Pages that link to "05000155/LER-1981-016, Forwards LER 81-016/01T-0"
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The following pages link to 05000155/LER-1981-016, Forwards LER 81-016/01T-0:
Displayed 50 items.
- 05000155/LER-1981-027-03, /03L-0:on 811230,after Unexplained Increase in Tank Level,Sample of Demineralized Tank Water Revealed Minor Radioactive Contamination of I-133.Water Pumped to Storage Tank.Investigation of Backflow Mechanisms Underway (← links)
- 05000155/LER-1981-027, Forwards LER 81-027/03L-0 (← links)
- 05000155/LER-1981-026-03, /03L-0:on 811207,radwaste Casing Vent Plug Failed & Approx 300 Gallons of Low Activity Radioactive Water Were Discharged in Pump Room.Caused by Deterioration of Pump Casing Due to long-term Corrosion & Erosion (← links)
- 05000155/LER-1981-026, Forwards LER 81-026/03L-0 (← links)
- 05000155/LER-1981-025-03, /03L-0:on 811014,small through-wall Leak Noted in 1 1/2-inch Drain Line from Cation Tank.Apparently Caused by Corrosion at Welded Socket Type Fitting.Pipe Section & Two Elbow Fittings Replaced (← links)
- 05000155/LER-1981-025, Forwards LER 81-025/03L-0 (← links)
- 05000155/LER-1981-024-01, /01L-0:on 810930,during Investigation of Water Collection,Leakage Found in Pipeway Air Cooler.Caused by Corrosion at U-bends in Cooling Unit Coils.Solder Repairs Made.Evaluation Underway (← links)
- 05000155/LER-1981-024, Forwards LER 81-024/01L-0 (← links)
- 05000155/LER-1981-021-03, /03L-0:on 810915,during Specific Gravity Check, Cell 5 of Reactor Depressurizing Sys a Battery Had Reading Below Tech Spec.Cause Not Determined.Cell Replaced (← links)
- 05000155/LER-1981-021, Forwards LER 81-021/03L-0 (← links)
- 05000155/LER-1981-020-03, /03L-0:on 810906,during Recycle Operation, Reduction Observed in Chemical Waste Receiver Tank Level & Leak Found in 2-inch Recycle Line.Caused by long-term Corrosion.Piping Replaced (← links)
- 05000155/LER-1981-020, Forwards LER 81-020/03L-0 (← links)
- 05000155/LER-1981-023-01, /01T-0:on 810919,during Containment Isolation Valve Testing Discovered Reactor & Fuel Pit Drain Line Valves Cv 4027 & Cv 4117 Leaking.Caused by Worn Area on Valve Seat.Leak Test on 810924 Showed Addl Leakage (← links)
- 05000155/LER-1981-023, Forwards LER 81-023/01T-0 (← links)
- 05000155/LER-1981-019-03, /03L-0:on 810831,specific Gravity of Station Battery Cell 43 Found to Be Below Specs.Caused by Crack in Cell Case Allowing Leakage of Electrolyte & Replacement by Water.Cell Replaced & Other Cells Checked for Cracks (← links)
- 05000155/LER-1981-019, Forwards LER 81-019/03L-0 (← links)
- 05000155/LER-1981-015-03, /03L-0:on 810813,pressure Sensor for Automatic Start of Diesel on Low Fire Sys Header Pressure Found Inadvertently Valved Closed for Excessive Period.Caused by Operator Error.Valve Restored & Procedures re-emphasized (← links)
- 05000155/LER-1981-015, Forwards LER 81-015/03L-0 (← links)
- 05000155/LER-1981-018-03, /03L-0:on 810822,leaking Solenoid Valve Discovered in Twin Offgas Monitors Used to Supply Purging Air to Sys. Caused by Worn Parts in Asco(Model 8320A88) three-way Solenoid Valve.Parts Replaced & Periodic Maint Scheduled (← links)
- 05000155/LER-1981-018, Forwards LER 81-018/03L-0 (← links)
- 05000155/LER-1981-017-03, /03L-0:on 810815,pilot Cell of Channel a Battery Supply for Reactor Depressurizing Sys Found to Have Electrolyte Level Above High Level Mark.Probably Caused by Inadvertent Overfilling of Cell.Electrolyte Level Reduced (← links)
- 05000155/LER-1981-017, Forwards LER 81-017/03L-0 (← links)
- 05000155/LER-1981-022-01, /01T-0:on 810917,during Preparation for Removal of One Reactor Depressurizing Loop from Svc,Error in Performing Written Switching Order Resulted in Inoperability of Two Loops.Second Loop Restored to Svc.Procedure Reviewed (← links)
- 05000155/LER-1981-022, Forwards LER 81-022/01T-0 (← links)
- 05000155/LER-1981-016-01, /01T-0:on 810813,discovered That Actions to Mitigate Potential for Pressurization of Reactor Containment from Instrument & Svc Air Sources Not Incorporated Into Plant Procedures (← links)
- ML20010E168 (redirect page) (← links)
- 05000155/LER-1981-016 (redirect page) (← links)
- 05000155/LER-1981-014-03, /03L-0:on 810728,both Emergency Condenser Radiation Monitors Were Removed from Svc During Repairs to Power Supply Component.Caused by Possibility of Shock & Fire Hazard.Monitors Returned to Svc within 15 Minutes (← links)
- 05000155/LER-1981-014, Forwards LER 81-014/03L-0 (← links)
- 05000155/LER-1981-013-03, /03L-0:on 810617,reactor Depressurization Sys Loop B Was Removed from Svc to Check Inverter Power Supply.Caused by Defective Electronic Components in non-essential Synchronizing Circuit.Components Will Be Replaced (← links)
- 05000155/LER-1981-013, Forwards LER 81-013/03L-0 (← links)
- 05000155/LER-1981-012-03, /03L-0:on 810615,special Timing Test Revealed Closure Time of Valve CV4095 to Be Between 8 & 11-s,above Tech Spec Limit of 6-s.Exact Cause Not Determined.Valves Replaced W/Valves Having Increased Exhaust Capability (← links)
- 05000155/LER-1981-011-03, /03L-0:on 810612,vacuum Relief Capability for Containment Bldg Exhaust Loop Was Inoperable on 810612,16 & 18.Cause Not Stated (← links)
- 05000155/LER-1981-010-03, /03L-0:on 810516,check Valve CV4094 Closing Time Exceeded Tech Specs Limit.Cause Unknown.Investigation Will Be Made During Future Outage.Valve Operating Cylinder & External Linkage Hinge Points Lubricated & Retested (← links)
- 05000155/LER-1981-010, Forwards LER 81-010/03L-0 (← links)
- 05000155/LER-1981-009-03, /03L-0:on 810507,during Power Operations,Alarm Indicated Abnormal Temp on Reactor Vessel Level Sensing Chambers.Caused by Failed Capacitor in Temp Control Circuitry of Temp Switch Unit.Capacitor Replaced (← links)
- 05000155/LER-1981-009, Forwards LER 81-009/03L-0 (← links)
- 05000155/LER-1981-001-03, /03L-0:on 810102,during Specific Gravity Checks, Cell 56 of Reactor Depressurizing Sys Battery for Channel D Had Reading Below 1.200 & Failed to Respond Adequately to Equalizing Charge.Cause Not Known.Cell Replaced on 810108 (← links)
- 05000155/LER-1981-001, Forwards LER 81-001/03L-0 (← links)
- 05000155/LER-1981-006-03, /03L-0:on 810407,control Unit Indicator for One of Two Reactor Containment Vacuum Relief Loops Presented Inadequate Pressure Display.Caused by Removal of Control Unit Pis 187 for Maint Due to Defective Neon Lamp Element (← links)
- 05000155/LER-1981-006, Forwards LER 81-006/03L-0 (← links)
- 05000155/LER-1981-004-03, /03L-0:on 810315,leak in Chemical Waste Receiver Tank Discharge Pipe Observed.Cause Possibly Due to long-term Corrosion in Elbow of 3-inch Pipe.Elbow & Short Sections of Piping Replaced (← links)
- 05000155/LER-1981-004, Forwards LER 81-004/03L-0 (← links)
- 05000155/LER-1981-008-03, /03L-0:on 810420,starting Time for Emergency Diesel Generator Exceeded Procedure Criteria.Caused by Five of Six Injectors Not Producing Fine Spray Pattern.Injectors Replaced (← links)
- 05000155/LER-1981-008, Forwards LER 81-008/03L-0 (← links)
- 05000155/LER-1981-007-03, /03L-0:on 810414,starting Time for Emergency Diesel Generator Did Not Meet Procedure Criteria.Cause Undetermined.Subsequent Testing Was Satisfactory (← links)
- 05000155/LER-1981-007, Forwards LER 81-007/03L-0 (← links)
- 05000155/LER-1981-005-03, /03L-0:on 810321,emergency Diesel Generator Starting Time Did Not Meet Criteria.Cause Unknown.Tech Spec Mod Requested on 800205 to Allow Relaxation of Time (← links)
- 05000155/LER-1981-005, Forwards LER 81-005/03L-0 (← links)
- 05000155/LER-1981-003-03, /03L-0:on 810128,backup Nitrogen Bottle Supply for Containment Vacuum Relief Valve Control Sys Depressurized. Caused by Fractured Bottle Isolation Valve Body Probably Due to Overtightening Bonnet Mounting Nut.Valve Replaced (← links)