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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

• ML17266A103  + (14:20:55, 8 January 2025)
• L-79-245, Forwards Addl Info to 790806 Response to IE Bulletin 79-14. Charts of Design Documents & Seismic Analysis Info Encl  + (14:20:56, 8 January 2025)
• ML17266A097  + (14:20:58, 8 January 2025)
• 05000335/LER-1979-027-03, /03L-0:on 790806,control Element Assembly 65 Dropped While Periodic Exercise Surveillance Test Was Being Performed.Caused by Apparent Design Deficiency W/Control Element Drive Sys.Procedure Change Request Submitted  + (14:20:59, 8 January 2025)
• 05000335/LER-1979-026-03, /03L-0:on 790801,minus 18 Volt Power Supply Found at Minus 13 Volts.Cause Unknown;Probably Normal end-of-life Failure of Electronic Component.New Power Supply Installed. No Addl Action Required  + (14:21:00, 8 January 2025)
• L-79-248, Requests That 790412 Proposed Amend to License DPR-67 Be Modified to Include ETS 4.2, Min Effective Chlorine Usage. Mod Eliminates Overlapping Regulatory Requirements  + (14:21:05, 8 January 2025)
• ML17266A092  + (14:21:06, 8 January 2025)
• 05000335/LER-1979-025-03, /03L-0 on 790720:variable High Power Trip Setpoint in Core Protection Calculator Failed to Track Reactor Power. Caused by Power Supply in Core Protection Calculator Failing Due to Filter Capacitor Failure  + (14:21:07, 8 January 2025)
• L-79-212, Forwards Seismic Analysis Assessment for Sys,Including Safety Injection,Auxiliary Feedwater,Feedwater,Main Stream, Containment Spray & Component Cooling Water,Per IE Bulletin 79-14.Addl Matl to Be Forwarded by 790831  + (14:21:08, 8 January 2025)
• 05000335/LER-1979-023-03, /03L-0 on 790702:control Element Assembly 33 Would Not Withdraw Due to Presence of Fullout Position Indication.Caused by Faulty Upper Electric Limit Reed Switch  + (14:21:09, 8 January 2025)
• ML17266A088  + (14:21:11, 8 January 2025)
• 05000335/LER-1979-022-03, /03L-0 on 790627:during Periodic Surveillance, Testing Auxiliary Feedwater Pump Failed to Start.Cause Could Not Be Determined.Condensation in Steam Line May Have Delayed Starting Enough to Mislead Operator  + (14:21:12, 8 January 2025)
• 05000335/LER-1979-020-03, /03L-0 on 790614:auxiliary Feedwater Pump 1c Failed to Start Due to Failure of Steam Inlet Valve.Caused by Unknown Factor.Valve Operated Normally After Being Manually Cycled  + (14:21:13, 8 January 2025)
• ML17266A085  + (14:21:14, 8 January 2025)
• 05000335/LER-1979-021-01, /01T-0 on 790625:General Motors Notified Util That Turbocharger Thrust Bearing Could Be Damaged by Hot Starts W/Lube Oil Over 160 F.Vendor Recommends Eliminating Nonemergency Hot Starts While New Design Is Developed  + (14:21:15, 8 January 2025)
• 05000335/LER-1979-019-03, /03L-0 on 790605:control Element Assembly Dropped Four Times within 2-h Period.Caused by Failure of Coil Power Programmer Timing Module.Module Replaced  + (14:21:16, 8 January 2025)
• L-79-176, Forwards Info Re Const & Loading Schedule.Provides Updated Listing of Major Activities by Node Number & Logic Network. Corrects Several Errors in NRC May 1979 Const Status Rept. Oversized Drawing Encl  + (14:21:17, 8 January 2025)
• ML17266A081  + (14:21:19, 8 January 2025)
• ML17266A080  + (14:21:21, 8 January 2025)
• ML17266A079  + (14:21:22, 8 January 2025)
• ML17266A078  + (14:21:23, 8 January 2025)
• ML17266A075  + (14:21:25, 8 January 2025)
• ML17266A077  + (14:21:25, 8 January 2025)
• 05000335/LER-1979-018-03, /03L-0 on 790508:during Routine Diesel Generator Maint,Valves Installed on Engine Crankcase Oil Drain Line Prior to Performance of Written Safety Evaluation.Caused by Failure to Follow Procedures  + (14:21:28, 8 January 2025)
• 05000335/LER-1979-017-03, /03L-0 on 790509:1B Charging Pump Casing Block Contained Several Internal Cracks Centered Around Pressure Chambers.Caused by Suction Cavitation Resulting in Vibration.Pump Block Replaced  + (14:21:30, 8 January 2025)

• 05000335/LER-1979-016-01, /01T-0 on 790524:during as-built Verification Insp of Restraints on Component Cooling Water Sys Piping,Four Seismic Restraints Found Installed at Wrong Locations. Caused by Improper Installation During Plant Const  + (14:21:32, 8 January 2025)

• ML17266A070  + (14:21:35, 8 January 2025)
• 05000335/LER-1979-014-03, /03L-0 on 790409:notified by Vendor That Crankshaft Coupling for Cooling Fans Used on Diesels Failed in Other Applications.Couplings Replaced W/Couplings of Improved Design,Under Directions from Diesel Vendor  + (14:21:36, 8 January 2025)
• 05000335/LER-1979-009-03, /03L-0 on 790305:control Element Assembly 2 Would Not Withdraw Fully from Misalignment to Check Control Element Assembly Position Alarms.Caused by Faulty Upper Electric Limit Reed Switch.Switch Will Be Replaced  + (14:21:37, 8 January 2025)
• ML17266A067  + (14:21:38, 8 January 2025)
• ML17266A066  + (14:21:38, 8 January 2025)
• 05000335/LER-1979-013-03, /03L-0 on 790331:during Surveillance Testing of 1A Diesel generator,solenoid-operated Fill Valve for Engine Mounted Fuel Oil Tank Failed to Open,Causing Tank Level to Drop Below Limit.Caused by Burnt Contacts in Relay  + (14:21:39, 8 January 2025)
• 05000335/LER-1979-011-03, /03L-0 on 790316:during Power Operation, 1C Charging Pump Found to Have Cracked Pump Casing.Caused by Vibration Due to Suction Cavitation on Pumps.Suction Dampening Devices Will Be Installed  + (14:21:41, 8 January 2025)
• 05000335/LER-1979-012-03, /03L-0 on 790316:during Operation,Control Element Assembly Slipped 10 Inches While Selecting Position Readout on Secondary Position Display Backup.Cause Undetermined. Assembly Quickly Returned to Original Position  + (14:21:42, 8 January 2025)
• 05000335/LER-1979-010-03, /03L-0 on 790311:during Power Operation,Control Element Assembly 62 Slipped Twice.Caused by Faulty 15 Volt Power Supply.Supply Replaced  + (14:21:44, 8 January 2025)
• ML17266A061  + (14:21:44, 8 January 2025)
• ML17266A060  + (14:21:45, 8 January 2025)
• ML17266A058  + (14:21:45, 8 January 2025)
• 05000335/LER-1978-043-03, /03L-1 on 781120:during Power Operation Cambridge Electron Accelerator 62 Slipped 13 Inches a Second Time to Point 43 Inches Below Original Position.Personnel Misinterpreted Tech Specs  + (14:21:46, 8 January 2025)
• 05000335/LER-1979-008-03, /03L-0 on 790222:during Surveillance Testing of 1B Diesel Generator,Fuel Oil Tank Level Indicator Found Stuck.Afterwards,Actual Tank Level Was 135 Gallons Below Limit.Caused by Stuck Indicator Which Was Repaired  + (14:21:48, 8 January 2025)
• 05000335/LER-1979-008, Forwards LER 79-008/03L-0  + (14:21:49, 8 January 2025)
• 05000335/LER-1979-007-03, /03L on 790222:while Performing Valve Lineup to Raise Water Level in 1B1 Safety Injection Tank (SIT),low-low Level Alarm Aunuciated for 1B2 Sit.Caused by Leakage of Fill & Drain Valve for 1B2 SIT (V3641)  + (14:21:51, 8 January 2025)
• 05000335/LER-1979-007, Forwards LER 79-007/03L-0  + (14:21:52, 8 January 2025)
• ML17266A047  + (14:21:53, 8 January 2025)
• 05000335/LER-1979-005-03, /03L-0 on 790208:steam Driven Auxiliary Feedwater Pump 1C Failed to Start.Caused by Tripped Overspeed Trip Mechanism.Reason for Trip Is Unknown  + (14:21:54, 8 January 2025)
• 05000335/LER-1979-006-03, /03L-0 on 790209:control Element Assembly Fell to Core Bottom.Caused by Failed Power Supply Unit.Faulty Unit Replaced  + (14:21:55, 8 January 2025)
• 05000335/LER-1978-045-03, /03L-1 on 790305:during Power Operation,Digital Data Processing Sys Malfunctioned.Caused by Error in Program Installed by Licensee in June 1978.Program Error Corrected  + (14:21:57, 8 January 2025)
• 05000335/LER-1979-004-03, /03L-0 on 790205:discovered Two Misalignments in Control Element Assembly.Caused by Faulty Upper Electric Limit Reed Switches.Faulty Switches to Be Replaced During Next Refueling Outage  + (14:21:58, 8 January 2025)
• ML17266A042  + (14:21:59, 8 January 2025)
• ML17266A041  + (14:22:00, 8 January 2025)
• ML17266A040  + (14:22:02, 8 January 2025)