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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

• 05000325/LER-1979-059-03, /03L-0:on 790810,during Reactor Startup Discovered Number 7 Superimposed on Number 1 Digit for Position Indication on Rod 14-47.Caused by Problem in Drywell Prototypic Inlet Piping Probe  + (ML19208A036)
• ML19208A037  + (ML19208A037)
• ML19208A038  + (ML19208A038)
• ML19208A040  + (ML19208A040)
• 05000325/LER-1979-056, Forwards LER 79-056/03L-0  + (ML19208A041)
• ML19208A042  + (ML19208A042)
• ML19208A043  + (ML19208A043)
• 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  + (ML19208A045)
• 05000304/LER-1979-044, Forwards LER 79-044/03L-0  + (ML19208A046)
• 05000304/LER-1979-041, Forwards LER 79-041/03L-0.Ltr Incorrectly Dated Oct Instead of Aug  + (ML19208A048)
• 05000295/LER-1979-063, Forwards LER 79-063/03T-0  + (ML19208A050)
• 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  + (ML19208A052)
• 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  + (ML19208A053)
• 05000304/LER-1979-042, Forwards LER 79-042/03L-0  + (ML19208A054)
• 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  + (ML19208A056)
• 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  + (ML19208A057)
• 05000295/LER-1979-056, Forwards LER 79-056/01T-0  + (ML19208A058)
• ML19208A060  + (ML19208A060)
• 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  + (ML19208A061)
• ML19208A062  + (ML19208A062)
• ML19208A064  + (ML19208A064)
• 05000295/LER-1979-053, Forwards LER 79-053/03L-0  + (ML19208A065)
• 05000295/LER-1979-058, Forwards LER 79-058/03L-0  + (ML19208A067)
• 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  + (ML19208A069)
• 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  + (ML19208A070)

• 05000304/LER-1979-038, Forwards LER 79-038/03L-0  + (ML19208A071)

• ML19208A073  + (ML19208A073)
• 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  + (ML19208A074)
• 05000304/LER-1979-043, Forwards LER 79-043/03L-0  + (ML19208A075)
• 05000304/LER-1979-039, Forwards LER 79-039/03L-0  + (ML19208A077)
• 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  + (ML19208A079)
• 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  + (ML19208A080)
• 05000325/LER-1979-058, Forwards LER 79-058/03L-0  + (ML19208A081)
• ML19208A082  + (ML19208A082)
• 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  + (ML19208A083)
• 05000324/LER-1979-071, Forwards LER 79-071/03L-0  + (ML19208A084)
• ML19208A085  + (ML19208A085)
• 05000219/LER-1979-028, Forwards LER 79-028/03L-0  + (ML19208A086)
• ML19208A087  + (ML19208A087)
• ML19208A088  + (ML19208A088)
• 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  + (ML19208A089)
• 05000295/LER-1979-042, Forwards LER 79-042/99X-0  + (ML19208A090)
• 05000219/LER-1979-026, Forwards LER 79-026/03L-0  + (ML19208A092)
• ML19208A093  + (ML19208A093)
• 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  + (ML19208A094)
• 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  + (ML19208A095)
• 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  + (ML19208A096)
• 05000338/LER-1979-104, Forwards LER 79-104/01T-0  + (ML19208A097)
• ML19208A098  + (ML19208A098)
• 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  + (ML19208A099)
• ML19208A100  + (ML19208A100)