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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

• 05000220/LER-1981-017-03, /03L-0:on 810521,during Routine Testing & Calibr, Core Spray Sparger Delta Pressure Alarms RV30A & RV30B Were Found to Be Out of Tolerance.Caused by Instrument Drift. Devices Recalibr to Alarm within Tolerance  + (20:56:35, 20 December 2024)
• 05000220/LER-1981-012-03, /03L-0:on 810420,during Refueling outage,1-inch Drywell Sampling Isolation Valve 201.7-02 Did Not Meet Tech Spec Min Leak Rate Requirement for One Isolation Valve. Caused by Dust Accumulation on Mating Surfaces  + (20:56:38, 20 December 2024)
• ML20030B239  + (20:56:39, 20 December 2024)
• 05000220/LER-1981-017, Forwards LER 81-017/03L-0  + (20:56:40, 20 December 2024)
• 05000220/LER-1981-012, Forwards LER 81-012/03L-0  + (20:56:42, 20 December 2024)
• ML20030B234  + (20:56:44, 20 December 2024)
• 05000220/LER-1981-014-03, /03L-0:on 810429,during Diesel Fire Pump Test, Diesel Auto Started at Lower than Required Setpoint in Fire Sys Header.Caused by Mercoid O-250 Psig Pressure Switch Failure Due to Natural End of Life.Switch Replaced  + (20:56:45, 20 December 2024)
• 05000220/LER-1981-014, Forwards LER 81-014/03L-0  + (20:56:47, 20 December 2024)
• 05000029/LER-1981-015-03, /03L-0:on 810627,during Refueling Outage, Pressurizer Code Safety Valves SV-181 & SV-182 Found to Be Set Below Tech Spec Limit.Caused by Setpoint Drift.Setpoint Pressure Readjusted  + (20:56:50, 20 December 2024)
• ML20030B225  + (20:56:51, 20 December 2024)
• 05000029/LER-1981-015, Forwards LER 81-015/03L-0  + (20:56:53, 20 December 2024)
• ML20030B222  + (20:56:54, 20 December 2024)
• 05000219/LER-1981-026-03, /03L-0:on 810627,while Performing Isolation Condenser Sensor Calculation & Test,Trip Point of One High Pressure Switch Found Less than Tech Specs Limit.Caused by Instrument Repeatability.Pressure Switch Reset  + (20:56:56, 20 December 2024)
• 05000311/LER-1981-048-03, /03L-0:on 810625,during Startup,Rod 25A2 Individual Rod Position Indicator & Shutdown Rod Bank Demand Indicator Were Outside Required Agreement.Caused by Individual Rod Position Indicator Out of Calibr  + (20:56:58, 20 December 2024)
• 05000219/LER-1981-026, Forwards LER 81-026/03L-0.Detailed Event Analysis Encl  + (20:57:00, 20 December 2024)
• 05000311/LER-1981-048, Forwards LER 81-048/03L-0.Detailed Event Analysis Encl  + (20:57:02, 20 December 2024)
• 05000317/LER-1981-054-03, /03L-0:on 810626,during Normal Operation, Pressurizer Level Was Found to Be Slightly Greater That 5% Programmed Band.Apparently Caused by Temp Deviation & Nominal Instrument Tolerances  + (20:57:06, 20 December 2024)
• 05000317/LER-1981-054, Forwards LER 81-054/03L-0  + (20:57:07, 20 December 2024)
• ML20030B210  + (20:57:09, 20 December 2024)
• 05000272/LER-1981-065-03, /03L-0:on 810624,while Attempting to Place Containment Fan Coil Unit 15 in Svc,Personnel Observed No Svc Water Flow Indication.Caused by Inlet Flow Transmitter 1FA-3176Z-1 Out of Calibr.Transmitter Replaced  + (20:57:10, 20 December 2024)
• 05000272/LER-1981-065, Forwards LER 81-065/03L-0.Detailed Event Analysis Encl  + (20:57:14, 20 December 2024)
• 05000336/LER-1981-023-03, /03L-0:on 810613,during Hot Standby Condition, Small Leak Developed Between C Svc Water Pump & Discharge Valve.Caused by Corrosion Due to Pipe Coating Failure. Headers cross-tied & Leak Repaired  + (20:57:16, 20 December 2024)
• 05000336/LER-1981-023, Forwards LER 81-023/03L-0  + (20:57:18, 20 December 2024)
• 05000311/LER-1981-051-03, /03L-0:on 810627,steam Generator 22 Tripped.Safety Injection Caused Dilution of Boron Injection Tank.Tank Was Borated Until Concentration within Allowable Limits  + (20:57:20, 20 December 2024)
• 05000333/LER-1981-052-03, /03L-0:on 810612,fire Protection Spray Nozzles for Standby Gas Treatment a Found Plugged W/Rust.Caused by Aging of Dry Pipe Spray Sys.Nozzles Cleaned & Returned to Svc  + (20:57:22, 20 December 2024)

• 05000311/LER-1981-051, Forwards LER 81-051/03L-0.Detailed Event Analysis Encl  + (20:57:24, 20 December 2024)

• 05000333/LER-1981-052, Forwards LER 81-052/03L-0  + (20:57:26, 20 December 2024)
• 05000206/LER-1981-015-03, /03L-0:on 810630,during Monthly Operability Test Number 2 Diesel Generator Tripped.Caused by Lube Oil Draining Through Tygon Tubing.Installation of Tubing Was Design Deficiency.Tubing Removed & Lube Oil Added to Tank  + (20:57:28, 20 December 2024)
• 05000272/LER-1981-067-03, /03L-0:on 810703,svc Water Flow to Containment Fan Coil Unit 13 Was Erratic in High & Low Speeds.Caused by Missing Actuator Feedback Cotter Pin on Svc Water Flow Control Valve.Pin Replaced & Setpoints Adjusted  + (20:57:30, 20 December 2024)
• 05000206/LER-1981-015, Forwards LER 81-015/03L-0.Detailed Event Analysis Submitted  + (20:57:32, 20 December 2024)
• 05000311/LER-1981-049-03, /03L-0:on 810626,during Startup,Rod Position Indicators for Rods 1SB4,2SB2 & 2SB4 Were in Disagreement W/ Shutdown Rod Bank Indicators.Caused by Drift in Calibr of Indicators & Signal Conditioning Modules.Items Recalibr  + (20:57:34, 20 December 2024)
• 05000272/LER-1981-067, Forwards LER 81-067/03L-0.Detailed Event Analysis Encl  + (20:57:36, 20 December 2024)
• 05000206/LER-1981-012-03, /03L-0:on 810623,during Reactor Startup,Trip Bistables in Variable Low Pressure Trip Sys Were Set Low. Caused by Error in Biweekly Reactor Plant Instrumentation Test Procedure.Procedure Corrected  + (20:57:38, 20 December 2024)
• 05000311/LER-1981-049, Forwards LER 81-049/03L-0.Detailed Event Analysis Encl  + (20:57:40, 20 December 2024)
• 05000206/LER-1981-012, Forwards LER 81-012/03L-0  + (20:57:42, 20 December 2024)
• 05000293/LER-1981-034-04, /04T-0:on 810517,lab Rept Indicated Potentially Reportable Sr-90 Concentration in Milk Sample Collected 800128.Sample Concentration Attributed to Old Weapons Testing Fallout  + (20:57:44, 20 December 2024)
• 05000336/LER-1981-018-21, W/Plant in Hot Standby, Mechanical Snubber Not Previously on IE Bulletin 81-01 Evaluation List Discovered.Caused by Failure of List to Include Mechanical Snubbers on Small Diameter Pipe or Parts  + (20:57:46, 20 December 2024)
• 05000293/LER-1981-034, Forwards LER 81-034/04T-0  + (20:57:48, 20 December 2024)
• 05000220/LER-1981-026-03, /03L-0:on 810624,while Performing Surveillance Test Procedure of Torus/Drywell Vacuum Relief Valves, Switches Which Monitor Distance Between Clapper & Seat Found Out of Spec.Cause Not Stated.Switches Recalibr  + (20:57:54, 20 December 2024)
• 05000220/LER-1981-026, Forwards LER 81-026/03L-0  + (20:57:56, 20 December 2024)
• ML20030B168  + (20:58:00, 20 December 2024)
• ML20030B167  + (20:58:01, 20 December 2024)
• ML20030B165  + (20:58:02, 20 December 2024)
• ML20030B163  + (20:58:04, 20 December 2024)
• TAC:47077  + (20:58:05, 20 December 2024)
• ML20030B162  + (20:58:05, 20 December 2024)
• ML20030B161  + (20:58:06, 20 December 2024)
• ML20030B157  + (20:58:11, 20 December 2024)
• 05000245/LER-1981-018-03, /03L-0:on 810629,diesel Generator Heat Detector Found Inoperable.Caused by Hanging & Bent Conduit for Capillary Tubes Due to IE Bulletin 80-11 Block Wall Mods. Watch Patrol Established & Tubes Repaired or Replaced  + (20:58:12, 20 December 2024)
• 05000245/LER-1981-018, Forwards LER 81-018/03L-0.Detailed Event Rept Encl  + (20:58:15, 20 December 2024)
• ML20030B153  + (20:58:15, 20 December 2024)