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| 05000315/LER-1981-001, Forwards LER 81-001/03L-0 | Forwards LER 81-001/03L-0 | |
| 05000316/LER-1981-001-03, /03L-0:on 810103,annunciator Indicated Loss of Control Voltage to West RHR Pump,Making Train of RHR Inoperable.Caused by Loose Fuse Clip on Main Control Fuses. Clip Adjusted & Breaker Cycled.Pump Placed on mini-flow | /03L-0:on 810103,annunciator Indicated Loss of Control Voltage to West RHR Pump,Making Train of RHR Inoperable.Caused by Loose Fuse Clip on Main Control Fuses. Clip Adjusted & Breaker Cycled.Pump Placed on mini-flow | |
| 05000315/LER-1981-001-03, /03L-0:on 810112,boron Concentration in Boron Injection Tank & North Boric Acid Storage Tank Found Diluted Below Tech Spec Level.Cause Unknown.Boron Concentration Increased | /03L-0:on 810112,boron Concentration in Boron Injection Tank & North Boric Acid Storage Tank Found Diluted Below Tech Spec Level.Cause Unknown.Boron Concentration Increased | |
| 05000316/LER-1981-001, Forwards LER 81-001/03L-0 | Forwards LER 81-001/03L-0 | |
| 05000316/LER-1981-001-04, No Apparent Flow Observed Through Radiation Monitor R-19 from Steam Generator 21. Caused by Bad Diaphragm in roto-meter Flow Regulator.Flow Meters to Radiation Monitor to Be Modified | No Apparent Flow Observed Through Radiation Monitor R-19 from Steam Generator 21. Caused by Bad Diaphragm in roto-meter Flow Regulator.Flow Meters to Radiation Monitor to Be Modified | |
| 05000315/LER-1981-001-04, /04L-0:on 810313 & 0224,unplanned & Unsampled Radioactive Gases Found Released.Caused by Excessive Leakage from Reciprocating Charging Pump Stuffing Box & Leaking Isolated Gas Decay Tank Valves | /04L-0:on 810313 & 0224,unplanned & Unsampled Radioactive Gases Found Released.Caused by Excessive Leakage from Reciprocating Charging Pump Stuffing Box & Leaking Isolated Gas Decay Tank Valves | |
| 05000315/LER-1981-002, Forwards Updated LER 81-002/03X-1 & LERs 82-031/03L-0, 82-032/03L-0 & 82-033/03L-0 | Forwards Updated LER 81-002/03X-1 & LERs 82-031/03L-0, 82-032/03L-0 & 82-033/03L-0 | |
| 05000316/LER-1981-002-03, /03L-0:on 810103,east Motor Auxiliary Feed Pump Inoperable.Caused by Repair of Emergency Leakoff Line Check Valve FW-153.Check Valve Disc Replaced,Seat Lapped & Spool Piece Installed in Place of Strainer | /03L-0:on 810103,east Motor Auxiliary Feed Pump Inoperable.Caused by Repair of Emergency Leakoff Line Check Valve FW-153.Check Valve Disc Replaced,Seat Lapped & Spool Piece Installed in Place of Strainer | |
| 05000316/LER-1981-002, Forwards LER 81-002/03L-0 | Forwards LER 81-002/03L-0 | |
| 05000316/LER-1981-003, Forwards LER 81-003/03L-0 | Forwards LER 81-003/03L-0 | |
| 05000315/LER-1981-003, Forwards LER 81-003/03L-0 | Forwards LER 81-003/03L-0 | |
| 05000315/LER-1981-003-03, /03L-0:on 810212,during Normal Operations,Control Room Cable Vault Left Unattended W/No Fire Watch Posted While Access Door Was Sealed for Testing.Caused by Misunderstanding of Tech Spec 3.7.10.Personnel Reinstructed | /03L-0:on 810212,during Normal Operations,Control Room Cable Vault Left Unattended W/No Fire Watch Posted While Access Door Was Sealed for Testing.Caused by Misunderstanding of Tech Spec 3.7.10.Personnel Reinstructed | |
| 05000316/LER-1981-003-03, /03L-0:on 810217 & 0301,ESW Pump 2-E Found Inoperable.Caused by Closed Inlet & Outlet Slide Gate Valves to Strainers on Discharge of ESW Pumps Due to Defective Agastat Timer.Timer Replaced & Backwash Sys Cycled | /03L-0:on 810217 & 0301,ESW Pump 2-E Found Inoperable.Caused by Closed Inlet & Outlet Slide Gate Valves to Strainers on Discharge of ESW Pumps Due to Defective Agastat Timer.Timer Replaced & Backwash Sys Cycled | |
| 05000316/LER-1981-004, Forwards LER 81-004/03L-0 | Forwards LER 81-004/03L-0 | |
| 05000316/LER-1981-004-03, /03L-0:on 810308,ISI Data Review for Ba Transfer Pump 3 Was Not Reviewed within 96-h Time Limit.Caused by Test Data Being Inadvertently Overlooked by Technical Inservice Insp Coordinator.Card File Developed | /03L-0:on 810308,ISI Data Review for Ba Transfer Pump 3 Was Not Reviewed within 96-h Time Limit.Caused by Test Data Being Inadvertently Overlooked by Technical Inservice Insp Coordinator.Card File Developed | |
| 05000315/LER-1981-004-03, /03L-0:on 810328,east Motor Driven Auxiliary Feed Pump Found Removed from Svc Twice for Repairs to ESW 4-inch Centerline Supply valve,WMO-754.Caused by Valve Stem Seized in Body & Twisted.Centerline Valve Replaced W/Pratt Va | /03L-0:on 810328,east Motor Driven Auxiliary Feed Pump Found Removed from Svc Twice for Repairs to ESW 4-inch Centerline Supply valve,WMO-754.Caused by Valve Stem Seized in Body & Twisted.Centerline Valve Replaced W/Pratt Valve | |
| 05000316/LER-1981-005-01, /01T-0:on 810331,spray Additive Tank Level Found Below Tech Spec Limit During Removal of Magnetrol for 18 Month Surveillance.Caused by Absence of Alarm Due to Contacts Wired Backwards.Tank Refilled | /01T-0:on 810331,spray Additive Tank Level Found Below Tech Spec Limit During Removal of Magnetrol for 18 Month Surveillance.Caused by Absence of Alarm Due to Contacts Wired Backwards.Tank Refilled | |
| 05000315/LER-1981-005, Forwards LER 81-005/03L-0 | Forwards LER 81-005/03L-0 | |
| 05000315/LER-1981-005-03, /03L-0:on 810314,breakers for Five Specified Motor Operator Valves Mistakenly Opened in Unit 1 Instead of Unit 2.Caused by Personnel Error.Operator Disciplined & Warning Ltr Issued to Operating Shifts | /03L-0:on 810314,breakers for Five Specified Motor Operator Valves Mistakenly Opened in Unit 1 Instead of Unit 2.Caused by Personnel Error.Operator Disciplined & Warning Ltr Issued to Operating Shifts | |
| 05000316/LER-1981-005, Describes 810331 Incident Reported in LER 81-005/01T-0 Re Spray Additive Tank Level | Describes 810331 Incident Reported in LER 81-005/01T-0 Re Spray Additive Tank Level | |
| 05000316/LER-1981-006-03, /03L-0:on 810316,during Automatic Load Sequence Surveillance Test,Safety Injection Sys Relay Timers Exceeded Tolerance Allowed by Tech Specs.Caused by Instrument Drift. Component Cooling Water Pump 2E Timer Replaced | /03L-0:on 810316,during Automatic Load Sequence Surveillance Test,Safety Injection Sys Relay Timers Exceeded Tolerance Allowed by Tech Specs.Caused by Instrument Drift. Component Cooling Water Pump 2E Timer Replaced | |
| 05000315/LER-1981-006, Forwards Updated LER 81-006/03X-1 & LER 81-059/03L-0 | Forwards Updated LER 81-006/03X-1 & LER 81-059/03L-0 | |
| 05000315/LER-1981-006-03, /03L-0:on 810317,ground Detected & Traced to Power Cable for Motor Operated Isolation valve,IMO-910,in Flowpath from RWST to Centrifugal Charging Pumps.Caused by Cable Damaged Near Termination at Motor Operator Junction Box | /03L-0:on 810317,ground Detected & Traced to Power Cable for Motor Operated Isolation valve,IMO-910,in Flowpath from RWST to Centrifugal Charging Pumps.Caused by Cable Damaged Near Termination at Motor Operator Junction Box | |
| 05000315/LER-1981-007-03, /03L-0:on 810318,loop 2 T-average & delta-T Indicated Low Temps.Caused by Resistance Temp Detector Producing Erroneous Temp Readings.Detector Replaced & Trip Setpoints Verified | /03L-0:on 810318,loop 2 T-average & delta-T Indicated Low Temps.Caused by Resistance Temp Detector Producing Erroneous Temp Readings.Detector Replaced & Trip Setpoints Verified | |
| 05000316/LER-1981-007-03, /03L-0:on 810315 During Operation of 2CD Emergency Diesel in Preparation for Surveillance,Hot Starting Air Line Observed.Caused by Valve Damage & Exhaust Expansion Joint Inner Liner Failure.Intake & Exhaust Valves Replaced | /03L-0:on 810315 During Operation of 2CD Emergency Diesel in Preparation for Surveillance,Hot Starting Air Line Observed.Caused by Valve Damage & Exhaust Expansion Joint Inner Liner Failure.Intake & Exhaust Valves Replaced | |
| 05000315/LER-1981-007, Forwards LER 81-007/03L-0 | Forwards LER 81-007/03L-0 | |
| 05000315/LER-1981-008, Forwards LER 81-008/03L-0 | Forwards LER 81-008/03L-0 | |
| 05000316/LER-1981-008-03, /03L-0:on 810407,during Fire Protection Spray Sys Surveillance Test,Eight Spray Nozzles for Engineered Safety Features Vent Charcoal Filter 2-HV-AES-1 & 14 Nozzles for 2-HV-AES-2 Were Found Partially Plugged.Sys Flushed | /03L-0:on 810407,during Fire Protection Spray Sys Surveillance Test,Eight Spray Nozzles for Engineered Safety Features Vent Charcoal Filter 2-HV-AES-1 & 14 Nozzles for 2-HV-AES-2 Were Found Partially Plugged.Sys Flushed | |
| 05000315/LER-1981-008-03, /03L-0:on 810317,large Piece of Herculite Found Securely Fastened in Canopy Fashion Over Walkway & Plastic Pail Found in Vicinity of Lower Ice Condenser Access Door. Cause Not Determined.Canopy Disassembled & Bucket Removed | /03L-0:on 810317,large Piece of Herculite Found Securely Fastened in Canopy Fashion Over Walkway & Plastic Pail Found in Vicinity of Lower Ice Condenser Access Door. Cause Not Determined.Canopy Disassembled & Bucket Removed | |
| 05000316/LER-1981-008, Forwards LER 81-008/03L-0 | Forwards LER 81-008/03L-0 | |
| 05000316/LER-1981-009, Confirms 810710 Verbal Rept to Region 3 Providing Correction to LER 81-09/03L-0.Written Revision to Be Submitted Under Separate Cover | Confirms 810710 Verbal Rept to Region 3 Providing Correction to LER 81-09/03L-0.Written Revision to Be Submitted Under Separate Cover | |
| 05000316/LER-1981-009-03, /03L-0:on 810331,after Entering Mode 6 & Floodup of Reactor Cavity,Routine Analysis of RCS Indicated Chloride Concentration of 0.26 Ppm.Cause Is Undetermined. Contamination Was Reduced by Purification | /03L-0:on 810331,after Entering Mode 6 & Floodup of Reactor Cavity,Routine Analysis of RCS Indicated Chloride Concentration of 0.26 Ppm.Cause Is Undetermined. Contamination Was Reduced by Purification | |
| 05000315/LER-1981-009, Forwards LER 81-009/03L-0 | Forwards LER 81-009/03L-0 | |
| 05000315/LER-1981-009-03, /03L-0:on 810408,during Fire Protection Spray Sys Surveillance Test,Eight Spray Nozzles for Engineered Safety Feature Charcoal Filter 1-HV-AES-1 Were Found Partially Plugged.Caused by Buildup of Debris in Nozzles.Sys Flushed | /03L-0:on 810408,during Fire Protection Spray Sys Surveillance Test,Eight Spray Nozzles for Engineered Safety Feature Charcoal Filter 1-HV-AES-1 Were Found Partially Plugged.Caused by Buildup of Debris in Nozzles.Sys Flushed | |
| 05000315/LER-1981-010, Forwards LER 81-010/03L-0 | Forwards LER 81-010/03L-0 | |
| 05000315/LER-1981-010-03, /03L-0:on 810414,root Isolation Valve for Containment Pressure Transmitter PPP-301 Was Found Closed. Cause Unknown.Valve Opened & Modified So That Valve Movement Will Be More Apparent | /03L-0:on 810414,root Isolation Valve for Containment Pressure Transmitter PPP-301 Was Found Closed. Cause Unknown.Valve Opened & Modified So That Valve Movement Will Be More Apparent | |
| 05000316/LER-1981-010-03, /03L-0:on 810411,snubbers 1 & 29 Were Found Inoperable.Caused by Fluid Leak on 29 Due to Separation of Joint at End Seal O-ring.O-ring Replaced.Snubber 1 Upside Down Due to Loose Extension Rod Locknut.Locknut Tightened | /03L-0:on 810411,snubbers 1 & 29 Were Found Inoperable.Caused by Fluid Leak on 29 Due to Separation of Joint at End Seal O-ring.O-ring Replaced.Snubber 1 Upside Down Due to Loose Extension Rod Locknut.Locknut Tightened | |
| 05000315/LER-1981-011, Forwards LER 81-011/03L-0 | Forwards LER 81-011/03L-0 | |
| 05000316/LER-1981-011-03, /03L-0:on 810411,steam Line Pressure Transmitter MPP-210 Was Found Exceeding Allowable Value for Differential Pressure Between Steam Lines.Caused by Instrument Drift. Transmitter Recalibr | /03L-0:on 810411,steam Line Pressure Transmitter MPP-210 Was Found Exceeding Allowable Value for Differential Pressure Between Steam Lines.Caused by Instrument Drift. Transmitter Recalibr | |
| 05000315/LER-1981-011-03, /03L-0:on 810413,while Examining Test Data from Type B & C Leak Rate Tests,Jul 1980 Test for Unit 1 Found to Have Exceeded Allowable Value of Tech Specs.Caused by Faulty NESW Check Valves.Valves Repaired | /03L-0:on 810413,while Examining Test Data from Type B & C Leak Rate Tests,Jul 1980 Test for Unit 1 Found to Have Exceeded Allowable Value of Tech Specs.Caused by Faulty NESW Check Valves.Valves Repaired | |
| 05000316/LER-1981-012-03, /03L-0:on 810413,cracks Found in Divider Barrier Seal.Cause Unknown.Defective Portions Replaced | /03L-0:on 810413,cracks Found in Divider Barrier Seal.Cause Unknown.Defective Portions Replaced | |
| 05000315/LER-1981-012-03, L-0:on 810428,Steam Generator 2,Channel 4 Level Indication Found Indicating High.Caused by Leak on Ref Line of Transmitter BLP-120.Leak Suspected Inside Containment & Will Be Corrected on Next Refueling Outage | L-0:on 810428,Steam Generator 2,Channel 4 Level Indication Found Indicating High.Caused by Leak on Ref Line of Transmitter BLP-120.Leak Suspected Inside Containment & Will Be Corrected on Next Refueling Outage | |
| 05000315/LER-1981-012, Forwards LER 81-012/03L-0 | Forwards LER 81-012/03L-0 | |
| 05000316/LER-1981-013-03, /03L-0:on 810428,all Charging Pumps Were Removed from Svc Contrary to Tech Spec Requirements.Caused by Leak on East Pump Discharge Isolation Valve CS-300E.Valve Repacked.Drain Valve CS-349 Also Repacked | /03L-0:on 810428,all Charging Pumps Were Removed from Svc Contrary to Tech Spec Requirements.Caused by Leak on East Pump Discharge Isolation Valve CS-300E.Valve Repacked.Drain Valve CS-349 Also Repacked | |
| 05000316/LER-1981-013, Forwards LER 81-013/03L-0 | Forwards LER 81-013/03L-0 | |
| 05000315/LER-1981-013, Forwards Revised LER 81-013/03X-1 & LER 81-023/03L-0 | Forwards Revised LER 81-013/03X-1 & LER 81-023/03L-0 | |
| 05000315/LER-1981-013-03, Source Range Ni Channels Declared Inoperable.Caused by Defective Source Range Detector N-32 Possibly Due to Dried Moisture Connectors. Detector Replaced | Source Range Ni Channels Declared Inoperable.Caused by Defective Source Range Detector N-32 Possibly Due to Dried Moisture Connectors. Detector Replaced | |
| 05000316/LER-1981-014, Forwards LER 81-014/03L-0 | Forwards LER 81-014/03L-0 | |
| 05000315/LER-1981-014-03, /03L-0:on 810606,during Surveillance insp,non- Penetrating Cracks Were Found in Divider Barrier Seal.Cause Unknown.Defective Portions of Seal Replaced | /03L-0:on 810606,during Surveillance insp,non- Penetrating Cracks Were Found in Divider Barrier Seal.Cause Unknown.Defective Portions of Seal Replaced | |
| 05000316/LER-1981-014-03, /03L-0:on 810415,steam Generator Level Protection Set 3 Transmitter BLP-142 Was Found Outside Tech Spec.Caused by Instrument Drift.Transmitter Recalibr | /03L-0:on 810415,steam Generator Level Protection Set 3 Transmitter BLP-142 Was Found Outside Tech Spec.Caused by Instrument Drift.Transmitter Recalibr | |
