Pages that link to "NRC Form 36EA"

The following pages link to NRC Form 36EA:

Displayed 30 items.

• 05000482/LER-1999-009, :on 990811,discovered That Inadequate Fire Separation Could Result in Loss of Charging Water Capability.Caused by Several Unvalidated Engineering Judgements Re Safe Shutdown Equipment.Revised Procedures ‎ (← links)
• 05000482/LER-1998-006, :on 960119,failure to Correctly Test Portion of Automatic Level Control Circuitry of EDG Fuel Oil Transfer Sys Was Noted.Caused by Failure to Ensure well-constructed License Amend Was Submitted.Revised Procedures & Forms ‎ (← links)
• 05000346/LER-1997-008-01, :on 961113,switchboard Circuit Was Declared Inoperable Due to Switchyard Breaker Alignment.Caused by Misunderstanding of Design.Standing Order Was Issued on 961121 to Provide Guidance for Entering TS ‎ (← links)
• 05000302/LER-1997-014, :on 970611,discovered That Reactor Bldg Penetrations Were Outside Design Bases.Caused by Engineering Design Errors.Will Review Other Reactor Bldg Penetrations & Will Implement Modifications to Penetrations ‎ (← 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)
• 05000499/LER-1992-008-01, :on 920915,CR Toxic Gas non-ESF Alarm Received & Redundant Actuator Did Not Actuate.Caused by Failed Infared Source.Gas Analyzers Will Be Replaced w/state-of- the-art During Next Scheduled Outage ‎ (← links)
• 05000352/LER-1996-006, :on 960207,control Room Emergency Fresh Air Sys Declared Inoperable.Caused by Flow Switch Coordination Deficiency.Flow Switches Adjusted,Station Guidance Revised & Site Staff Training Performed ‎ (← links)
• 05000346/LER-1996-003, :on 960328,discovered Discrepancy in SRs for Testing of Absorbent Matl in Evs.Caused by Deficiencies in Testing of nuclear-grade Activated Charcoal.Submitted Emergency Amend Request to Revise SRs ‎ (← links)
• 05000278/LER-1992-004-03, :on 920625,HPCI Sy Declared Inoperable Due to High Water Level in Turbine Casing.Level in HPCI Turbine Exhaust Drain Pot Will Be Monitored & Maintained at Normal Level Using Drain Valve ‎ (← links)
• 05000416/LER-1995-008-01, :on 950712,inadvertent Reactor Scram Occurred Due to Turbine Trip on Loss of Condenser Vacuum.Replaced Failed Ethylene Propylene Expansion Joint W/Neoprene Expansion Joint ‎ (← links)
• 05000324/LER-1991-011, :on 910824,light Bulb on Motor Control Ctr for RWCU Inlet Outboard Isolation Valve Burned Out & Bulb Broke Off in Socket,Causing Electrical Short.Caused by Blown Fuse. Light Bulb & Fuse Replaced ‎ (← links)
• 05000324/LER-1991-015-02, :on 911002,unplanned ESF Actuation Occurred While Removing Reactor Low Level Instrumentation from Svc. Caused by Lack of Caution in Surveillance Procedure. Procedure Will Be Revised Re Analog Trip Unit ‎ (← links)
• 05000298/LER-1995-008, :on 950314,particulate Filter in Erp Normal Range Kaman Was Discovered Missing Due to Defective Procedure.Examined Remaining Monitors & Backup Samplers to Verify Proper Installation of Filters ‎ (← links)
• 05000260/LER-1991-005-01, :on 910327,unplanned ESF Actuation Occurred. Caused by Unexpected Failure of Relay Coil.Replacing Relay Coil & Realigning Affected Sys,Work Requests Issued & Replacing GE Type Relays ‎ (← links)
• 05000370/LER-1994-003-06, :on 940815,required Operability Surveillance of Ac Offsite Sources Not Performed During Inoperability of DG Room Sump Pump 2B2 Associated W/Dg 2B Due to Improper Work Practices.Required Surveillance Performed ‎ (← links)
• 05000331/LER-1994-011, :on 940718,recognized That Surveillance Test Requirement to Demonstrate Operability of a Channel RBM Had Not Been Performed.Caused by Personnel Error.Faulty Rod Select Switch in RMCS Was Replaced ‎ (← links)
• 05000414/LER-1994-003-02, :on 940710,turbine Runback Occurred Following Manual Trip of Malfunctioning Main Feedwater Pump.Caused by Performance of CF System Following Level Recovery.Evaluated Systems Interactions & Responsiveness ‎ (← links)
• 05000263/LER-1994-002, :on 940324,determined That Instantaneous Trip of 480 Vac MCCBs Does Not Meet Acceptance Trip Due to Mfg Design.Revised PMP for 480 Vac Molded Case Circuit Breakers ‎ (← links)
• 05000416/LER-1993-010, :on 931004,loss of Shutdown Cooling & ESF Actuation Occurred During Unit Outage Due to Class 1E Bus Voltage Oscillations.Replaced Faulty Current Limiting Card ‎ (← links)
• 05000278/LER-1993-009-03, :on 931113,HPCI Sys Declared Inoperable When Discharge Valve Would Not Open Due to Misaligned Relay Contact.Following Relay adjustment,MO-3-23-19 Tested Satisfactorily & Associated TS LCO Exited ‎ (← links)
• 05000482/LER-1993-014, :on 900501,essential Svc Water Low Flow Prior to Refueling Outage Occurred.Cause Unknown.Reportability Determination Process Revised,Rers Logged & Entered Into Tracking Database ‎ (← links)
• 05000282/LER-1993-008, :on 930624,observed That Valve CV-31740, Instrument Air to Unit 1 Containment Closed Due to Failure of Coil in Solenoid Operated Pilot Valve.Valve Reopened Locally to Restore Instrument Air ‎ (← links)
• 05000382/LER-1993-002-01, :on 930615,reactor Tripped Due to High SG Level Caused by Failure of Feedwater Control Sys.Caused by Failure of Square Root Extractor in Feedwater Flow Circuit.Failed Components Replaced & Alarm Setpoints Reviewed ‎ (← links)
• 05000440/LER-1993-013, :on 930608,control Room HVAC Sys Train a Supply Fan Tripped on Overcurrent,Resulting in Both Sys Trains Being Unavailable.Caused by Motor Winding Insulation Failure.Motor Repaired by Mfg ‎ (← links)
• 05000482/LER-1993-002, :on 930310,CPIS & CR Ventilation Isolation Signal Generated by Signal from Containment Purge Radiation Monitor.Caused by Design Misapplication of Target Rock Sovs. Target Rock Valves Will Be Replaced ‎ (← links)
• 05000318/LER-1993-001-01, :on 930220,plant Found to Be in Condition Outside Design Basis When Pressurizer Code Safety Valve Found W/Lift Setpoints Due to Imprecision Associated W/Test Methodology.Valves Setpoints Will Be Verified ‎ (← links)
• 05000528/LER-1990-010, :on 901012,ESF Actuation Caused by Calibr Step Omission in Work Document ‎ (← links)
• 05000397/LER-1989-016, :on 890514,reactor Operator Inadvertently Tripped Div 1 & 2 Offsite Power Supply Feeders Resulting in Loss of Power to Buses SM-7 & SM-4.Caused by Inadvertent Removal of Transformer Fuses.Fuses Reinserted ‎ (← links)
• 05000395/LER-2008-003, Regarding Inadvertent Actuation of the Emergency Diesel Generator in the Emergency Start Mode Due to Bus Undervoltage ‎ (← links)
• 05000395/LER-2007-002, Re Failure to Follow Administrative Controls Results in LCO 3.6.4 Violation ‎ (← links)