Pages that link to "ST-HL-AE-4064, Special Rept:Discovered That Tendon Filler Grease Voids Exceeded Surveillance Requirement 4.6.1.6.1.d.2 Max of 5% Net Duct Vol.Caused by Spaces in Tendon Bubble.Adequate Grease Protection Exists for Tendons"
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The following pages link to ST-HL-AE-4064, Special Rept:Discovered That Tendon Filler Grease Voids Exceeded Surveillance Requirement 4.6.1.6.1.d.2 Max of 5% Net Duct Vol.Caused by Spaces in Tendon Bubble.Adequate Grease Protection Exists for Tendons:
Displayed 50 items.
- ML20085D716 (← links)
- ML20095G411 (redirect page) (← links)
- ST-HL-AE-3032, Special Rept:On 890226,nonvalid Failure of Standby Diesel Generator 13 Occurred.Probably Caused by Sticking Test Mode Fuel Control Valve.Valve to Be Replaced on 890522 (← links)
- ST-HL-AE-3219, Special Rept:On 890805 & 07,two Diesel Generator Nonvalid Failures Occurred.Caused by Setpoint Drift of Jacket Water Temp Valve.Temp Valve Calibrated & Standby Diesel Generator 12 Satisfactorily Tested on 890815 (← links)
- ST-HL-AE-3089, Special Rept:On 890406,standby Diesel Generator 12 Failed. Caused by Failed Resistor in Power Supply Circuit of Electronic Governor.Resistor Replaced & Generator Tested (← links)
- ST-HL-AE-3156, Special Rept:On 890619,primary Meteorological Tower Instrumentation Declared Inoperable to Perform Semiannual Sys Calibr.Calibr Not Completed within 7 Days.Sys Calibr Procedures Revised to Allow out-of-sequence Calibr (← links)
- ST-HL-AE-3070, Ro:On 890329,standby Diesel Generator 13 Tripped.Caused by non-emergency Mode Shutdown Circuit.Test Mode Control Valve Will Be Replaced During Next Train Outage Currently Scheduled for 890522 (← links)
- ST-HL-AE-3128, Special Rept:On 890523,24 & 0608,diesel Generator 13 Tripped During Testing Procedures.First Failure Caused by Increased Resistance Across Contacts of Unit Parallel Mode & Second & Third Failures by Inadequate Air Flow.Contacts Cleaned (← links)
- NOC-AE-000250, Special Rept:Discovered That Tendon Filler Grease Voids in Excess of SR Max of 5% of Net Duct Vol Existed.Caused by Shrinkage of Grease & Spaces Existing Between Wires in Tendon Wires.Installed Grease Throughout Tendon Ducts (← links)
- NOC-AE-000222, Special Rept:On 980614,nonvalid Failure of Standby Diesel Generator Occurred.Caused by Inadequate Procedure.Failed Potential Transformer Was replaced,B-train 4.16 Kv ESF Switchgear Was Reenergized & Procedure Was Revised (← links)
- ST-HL-AE-3007, Special Rept:Loose Parts Monitoring Sys (Lpms) Channels 3 & 4 Inoperable for 30 Days Due to Inadequate Acoustical Coupling to Head.Caused by Design Error in Selection of Sensor Mounting Location (← links)
- NOC-AE-000143, Special Rept:On 980413,declared Primary Meteorological Tower Instrumentation Inoperable Due to Performance of semi-annual Sys Calibr Required by TS 3.3.3.4.Successfully Calibr & Returned Primary Meterological Tower Instruments to Svc (← links)
- NOC-AE-000119, Special Rept:On 980307 & 10,non-valid Failures of Standby Generator 13 Occurred.Caused by out-of-calibration Reverse Power Relay Inadequate Work Procedures Used to Calibrate Relay.Procedures Revised (← links)
- ST-HL-AE-5738, Special Rept:On 970821,declared Standby DG 21 Inoperable to Allow Repairs.Fuel Rack Sys Set of Rotating Shafts & Lever Arms Connecting Engine Governor to Individual Cylinder Fuel Injection Pumps.Binding Ball Joint Replaced (← links)
- ST-HL-AE-2749, Special Rept:On 880707,diesel Generator Nonvalid Failure Occurred During Monthly Operability Surveillance of Standby Diesel Generator 12,resulting in Loss of Primary Starting Circuit.Caused by Dislodged Relay (← links)
- NOC-AE-000036, Special Rept:On 971111,valid Failure of Sdg 21 Occurred. Caused by Failed Governor Speed Setting Potentiometer.Sdg 21 Governor Speed Setting Potentiometer Replaced (← links)
- ST-HL-AE-2872, Special Rept:On 881027,standby Diesel Generator (Sdg) 13 Tripped When Released from Emergency Mode During Startup. Caused by Nonemergency Mode Shutdown Circuit.Instrumentation Connected to Shutdown Air Header & Restarted (← links)
- ST-HL-AE-2860, Special Rept:Loose Parts Monitoring Sys (Lpms) Channels 2,6 & 11 Inoperable for 30 Days.Lpms Channel 6 Inoperable Due to Failed Accelerometer.Channels 2 & 11 Inoperable Due to Continuous Alarms.Accelerometer Will Be Replaced (← links)
- ST-HL-AE-2776, Special Rept:On 880813 & 26,nonvalid Failures Occurred on Standby Diesel Generator 13.Caused by Spurious Failure of Jacket Water Temp Shutdown Switch to Reset When Generator 13 Started.Trip & Reset Setpoint for Jacket Water Recalibr (← links)
- NOC-AE-000304, Special Rept Re Evaluation of Units 1 & 2 Containment Tendon Conditions.Grease Voids Were in Excess of 5% in Two Tendons. Voids of 20% or Less Are Considered Reasonable.Containment Integrity Assured (← links)
- ST-HL-AE-2623, Special Rept:On 880316,nonvalid Failure of Standby Diesel Generator 13 Occurred While Performing Operability Surveillance Testing.Engineering Evaluation Initiated to Consider Mods to Relay Circuitry.Rept Expected by 880701 (← links)
- ST-HL-AE-2594, Final Special Rept:On 880116,two Diesel Generator Nonvalid Failures Occurred.Caused by Failure of Diaphragm in Test Mode Trip Pilot Valve.Test Mode Trip Pilot Valve Replaced & Factory Diaphragm Installation Procedure Obtained (← links)
- ST-HL-AE-2709, Final Special Rept:On 880316,nonvalid Failure Occurred While Performing Operability Surveillance Testing of Standby Diesel Generator 13.Caused by Spurious Actuation of Overcurrent Relay.Relays Replaced W/Relays W/Time Delays (← links)
- ST-HL-AE-2512, Special Rept:On 880116 & 880205,two Diesel Generator Nonvalid Failures Occurred.Caused by Failure of Diaphragm in Test Mode Trip Pilot Valve N1DG-PV-5577A.Investigation Into Cause of Failure Being Conducted.Next Rept by 880404 (← links)
- ST-HL-AE-2489, Special Rept:On 871229-30,two Independent Nonvalid Failures Occurred While Performing Operability Surveillance Testing on Standby Diesel Generator.Caused by Spurious Operations of 67/50H Relay.Engineering Evaluation Initiated (← links)
- ST-HL-AE-4172, Special Rept:On 920708,SDG 13 Tripped on Low Turbocharger Lube Oil & Inlet Pressure.Caused by Presence of Water in Valve Cover Which Led to Corrosion.Design Changes to Provide Drainage to Valves Will Be Evaluated (← links)
- ST-HL-AE-5620, Special Rept:On 970312,declared Standby Diesel Generator 13 Inoperable.Caused by Inoperative Reset Coil on K1 Relay. Reinstalled Original K1 Relay in Standby Diesel Generator 13 & Tested Satisfactorily & Sent Failed K1 Relay to Vendor (← links)
- ST-HL-AE-5538, Special Rept on 961204,nonvalid Failure of Sdg 11 Occurred. Caused by Lack of Knowledge of Indications Available to Verify Sdg Output Breaker Completely Rack In.Training Bulletin Was Issued to Operations Personnel (← links)
- ST-HL-AE-4300, Special Rept:On 921209,SDG 11 Was Unloaded & Declared Inoperable Due to High Exhaust Temperature.Insp & Lubrication of Remaining Sdgs in Both Units Has Been Performed to Identify Similar Freedom of Movement Problems (← links)
- ST-HL-AE-4299, Special Rept:On 921128,Seismic Monitoring Sys Declared Inoperable & Placed in Out of Svc Log When Listed Hardware Problems Identified.Caused by Failure to Properly Manage TS Required Equipment Priorities.Sys Returned to Operability (← links)
- ST-HL-AE-5393, Special Rept:On 960130,standby DG 11 Valid Failure Caused by Failed op-amp IC Chip on Preposition Board.Voltage Regulator & Preposition Board Replaced (← links)
- ST-HL-AE-4270, Special Rept:On 921022,nonvalid Failure of Standby DG 12 Occurred During Standby DG Operability Surveillance Test. Caused by Tripped Generator Breaker Lockout Relay at Local Control Panel.Surveillance Procedures to Be Revised (← links)
- ST-HL-AE-4258, Special Rept:On 921007,SDG Tripped on Turbocharger Thrust Bearing Failure.Caused by Improper Installation of New Eutectic or Degradation of Turbocharger.Turbocharger Replaced.Vendor Manual,Drawings & Procedures Revised (← links)
- ST-HL-AE-4262, Special Rept:On 921014,Standby Diesel Generater 12 Shed Load to 0 Kw Due to Failure of Swing Disk Check Valve in Fuel Supply Line.Damaged Check Valve Replaced & Internals Removed.Remaining Check Valves Inspected (← links)
- ST-HL-AE-5432, Special Rept:On 951204,one of Channels in Upper Rv Collection Region Was Declared Inoperable Due to Loss of Sensor Signal.Repair of Two Channels Will Be Performed During Next Unit 2 Refueling (← links)
- 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 (← links)
- ST-HL-AE-4142, Special Rept:On 920610,SDG 22 Tripped When Released from Emergency Mode.Caused by Regulator Valve Not Providing Sufficient Air Pressure.Troubleshooting & Repair on Annunciator Alarm Panel Performed (← links)
- ST-HL-AE-4137, Supplement to Special Rept Re Sdg Valid Failure on 901126. Caused by Less than Adequate Design of Delivery Valve Holder Which Is Prone to cracking.Cooper-Bessemer Owners Group Recommendations for Resolving Problem to Be Implemented (← links)
- ST-HL-AE-5310, Special Rept:On 960130,voltage for Sdg Increased to 4600 Vac Exceeding Expected Emergency Mode Setting of 4160 Vac. Caused by Faulty Instantaneous Preposition Board.Sent Failed Voltage Regulator & Preposition Board Offsite for Analysis (← links)
- ST-HL-AE-4166, Special Rept:On 920630,CR Annunciator Lamp 22M01 Window F-1, Isolation Valve Cubicle Temp High Alarmed.Caused by Train D Cubicle Temp.Investigation Into Root Cause Ongoing (← links)
- ST-HL-AE-4087, Special Rept:On 920409,channels a & C of Reactor Vessel Water Level Indication Sys (Rvwlis) Inoperable.Caused by Type of Copper Wiring Used in Circuit.Rvwlis Probes for Channels a & C Replaced (← links)
- ST-HL-AE-4094, Special Rept:On 920408,SDG 21 Tripped When Released from Emergency Mode.Cause Has Not Been Determined.Further Analysis & Investigation Performed on Sdg 21.Supplemental Rept Will Be Submitted by 920730 (← links)
- ST-HL-AE-4065, Special Rept:On 911206,emergency Mode Sdg 23 Tripped W/No Test Mode Trips Indicated.Caused by Foreign Matl Under Seat of Check Valves Allowing Decrease in Air Pressure. Troubleshooting for Sdg 23 & 24 Has Been Completed (← links)
- ST-HL-AE-4064 (redirect page) (← links)
- ST-HL-AE-5227, Special Rept:On 951022,completed ISI of Unit 2 Sg.Tube Plugs Visually Inspected for Evidence of Leakage.Welded Plugs Installed at Locations (← links)
- ST-HL-AE-5182, Special Rept:On 950823,valid Failure of Sdg 12 Occurred Due to Misalignment of Reset Coil Contacts Resulting in Intermittent Failure of K1 relay.K1 Relay in Sdg 12 Replaced (← links)
- ST-HL-AE-3985, Special Rept:On 911224,control Valve Failed Open Causing Reduction of Reactor Coolant Sys Pressure.Cause Can Not Be Determined.Verified No Loose Connections,High Resistant Contacts or Voltage Fluctuations Present (← links)
- ST-HL-AE-3955, Special Rept:On 911206 & 07,standby DGs 23 & 21 Tripped W/ No Test Mode Trips Indicated When Released from Emergency Mode.Cause Not Known.Work Packages Developed to Troubleshoot Standby DGs & to Determine Causes of Trips (← links)
- ST-HL-AE-4037, Special Rept Re Evaluation of Unit 2 Third Yr Containment Tendon Surveillance.Refilling of Grease Accomplished Simultaneously W/Discoveries of Voids as Result of Insp Process Used (← links)
- ST-HL-AE-3900, Special Rept:On 910913,output Breaker CS06 for Standby DG 23 Would Not Close on Demand from Control Room.Nonlicensed Operator Dispatched to Investigate Cause of Event.Caused by Inadequate Work Practices.Personnel Counseled (← links)