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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

• ML20113H428  + (ML20113H428)
• 05000271/LER-1992-018, :on 920627,during Repairs,Ups Trouble Alarm Received.Caused by Design Weakness in UPS Control Circuitry.Circuitry Was Reviewed & Mod Will Be Implemented Into Both UPS Units  + (ML20113H431)
• 05000333/LER-1992-037, :on 920626,determined That Two RHR & Two CR Containment Isolation Valves Would Not Allow Remote Control Closure.Caused by Design Error.Design Mods to Identified Valves in Progress  + (ML20113H433)
• 05000445/LER-1992-017, :on 920626,main Steam Supply Valves to AFW Turbine Not Quarterly Close stroke-time Tested.Caused by Procedure Error.Review of Inservice Test Valve Data Will Be Conducted  + (ML20113H434)
• 05000369/LER-1992-009, :on 920625,reactor Trip Occurred,Due to Removal of Solid State Protection Sys Fuse.Caused by Inappropriate Action & Mgt Deficiency.Frequency of Preventive Maint Increased  + (ML20113H436)
• 05000259/LER-1992-003-03, :on 920626,RPS Bus B de-energized Causing Actuation of Several Esfs.Caused by 1B2 Circuit Protector Trip.Rps Bus B Transferred to Alternate Power source.1B1 & 1B2 Circuit Protectors Also Being Monitored  + (ML20113H439)
• 05000333/LER-1992-036, :on 920626,determined That RCIC Vacuum Breaker Line Inadequately Protected Against HELB Effects.Caused by Erroneous Design Basis Analysis.Restraint Will Be Installed on RCIC Steam Supply Line  + (ML20113H441)
• 05000328/LER-1992-008-01, :on 920627,reactor Tripped Due to Coincident Logic of Overtemp,Differential Temp Reactor Protection. Caused by RCS RTD Out of Svc Due to Receipt of Spurious Alarm.Rtd Removed from Scan  + (ML20113H444)
• ML20113H445  + (ML20113H445)
• 05000321/LER-1992-020, :on 920710,main CR Environ Control Sys Automatically Transferred to Pressurization Mode When CR Air Intake Radiation Monitor Tripped.Caused by Instrument Setpoint Drift.Trip Setpoint Adjusted  + (ML20113H446)
• 05000458/LER-1992-010, :on 920624,radiation Protection Technician Encountered Two Mechanical Maint Craftsmen in High Radiation Area.Caused by Failure to Heed Physical Barriers. Personnel Disciplined & Retrained  + (ML20113H447)
• TXX-4399, Forwards Updated Engineering & Const Status Rept.Pages Deleted for Items Whose Deferral Beyond Fuel Load Has Been Accepted by NRC  + (ML20113H448)
• ML20113H449  + (ML20113H449)
• ML20113H452  + (ML20113H452)
• ML20113H455  + (ML20113H455)
• ML20113H458  + (ML20113H458)
• 05000482/LER-1992-011, :on 920626,discovered That Testing Frequency for EDG B Had Not Been Increased to at Least Once Per Seven Days,Per Tss.Caused by Personnel Error.Procedure Adm 01-0244 EDG Reliability... Will Be Revised  + (ML20113H474)
• ML20113H477  + (ML20113H477)
• ML20113H478  + (ML20113H478)
• ML20113H480  + (ML20113H480)
• ML20113H481  + (ML20113H481)
• ML20113H485  + (ML20113H485)
• ML20113H487  + (ML20113H487)
• ST-HL-AE-4165, Suppl to 920430 Special Rept:On 920408,nonvalid Failure of Sdg 21 Occurred When Sdg Tripped When Released from Emergency Mode.Cause Not Determined.Power Supply Mfg by Beta Products.No Corrective Actions Warranted  + (ML20113H488)
• ML20113H493  + (ML20113H493)

• ML20113H496  + (ML20113H496)

• 05000302/LER-1992-014, :on 920701,determined That Computer Alarm for Rod Index Limits Not Updated During Cycle 8 to Reflect Changes Due to Fuel Burnup.Caused by Personnel Error. Procedures Revised to Assure Alarm Updated  + (ML20113H498)
• ML20113H499  + (ML20113H499)
• ML20113H500  + (ML20113H500)
• ML20113H505  + (ML20113H505)
• ML20113H507  + (ML20113H507)
• ML20113H509  + (ML20113H509)
• 05000440/LER-1992-015, :on 920701,HPCS Sys Declared Inoperable Due to Inoperability of Suppression Pool Suction Valve.Daily Instruction Written to Remind Personnel to Hold Control Switch in Appropriate Position  + (ML20113H512)
• 05000331/LER-1992-009, :on 920301,during Local Leak Rate Testing,Three of Eight MSIVs Failed to Meet Established Acceptance Criteria.Caused by Improper Positioning of Disk Piston.Msivs Remachined to within Design Specs  + (ML20113H514)
• ML20113H515  + (ML20113H515)
• ET-NRC-92-3725, Forwards Response to NRC Questions on Farley SG Tube Alternate Plugging Criteria.Encl Withheld (Ref 10CFR2.790)  + (ML20113H516)
• 05000331/LER-1992-007, :on 920507,fire Barrier Penetration Found Unsealed During Maint on Instrument Air Pipe.Caused by Insufficient Procedural Controls During Original Const.Fire Watch Initiated for Affected Fire Zones  + (ML20113H519)
• ML20113H520  + (ML20113H520)
• ELV-03929, Special Rept 2-92-5:on 920709-12,temp in Room 122 of Equipment Bldg Exceeded Max Normal Temp of 115 F for More than 8 H.Periods of Plant Operation W/Higher than Normal Temps Had No Effect on Continued Operability of Equipment  + (ML20113H522)
• ML20113H524  + (ML20113H524)
• 05000321/LER-1992-003, :on 920121,air-operated Cooling Water Supply Valves to Emergency Equipment Room Coolers Failed to Open Automatically.Caused by Failure of solenoid-operated Valves. Air Supply to Valves Disconnected  + (ML20113H525)
• HL-2341, Special Rept 2-92-004:on 920630,battery Powered Emergency Lighting Units Inoperable for Period Greater than 72 H.Event Had No Adverse Impact on Nuclear Safety.Battery Discharge Test Performed  + (ML20113H527)
• 05000324/LER-1992-003, :on 920413,observed That Foundation Bolts on Control Bldg Emergency Air Filtration Unit Appeared Not to Be in Full Contact W/Nuts.Caused by Missing Clip Angle Weld. Bolts Repaired & Welds Fabricated at Angle  + (ML20113H529)
• ML20113H530  + (ML20113H530)
• 05000321/LER-1992-018, :on 920704,unplanned Automatic Actuations of ESF Occurred.Cause Undetermined.Trip Contacts Bypassed Temporarily While Installing Monitoring Equipment on Power Supply  + (ML20113H532)
• ML20113H533  + (ML20113H533)
• 05000277/LER-1992-010-01, :on 920704, 1 Auto Transformer Failed & 3 Startup Feed Lost When Breaker Tripped Open.Caused by Defective E-313 Breaker Control Switch.Affected Sys Restored to Appropriate Conditions as Necessary  + (ML20113H545)
• ML20113H546  + (ML20113H546)
• 05000266/LER-1992-005, :on 920527,during Performance of Refueling Procedure Temp cool-down Limit Was Exeeded Per Ts.Caused by Personnel Error.Need to Perform SG Crevice Flushing in Future Will Be Assessed  + (ML20113H547)
• 05000266/LER-1992-006, :on 920531,SG a MSIV IMS-2018 Failed to Fully Close During Initial Test.Caused by Galling on Both Ends of Valve Shaft Due to Mispositioning of Gaskets.Msiv Instructions Will Be Updated & Revised  + (ML20113H548)
• 05000425/LER-1992-005, :on 920421,plant Vent Radiation Monitor Deenergized When ESFAS Testing Initiated,Resulting in Failure to Monitor for Noble Gases.Caused by Poor Communications.Personnel Reinstructed  + (ML20113H550)