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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
- 05000338/LER-1982-037-03, /03L-0:on 820516,containment Internal Air Partial Pressure Exceeded Tech Spec Limit.Caused by Divert of Condenser Air Ejectors Exhaust to Containment Due to Spike in Radiation Level.Internal Air Pressure Reduced + (04:13:29, 27 May 2025)
- 05000366/LER-1982-047-03, /03L-0:on 820505,remote Radiation Meter Relay, 2G11-N079,found Not Tripping on Adjustable Setpoint,But at Approx 5% of Scale High.Caused by Instrument Drift.Indicator Recalibr + (04:13:34, 27 May 2025)
- 05000339/LER-1982-022-01, /01T-0:on 820528,while in Mode 4,both Trains of Quench Spray Subsystem & Recirculation Spray Sys Inoperable for 17 Minutes.Caused by Misplacement of Jumpers on Train a Output Cabinet.Jumpers Removed.Pumps Placed on Auto + (04:13:41, 27 May 2025)
- 05000260/LER-1982-016-03, /03L-0:on 820519,HPCI Lubricating Oil Reservoir Found Almost Empty & Reservoir Drain Valve 1-1/2 Turns Open, Rendering HPCI Inoperable.Caused by Personnel Error. Reservoir Filled.Lighting Will Be Improved + (04:13:44, 27 May 2025)
- 05000237/LER-1982-013, Forwards LER 82-013/03X-1 + (04:14:00, 27 May 2025)
- 05000321/LER-1982-047-03, /03L-0:on 820511,QA Auditor Found That Revisions to Certain Procedures Had Not Been Reviewed by Plant Review Board.Caused by Incomplete Definition of safety-related Procedures in HNP-O-9, Procedure Writing,Use & Control + (04:14:03, 27 May 2025)
- IR 05000387/1982010 + (04:14:05, 27 May 2025)
- 05000259/LER-1982-032-03, /03L-0:on 820512,while Performing Test on 4 Kv Relays,A RHR & Core Spray Pump Motor Breakers Were Racked Out Making Pumps & HPCI Sys Inoperable.Caused by Procedure Deficiency & Lack of Communication + (04:14:08, 27 May 2025)
- 05000325/LER-1982-045-03, /03L-0:on 820519,during Testing C12-LSH-129 Accumulator Leak Detectors of Control Rod Driveline Accumulators 30-11,34-43,22-27,22-03 & 42-15 Would Not Respond to Applied Test Inputs.Caused by Reed Switch Arcing + (04:14:13, 27 May 2025)
- 05000302/LER-1982-037-03, /03L-0:on 820510,during Routine Insp,Leaks Discovered at Weld Penetrations MUV-292 & MUV-283,contrary to Tech Spec 3.1.2.4.1.Caused by Vibration.Welds Replaced & Bracing Added to Reduce Vibration of Makeup Sys Piping + (04:14:20, 27 May 2025)
- 05000324/LER-1982-041-03, During Performance of Standby Liquid Control Sys Relief Valve Operability Test, Relief Valve 2-C41-F029A Lifted Outside Tech Spec Requirements.Caused by Setpoint Drift.Setpoint Adjusted + (04:14:23, 27 May 2025)
- 05000324/LER-1982-041, Forwards Updated LER 82-041/03L-1 + (04:14:32, 27 May 2025)
- ML20054G377 + (04:14:41, 27 May 2025)
- 05000339/LER-1982-023-03, /03L-0:on 820516 & 17,pressure in Nitrogen Reservoir for Pressurizer Power Operated Relief Valve PCV-2455c Dropped Below Tech Spec Limit.Caused by Nitrogen Leak in Supply Sys.Sys Will Be Modified + (04:14:42, 27 May 2025)
- 05000366/LER-1982-053-03, /03L-0:on 820508,personnel Performing Logic Sys Functional Test Failed to Obtain Shift Foreman Signature. Caused by Personnel Misinterpreting Procedural Controls Applicable to Temporary Procedure Changes + (04:14:44, 27 May 2025)
- 05000324/LER-1982-077-01, /01T-0:on 820524,discovered Baseplate on Support Brace for Hydraulic Snubber Missing Nuts on Wedge Anchors & Fourth Wedge Anchor Missing.Caused by Improper Installation. Brace & Baseplate Will Be Repaired Prior to Startup + (04:14:45, 27 May 2025)
- IR 05000333/1982003 + (04:14:48, 27 May 2025)
- 05000327/LER-1982-059-03, /03L-0:on 820517,one Excore Neutron Instrumentation Power Range Channel (N-42) Declared Inoperable Due to Loss of Power.Cause of High Voltage Power Supply Failure Not Known.Component Replaced + (04:14:52, 27 May 2025)
- 05000272/LER-1982-034-03, /03L-0:on 820510,steam Generator 14 Wide Range Level Indication Failed Low.Caused by Loose Fuse in Power Supply.Fuse Properly Tightened & Tested + (04:14:54, 27 May 2025)
- 05000324/LER-1982-080-01, /01T-0:on 820525,during Inservice Insp,Testing of 6-inch Reactor Water Cleanup Suction Line,Leak Discovered Approx 1/8 Inch from Elbow Pipe Weld.Caused by Sensitization of Elbow Matl with Heat Affected Zone of Weld + (04:14:56, 27 May 2025)
- 05000328/LER-1982-061-03, /03L-0:on 820514,pneumatic Jumper Found Installed on Damper 2-FCO-30-271 Such That Controlling Solenoid Was Bypassed.Caused by Personnel Not Checking to Ensure That Pneumatic Jump Had Been Removed Following Repair on 820318 + (04:15:14, 27 May 2025)
- 05000366/LER-1982-055-03, /03L-0:on 820524,w/unit in Startup Mode, Performance Observation of HNP-2-3604 & HNP-2-5223 Found Omission of Hi Hydrogen Alarm Setpoint Verification.Caused by Personnel Error.Revised Procedures Expected by 820625 + (04:15:15, 27 May 2025)
- 05000272/LER-1980-004, Forwards LER 80-004/03X-1.Detailed Event Analysis Encl + (04:15:19, 27 May 2025)
- 05000311/LER-1982-039-01, /01T-0:on 820526,100-gpm Svc Water Leak in Containment Fan Coil Unit 21 Motor Cooler Discovered.Caused by Failed Motor Cooler Seam Weld.Failed Motor Cooler & Fan Motor Replaced & Tested + (04:15:24, 27 May 2025)
- 05000251/LER-1982-007-01, /01T-0:on 820522,while Boron Injection Tank Recirculating W/Boric Acid Storage Tank C,Low Boron Concentration Found in Both Tanks.Caused by MOV-4-867B Being Open One Turn.Valve Manually Closed + (04:15:25, 27 May 2025)
- 05000311/LER-1982-039, Forwards LER 82-039/01T-0.Detailed Event Analysis Encl + (04:15:26, 27 May 2025)
- 05000259/LER-1982-034-03, /03L-0:on 820513,control Room Ventilation Radiation Monitor RM-90-259B Trip Level Exceeded Tech Spec Limit.Caused by Radiation Monitor Model AM-3BF Trip Level Setting Drift.Trip Setting Recalibr + (04:15:29, 27 May 2025)
- 05000321/LER-1982-051-03, /03L-0:on 820524,w/unit in Refuel Mode,Routine Performance of HNP-1-3182 Showed That Plant Svc Water Pump 1P41-C001A Failed.Caused by Normal Wear & Foreign Matter in Pump.Pump Rebuilt,Reinstalled & Retested + (04:15:32, 27 May 2025)
- 05000265/LER-1982-008-03, /03L-0:on 820515,during Maint Outage,Acoustic Monitors for Electromatic Relief Valves 2-203-3A,3B & 3C Failed to Give Open Indication When Valves Were Opened & Thermocouple Type Position Sensor 2-203-3B Was Out of Svc + (04:15:34, 27 May 2025)
- 05000328/LER-1982-062-03, /03L-0:on 820514,several Snubbers Found Inoperable.Caused by Improper Handling During Installation & Adjustment & by Excessive Pipe Vibration.Support Redesigned & Snubbers Replaced + (04:15:38, 27 May 2025)
- 05000338/LER-1982-036-03, /03L-0:on 820516,w/unit at 74% Power,Emergency Diesel Generator 1J Output Breaker Failed to Close During Periodic Surveillance Test.Caused by Failure of Undervoltage Relay 27X.Relay Replaced + (04:15:48, 27 May 2025)
- 05000298/LER-1982-011-03, /03-0:on 820514,isolation Valve RR-740AV Failed to Close.Caused by Dirty Solenoid Slug.Solenoid Valve Replaced + (04:15:50, 27 May 2025)
- 05000259/LER-1982-033-01, /01T-0:on 820526,while Performing Recurrence Control Calibr of Degraded Voltage Relays,Eight of Nine Relays on 4 Kv Found Operating Above Tech Spec Limit. Probably Caused by Increased Room Temp.Relays Recalibr + (04:15:51, 27 May 2025)
- 05000336/LER-1982-015-03, /03L-0:on 820513,reactor Protection Sys Channel a Low Steam Generator Pressure Bypass Removal Bistable Card Setpoint Found to Be Out of Spec.Caused by Instrument Setpoint Drift.Bistable Card Setpoint Will Be Replaced + (04:15:52, 27 May 2025)
- 05000366/LER-1982-054-03, /03L-0:on 820509,during Surveillance Procedure HNP-2-3831,nonessential Loads on 2C 600-volt Emergency Bus Did Not Load Shed.Caused by Inoperative Manual Operating Contact Switch on Normal Supply Breaker.Switch Repaired + (04:16:05, 27 May 2025)
- 05000325/LER-1982-032-03, /03L-0:on 820510,primary Containment Temp Recorder 1-CAC-TR-1258 Found Malfunctioning.Caused by Dirty Recorder Slidewire & Slidewire Contacts & Loose Print Mechanism Timing Delay.Slidewire,Contacts & Print Contacts Cleaned + (04:16:10, 27 May 2025)
- 05000280/LER-1982-027-03, /03L-0:on 820513,performance of PT 27B Revealed Amp Readings for Heat Tracing Panels 8 & 9,circuit 21A,below Acceptance Criteria.Caused by Excessive Heat.Defective Heat Tracing Replaced + (04:16:20, 27 May 2025)
- IR 05000293/1982010 + (04:16:24, 27 May 2025)
- 05000348/LER-1982-018-03, /03L-0:on 820601,turbine Driven Auxiliary Feedwater Pump Tripped.Caused by Inadvertent Actuation of Overspeed Trip Mechanism During Insp of Pump Trip Linkage. Trip Throttle Valve Reopened + (04:16:27, 27 May 2025)
- 05000361/LER-1982-014-01, /01T-0:on 820604,insp Revealed Number of Refractory Blanket to Fire Barrier Joint Seals Did Not Have Mastic Coating Applied.Caused by Incomplete Installation & Inadequate Installation Insp + (04:16:31, 27 May 2025)
- 05000348/LER-1982-022-03, /03L-0:on 820519,during Performance of FNP-2-STP-4.7,charging Pump 2A Would Not Start.Caused by Failure of Breaker DF06 to Close Due to Misaligned Microswitch Arm.Arm Repaired + (04:16:32, 27 May 2025)
- 05000275/LER-1982-005, Forwards LER 82-005/03X-1 + (04:16:37, 27 May 2025)
- 05000315/LER-1982-038-03, /03L-0:on 820514,during Routine Plant Tour,Fire Door W/No Latching or Closure Device Discovered.Caused by Personnel Error.Fire Watch re-established & Maintained Until Devices Installed & Door Declared Operable + (04:16:40, 27 May 2025)
- ML20054G132 + (04:16:42, 27 May 2025)
- 05000289/LER-1982-007-03, /03L-0:on 820505,during long-term Shutdown & Reactor Bldg Purge,Iodine Channel of Radiation Monitor RM-A9 Failed Intermittantly.No Cause Discernable.Quarterly Calibr Performed & Recorder Charts Will Be Monitored Each Shift + (04:16:44, 27 May 2025)
- 05000321/LER-1982-034-03, During Review of QA Open Item 79-F2-2/120 Fire Doors & Door Frames Identified Having Inadequate Ratings.Fire Watches Had Not Been Established. Fire Watches Established on 820426 + (04:16:47, 27 May 2025)
- 05000321/LER-1982-034, Forwards Updated LER 82-034/03L-1 + (04:16:56, 27 May 2025)
- 05000301/LER-1982-004-01, /01T-0:on 820601,combined Leakage Rate of Type B & C Tests for 1-inch Check Valve in Containment Air Particulate/Gas Radiation Monitor (R11/R12) Exceeded Tech Spec Limit.Caused by Accumulation of Foreign Matter + (04:17:00, 27 May 2025)
- 05000249/LER-1982-011, Forwards LER 82-011/03X-1 + (04:17:08, 27 May 2025)
- 05000369/LER-1982-033-03, /03L-0:on 820424,during Power Escalation After Startup,Reactor Coolant Loop Temp Dipped Below Tech Spec Min.No Cause Identified.Temp Average Restored within 3 Minutes + (04:17:12, 27 May 2025)
- 05000302/LER-1982-036-03, /03L-0:on 820514,while Reviewing Responses to Corp Audit Findings,Determined Functional Check for Source Range Instrumentation Audible Counts Not Being Documented Was Reportable Event.Procedure Revised 811113 + (04:17:14, 27 May 2025)