Semantic search
Jump to navigation
Jump to search
| Issue date | Title | Topic | |
|---|---|---|---|
| ML19338C444 | 11 August 1980 | Ro:On 800804,radioactivity Released in Reactor Bldg.Caused by Helium Circulator Sys Malfunction.Employee Safety Not Jeopardized,Atmospheric Release Negligible & Public Not in Danger | |
| ML19318A899 | 18 June 1980 | Ro:On 800501 & 0617,minute Releases of Radioactivity Occurred in Reactor Bldg.Caused by Malfunction in Helium Circulator Sys.No Radiation Was Released Into Atmosphere. Public & Personnel Health & Safety Were Not Jeopardized | |
| ML19225A221 | 12 July 1979 | RO 50-267/77-17(14)1,final on 770506:during Plant Startup at 15% Power,Incorrect Feedwater Flow Trip Existed in 1 of 2 Plant Protective Sys Logics.Caused by Logic Chip Failure in Circular Trip Module CT-2B2 | Safe Shutdown |
| ML19225A118 | 12 July 1979 | RO 50-267/76-19A on 760617:while Reactor Was in Shutdown Condition,One Steam Water Dump Valve in Each Loop Opened. Caused by Design Problem.Failure Modes & Effects Analyzed & Steam Water Dump Circuits Revised | |
| ML19224D584 | 3 July 1979 | RO 50-26/79-13/03-L-0 on 790412:365 Hydraulic Snubbers Found to Be Inoperable During First Functional Test,Causing Both Unacceptable Lockup & Bleed Characteristics.Caused by Setpoint Drift,Dirty Oil & Clogged Valves.All Repaired | |
| ML20052F126 | 14 June 1976 | Ro:On 760521,discrepancies Found in Seismic Certifications for Equipment,Instruments & Components & in Application of Certain Components Required to Meet Seismic Conditions. Caused by Misinterpretation of FSAR Requirements | Safe Shutdown Safe Shutdown Earthquake Earthquake |