Pages that link to "Varner D"

The following pages link to Varner D:

Displaying 46 items.

• ML20137Z175 (← links)
• ML20137P960 (← links)
• ML20137B093 (← links)
• ML20138J534 (← links)
• ML20133H987 (← links)
• ML20129H994 (← links)
• ML20211N559 (← links)
• 05000293/LER-1983-005-01, Util Operated W/O 0.25% Delta K Shutdown Margin Required Per Tech Spec 3.3.A.1. Caused by Inappropriate Cold Critical Eigenvalue Used in GE Calculations (← links)
• 05000331/LER-1982-052-03, /03L-0:on 820809,during Normal Operation Surveillance Testing,Drywell Pressure Switch PS-4312C Tripped & Would Not Reset Properly Upon Decreasing Pressure. Caused by Instrument Drift.Switch Recalibr (← links)
• 05000331/LER-1982-031-03, During Surveillance Testing,Pressure Differential Switch Tripped at Out of Spec Value.Caused by Instrument Drift Due to Decreased Setpoint Accuracy & Difficulty in Calibr.Switch Recalibr (← links)
• 05000331/LER-1982-053-03, /03L-0:on 820813,train a of River Water Supply Sys Found Inoperable When Valve CV-4915 Failed to Open.Cause Not Identified.Instrument Air Pressure to Valve Operator Adjusted (← links)
• 05000331/LER-1982-050-03, /03L-0:on 820727,while Replacing Alarm Cord,All Audible & Visual Alarm Indication Was Lost on Annunciator Cabinets A,B & C in Panel 1C03.Caused by Blown Fuse C71A-F4C in Power Supply.Fuse Replaced (← links)
• 05000331/LER-1980-065-03, During Surveillance Testing Suppression Chamber Purge Inlet Valve CV-4308 Would Not Cycle,As Required by Tech Spec 3.7.D.1.Caused by Sticking Operator Mfg by Miller Fluid Power (← links)
• 05000331/LER-1982-042-03, /03L-0:on 820616,during Cold Shutdown Surveillance Testing,Manual Breakers for Inlet Heater EC-5805A on Train a of Standby Gas Treatment Sys Found Open.Caused by Personnel Manually Opening Breakers (← links)
• 05000331/LER-1982-041-03, /03L-0:on 820621,NRC Resident Inspector Found Isolation Valve V-18-07,for Scram Discharge Vol Level Scram Switch LS-1861A Open;But Not Properly Locked Open.Caused by Personnel Error.Valve Verified Open & Properly Locked (← links)
• 05000331/LER-1982-037-03, /03L-0:on 820525,during Surveillance Testing, Reactor Core Isolation Cooling Sys Failed to Reach Design Flow of 400 Gpm While in Automatic Flow Control Mode.Caused by Incorrect Setting on Pump Flow Controller.Setting Reset (← links)
• 05000331/LER-1982-033-03, /03L-0:on 820511,primary Containment Isolation Valve CV-4306 on Drywell & Torus Purge Supply Line Failed to Close Completely.Caused by Stuck Pneumatic Valve on Air Supply to Valve Operator CV-4306.Valve Cleaned (← links)
• 05000331/LER-1982-024-03, /03L-0:on 820310,high Flow Pressure Differential Indicating Switch 2442 Tripped at 118 Inches of Water on Reactor Core Isolation Cooling Steam Line.Caused by Instrument Drift.Switch Recalibr.Design Change Pursued (← links)
• 05000331/LER-1982-023-03, /03L-0:on 820309,while Performing Surveillance testing,4 Kv Emergency Bus Undervoltage Relay 127-3 Tripped Conservatively High at 29.2 Volts.Caused by Instrument Drift.Relay 127-3 Recalibr (← links)
• 05000331/LER-1982-025-03, /03L-0:on 820404,suppression Chamber to Drywell Vacuum Breaker Valve CV-4327D Failed to Close Completely. Caused by Pneumatic Cylinder Piston Stuck in mid-position. Piston Lubed & Valve Tested Satisfactorily (← links)
• 05000331/LER-1982-020-01, Standby Diesel Generator 1G-21 Tripped During Surveillance Testing.Caused by Procedural Deficiency,Allowing Fuel Oil Filter Change W/O Filling & Venting Filter Casings.Maint Procedures Written (← links)
• 05000331/LER-1982-022-03, /03L-0:on 820305,HPCI Declared Inoperable When Preliminary Design Review Did Not Confirm Loose Mounting Plate on Spring Can Hanger EBB-14-H8.Caused by Degraded Condition of Red Head Concrete Expansion Bolts (← links)
• 05000331/LER-1982-021-03, /03L-0:on 820302,during Normal Operation Surveillance Testing on Standby Gas Treatment Sys Charcoal Deluge Sys,A Train Found to Be Wet.Caused by Leaking Deluge Valve CV-5837 & Plugged Orifice in Drainline (← links)
• 05000331/LER-1982-019-03, /03L-0:on 820225,during Surveillance Testing on Main Steam Line Tunnel Leak Detection Sys,Temp Switch TIS-4444 Failed to Operate.Caused by Faulty Capacitor in Power Supply.Sys Tested & Restored to Svc (← links)
• 05000331/LER-1982-018-03, /03L-0:on 820221,during Normal Operation, Supression Pool Level Transmitter LT-4363B Responded Erratically,Trending Downscale.Caused by Interference by RHR Repairs.Transmitter Removed from Svc,Pending Repairs (← links)
• 05000331/LER-1982-016-03, /03L-0:on 820215,control Bldg Ventilation Sys Exhaust Isolation Damper Failed to Close Completely.Caused by Corrosion of Damper Operator Cylinder Due to Humidity. New Actuator Will Be Installed.Humidity Problem Studied (← links)
• 05000331/LER-1982-014-03, /03L-0:on 820219,during Normal Operation,A RHR Loop Declared Inoperable Due to Failed Snubber GBB-4-SS-211 & Hanger GBB-4-H10.Caused by Minor Damage & Pipe Movement on a Rhr.Snubber Replaced & Hanger Repaired (← links)
• 05000331/LER-1982-017-01, /01T-0:on 820307,during Surveillance Testing, Standby Filter Unit a for Control Bldg Ventilation Sys Discovered to Have Low Halogenated Hydrocarbon Removal Efficiency.Caused by Moisture in Charcoal Adsorber Bank (← links)
• 05000331/LER-1982-015-01, /01T-0:on 820225,RHR Svc Water Valve MOV-1947 Failed to Close During Normal Operation.Caused by Wear of Valve Operator Stem Nut.Stem Nut MOV-1947 & Gaskets Replaced,Operator Lubricated & Limit Switches Reset (← links)
• 05000331/LER-1982-012-03, /03L-0:on 820208,during Surveillance Testing,Msiv Leakage Control Sys Bypass Valve MOV-8403C Failed to Close. Caused by Failed Auxiliary Switch on Motor Starter Contractor Coil Mfg by Allis Chalmers.Switch Replaced (← links)
• 05000331/LER-1982-010-03, /03L-0:on 820206,oxygen Analyzer B for Containment Atmosphere Dilution Sys Found Reading Upscale.Probably Caused by Corrosion on Contacts Due to Bad Connection Between Oxygen Analyzer Cell & Terminal Strip (← links)
• 05000331/LER-1982-011-03, /03L-0:on 820208,self-cleaning Strainer IS-85B on Suction Line to Screen Wash Pump B for River Water Supply Sys Became Plugged.Caused by Failed Strainer Shear Pin. Strainer Cleared.Baskets,Cap,Gearbox & Shear Pin Replaced (← links)
• 05000331/LER-1982-008-03, /03L-0:on 820121,LPCI Sys & RHR Svc Water Sys a Declared Inoperable Due to Piping Stress in Excess of Code Allowables.Cause Unknown.Snubber GBC-1-SS-56 & RHR Sys Valve Replaced (← links)
• 05000331/LER-1982-009-01, /01T-0:on 820205,secondary Containment Integrity Violated by Inadvertently Opening Inner Railroad Airlock Personnel Door While Outer Reactor Bldg Door Was Open.Caused by Personnel Error W/Failed Solenoid Contributing (← links)
• 05000331/LER-1982-002-03, /03L-0:on 820112,reactor Core Isolation Cooling Steam Line High Flow Pressure Differential Indicating Switches PDIS2441 & 2442 Tripped at 118 & 125 Inches of Water.Caused by Instrument Drift.Switches Recalibr (← links)
• 05000331/LER-1982-004-03, /03L-0:on 820115,drywell High Pressure Switch Ps 4315B Tripped out-of-spec.Caused by Instrument Drift. Switch Recalibr (← links)
• 05000331/LER-1982-005-03, /03L-0:on 820114,torus Water Level Recorder Lr 4385 Found in Failed Downscale Condition.Caused by Excessive Heat Buildup in Recorder Cabinet Due to Poor Ventilation. Cabinet Being Kept Open Temporarily to Increase Cooling (← links)
• 05000331/LER-1982-006-03, /03L-0:on 820114,B Oxygen Analyzer for Containment Atmosphere Dilution Sys Found Inoperable W/Low Flow on Span & Zero Gas.Caused by Defective Procedures.Bypass Flow Adjusted.Procedures Will Be Revised (← links)
• 05000331/LER-1982-003-03, /03L-0:on 820113,while Performing Surveillance Testing,Reactor Vessel Pressure Switch Ps 4529 Tripped Below Tech Spec Limit.Caused by Instrument Drift.Switch Recalibr (← links)
• 05000331/LER-1982-001-03, /03L-0:on 820108,subchannel B of Tis 4477 to Turbine Bldg Main Steam Line Leak Detection Sys Found W/ Nonconservative Trip Setting Greater than Tech Spec Limit. Caused by Instrument Drift.Tis 4477 Recalibr & Tested (← links)
• 05000331/LER-1981-048-03, /03L-0:on 811223,pressure Differential Switch Which Controls Reactor Bldg to Suppression Chamber Vacuum Breaker Cv 4305 Tripped at Out of Tech Spec Value.Caused by Instrument Drift.Switch Recalibr & Functionally Tested (← links)
• 05000331/LER-1981-046-03, /03L-0:on 811201,control Bldg Ventilation Sys Exhaust Isolation Damper Failed to Close Rendering a Control Room Standby Filter Unit Inoperable.Caused by Misalignment of Damper Operator.Repair Procedure to Be Corrected (← links)
• 05000331/LER-1981-044-03, /03L-0:on 811124,secondary Containment Isolation Damper on Air Ejector Room Exhaust Duct to Offgas Stack Failed to Close Completely When Operating Air Secured to Protect Damper.Cause Unknown.Investigation Continuing (← links)
• 05000331/LER-1981-045-03, /03L-0:on 811124,control Bldg Ventilation Sys Exhaust Damper Failed to Close,Rendering a Control Room Standby Filter Unit Inoperable.Caused by Misalignment Between Do & Damper Shafts Due to Repair Procedure Defect (← links)
• 05000331/LER-1981-047-03, /03L-0:on 811204,high Drywell Pressure Switch PS-4311B Trip Setpoint Found to Be Out of Tolerance.Caused by Instrument Drift.Switch Recalibr (Static-O-Ring Model 12N-AA5) (← links)
• 05000331/LER-1981-041-03, /03L-0:on 811106,during Normal Operation,Pinhole Leak Discovered in Reactor Water Cleanup Sys.Caused by Intergranular Stress Corrosion Cracking.Pipe Section Replaced W/Piping of Lower Carbon Content (← links)