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

• 05000335/LER-2001-004  +
• 05000316/LER-2001-001  +
• 05000277/LER-2001-004  +
• IR 05000335/2017003  +
• ML14188B474  +
• ML13028A175  +
• ML13016A484  +
• ML12286A016  +
• ML11200A171  +
• ML102660153  +
• ML17342A211  +
• ML18058B417  +
• ML19256F275  +
• ML19345D398  +
• ML20086G772  +
• ML20084D177  +
• ML20092L917  +
• ML20147E199  +
• ML20134D139  +
• ML20065Q267  +
• IR 05000254/1987013  +
• 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module  +
• 05000352/LER-1987-048, :on 870919,reactor Scrammed Following Main Turbine Trip on electro-hydraulic Control Low Oil Pressure. Caused by Failure of Tubing Socket Weld in Fluid Actuating Supply Line.Failed Weld Replaced W/New Section  +
• 05000423/LER-1986-051, :on 860906,reactor Trip Occurred Due to Low Steam Generator Level.Caused by Failure of Feedwater Isolation Valve.Intermittent Opening in Local Portion of Circuit Will Be Checked During Next Shutdown  +
• 05000414/LER-1987-004-01, :on 870130,numerous Tech Spec Surveillances for Unit Missed.Caused by Personnel Error.Incident Reviewed W/Personnel Involved W/Emphasis That Required Surveillance Must Be Performed within Proper Time Interval  +
• 05000254/LER-1987-005-09, :on 870317,turbine Trip & Reactor Scram Occurred.Caused by Level Control Valves (LCV) Being Out of Adjustment,Stuck Valve Failure & Inadequate Planning.Program to Track LCV Setpoint Changes Developed  +
• 05000325/LER-1988-017, :on 880630,HPCI Sys Declared Inoperable Due to Inoperability of Steam Line Flow Instrument.Also on 880701, Hcpi Turbine Steam Supply Isolation Would Not Open.Caused by Failure of Valve Motor Windings  +
• 05000325/LER-1988-014-01, :on 880606,RCIC Sys Steam Leak Detection Instrumentation Setpoints Determined to Be Set Nonconservatively High.Cause Not Determined.Unit 2 Piping Misconfiguration Corrected  +
• 05000368/LER-1985-024, :on 851119,insp of 1-inch Expansion Gaps Between Auxiliary Bldg Floors & Reactor Bldg Wall Revealed That Sealing Matl Suffered Physical Degradation.Fire Watch Posted.Work on Sealing Gap Initiated  +
• 05000265/LER-1994-006-08, :on 940823,reactor Scram Followed from Main Steam Isolation Valves Not Being Full Open While in Run Mode.Caused by Inadvertent Vibrational Disturbance to Msl. Installed Vibration Dampening Pads  +
• 05000293/LER-1997-007, :on 970401,safeguard Buses Were de-energized Due to Severe Storm.Replacement of Microprocessor Control Units Installed in Voltage Regulating Transformers  +
• 05000341/LER-1985-046, :on 850813,reactor Water Cleanup Sys Isolated Due to High Differential Flow Signal.Caused by Effects of Changing Condenser Back Pressure.Flow Limited to 30 Gpm Max Until Basis for Calibr Reevaluated  +
• 05000244/LER-1985-001, :on 850116,series of Blown Fuses in Computer Resulted in Actuation of 90 Alarms on Computer Alarm Typewriter at Time I&C Technicians Removing & Restoring Foxboro Channels.Caused by Personnel Error  +
• 05000254/LER-1992-009-02, :on 920401,discovered That Radwaste Radiation Monitor & Steam Jet Air Ejector Radiation Monitor Did Not Meet Functional Requirements of TS Table 4.2-3.Caused by Inadequate Procedure.Procedure Changed  +
• 05000293/LER-1991-021, :on 911009,RCIC Declared Inoperable Due to Lack of Sufficient Battery Charger Test Data.Caused by Unavailability of Backup Battery Charger.Alarm Response Procedure for Alarm Window I4 Changed  +
• IR 05000266/1990006  +
• 05000346/LER-1983-026-03, /03L-0:on 830524,one Half Channel Trip in Steam & Feedwater Rupture Control Sys (Sfrcs) Channel 2 Received. Caused by Component Failure.Input Buffer Replaced  +
• 05000219/LER-1990-004, :on 900220,operation of hand-held Radio Near Analog Trip Units Caused Sys to Actuate & Air Operated Valves Repositioned.Caused by Personnel Error.Use of Radios Must Be Approved by Supervisor of Technicians  +
• 05000293/LER-1981-011-03, /03L-0:on 810402,recirculation Pump B Motor Generator Set Tripped Resulting in Drive Motor Trip & Generator Lockout Alarms Sounding.Cause Not Determined.Set Returned to Svc  +
• 05000266/LER-1978-018-01, /01T-0 on 781219:during Normal Power Operation, Power Range Channel 44 Failed,Causing 20% Turbine Runback. Failure of Power Designs,Inc,Model UPMP-X54W Power Supply Caused Instrument to Fail  +
• 05000311/LER-1990-044, :on 901223,containment purge/pressure-vacuum Relief Sys Isolation Signals Received.Caused by Equipment/ Design Concerns.Microprocessor Pin Connections Cleaned & Tightened  +
• 05000255/LER-1996-010, :on 960717,high Pressure Safety Injection Pump Tripped While Filling Safety Injection Tank.Caused by Faulty 150/151Y-207 Time Overcurrent Relay.All Similar Relays in Time Overcurrent Application Have Been Inspected  +
• 05000454/LER-2014-003, Regarding Diesel Generator Actuation Due to System Auxiliary Transformer 142-2 Relay Actuation and Loss of Off-site Power (LOOP)  +
• 05000325/LER-1988-018, :on 880713,testing Revealed That HPCI Pump Suction Primary Containment Inboard Isolation Valve Would Not Open.Caused by Loss of Electrical Continuity in Opening Logic.Valve Geared Limit Panel Replaced  +