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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.

List of results

• 05000260/LER-1980-036-03, /03L-0:on 800829,while Performing S.I.4.7.4, H2E76-39 Hydrogen Monitor for Drywell Would Not Calibr. Caused by Sensor Type 47E22642862 Failure.Sys Will Be Replaced  + (09:07:05, 7 January 2025)
• 05000260/LER-1980-036, Forwards LER 80-036/03L-0  + (09:07:07, 7 January 2025)
• 05000260/LER-1980-035-03, /03L-0:on 800830,during Normal Operation While Performing TI-36,increase in Pressure on Shell Side of RHR Heat Exchanger 2D Was Detected.Caused by Leaking Check Valve Between Heat Exchangers  + (09:07:09, 7 January 2025)
• 05000260/LER-1980-035, Forwards LER 80-035/03L-0  + (09:07:12, 7 January 2025)
• 05000250/LER-1979-020, Has Been Cancelled  + (09:07:14, 7 January 2025)
• ML18025B079  + (09:07:15, 7 January 2025)
• ML18025B077  + (09:07:17, 7 January 2025)
• 05000260/LER-1980-034-03, /03L-0:on 800815,w/unit at 94% Power in Steady State Operation,Rhr Heat Exchange 2C Found Leaking During TI-36A.Caused by Loose Lock Nuts & Full Nuts Due to Thermal Cycling & Vibration Resulting in Gasket Leak  + (09:07:19, 7 January 2025)
• 05000260/LER-1980-034, Forwards LER 80-034/03L-0  + (09:07:21, 7 January 2025)
• 05000260/LER-1980-033-03, /03L-0:on 800815,w/unit at 93% Power in Steady State Operation,Indicated Leak on RHR Heat Exchanger 2B Found During TI-36A.Probably Caused by Leaking Gasket,Due to Loose Flange Nuts as Result of Thermal Cycling & Vibration  + (09:07:23, 7 January 2025)
• 05000260/LER-1980-033, Forwards LER 80-033/03L-0  + (09:07:25, 7 January 2025)
• ML18025B068  + (09:07:26, 7 January 2025)
• 05000260/LER-1980-032-03, /03L-0:on 800812,w/unit at Steady State 94%, Performing Surveillance Instruction 4.5.E.1.d & E,Hpci Turbine Tripped.Caused by Failure of Teflon Sheet Portion of Rupture Disc,Resulting in Inadequate Protection  + (09:07:28, 7 January 2025)
• 05000260/LER-1980-032, Forwards LER 80-032/03L-0  + (09:07:30, 7 January 2025)
• 05000260/LER-1980-031-01, /01T-0:on 800811,during Normal Operation,Two Nodes in Fuel Assembly T2 396 Exceeded Upper Boundary Limits for Max Average Planar Linear Heat Generation Rate.Caused by Failure to Incorporate Revised Limits Into Tech Specs  + (09:07:41, 7 January 2025)
• 05000260/LER-1980-031, Forwards LER 80-031/01T-0  + (09:07:43, 7 January 2025)
• 05000260/LER-1980-030-03, /03L-0:on 800811,during Normal Operation, Performing Surveillance Instruction 4.2.B.69,pressure Switches PS-3-204A & PS-3-204B Found Outside Limits.Caused by Setpoint Drift.Switches Recalibr & Tested  + (09:07:45, 7 January 2025)
• 05000260/LER-1980-030, Forwards LER 80-030/03L-0  + (09:07:47, 7 January 2025)
• ML18025B054  + (09:07:48, 7 January 2025)
• ML18025B050  + (09:07:49, 7 January 2025)
• ML18025B048  + (09:07:50, 7 January 2025)
• ML18025B047  + (09:07:51, 7 January 2025)
• 05000260/LER-1980-029-03, /03L-0:on 800722,while Performing Surveillance Insp 4.1.A-7,reactor Low Level Switch LIS-3-203C Did Not Operate within Tech Spec Limits.Caused by Instrument Drift. Switch Inspected & Recalibr  + (09:07:53, 7 January 2025)
• 05000260/LER-1980-029, Forwards LER 80-029/03L-0  + (09:07:54, 7 January 2025)
• ML18025B042  + (09:07:56, 7 January 2025)

• 05000260/LER-1980-028-03, /03L-0:on 800715,core Spray Discharge Pressure Switch 2-PS-75-35 Did Not Operate within Tech Spec Limit. Caused by Instrument Drift.Switch Was Inspected,Calibr & Functionally Tested for Repeatability  + (09:07:58, 7 January 2025)

• 05000260/LER-1980-028, Forwards LER 80-028/03L-0  + (09:07:59, 7 January 2025)
• ML18025B036  + (09:08:01, 7 January 2025)
• ML18025B034  + (09:08:02, 7 January 2025)
• ML18025B031  + (09:08:05, 7 January 2025)
• ML18025B028  + (09:08:07, 7 January 2025)
• ML18025B029  + (09:08:07, 7 January 2025)
• ML18025B026  + (09:08:08, 7 January 2025)
• 05000260/LER-1980-027-03, /03L-0:on 800712,while Performing SI 4.1.A.11 Reactor Protection Sys Scram,Channel B1 Relay Failed to de-energize.Caused by Inoperable Limit Switch on MSIV 1-38 Due to Corrosion.Limit Switches Replaced  + (09:08:13, 7 January 2025)
• 05000260/LER-1980-027, Forwards LER 80-027/03L-0  + (09:08:15, 7 January 2025)
• ML18025B020  + (09:08:17, 7 January 2025)
• ML18025B021  + (09:08:17, 7 January 2025)
• ML18025B015  + (09:08:19, 7 January 2025)
• ML18025B014  + (09:08:21, 7 January 2025)
• ML18025B013  + (09:08:22, 7 January 2025)
• 05000296/LER-1980-024-01, /01T-1:on 800628,during Routine Shutdown for maint,76 of 185 Control Rods Failed to Fully Insert.Caused by Reduction in Scram Discharge Vol Due to Retention of Water in East Side Header.Mods Will Be Implemented  + (09:08:35, 7 January 2025)
• 05000296/LER-1980-024, Forwards LER 80-024/01T-1  + (09:08:37, 7 January 2025)
• ML18025B004  + (09:08:38, 7 January 2025)
• ML18025B002  + (09:08:39, 7 January 2025)
• 05000260/LER-1980-024-03, /03L-0:on 800624,during Rod Sequence Exchange W/ Unit at 40% Power,Control Rod 38-27 Failed to Latch After Insertion & Drifted Out When Insert Rod Released.Caused by Failure of Directional Valve 85-40C.Valve Replaced  + (09:08:43, 7 January 2025)
• 05000260/LER-1980-024, Forwards LER 80-024/03L-0  + (09:08:45, 7 January 2025)
• 05000296/LER-1980-025-03, /03L-0:on 800625,during Normal Operation, Continuous Heat Detector Damaged & Caused False Alarm.Caused by Accidental Damage to Heat Detector by Personnel Performing Mods in Area.Craftsmen Cautioned  + (09:08:50, 7 January 2025)
• 05000296/LER-1980-025, Forwards LER 80-025/03L-0  + (09:08:52, 7 January 2025)
• ML18025A991  + (09:08:53, 7 January 2025)
• ML18025A990  + (09:08:56, 7 January 2025)
• PNO-II-80-119A, updates PNO-II-80-119.Cause of 76 Control Rods Not Fully Inserting After 800628 Routine Shutdown Still Not Determined.No Blockage Found in Scram Discharge Piping. Addl Flow Tests Will Compare Drain Capabilities  + (09:08:58, 7 January 2025)