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| 05000213/LER-1981-001-03, /03L-0:on 810205,one of Four Fans in Top Section of Bypass Dampers Did Not Close During Monthly Containment Air Recirculation Fan Damper Tests.Caused by Inoperable Air Motor Used to Position Damper.Motor Dismantled & Cleaned | /03L-0:on 810205,one of Four Fans in Top Section of Bypass Dampers Did Not Close During Monthly Containment Air Recirculation Fan Damper Tests.Caused by Inoperable Air Motor Used to Position Damper.Motor Dismantled & Cleaned | |
| 05000213/LER-1981-001, Forwards LER 81-001/03L-0 | Forwards LER 81-001/03L-0 | |
| 05000213/LER-1981-002, Forwards LER 81-002/03L-0 | Forwards LER 81-002/03L-0 | |
| 05000213/LER-1981-002-03, /03L-0:on 810322,operator Noticed Mar Readings of HPSI Pump Closed Discharge Pressure Had Not Been Plotted. Caused by New Operators Not Knowledgeable About Test or Requirements & Procedure Not Spelled Out | /03L-0:on 810322,operator Noticed Mar Readings of HPSI Pump Closed Discharge Pressure Had Not Been Plotted. Caused by New Operators Not Knowledgeable About Test or Requirements & Procedure Not Spelled Out | |
| 05000213/LER-1981-003, Forwards LER 81-003/03L-0 | Forwards LER 81-003/03L-0 | |
| 05000213/LER-1981-003-03, /03L-0:on 810403,pressurizer Power Operated Relief valve,PR-SOV-570 & Associated Block valve,PR-MOV-569,opened Spuriously,Resulting in Momentary RCS Pressure Decrease. Caused by Connector Loosened from Pressure Controller | /03L-0:on 810403,pressurizer Power Operated Relief valve,PR-SOV-570 & Associated Block valve,PR-MOV-569,opened Spuriously,Resulting in Momentary RCS Pressure Decrease. Caused by Connector Loosened from Pressure Controller | |
| 05000213/LER-1981-004, Forwards LER 81-004/03L-0 | Forwards LER 81-004/03L-0 | |
| 05000213/LER-1981-004-03, /03L-0:on 810407,MOV-35 Motor Breaker Was Discovered Open.Cause Unknown.Breaker Closed.Operators & Mechanics Counseled to Maintain Breaker Lineups | /03L-0:on 810407,MOV-35 Motor Breaker Was Discovered Open.Cause Unknown.Breaker Closed.Operators & Mechanics Counseled to Maintain Breaker Lineups | |
| 05000213/LER-1981-006, Forwards LER 81-006/03L-0 | Forwards LER 81-006/03L-0 | |
| 05000213/LER-1981-007-03, /03L-0:on 810604,during Testing of Emergency Diesel Generator B Load Sequencing timers,20-s Acceptance Criteria for Starting Charging Pump Was Exceeded.Cause Not Stated.Time Delay Relay Reset | /03L-0:on 810604,during Testing of Emergency Diesel Generator B Load Sequencing timers,20-s Acceptance Criteria for Starting Charging Pump Was Exceeded.Cause Not Stated.Time Delay Relay Reset | |
| 05000213/LER-1981-007, Forwards LER 81-007/03L-0 | Forwards LER 81-007/03L-0 | |
| 05000213/LER-1981-008-03, /03L-0:on 810616,discovered That Pump Recirculation Valves a & B Were Reversed.Cause Not Stated. Procedure Corrected Immediately | /03L-0:on 810616,discovered That Pump Recirculation Valves a & B Were Reversed.Cause Not Stated. Procedure Corrected Immediately | |
| 05000213/LER-1981-008, Forwards LER 81-008/03L-0 | Forwards LER 81-008/03L-0 | |
| 05000213/LER-1981-009-01, /01T-0:on 810723,during Assessment of SEP Topic II-1.B,determined That Low Population Zone Distance Not in Conformance w/10CFR100.11.Caused by Error in Interpretation. Design Basis Events Being re-evaluated | /01T-0:on 810723,during Assessment of SEP Topic II-1.B,determined That Low Population Zone Distance Not in Conformance w/10CFR100.11.Caused by Error in Interpretation. Design Basis Events Being re-evaluated | |
| 05000213/LER-1981-009, Forwards LER 81-009/01T-0 | Forwards LER 81-009/01T-0 | |
| 05000213/LER-1981-010-03, /03L-0:on 810704,charging Pump B Found Leaking Oil.Caused by Vibration Which Cracked Hardened Pipe Thread Sealing Matl.Two Nipples & Union Replaced | /03L-0:on 810704,charging Pump B Found Leaking Oil.Caused by Vibration Which Cracked Hardened Pipe Thread Sealing Matl.Two Nipples & Union Replaced | |
| 05000213/LER-1981-010, Forwards LER 81-010/03L-0 | Forwards LER 81-010/03L-0 | |
| 05000213/LER-1981-011, Forwards LER 81-011/01T-0 | Forwards LER 81-011/01T-0 | |
| 05000213/LER-1981-011-01, /01T-0:on 810803,emergency Diesel Generator Experienced Overload.Cause Not Stated.Load Was Manually Reduced & Adjustments Made to Stability Potentiometer | /01T-0:on 810803,emergency Diesel Generator Experienced Overload.Cause Not Stated.Load Was Manually Reduced & Adjustments Made to Stability Potentiometer | |
| 05000213/LER-1981-012, Forwards LER 81-012/03L-0 | Forwards LER 81-012/03L-0 | |
| 05000213/LER-1981-012-03, /03L-0:on 810728,increase on Condenser Air Ejector Radiation Monitor Indicated Primary to Secondary Steam Generator Tube Leaks in Generator 2.Cause Not Stated. Attempt Will Be Made to Identify & Repair Leaking Tube | /03L-0:on 810728,increase on Condenser Air Ejector Radiation Monitor Indicated Primary to Secondary Steam Generator Tube Leaks in Generator 2.Cause Not Stated. Attempt Will Be Made to Identify & Repair Leaking Tube | |
| 05000213/LER-1981-013-03, /03L-0:on 810803,EG2A Emergency Diesel Generator Could Not Be Phased on to Conduct Routine Surveillance Test. Caused by Lack of Governor Control.Motor Operated Potentiometer Replaced in Governor Control Circuit | /03L-0:on 810803,EG2A Emergency Diesel Generator Could Not Be Phased on to Conduct Routine Surveillance Test. Caused by Lack of Governor Control.Motor Operated Potentiometer Replaced in Governor Control Circuit | |
| 05000213/LER-1981-013, Forwards LER 81-013/03L-0 | Forwards LER 81-013/03L-0 | |
| 05000213/LER-1981-014, Forwards LER 81-014/03L-0 | Forwards LER 81-014/03L-0 | |
| 05000213/LER-1981-014-03, /03L-0:on 810901,cooling Sys Tube Leak on Emergency Generator 2B Necessitated Removal from Svc.Cause Not Stated.Cooler Is Mfg by Young Radiator Co (Model XF-1303-TR-ZP).Failures Are Being Monitored | /03L-0:on 810901,cooling Sys Tube Leak on Emergency Generator 2B Necessitated Removal from Svc.Cause Not Stated.Cooler Is Mfg by Young Radiator Co (Model XF-1303-TR-ZP).Failures Are Being Monitored | |
| 05000213/LER-1981-015-03, /03L-0:on 810917,cracking Found in Welded Seam of Exhaust Duct to Main Stack.Apparently Caused by Welding. Crack Temporarily Repaired W/Permanent Repairs to Be Made During Refueling Outage | /03L-0:on 810917,cracking Found in Welded Seam of Exhaust Duct to Main Stack.Apparently Caused by Welding. Crack Temporarily Repaired W/Permanent Repairs to Be Made During Refueling Outage | |
| 05000213/LER-1981-015, Forwards LER 81-015/03L-0 | Forwards LER 81-015/03L-0 | |
| 05000213/LER-1981-016-03, /03L-0:on 810927,during Cooldown for Refueling RHR Sys,Leakage Exceeded Tech Spec.Caused by Loose Body Bolting on RHR Purification Root Isolation Valve.Body Bolts Tightened | /03L-0:on 810927,during Cooldown for Refueling RHR Sys,Leakage Exceeded Tech Spec.Caused by Loose Body Bolting on RHR Purification Root Isolation Valve.Body Bolts Tightened | |
| 05000213/LER-1981-016, Forwards LER 81-016/03L-0 | Forwards LER 81-016/03L-0 | |
| 05000213/LER-1981-018-03, /03L-1:on 810923-1114,calculated Leak Rate Exceeded Tech Spec Limit During App J,Type B & C Testing. Probably Caused by Valve Not Being Fully Seated During Test. Valve Retested | /03L-1:on 810923-1114,calculated Leak Rate Exceeded Tech Spec Limit During App J,Type B & C Testing. Probably Caused by Valve Not Being Fully Seated During Test. Valve Retested | |
| 05000213/LER-1981-018, Forwards LER 81-018/03L-1 | Forwards LER 81-018/03L-1 | |
| 05000213/LER-1981-019-03, /03L-0:on 811119,radial Vibration on Charging Pump Bearing Increased Above Ref Level.Caused by Worn Key & Worn Parts of Thrust Bearing Elements.Parts Replaced | /03L-0:on 811119,radial Vibration on Charging Pump Bearing Increased Above Ref Level.Caused by Worn Key & Worn Parts of Thrust Bearing Elements.Parts Replaced | |
| 05000213/LER-1981-019, Forwards LER 81-019/03L-0 | Forwards LER 81-019/03L-0 | |
| 05000213/LER-1981-020-03, /03L-0:on 811122,steam Flow Instrument for Steam Line 1 Observed to Have Decreased 15% of Rated Steam Flow W/O Power Reduction Taking Place.Caused by Leaking Drain Valve from Differential Pressure Transmitter | /03L-0:on 811122,steam Flow Instrument for Steam Line 1 Observed to Have Decreased 15% of Rated Steam Flow W/O Power Reduction Taking Place.Caused by Leaking Drain Valve from Differential Pressure Transmitter | |
| 05000213/LER-1981-020, Forwards LER 81-020/03L-0 | Forwards LER 81-020/03L-0 | |
| 05000213/LER-1981-021, Forwards LER 81-021/01T-0 | Forwards LER 81-021/01T-0 | |
| 05000213/LER-1981-021-01, /01T-0:on 811204,rod Bank B Inserted One Step Below Tech Specs.Caused by Spurious Governor Control Oil Pressure Fluctuation Causing Pressure to Drop Below Controling Load Limit | /01T-0:on 811204,rod Bank B Inserted One Step Below Tech Specs.Caused by Spurious Governor Control Oil Pressure Fluctuation Causing Pressure to Drop Below Controling Load Limit | |
