Pages that link to "NRC Form 36M"
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The following pages link to NRC Form 36M:
Displayed 50 items.
- NL-11-2445, LER 11-S01-00 for Joseph M. Farley, Unit 1 Regarding Loss of Power to Security Systems (← links)
- ML062640550 (← links)
- 05000354/LER-1998-003-01, :on 980407,concurrent Inoperability of a & B CR Chillers Was Noted.Caused by Personnel Error. Performed IST Tests,Equipment Repairs,Training & Revised Procedures (← links)
- 05000413/LER-1987-025, :on 870629,vent Flow Rate Manual Calculation Not Performed within 4 H Tech Spec Limit.Caused by Personnel Error.Personnel Counseled & Procedure Revised to Clarify Procedural Steps Re Notification (← links)
- 05000346/LER-1997-002-01, :on 970122,identified Potential Overpressurization of Penetrations During Accident Conditions.Installed Mod to Protect Component Cooling Water Supply from Overpressurization Concerns on 970504 (← links)
- 05000346/LER-1998-001-02, :on 980407,main Steam Safety Valves Setpoints Were Outside of TS Allowable Values.Cause Will Be Investigated.Setpoint of Valve Adjusted to Be within Allowable Value (← links)
- 05000461/LER-1999-009, :on 990617,failure to Satisfy Secondary Containment Bypass Leakage Rate TS Was Noted.Caused by Failure to Properly Classify Containment Penetrations. Procedures Revised.With (← links)
- 05000368/LER-1999-001, :on 990108,TS Requirements for as-lift Settings of MSSV Were Not Met.Caused by Errors in Determination of Effective Seating Area by Vendor During Test Device Qualification.Replaced All Mssvs.With (← links)
- 05000325/LER-1999-003-01, :on 970724,chlorinator Flange Leak Resulted in Cb Emergency Air Filtration Sys Actuation.Caused by Inadequately Manufactured Gas Inlet Line Spool Piece. Chlorinator Flange Inlet Line Spool Piece 2 Was Replaced (← links)
- 05000219/LER-1999-001-02, :on 990208,noted Prolonged Operation of TB with Condenser & Heater Bay Pressure.Caused by Loss of Integrity of Ventilation Envelope (Physical Boundaries).Alternate Exhaust Fan Was Placed in Service.With (← links)
- 05000482/LER-1999-007, :on 990519,action Statement 19 of TS 3.3.2 Was Violated.Caused by Inadequate Work Practices.Revised Procedure & Discussed Expectations with Maint & Operations Personnel (← links)
- 05000414/LER-1998-006-04, :on 981021,rod Control Sys Malfunction Occurred Due to Failed Card Leading to Manual Reactor Trip & Esf. Reactor Startup Was Suspended & Troubleshooting Efforts Were Initiated & Slave Cycler Lift Decoder Card Was Replaced (← links)
- 05000285/LER-1998-014, :on 981021,emergency Temporary Mod Placed Plant in Unanalyzed Condition Re Ventilation Duct.Caused by Inadequate Procedural Control of Emergency Temporary Mod. Plant Procedures Will Be Revised.With (← links)
- 05000482/LER-1998-005, :on 981011,potential Compromise of Safeguards Matl Occurred Because of Unlocked Safeguards Cabinet.Caused by Lack of Guidance for Proper Locking of Padlocks.Security Shift Lieutenant Immediately Notified (← links)
- 05000302/LER-1998-009, :on 980827,MSLI Occurred & Reactor Manually Tripped.Caused by Personnel Error.Preliminary Root Cause Evaluation for Manual Reactor Trip Reviewed with Maint Dept Supervisor & Technicians Involved (← links)
- 05000220/LER-1998-015-01, :on 980804,breach of Primary Containment Was Noted.Caused by Personnel Error.Closed Heat Exchanger Vent Valves & Restored Torus Pressure.With (← links)
- 05000285/LER-1997-005, :on 970530,improper Entry Into High Radiation Area Occurred.Caused by Lack of self-checking & Inattention to Detail.Discussed Event W/Plant Staff & Counseled Individual Involved (← links)
- 05000285/LER-1997-006, :on 970606,discovered Loss of All Fire Suppression Due to Inoperability of Fire Pumps.Caused by Atypical Set of Operating Circumstances.Procedures Are Being Modified to Prevent Recurrence of Event (← links)
- 05000382/LER-1997-018, :on 970428,voluntary LER for Dropped New Fuel Assembly Was Issued.Caused by Human Error.Sfhm Grappling Tool Was Inspected for Damage or Misalignment (← links)
- 05000245/LER-1997-024-01, :on 970409,miscoordination of Breakers Caused Loss of QA to non-QA Isolation.Caused by Inadequate Original Design,Mod Review & Commitment Tracking.Conducted Training for Electrical Engineering Personnel Coordination Issues (← links)
- 05000219/LER-1996-013, :on 961113,mounting Bolts Were Missing from a Seismic Restraint Frame Around (MCC)DC-2.Caused by Personnel Error.Required Reading Will Be Issued & Job Orders Provided with Specific Instructions (← links)
- 05000336/LER-1996-021-01, :on 960227,snubber Failure in Pressurizer Spray Line Occurred.Caused by Corrosion.Replaced Snubber Serial 12883 W/Identical Model PSA-1 Snubber (← links)
- 05000395/LER-1996-006, :on 960711,failure of Abb/Ite 27N Relays Occurred.Caused by Defective Timer Integrated Circuit U5. Identified,Replaced & Tested Subject 27N Relays & Notified Vendor of Situation (← links)
- 05000346/LER-1996-001, :on 960304,EECS Inoperable.Caused by Inadequate Safety Review.Plant Mod to Install Manual Vent Valve Will Be Implemented in Tenth Refueling Outage (← links)
- 05000368/LER-1992-001-01, :on 920227,discovered That Previous Surveillance Testing of ex-core Instrumentation Logarithmic Power Level High Trips Not Performed.Caused by Inadequate Procedures.Procedures Revised (← links)
- 05000259/LER-1996-001-01, :on 960121,Unit 1/2 B DG Auto Started During Local Panel Testing.Caused by Failure of Blocking Diode in Start Failure Circuitry.Failed Diode Replaced & Panel Alarm Pushbutton Annuciation Circuitry Checked (← links)
- 05000440/LER-1995-007, :on 950902,reactor Automatically Scramed.Caused by Operator Error.Operators Involved in Event Removed from Licensed Duties & Counseled W/Respect to Improper Actions (← links)
- 05000440/LER-1995-006, :on 950901,ESF Actuation During Inverter Restoration Occurred.Caused by Personnel Error.Engineers Involved in Technical Review of Work Order Coached & Counseled by Mgt/Supervision (← links)
- 05000440/LER-1995-005, :on 950831,reactor Automatically Scramed.Caused by Equipment Failure.Inverter Unit Replaced & Instrument Power Supply Restored (← links)
- 05000336/LER-1995-042, :on 951115,failed to Perform SR 4.8.1.1.1, Offsite Line Verification Due to Inadequate Communication. Revised Procedure Sp 2619A to Ensure That TS Action Statement SRs Documented (← links)
- 05000272/LER-1995-026, :on 951023,MSSV Failed Lift Set Test.Cause Under Investigation.Appropriate Enhancements Will Be Made to Safety Valve Program Based on Results of Root Cause Determination (← links)
- 05000298/LER-1995-010, :on 950413,unanalyzed Condition Discovered During Closeout of RHR Min Flow Valve Design Change (DC) 94-332.Caused by Improper Review of Previous DC 76-2.Util Implemented DC 94-332 (← links)
- 05000333/LER-1995-011-01, :on 950531,leakage of Primary Containment Isolation Valves Was Exceeded.Caused by 02-2AOV-39 & 02- 2AOV-40 Experiencing Repeated Difficulty in Passing Llrt. Flushed Seat on Inboard Isolation Valve (← links)
- 05000313/LER-1991-010-03, :on 911005,discovered That Offsite Power Source May Be Unable to Maintain Adequate Voltage to Safety Loads During Accident Conditions.Caused by Increased Offsite Grid Loading.Procedural Guidance Implemented (← links)
- 05000423/LER-1995-004, :on 950322,historical Breaches Affected CR Pressurization & Secondary Containment Vacuum Due to Misinterpretation of Ts.Work Controls Minimized Possibility of Pressure Boundary Breaches (← links)
- 05000456/LER-1995-004-05, :on 950409,RT Occurred Due to Failed Capacitor in Firing Card That Caused Loss of Vital AC Instrument Bus 11.Replaced Firing Board in Instrument Inverter W/New One (← links)
- 05000313/LER-1991-005-02, :on 910521,automatic Reactor Trip on Loss of Main Feedwater Occurred.Caused by Inadequate Procedural Guidance Re cross-tie of Electrical Load Ctrs.Personnel Involved Counseled (← links)
- 05000313/LER-1991-009-03, :on 911003,discovered That 480-volt Ac ESF Load Ctrs 2B5 & 2B6 Not in Seismically Qualified Configuration & Support Rails Not Secured in Place.Caused by Insufficient Design Review.Rails Removed (← links)
- 05000219/LER-1994-018, :on 940924,containment Exhaust Valves Inadvertently Isolated Due to Improper Switch Position. Caused by Fabrication Deficiency.Four Isolated Valves Reopened & Surveillance Procedure Revised (← links)
- 05000382/LER-1994-014-01, :on 941006,HLIV Circuit Breaker Left in Open Position Due to Personnel Error.Cognizant CRS Has Been Counseled in Accordance W/Waterford 3 Improving Human Performance Program (← links)
- 05000313/LER-1991-007-02, :on 910614,during Insp,Fuse Discovered Inadequate.Caused by Design Inadequacies.Firewatches Posted in Areas of Common Vulnerability & Fuses for Emergency Batteries Replaced (← links)
- 05000456/LER-1994-005-01, :on 940323,inadvertent Start of DG 1B Occurred During Surveillance Testing.Caused by Miscommunication Between Personnel.Offsite Power Restored to Bus 142 & DG 1B Secured (← links)
- 05000313/LER-1990-010-02, :on 900915,determined That Check Valves Located in Air Supply Sys to Dampers Used for Isolation of ANO-1 Ventilation Sys Not Previously Tested (← links)
- 05000321/LER-1993-015, :on 931128,high Pressure Coolant Injection Sys Experienced Momentary Inoperability Due to Power Supply Transient.Hpci Sys Restored to Operable Status & Procedures Revised (← links)
- 05000313/LER-1990-005, :on 900703,possible Failure of Containment Isolation Valve Associated W/Letdown Sys Discovered.Caused by Inadequate Electrical Separation Between Safety & nonsafety-related Components.Mod Installed (← links)
- 05000368/LER-1990-014, :on 900626,automatic Reactor Trip Occurred Due to Erroneous Control Element Assembly Position Indication (← links)
- 05000281/LER-1993-006-03, :on 931115,Unit 2 Experienced Automatic Reactor Trip.Caused by Electrical Circuit Failure.Electrical Failure Traced to Defective Circuit Breaker & Replaced (← links)
- 05000400/LER-1992-001-01, :on 920102,standby Injection Pump Room Ventilation Inoperable Due to Misalignment of Manual Damper & Failure to Install 2 Blank Flanges.Caused by Failure to Install Parts During Initial Construction (← links)
- 05000528/LER-1993-001-01, :on 930130,main Turbine Trip Occurred Which Initiated Manual Reactor Trip After Receiving High Pressurizer Pressure Pretrip Alarm.Caused by Failure of High Tank Level Controller.Failed Controller Replaced (← links)
- 05000366/LER-2013-001, Regarding Unplanned RPS Actuation Due to Scram Discharge Volume High Level During Surveillance Test (← links)