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| Issue date | Title | Topic | |
|---|---|---|---|
| ML20211G610 | 29 September 1997 | LER 97-S01-00:on 970829,discovered That Shotgun Shell Was Missing from Ammunition Carrier.Caused by Improper Issuance & Control of Weapons & Ammunition.Missing Shell Immediately Replaced | |
| 05000298/LER-1993-030 | 9 August 1993 | LER 93-030-00:on 930708,discovered Inadequate Inservice Testing of Svc Water Sys Check Valves Due to Flow Instrument Calibr Error & Personnel Error in Specifying Sys Flow Requirement.Revised Calibr Factor developed.W/930809 Ltr | |
| 05000298/LER-1993-029 | 6 August 1993 | LER 93-029-00:on 930708,partially Withdrawn Control Rod 26-31 Scrammed.Caused by RPS Scram Signal from Two of Four Reactor Pressure Scram Switches.Scram Reset & Pressure Testing completed.W/930806 Ltr | |
| 05000298/LER-1993-008 | 22 April 1993 | LER 93-008-00:on 930328,4,160-volt Breakers 1BG,1GB & 1GE Tripped Due to Actuation of 1GS Breaker Lockout Relay.Caused by Oversight in Design Change Installation Instructions. Work Stopped & Design Change Implemented | |
| 05000298/LER-1993-007 | 22 April 1993 | LER 93-007-00:on 930326,determined That ECCS Pump Compartment Cooler Power Supply Design Defect Could Have Prevented Adequate Containment Heat Removal.Caused by Design Errors.Mods Planned to Provide Convection Cooling | |
| 05000298/LER-1993-001 | 18 March 1993 | LER 93-001-00:on 930225,several Design Discrepancies in SW & Reactor Equipment Cooling Sys Identified.Caused by Piping Configuration Error During Plant Const.Mechanical & Electrical Mods Will Be made.W/930318 Ltr | |
| 05000298/LER-1982-014, Amended LER 82-014/03X-1:on 820607,rejectable Indications Found in Heat Affected Zones of Welds BJ-13,BJ-15,BJ-20 & BJ-23.Caused by Improper Fabrication Techniques.Affected Piping & Fittings Replaced | 3 February 1983 | Amended LER 82-014/03X-1:on 820607,rejectable Indications Found in Heat Affected Zones of Welds BJ-13,BJ-15,BJ-20 & BJ-23.Caused by Improper Fabrication Techniques.Affected Piping & Fittings Replaced | Anchor Darling Liquid penetrant |
| 05000298/LER-1982-005, Amended LER 82-005/03X-1:on 820221,surveillance Test Indicated MSIV 86A Had Closing Time Faster than Allowed by Tech Specs.Caused by Loss of Nitrogen Preload & Fluid from Hydraulic Sys Accumulator.Accumulator Recharged & Tested | 20 October 1982 | Amended LER 82-005/03X-1:on 820221,surveillance Test Indicated MSIV 86A Had Closing Time Faster than Allowed by Tech Specs.Caused by Loss of Nitrogen Preload & Fluid from Hydraulic Sys Accumulator.Accumulator Recharged & Tested | |
| ML20204D418 | 8 December 1978 | /01T-0 on 781124:while Checking RR MG Set 1B Speed control,1 Amp fuse(F2) in Drive Amplifier Circuit Was Pulled Out & Checked.Caused Rapid Increase in Pwr Level,Tripping RR MG Set 1B | |
| ML20148A723 | 7 December 1978 | /03L-0 on 781111:during S.P.6.4.1.2. (Withdrawn Control Rod Operability), Control Rod 30-31 Was Found Uncoupled from Its Control Rod Drive. Cause Cannot Be Determined Until Control Rod Drive Is Removed & Examined | |
| ML20150D337 | 13 November 1978 | /03L-0 on 781016:cable HP58,Div 1,was Found Routed Thru Div 11 Riser Under Panel 9-3.Caused by Personnel Error During Constr.Redundant Sys Were Operable | |
| ML20150D319 | 13 October 1978 | /03L-0 on 780918:during Normal Oper,After Cooling Down the Torus,Rhr Heat Exchanger 1B Bypass RHR-MO-66B Failed to Oper,Due to Loose Set Screw on Yoke of Limiterque SMB-3 Operator | |
| ML20150D356 | 28 September 1978 | /03L-0 on 780912:Cooper-Bessemer Diesel Engine Type KSV-16-T Main Bearing Overheated.Main Bearing 10 Was Damaged Due to Minimal Oil Flow During Engine Coastdown. Caused by Foreign Particles in Oil |