Pages that link to "05000286/LER-1981-005, Forwards LER 81-005/03L-1.Detailed Event Analysis Encl"
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The following pages link to 05000286/LER-1981-005, Forwards LER 81-005/03L-1.Detailed Event Analysis Encl:
Displaying 50 items.
- 05000247/LER-1981-020-03, /03L-0:on 810821,during Normal Operation,Control Rod G-3 Dropped Into Core,Initiating Turbine Runback.Caused by Spray from Leaking Plug Needle Valve on Control Rod H-2, Causing Coil Stack Connector to Fault.Connector Repaire (← links)
- 05000247/LER-1981-020, Forwards LER 81-020/03L-0 (← links)
- 05000247/LER-1981-004-03, During Surveillance Test PT-R35 Opening Time for One of Two Power Operated Relief Valves (PCV-456) Was 2.5-s Longer than Permitted.Caused by Nitrogen Supply Valve Inadvertently Closed.Valve Reopened (← links)
- 05000247/LER-1981-003-03, During Surveillance Test PT-R35 Shutoff Valve 822B in Component Cooling Water Return Line 21 for RHR Heat Exchange Would Not Open.Caused by Loose Torque Switch.Switch Tightened (← links)
- 05000247/LER-1981-031-03, /03L-0:on 811223,during Surveillance Test PT-MI/PC-MI at 100% Power,Value for Q (Upper) on Channel N44 Was Found Incorrect.Caused by Transcription Error.Channel Recalibr & Retested Satisfactorily (← links)
- 05000247/LER-1981-031, Forwards LER 81-031/03L-0 (← links)
- 05000247/LER-1981-032-03, /03L-0:on 811222,during Testing,Containment Isolation Valve 1723 Found Binding in Midstroke Position. Caused by Binding of Mechanical Linkage Between Grinnell Diaphragm Valve.Linkage Lubricated (← links)
- 05000247/LER-1981-032, Forwards LER 81-032/03L-0 (← links)
- 05000247/LER-1981-033-03, /03L-0:on 811217,containment Air Lock Type B Test PT-SA 10 Was Performed 7 Days Late.Cause Not Stated. Followup Sys Revised to Preclude Recurrence (← links)
- 05000247/LER-1981-033, Forwards LER 81-033/03L-0 (← links)
- 05000247/LER-1981-029-03, /03L-0:on 811119,during Test Run of Safety Injection Pump,Motor Emitted Smoke & Did Not Turn.Caused by Frozen Shaft Bushings on Pump Rotating Elements.Pump Replaced (← links)
- 05000247/LER-1981-028-03, /03L-0:on 811120,pressurizer Safety Valve PCV-464 Found to Actuate Approx 4% Below Tech Spec Min.Cause Unknown.Valve Readjusted & Retested (← links)
- 05000247/LER-1981-030-99, /99X-0:on 811111,seal Return Flow from RCP Increased to Greater than 5 Gpm.Caused by anti-rotation Pin Failure or Seal Failure.New Seals & Pin of Modified Design Installed (← links)
- 05000247/LER-1981-030, Forwards LER 81-030/99X-0 (← links)
- 05000286/LER-1981-010-01, /01T-0:on 811208,leak of Approx 1 Pint Per Minute Identified in Fan Cooler Unit 34.Caused by Leak in Tube of Cooling Coils for Motor Cooler.Tube Repaired (← links)
- 05000286/LER-1981-010, Forwards LER 81-010/01T-0 (← links)
- 05000247/LER-1981-027-03, /03L-0:on 811110,primary Heat Trace Circuit for Balance Leakoff Line of Safety Injection Pump 23 Failed. Caused by Burned & Broken Connection at Chromalox Strip Heater Element for Thrust Balance Line (← links)
- 05000247/LER-1981-027, Forwards LER 81-027/03L-0 (← links)
- 05000286/LER-1981-009-03, /03L-0:on 811110,battery Charger 31 Tripped.Cause Not specified.Delta-P Air Flow Sensing Switch Replaced (← links)
- 05000286/LER-1981-009, Forwards LER 81-009/03L-0 (← links)
- 05000247/LER-1981-026-03, /03L-0:on 811029,reduction Observed in Delta & Average Temp on Loop 23.Caused by Defect in Hot Leg Model 176JA Resistance Temp Detector Circuit.Resistance Temp Element Replaced (← links)
- 05000247/LER-1981-026, Forwards LER 81-026/03L-0 (← links)
- 05000247/LER-1981-025-99, /99X-0:on 811009,code Safety Valve Ms 48A on Main Steam Line 21 Was Found Lifting at Lower than Specified Pressure.Caused by Broken Section on Disc Holder in Valve. Defective Parts Replaced (← links)
- 05000247/LER-1981-025, Forwards LER 81-025/99X-0 (← links)
- 05000286/LER-1981-008-01, /01T-0:on 811109,at Hot Shutdown,Two Manual Isolation Vlaves in Weld Channel & Containment Penetration Pressurizaiton Sys Were Closed.Caused by Administrative Error.Valves Opened (← links)
- 05000286/LER-1981-008, Forwards LER 81-008/01T-0.Detailed Event Analysis Encl (← links)
- 05000247/LER-1981-024-03, /03L-0:on 811014,snubber 70-SR-13 on Pressurizer Relief Line & Bergen Patterson Hydraulic Snubber Hssa 3 Shaft Found Broken.Caused by Transverse Impact Load on Snubber Piston Rod.Snubber Replaced & Rod Analyzed (← links)
- 05000247/LER-1981-023-03, /03L-0:on 811014,perturbation in Secondary Blowdown Piping Associated W/Steam Generator 21 Resulted in Failure of Bolts Between Strut Assembly & Base of Snubber 46-SR-3.Cause Due to Water Hammer.Bolts & Snubber Replaced (← links)
- 05000286/LER-1981-005-03, /03L-1:on 810305,snubber RC-R-70-8-H Was Declared Inoperable Because of Oil Leak.Caused by Failure of O-ring in Main Cylinder Flange & Scoring on Extension & Compression Poppets.Snubber Repaired,Rebuilt & Tested (← links)
- ML20032E914 (redirect page) (← links)
- 05000286/LER-1981-005 (redirect page) (← links)
- 05000286/LER-1981-003-03, /03L-1:on 810223,during Seismic Restraint Test, Snubber RC-R-344-5-H Failed to Lock Up in Extension Position.Caused by Excessively High Bleed Rate W/Result That Lockup Was Unobservable.Snubber Rebuilt & Tested (← links)
- 05000286/LER-1981-003, Forwards LER 81-003/03L-1 (← links)
- 05000286/LER-1981-007-01, /01T-0:on 810928,following Hydrostatic Testing of Rcs,Leakage of Coolant Observed in Steam Generator 31.Cause Not Specified.Unit in Cold Shutdown.Eddy Current Insp of Steam Generators Underway (← links)
- 05000286/LER-1981-007, Forwards LER 81-007/01T-0.Detailed Event Analysis Encl (← links)
- 05000247/LER-1981-019-03, /03L-0:on 810810,safety Injection Pump 23 Tripped After Flash & Smoke Observed in Pump Motor.Caused by Two Rotor Bars Lifting,Making Contact W/Stator Windings & Rubbing Through Insulation.Motor Replaced (← links)
- 05000247/LER-1981-019, Forwards LER 81-019/03L-0 (← links)
- 05000247/LER-1981-022-03, /03L-0:on 810916,during Normal Operation W/Reactor at 100% Power,Lubricating Oil of Diesel Generator 21 Had Unusual Appearance.Caused by Leaking Water Into Lube Oil. Cooler Tube Bundle Replaced & Generator Returned to Svc (← links)
- 05000247/LER-1981-022, Forwards LER 81-022/03L-0 (← links)
- 05000247/LER-1981-021-99, /99X-0:on 810829,pinhole Leak Discovered in Elbow on 2-inch Svc Water Outlet Line.Caused by Erosion of Pipe Matl.Elbow & Pipe Replaced (← links)
- 05000247/LER-1981-021, Forwards LER 81-021/99X-0 (← links)
- 05000286/LER-1981-006-03, /03L-0:on 810706,battery Charger 32 Discovered in Tripped Position.Caused by Faulty delta-P Air Flow Sensing Switch.Switch Replaced (← links)
- 05000286/LER-1981-006, Forwards LER 81-006/03L-0 (← links)
- 05000247/LER-1981-018-03, /03L-0:on 810710,during Attempt to Automatically Start,Diesel Generator 21 Shut Down.Caused by Over Crank Due to Incorrectly Set Timer Relays.Relays Reset (← links)
- 05000247/LER-1981-018, Forwards LER 81-018/03L-0 (← links)
- 05000247/LER-1981-016-03, /03L-0:on 810705,during Routine Check of Diesel Generator 23,water Found in Crankcase.Caused by Water Leaking from Lube Oil Cooler Into Lube Oil.Leaking Tube Plugged & Oil Changed (← links)
- 05000247/LER-1981-016, Forwards LER 81-016/03L-0 (← links)
- 05000247/LER-1981-017-03, /03L-0:on 810630,feed Breaker for 480-volt Bus 5A Opened & Associated Lockout Relay Actuated.Caused by Defective Westinghouse DB-75 Breaker Tripping Device. Device Replaced (← links)
- 05000247/LER-1981-017, Forwards LER 81-017/03L-0 (← links)
- 05000247/LER-1981-015-01, /03L-0:on 810528,during Low Power Operation, Control Room Instrumentation Indicated Control Rod in Inserted Position.Cause Undetermined.Control Rod Returned to Bank Position.Subsequent Tests Satisfactory (← links)