Pages that link to "05000206/LER-1981-018, Forwards LER 81-018/01T-0.Detailed Event Analysis Submitted"
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The following pages link to 05000206/LER-1981-018, Forwards LER 81-018/01T-0.Detailed Event Analysis Submitted:
Displayed 50 items.
- ML20079R245 (← links)
- TAC:65149 (← links)
- 05000206/LER-1981-025, Forwards LER 81-025/01X-1.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1982-007-03, /03L-0:on 820208,south Saltwater Cooling Pump (G13B) Declared Inoperable.Caused by Random Failure of Discharge Pressure switch,PS-39.Pressure Switch Replaced (← links)
- 05000206/LER-1982-007, Forwards LER 82-007/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-029-03, /03L-0:on 811119,diesel 1 Failed to Start.Caused by Overspeed Trip Due to Low Governor Oil Level.Adequate Oil Level Not re-established Prior to Returning Diesel to Svc. Station Procedures Being Revised (← links)
- 05000206/LER-1981-029, Forwards LER 81-029/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-030-04, /04L-0:on 811115,two Consecutive Weekly Air Samples Were Invalid.Caused by Improper Positioning of Filters.New Personnel Assigned (← links)
- 05000206/LER-1981-030, Forwards LER 81-030/04L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-011, Submits Detailed Rept as Followup to LER 81-011/04T-0 Addressing Environ Impact of Beach Contamination (← links)
- 05000206/LER-1981-011-04, /04T-0:on 810510,contamination Discovered in Beach Sand Adjacent to out-of-svc Yard Drainline Uncovered in Excavation.Caused by Either Runoff or Leakage from Radioactive Sys That Interface W/Drain Sys (← links)
- 05000206/LER-1981-024, Submits Followup to LER 81-024 Re Failure of Energy Products Group Ball Valves W/Efcomatic Actuators to Trip Initially Per Commitment Made in Design Change 78-34.Actuators Will Be Replaced W/Different Design (← links)
- 05000206/LER-1981-027-01, /01T-0:on 811109,routine Weekly Boron Analysis of Refueling Water Storage Tank Indicated Less than Tech Spec Limit.Caused by Nonrepresentative Boron Concentration Samples Misleading Operators Re Actual Concentration (← links)
- 05000206/LER-1981-027, Forwards LER 81-027/01T-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-023, /00X-0:on 810925,loss of Power to Train a of Containment Spray Actuation Sys Caused Max of 400 Gallons of Borated Water to Be Sprayed Inside Containment.Caused by Blown Fuse Combined W/Inadvertent Breaker Tripping (← links)
- 05000206/LER-1981-026-01, /01T-0:on 811102 Vol of Water in Refueling Water Storage Tank Fell Below Tech Spec When recirculation-to- Condenser Valve Water CV-36 Failed to Close,Allowing 15,000 Gallons of Refueling to Be Pumped Into Condenser (← links)
- 05000206/LER-1981-026, Forwards LER 81-026/01T-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-028-01, /01T-0:on 811030,during Safety Injection Sys Testing,Safeguards Load Sequencer 2 Failed Due to Internal Lockup Condition in Logic Card.Caused by Design Weakness in Card.Procedure Changes Implemented (← links)
- 05000206/LER-1981-028, Forwards LER 81-028/01T-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-025-01, /01T-0:on 811025,ball Valve CV-534 Did Not Close Automatically on Initiation of Containment Isolation Signal.On 811101,containment Isolation Valve CV-102 Did Not Close.Caused by Sticking Relays in Closing Circuits (← links)
- 05000206/LER-1981-024-01, /01T-0:on 811025,two Containment Isolation Valves CV-526 & CV-528 Did Not Immediately Operate on Demand.On 811013,isolation Valve CV-516 Did Not Immediately Operate. Caused by Blocking Lever Not Dropping Sufficiently (← links)
- 05000206/LER-1981-022-03, /03L-0:on 811003,during Performance of Visual Surveillance Insp of Hydraulic Snubbers Installed on safety- Related Sys,Hydraulic Fluid Reservoir in One Snubber Found Empty.Caused by Failed Reservoir Seal Gasket (← links)
- 05000206/LER-1981-022, Forwards LER 81-022/03L-0.Detailed Event Analysis Also Submitted (← links)
- 05000206/LER-1981-019-03, /03L-0:on 810816 & 25,seal Water Line to North Charging Pump Outboard Seal Found Leaking in Excess of Tech Spec Limits.Caused by Svc Induced Wear on Threaded Joint of Seal Water Line.Joint Tightened (← links)
- 05000206/LER-1981-021-01, /01T-0:on 810903,feedwater & Steam Generator Level Control Was Erratic.Caused by Twinco Voltage Regulator Filter Choke 1 Failure to Ground W/Resulting Degradation of 115-volt Ac Power.Regulator Repaired (← links)
- 05000206/LER-1981-019, Forwards LER 81-019/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-020-01, /01T-0:on 810903,following Manual Reactor Trip, Two Safety Injection Valves HV 851 Failed to Open Upon Valid Safety Injection Sys Signal.Caused by Inadequate as-built Design.Design Changes Being Considered (← links)
- 05000206/LER-1981-015-03, /03L-0:on 810630,during Monthly Operability Test Number 2 Diesel Generator Tripped.Caused by Lube Oil Draining Through Tygon Tubing.Installation of Tubing Was Design Deficiency.Tubing Removed & Lube Oil Added to Tank (← links)
- 05000206/LER-1981-015, Forwards LER 81-015/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-012-03, /03L-0:on 810623,during Reactor Startup,Trip Bistables in Variable Low Pressure Trip Sys Were Set Low. Caused by Error in Biweekly Reactor Plant Instrumentation Test Procedure.Procedure Corrected (← links)
- 05000206/LER-1981-012, Forwards LER 81-012/03L-0 (← links)
- 05000206/LER-1981-017-03, /03L-0:on 810714,lube Oil Spraying from Cracked Instrument Line Ignited by Hot Exhaust Piping Above Diesel Engine.Caused by Instrument Line Cracking Due to Postulated Fatigue Failure Due to Vibrating Pressure Gauge (← links)
- 05000206/LER-1981-017, Forwards LER 81-017/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-018-01, /01T-0:on 810717,hydrogen-air Mixture Ignited in North Radwaste Gas Decay Tank Resulting in Manway Damage & Gaseous Release.Caused by check-valve Back Leakage of Volatile Gas Mix at Dinitrogen Instrument Air Interface (← links)
- ML20010B044 (redirect page) (← links)
- 05000206/LER-1981-018 (redirect page) (← links)
- 05000206/LER-1981-013-99, /99X-0:on 810618,power Operated Relief Valve Controller Opened Twice During Normal Pressure Transient Following Reactor Trip.Caused by Setting Time Constant to Off to Satisfy NUREG-0737,Item II.K.3.9 (← links)
- 05000206/LER-1981-014-03, /03L-0:on 810630,erroneous Feedwater Flow Indications Produced Indicated Power Levels Below Actual Levels.Caused by Feedwater Flow Orifice Installed Backwards on One Line & Excessive Vibration on Other (← links)
- 05000206/LER-1981-013, Forwards LER 81-013/99X-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-014, Forwards LER 81-014/03L-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-016-01, /01T-0:on 810711,immediately Following Unit Shutdown,Both Personnel Airlock Doors Were Simultaneously Open 12 Minutes.Caused by Misaligned Locking Mechanism Due to Damaged Cam Followers.Damaged or Worn Parts Replaced (← links)
- 05000206/LER-1981-016, Forwards LER 81-016/01T-0.Detailed Event Analysis Submitted (← links)
- 05000206/LER-1981-010-03, /03L-0:on 810603 & 05,inadvertent Breach of Primary Containment Occurred When Both Main Containment Personnel Airlock Doors Were Open.Caused by Three Worn Cam Followers & Misaligned Operating Shaft (← links)
- 05000206/LER-1981-010, Forwards LER 81-010/03L-0.Detailed Event Analysis Also Submitted (← links)
- 05000206/LER-1981-009-01, /01T-0:on 810609,low Coolant Flow Rate & Butterfly Valve Malfunctions Occurred on Saltwater Discharge Side of Component Cooling Heat Exchanger.Caused by Impeded Valve Movement Due to Gooseneck Barnacle Growth (← links)
- 05000206/LER-1981-009, Forwards LER 81-009/01T-0.Detailed Event Analysis Also Submitted (← links)
- 05000206/LER-1981-008-03, /03X-0:on 810504,insp of Thermal Sleeve & Feedring Assembly on Steam Generator B Found Thermal Sleeve Deformation in Feed Nozzle Area,Radial Indications at Several Feedring Distribution Holes & Other Defects (← links)
- 05000206/LER-1981-008, Forwards LER 81-008/03X-0.Detailed Event Analysis Also Submitted (← links)
- ML20004F191 (← links)
- 05000206/LER-1981-007-01, /01T-0:on 810515,pump to Motor Coupling Failed During Qualification Testing of RHR Pump Motors.Caused by Corrosive Effects of Environ & Unnatural Stresses to Coupling Due to Test Setup.Couplings Will Be Replaced (← links)