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| 05000155/LER-1982-001-03, /03L-0:on 820111,during Quarterly Test of Reactor Depressurization Sys,Isolation Valve CV4180 Failed to Open, Making One Loop Inoperable.Caused by Valve Stem Seizure. Packing Lubricated & Valve Successfully Tested | /03L-0:on 820111,during Quarterly Test of Reactor Depressurization Sys,Isolation Valve CV4180 Failed to Open, Making One Loop Inoperable.Caused by Valve Stem Seizure. Packing Lubricated & Valve Successfully Tested | |
| 05000155/LER-1982-001, Forwards LER 82-001/03L-0 | Forwards LER 82-001/03L-0 | |
| 05000155/LER-1982-003-01, /01T-0:on 820128,investigation of Increased Water Collection in Reactor Containment Sump Revealed through-wall Leakage of 0.15 Gpm in Pipeway Air Cooler Unit B.Caused by Corrosion.Tubing Repaired & Unit Returned to Svc | /01T-0:on 820128,investigation of Increased Water Collection in Reactor Containment Sump Revealed through-wall Leakage of 0.15 Gpm in Pipeway Air Cooler Unit B.Caused by Corrosion.Tubing Repaired & Unit Returned to Svc | |
| 05000155/LER-1982-003, Forwards LER 82-003/01T-0 | Forwards LER 82-003/01T-0 | |
| 05000155/LER-1982-004-03, /03L-0:on 820210,trip Point for Low Level Trip Sensor Lt 3180 Found to Operate 2 Inches Below Setpoint. Cause of Calibr Drift Unknown.Unit Recalibr & Returned to Operable Status | /03L-0:on 820210,trip Point for Low Level Trip Sensor Lt 3180 Found to Operate 2 Inches Below Setpoint. Cause of Calibr Drift Unknown.Unit Recalibr & Returned to Operable Status | |
| 05000155/LER-1982-004, Forwards LER 82-004/03L-0 | Forwards LER 82-004/03L-0 | |
| 05000155/LER-1982-005, Forwards LER 82-005/03L-0 | Forwards LER 82-005/03L-0 | |
| 05000155/LER-1982-005-03, /03L-0:on 820219,during Cold Shutdown,Leak Occurred at Threaded Fitting to Suction Side Relief Valve of Control Rod Drive Pump 1.Caused by Pipe Crack as Result of Fatigue from Vibration in Displacement Pump Sys | /03L-0:on 820219,during Cold Shutdown,Leak Occurred at Threaded Fitting to Suction Side Relief Valve of Control Rod Drive Pump 1.Caused by Pipe Crack as Result of Fatigue from Vibration in Displacement Pump Sys | |
| 05000155/LER-1982-006, Forwards LER 82-006/03L-0 | Forwards LER 82-006/03L-0 | |
| 05000155/LER-1982-006-03, /03L-0:on 820224,reactor Cleanup Sys Resin Sluice Valve CV4093 Leaked in Excess of Tech Spec 3.7(b) Requirements.Cause Not Determined.Valve Seat Replaced.Valve Supplied by Worcestor Model 446 | /03L-0:on 820224,reactor Cleanup Sys Resin Sluice Valve CV4093 Leaked in Excess of Tech Spec 3.7(b) Requirements.Cause Not Determined.Valve Seat Replaced.Valve Supplied by Worcestor Model 446 | |
| 05000155/LER-1982-007-03, /03L-0:on 820302,test Method for Conducting Component Type C Valve Leak Rate Tests for Three of 2-inch Process Lines Through Containment Found to Be Inadequate. Caused by Oversight in Development of Test Method in 1977 | /03L-0:on 820302,test Method for Conducting Component Type C Valve Leak Rate Tests for Three of 2-inch Process Lines Through Containment Found to Be Inadequate. Caused by Oversight in Development of Test Method in 1977 | |
| 05000155/LER-1982-007, Forwards LER 82-007/03L-0 | Forwards LER 82-007/03L-0 | |
| 05000155/LER-1982-008-03, /03L-0:on 820309,during Routine Testing of Actuation Time Delays Units in Reactor Depressurization Sys Input Channels,Timing for Two of Four Channels Exceeded Tech Specs.Caused by Electronic Drift.Units Adjusted | /03L-0:on 820309,during Routine Testing of Actuation Time Delays Units in Reactor Depressurization Sys Input Channels,Timing for Two of Four Channels Exceeded Tech Specs.Caused by Electronic Drift.Units Adjusted | |
| 05000155/LER-1982-008, Forwards LER 82-008/03L-0 | Forwards LER 82-008/03L-0 | |
| 05000155/LER-1982-009-03, /03L-0:on 820303,snubber PS-115B Judged Inoperable Due to Acceleration Test Failure.Exact Cause of Failure Not Known.Snubber Replaced | /03L-0:on 820303,snubber PS-115B Judged Inoperable Due to Acceleration Test Failure.Exact Cause of Failure Not Known.Snubber Replaced | |
| 05000155/LER-1982-009, Forwards LER 82-009/03L-0 | Forwards LER 82-009/03L-0 | |
| 05000155/LER-1982-010, Forwards LER 82-010/01T-0 | Forwards LER 82-010/01T-0 | |
| 05000155/LER-1982-010-01, /01T-0:on 820318,during Type C Component Leak Rate tests,10-inch Feedwater Containment Check Valve Vfw 304 Exhibited Excessive Leakage.Caused by Iron Oxide Scale Deposit on Valve Seat.Seat Cleaned & Disc Replaced | /01T-0:on 820318,during Type C Component Leak Rate tests,10-inch Feedwater Containment Check Valve Vfw 304 Exhibited Excessive Leakage.Caused by Iron Oxide Scale Deposit on Valve Seat.Seat Cleaned & Disc Replaced | |
| 05000155/LER-1982-012, Forwards LER 82-012/03L-0 | Forwards LER 82-012/03L-0 | |
| 05000155/LER-1982-012-03, /03L-0:on 820402,backup Compressed Gas Supply for Valves in One Loop of Containment Vacuum Relief Sys Failed to Maintain Adequate Pressure When Air Instrument Sys Was Vented.Caused by Unreliable Seating Characteristics | /03L-0:on 820402,backup Compressed Gas Supply for Valves in One Loop of Containment Vacuum Relief Sys Failed to Maintain Adequate Pressure When Air Instrument Sys Was Vented.Caused by Unreliable Seating Characteristics | |
| 05000155/LER-1982-013-01, /01T-0:on 820328,during Drainage of Primary Sys Water Level,Steam Drum Level Indication Failed to Register Proper Water Level.Caused by Inadequate Procedure Re Filling Level Transmitter Ref Lines.Procedures Will Be Revised | /01T-0:on 820328,during Drainage of Primary Sys Water Level,Steam Drum Level Indication Failed to Register Proper Water Level.Caused by Inadequate Procedure Re Filling Level Transmitter Ref Lines.Procedures Will Be Revised | |
| 05000155/LER-1982-013, Forwards LER 82-013/01T-0 | Forwards LER 82-013/01T-0 | |
| 05000155/LER-1982-014-03, /03L-0:on 820422,chemical Waste Tank Recycle Line Leak Discovered.Spillage Contained in Radwaste Collection Sys.Caused by long-term Corrosion & Excessive Acid Use During 820422 Makeup Regeneration | /03L-0:on 820422,chemical Waste Tank Recycle Line Leak Discovered.Spillage Contained in Radwaste Collection Sys.Caused by long-term Corrosion & Excessive Acid Use During 820422 Makeup Regeneration | |
| 05000155/LER-1982-014, Forwards LER 82-014/03L-0 | Forwards LER 82-014/03L-0 | |
| 05000155/LER-1982-018, Forwards LER 82-018/01T-0 | Forwards LER 82-018/01T-0 | |
| 05000155/LER-1982-018-01, /01T-0:on 820525,following Water Loss in Open Tank for Reactor Bldg Heating & Cooling Sys,Testing Revealed Tube Leakage in B Heating & Cooling Sys Heat Exchanger.Caused by Corrosion.Evaluation of Fluid Characteristics Planne | /01T-0:on 820525,following Water Loss in Open Tank for Reactor Bldg Heating & Cooling Sys,Testing Revealed Tube Leakage in B Heating & Cooling Sys Heat Exchanger.Caused by Corrosion.Evaluation of Fluid Characteristics Planned | |
| 05000155/LER-1982-019, Forwards LER 82-019/03L-0 | Forwards LER 82-019/03L-0 | |
| 05000155/LER-1982-019-03, /03L-0:on 820618,emergency Diesel Generator Failed to Start During Routine Test Scheduled for Every Third Day. Caused by Dirty Contacts on Starting Circuit Control Relays. Relays Cleaned | /03L-0:on 820618,emergency Diesel Generator Failed to Start During Routine Test Scheduled for Every Third Day. Caused by Dirty Contacts on Starting Circuit Control Relays. Relays Cleaned | |
| 05000155/LER-1982-020, Forwards LER 82-020/03L-0 | Forwards LER 82-020/03L-0 | |
| 05000155/LER-1982-020-03, /03L-0:on 820622,reactor Depressurizing Sys Isolation Valves on Two of Four Loops Not Returned to Operable Status.Caused by Slide Links Inadvertently Left Open,Due to Operator Error | /03L-0:on 820622,reactor Depressurizing Sys Isolation Valves on Two of Four Loops Not Returned to Operable Status.Caused by Slide Links Inadvertently Left Open,Due to Operator Error | |
| 05000155/LER-1982-021, Forwards LER 82-021/03L-0 | Forwards LER 82-021/03L-0 | |
| 05000155/LER-1982-021-03, /03L-0:on 820707,both Open & Closed Position Indication Lights Remained on When Backup Core Spray Valve M07071 Returned to Normal Closed Position.Caused by Misaligned Open Position Switch.Switch Adjusted | /03L-0:on 820707,both Open & Closed Position Indication Lights Remained on When Backup Core Spray Valve M07071 Returned to Normal Closed Position.Caused by Misaligned Open Position Switch.Switch Adjusted | |
| 05000155/LER-1982-022, Forwards LER 82-022/03L-0 | Forwards LER 82-022/03L-0 | |
| 05000155/LER-1982-022-03, /03L-0:on 820702,during post-implementation Review of Recent Facility Change,One Pair of Flanges in 8-inch Fire Sys Piping Did Not Meet Facing Requirements.Caused by Engineer Error,To Be Corrected at Outage | /03L-0:on 820702,during post-implementation Review of Recent Facility Change,One Pair of Flanges in 8-inch Fire Sys Piping Did Not Meet Facing Requirements.Caused by Engineer Error,To Be Corrected at Outage | |
| 05000155/LER-1982-024, Forwards LER 82-024/03L-0 | Forwards LER 82-024/03L-0 | |
| 05000155/LER-1982-024-03, /03L-0:on 820811,120-s Initiation Timer for One of Four Sensor Channels Failed to Trip During Monthly Reactor Depressurization Sys Testing.Caused by Defect in Timer Operation Due to Failure of Integrated Circuit Unit | /03L-0:on 820811,120-s Initiation Timer for One of Four Sensor Channels Failed to Trip During Monthly Reactor Depressurization Sys Testing.Caused by Defect in Timer Operation Due to Failure of Integrated Circuit Unit | |
| 05000155/LER-1982-033, Forwards LER 82-033/03L-0 | Forwards LER 82-033/03L-0 | |
| 05000155/LER-1982-033-03, /03L-0:on 821130,review Revealed That Previous Issue of Room Temp Vulcanizing Fire Barrier Matl Included Matl Exceeding Vendor Recommended Shelf Life.Caused by Personnel Error.Personnel Counseled | /03L-0:on 821130,review Revealed That Previous Issue of Room Temp Vulcanizing Fire Barrier Matl Included Matl Exceeding Vendor Recommended Shelf Life.Caused by Personnel Error.Personnel Counseled | |
