Search by property

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

• 05000254/LER-1979-024-03, /03L-0:on 790724,pressure Suppression Chamber Reactor Bldg Vacuum Breaker Pressure Switch Was Found to Actuate Below Limiting Condition for Operation Level.Caused by Instrument Setpoint Drift.Switch Recalibr  + (05:00:09, 5 January 2025)
• 05000254/LER-1979-024, Forwards LER 79-024/03L-0  + (05:00:11, 5 January 2025)
• ML19208A109  + (05:00:13, 5 January 2025)
• 05000266/LER-1979-011-01, /01T-0:on 790804,while Proceeding to Cold Shutdown Condition,Containment Integrity Was Briefly Violated.Caused by Faulty Interlock Allowing Inside Containment Door to Open When Outside Door Was Already Open  + (05:00:14, 5 January 2025)
• 05000266/LER-1979-011, Forwards LER 79-011/01T-0  + (05:00:16, 5 January 2025)
• 05000368/LER-1979-069-03, /03L-0:on 790814,diesel Generator 2 Could Not Be Stopped from Control Room Handswitch 2HS-2829-2 During Mode 2 Operation.Caused by Internal Spring on Handswitch Contact Being Out of Adjustment.Spring & Switch Contacts Adjust  + (05:00:18, 5 January 2025)
• 05000368/LER-1979-064-03, /03L-0:on 790807,trips in Plant Protection Sys D Placed in Bypass to Investigate Oscillations in delta-T Power Indication.Caused by Cold Leg Temp Indication Oscillation.All Related Signal Connections Tightened  + (05:00:21, 5 January 2025)
• 05000368/LER-1979-067-04, /04L-0:on 790808,auxiliary Bldg Radwaste Area Radiation Monitor 2RE-E542 Sample Pump Found W/Broken Coupling.Cause Not Stated.Plastic Coupling Replaced W/Metal Coupling.Appropriate Grab Samples Taken  + (05:00:23, 5 January 2025)
• 05000368/LER-1979-068-03, /03L-0:on 790812,emergency Feedwater Flow Control Valve 2CV-1025-1 from Pump 2P7B to Steam Generator a Failed to Fully Close from Control Room Demand Signal.Caused by Nonalignment of Limit Stop Switch.Switch Realigned  + (05:00:26, 5 January 2025)
• ML19208A100  + (05:00:27, 5 January 2025)
• 05000338/LER-1979-104-01, /01T-0:on 790823,feeder Breakers to Several Electrical Penetrations Found Not Set to Protect Penetration Integrity for Range of Faults.Caused by Design Problem  + (05:00:28, 5 January 2025)
• 05000338/LER-1979-104, Forwards LER 79-104/01T-0  + (05:00:31, 5 January 2025)
• 05000324/LER-1979-071-03, /03L-0:on 790808,RHR Sys Pump 2D Vibrated at Level Higher than Allowable Limit During RHR Sys Operational Component Test.Caused by Spring Part Lodged in Vane of Impeller.Part Removed,Pump Inspected & Tested  + (05:00:34, 5 January 2025)
• 05000219/LER-1979-026-03, /03L-0:on 790807,while Excavating to Repair Equipment Drain Tank Line,Leak in Laundry Tank Discharge Pipe Discovered.Caused by Levels of Mn-54 & Co-60.Line Temporarily Rerouted Until Repairs Made  + (05:00:35, 5 January 2025)
• 05000295/LER-1979-042-99, /99X-0:on 790523,during Safeguards Logic Testing at 98% Power,Inadvertent Power Trip & Safety Injection Was Initiated.Caused by Operator Error.Operator Was Reinstructed  + (05:00:39, 5 January 2025)
• 05000219/LER-1979-026, Forwards LER 79-026/03L-0  + (05:00:41, 5 January 2025)
• 05000295/LER-1979-042, Forwards LER 79-042/99X-0  + (05:00:43, 5 January 2025)
• 05000219/LER-1979-028-03, /03L-0:on 790807,during Routine Surveillance of Core Spray Sys 1,parallel Isolation Valve V-20-15 Became Inoperable in Open Position.Caused by High Motor Current Drawn When Close Signal Inadvertently Initiated  + (05:00:45, 5 January 2025)
• ML19208A088  + (05:00:46, 5 January 2025)
• 05000219/LER-1979-028, Forwards LER 79-028/03L-0  + (05:00:48, 5 January 2025)
• 05000324/LER-1979-071, Forwards LER 79-071/03L-0  + (05:00:49, 5 January 2025)
• 05000325/LER-1979-058-03, /03L-0:on 790810,during Normal Operation,Core Spray RHR Pump Running Annunciator Energized W/No Pumps Running.Caused by Malfunction of Pressure Switch E-11-PS-No20A,due to Condensation in Switch Assembly  + (05:00:51, 5 January 2025)
• 05000325/LER-1979-058, Forwards LER 79-058/03L-0  + (05:00:53, 5 January 2025)
• 05000304/LER-1979-043-03, /03L-0:on 790806,during Diesel Generator Loading Test,Engine Failed to Continue Running.Caused by Possible Overspeed Trip Resulting from Low Oil in Governor.Procedure Changed to Check Governor Oil Daily  + (05:00:55, 5 January 2025)
• 05000304/LER-1979-039-03, /03L-0:on 790723,containment Purge Particulate monitor,2RT-PRO9C Was Taken Out of Svc for Repair.While Monitor Was Out of Svc,Containment Was Vented Once.Caused by Omission in Procedure Re Operable Monitors  + (05:00:57, 5 January 2025)

• 05000304/LER-1979-039, Forwards LER 79-039/03L-0  + (05:00:59, 5 January 2025)

• 05000304/LER-1979-043, Forwards LER 79-043/03L-0  + (05:01:01, 5 January 2025)
• 05000304/LER-1979-038-03, /03L-0:on 790718,while Performing Periodic Testing,Recirculation Sump to RHR Pump Suction Valve Failed to Stroke Open.Caused by Failure of stem-mounted Limit Switch Interlock Contact on Valve 2MOV-RH8700A to Make Up  + (05:01:03, 5 January 2025)
• ML19208A073  + (05:01:04, 5 January 2025)
• 05000304/LER-1979-038, Forwards LER 79-038/03L-0  + (05:01:06, 5 January 2025)
• 05000295/LER-1979-058-03, /03L-0:on 790813,during 50% Power Increase, Feedwater Flow 1FI-520 Read Higher than Other Channel. Caused by Inadequate Calibr Technique.Channel Adjusted & New Tech Specs Changes Will Increase Allowable Drift  + (05:01:11, 5 January 2025)
• 05000295/LER-1979-053-03, /03L-0:on 790713,during maint,1L-518 Observed to Have Drifted High by 2.6%.Caused by Instrument Drift.Mechanics Being Trained to Identify Transmitter Drift & Loop Tolerance Tech Spec Change Will Be Submitted  + (05:01:13, 5 January 2025)
• 05000295/LER-1979-058, Forwards LER 79-058/03L-0  + (05:01:15, 5 January 2025)
• 05000295/LER-1979-053, Forwards LER 79-053/03L-0  + (05:01:17, 5 January 2025)
• ML19208A064  + (05:01:19, 5 January 2025)
• ML19208A062  + (05:01:21, 5 January 2025)
• 05000295/LER-1979-056-01, /01T-0:on 790801,noted That Reactor Coolant Isolation Valves Have D2400X Limit Switches in Train B Reactor Protection Circuits.Switches Unsuitable for post-LOCA Environ & Will Be Replaced During Next Outage  + (05:01:22, 5 January 2025)
• ML19208A060  + (05:01:24, 5 January 2025)
• 05000295/LER-1979-056, Forwards LER 79-056/01T-0  + (05:01:28, 5 January 2025)
• 05000304/LER-1979-042-03, /03L-0:on 790805,isolation Valve Failed to Close from Control Room Switch.Caused by Sticking Valve Stem. Valve Stem Cleaned,Lubricated & Adjusted.Valve Proven Operable  + (05:01:30, 5 January 2025)
• 05000295/LER-1979-063-03, /03T-0:on 790816,during Safeguard Test PT-10A, Containment Isolation Valve 1AOV-PR21B Failed to Close & Redundant Valve PR-21A,although Operable,Was Not Closed. Caused by Operator Error.Operators Given Instructions  + (05:01:32, 5 January 2025)
• 05000304/LER-1979-042, Forwards LER 79-042/03L-0  + (05:01:34, 5 January 2025)
• 05000304/LER-1979-041-03, /03L-0:on 790806,nonconservative Steam Generator Level Readings Were Discovered.Bistables Were Tripped.Caused by Drift in Power Supply.Unit Replaced & Loop Returned to Normal  + (05:01:36, 5 January 2025)
• 05000304/LER-1979-044-03, /03L-0:on 790803,during Normal Operation, Pressurizer Level Channel 2L-459 Was Indicating Lower than Other Channels.Caused by Transmitter Zero Shift.Transmitter Zero Adjusted & Channel Returned to Svc  + (05:01:38, 5 January 2025)
• 05000295/LER-1979-063, Forwards LER 79-063/03T-0  + (05:01:40, 5 January 2025)
• 05000304/LER-1979-041, Forwards LER 79-041/03L-0.Ltr Incorrectly Dated Oct Instead of Aug  + (05:01:45, 5 January 2025)
• 05000304/LER-1979-044, Forwards LER 79-044/03L-0  + (05:01:47, 5 January 2025)
• 05000265/LER-1979-016-03, /03L-0:on 790815,HPCI Turbine Area Temp Switch Found to Trip Above Tech Spec Limits.Caused by Setpoint Drift.Switch Replaced & Tested Satisfactorily  + (05:01:49, 5 January 2025)
• ML19208A043  + (05:01:53, 5 January 2025)
• 05000325/LER-1979-056, Forwards LER 79-056/03L-0  + (05:01:55, 5 January 2025)
• ML19208A040  + (05:01:56, 5 January 2025)