Suction Valves to RCS (← links)
- PNO-II-93-008A, on 930301,plant Was Manually Tripped from Full Power When Operators Noticed Increase in Main Generator Voltage.Leak Believed to Be Caused by Erosion of Piping (← links)
- PNO-II-94-001, on 940107,plant Began CPR from 100% Power to Mode 4 Due to Inoperable Ccp.Resident Inspector Dispatched. State of Tn Informed (← links)