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05000302/LER-1981-031, Updated LER 81-031/01T-1:on 810624,Henry Pratt Co Notified That Containment Purge Valves AHV-1A,1B,1C & 1D Could Fail During Loca.Cause Unknown.Valves Modified on 810701.Mods Resolved 10CFR100 Dose Rate Excess Identified on 821 | 15 November 1982 | Updated LER 81-031/01T-1:on 810624,Henry Pratt Co Notified That Containment Purge Valves AHV-1A,1B,1C & 1D Could Fail During Loca.Cause Unknown.Valves Modified on 810701.Mods Resolved 10CFR100 Dose Rate Excess Identified on 821101 | |
05000302/LER-1983-018, Updated LER 83-018/01T-1:on 830413,preliminary Repts Received from B&W Indicated 51 of 120 Upper Core Barrel Bolts W/Ultrasonic Flaw Indications.Caused by Intergranular Stress Corrosion Cracking.Bolts Replaced | 12 July 1983 | Updated LER 83-018/01T-1:on 830413,preliminary Repts Received from B&W Indicated 51 of 120 Upper Core Barrel Bolts W/Ultrasonic Flaw Indications.Caused by Intergranular Stress Corrosion Cracking.Bolts Replaced | Stress corrosion cracking |
05000302/LER-1983-023, Updated LER 83-023/01T-1:on 830613,fire Damper Discovered Missing.Approx 55 Addl Dampers & Chase Connecting Control Complex 108 & 165 Ft Elevations Degraded Due to Incorrect Fire Rating.Caused by Personnel Error | 20 July 1983 | Updated LER 83-023/01T-1:on 830613,fire Damper Discovered Missing.Approx 55 Addl Dampers & Chase Connecting Control Complex 108 & 165 Ft Elevations Degraded Due to Incorrect Fire Rating.Caused by Personnel Error | Fire Barrier Continuous fire watch Fire Protection Program |
05000302/LER-1983-031, Supplementary LER 83-031/03L-1:on 830725,containment Isolation Valve CAV-6 & -7 Would Not Close Under Sys Pressure of 1,000 Psi.Caused by Insufficient Design &/Or Inadequate Maint Procedures | 7 September 1983 | Supplementary LER 83-031/03L-1:on 830725,containment Isolation Valve CAV-6 & -7 Would Not Close Under Sys Pressure of 1,000 Psi.Caused by Insufficient Design &/Or Inadequate Maint Procedures | Packing leak |
05000302/LER-1983-045, Rev 1 to LER 83-045/03X-1:on 831016,1104 & 08,175-ft Wind Speed Instrumentation & on 831028 & 1102,33-ft Wind Direction Instrumentation Discovered Inoperable.Caused by Severe Weather Damage & Component Failure | 1 December 1983 | Rev 1 to LER 83-045/03X-1:on 831016,1104 & 08,175-ft Wind Speed Instrumentation & on 831028 & 1102,33-ft Wind Direction Instrumentation Discovered Inoperable.Caused by Severe Weather Damage & Component Failure | |
05000302/LER-1983-053, Updated LER 83-053/03L-1:on 831109,safety-related Hydraulic Snubber MSH-252 Declared Inoperable When Lack of Oil Level Indication Noted in Sightglass.Caused by Loose jam-nut on Stationary End of Snubber,Allowing rotation.W/8401 | 6 January 1984 | Updated LER 83-053/03L-1:on 831109,safety-related Hydraulic Snubber MSH-252 Declared Inoperable When Lack of Oil Level Indication Noted in Sightglass.Caused by Loose jam-nut on Stationary End of Snubber,Allowing rotation.W/840106 Ltr | |
05000302/LER-1983-058, Updated LER 83-058/03L-1:on 831103,while Performing Maint on 120-volt Ac Vital Bus Transfer Switch,Fuse Blew,Rendering Inverter 3A Inoperable.Caused by Personnel Inadvertently Shorting Out Lamp Base.Inverter repaired.W/840106 L | 6 January 1984 | Updated LER 83-058/03L-1:on 831103,while Performing Maint on 120-volt Ac Vital Bus Transfer Switch,Fuse Blew,Rendering Inverter 3A Inoperable.Caused by Personnel Inadvertently Shorting Out Lamp Base.Inverter repaired.W/840106 Ltr | |
05000302/LER-1984-001, Updated LER 84-001-01:on 840113,end Cap on Reactor Bldg Side of Spare Penetration 3531 Mistakenly Cut Off.Caused by Personnel Failure to Follow Applicable Engineering Procedures.Personnel Retrained | 26 June 1984 | Updated LER 84-001-01:on 840113,end Cap on Reactor Bldg Side of Spare Penetration 3531 Mistakenly Cut Off.Caused by Personnel Failure to Follow Applicable Engineering Procedures.Personnel Retrained | |
05000302/LER-1989-013, Corrected LER 89-013-01:on 890409,when Time Delay Satisfied & Voltage Had Not Recovered,Emergency Diesel Generator Start Signal Was Initiated.Caused by Degraded Voltage on Engineered Safeguard 4,160 Volt Buses | 5 July 1989 | Corrected LER 89-013-01:on 890409,when Time Delay Satisfied & Voltage Had Not Recovered,Emergency Diesel Generator Start Signal Was Initiated.Caused by Degraded Voltage on Engineered Safeguard 4,160 Volt Buses | |
05000302/LER-1990-010 | 27 July 1990 | LER 90-010-00:on 900626,determined That Voltage Dips Caused by Sluggish Voltage Regulator Response Exceed Reg Guide 1.9 Limits.Caused by Improper Load Sequence Interval.Test Plan Being Developed for Testing Voltage regulator.W/900727 Ltr | |
05000302/LER-1997-039, Corrected Page 1 to LER 97-039-00,adding Rept Date in Block 7.On 971108,unqualified Matl Discovered Left in Reactor Bldg During Const.Caused by Personnel Error.Polystyrene Permanently Installed | 3 December 1997 | Corrected Page 1 to LER 97-039-00,adding Rept Date in Block 7.On 971108,unqualified Matl Discovered Left in Reactor Bldg During Const.Caused by Personnel Error.Polystyrene Permanently Installed | |
05000302/LER-1997-040, Corrected Page 1 of LER 97-040-00,adding Rept Date in Block 7.On 971110,inadequate Engineering Documentation for safety- Related Large Bore Piping Analysis & Pipe Supports Noted. Caused by Personnel Error | 4 December 1997 | Corrected Page 1 of LER 97-040-00,adding Rept Date in Block 7.On 971110,inadequate Engineering Documentation for safety- Related Large Bore Piping Analysis & Pipe Supports Noted. Caused by Personnel Error | |
05000335/LER-1981-039, Updated LER 81-039/03L-1:on 810802,during Power Operation, PORV Block Valve MV1403 Would Not Close.Caused by Loose Electrical Connection on Valve Limit Switch.Connection Tightened During Oct 1981 refueling.W/840319 Ltr | 19 March 1984 | Updated LER 81-039/03L-1:on 810802,during Power Operation, PORV Block Valve MV1403 Would Not Close.Caused by Loose Electrical Connection on Valve Limit Switch.Connection Tightened During Oct 1981 refueling.W/840319 Ltr | |
3F0184-12, Monthly Operating Rept for Dec 1983 | 31 December 1983 | Monthly Operating Rept for Dec 1983 | |
3F0184-22, RO Special Rept 84-01:on 840114,leak Found in Fire Suppression Water Sys,Rendering Sys Inoperable.Caused by Compliance W/Tech Spec Limiting Condition for Operation.Sys Returned to Operable Status on 840115 | 23 January 1984 | RO Special Rept 84-01:on 840114,leak Found in Fire Suppression Water Sys,Rendering Sys Inoperable.Caused by Compliance W/Tech Spec Limiting Condition for Operation.Sys Returned to Operable Status on 840115 | Fire Watch |
3F0185-02, Monthly Operating Rept for Dec 1984 | 31 December 1984 | Monthly Operating Rept for Dec 1984 | |
3F0186-09, Monthly Operating Rept for Dec 1985 | 31 December 1985 | Monthly Operating Rept for Dec 1985 | |
3F0187-07, Special Rept 86-01:on 861223,during Startup from Mode 5,unit Entered Mode 4 W/Noble Gas Activity Monitor & Fuel Handling Bldg Area Exhaust Duct Inoperable.Caused by Poor Response of Installed Check Source.Instrument Recalibr | 9 January 1987 | Special Rept 86-01:on 861223,during Startup from Mode 5,unit Entered Mode 4 W/Noble Gas Activity Monitor & Fuel Handling Bldg Area Exhaust Duct Inoperable.Caused by Poor Response of Installed Check Source.Instrument Recalibr | |
3F0187-08, Monthly Operating Rept for Dec 1986 | 31 December 1986 | Monthly Operating Rept for Dec 1986 | |
3F0188-09, Monthly Operating Rept for Dec 1987 | 31 December 1987 | Monthly Operating Rept for Dec 1987 | |
3F0188-19, Special Rept 87-05:during Refuel IV Outage,Steam Generator Eddy Current Testing Revealed Defective tubes.Pre-outage Planning Developed 6% Random Sampling Insp Plan That Would Be Completed on a Steam Generator | 20 January 1988 | Special Rept 87-05:during Refuel IV Outage,Steam Generator Eddy Current Testing Revealed Defective tubes.Pre-outage Planning Developed 6% Random Sampling Insp Plan That Would Be Completed on a Steam Generator | Eddy Current Testing |
3F0191-05, Monthly Operating Rept for Crystal River Unit 3 for Dec 1990 | 31 December 1990 | Monthly Operating Rept for Crystal River Unit 3 for Dec 1990 | |
3F0192-07, Monthly Operating Rept for Dec 1991 for Crystal River Unit 3 | 31 December 1991 | Monthly Operating Rept for Dec 1991 for Crystal River Unit 3 | |
3F0193-05, Monthly Operating Rept for Dec 1992 for Crystal River,Unit 3 | 31 December 1992 | Monthly Operating Rept for Dec 1992 for Crystal River,Unit 3 | |
3F0194-06, Monthly Operating Rept for Dec 1993 for Crystal River Unit 3 | 31 December 1993 | Monthly Operating Rept for Dec 1993 for Crystal River Unit 3 | |
3F0195-04, Monthly Operating Rept for Dec 1994 for Crystal River Unit 3 | 31 December 1994 | Monthly Operating Rept for Dec 1994 for Crystal River Unit 3 | |
3F0196-05, Monthly Operating Rept for Dec 1995 for Crystal River Unit 3 | 31 December 1995 | Monthly Operating Rept for Dec 1995 for Crystal River Unit 3 | |
3F0197-08, Monthly Operating Rept for Dec 1996 for Crystal River Unit 3 | 31 December 1996 | Monthly Operating Rept for Dec 1996 for Crystal River Unit 3 | |
3F0198-04, Special Rept 97-08:on 971208,mid Range & High Range Noble Gas Stack Monitors Found to Be Inoperable Greater than Seven Days.Cables to low-medium-high Valve Controllers re-connected Inside Radiation Monitoring Panel | 3 January 1998 | Special Rept 97-08:on 971208,mid Range & High Range Noble Gas Stack Monitors Found to Be Inoperable Greater than Seven Days.Cables to low-medium-high Valve Controllers re-connected Inside Radiation Monitoring Panel | |
3F0198-05, Monthly Operating Rept for Dec 1997 for Crystal River,Unit 3 | 31 December 1997 | Monthly Operating Rept for Dec 1997 for Crystal River,Unit 3 | |
3F0198-07, Special Rept 97-09:provides Details of Conditions Found Not Meeting Acceptance Criteria During Ongoing Twentieth Year Tendon Surveillance of Containment Post Tensioning Sys. Commitments Encl | 8 January 1998 | Special Rept 97-09:provides Details of Conditions Found Not Meeting Acceptance Criteria During Ongoing Twentieth Year Tendon Surveillance of Containment Post Tensioning Sys. Commitments Encl | |
3F0199-05, Monthly Operating Rept for Dec 1998 for Crystal River Unit 3.With | 31 December 1998 | Monthly Operating Rept for Dec 1998 for Crystal River Unit 3.With | |
3F0284-05, Monthly Operating Rept for Jan 1984 | 31 January 1984 | Monthly Operating Rept for Jan 1984 | |
3F0285-08, Monthly Operating Rept for Jan 1985 | 31 January 1985 | Monthly Operating Rept for Jan 1985 | |
3F0285-16, Annual Operating Rept,1984 | 31 December 1984 | Annual Operating Rept,1984 | Grab sample Met Tower Overspeed trip |
3F0286-04, Monthly Operating Rept for Jan 1986 | 31 January 1986 | Monthly Operating Rept for Jan 1986 | |
3F0286-08, RO:86-002-00:on 860110,incident Occurred in Seawater Intake Area Resulting in Deaths of Two Divers.All Seawater Pumps Shut Off for 2 H 45 Minutes.Ler Will Be Sent by 860221 | 10 February 1986 | RO:86-002-00:on 860110,incident Occurred in Seawater Intake Area Resulting in Deaths of Two Divers.All Seawater Pumps Shut Off for 2 H 45 Minutes.Ler Will Be Sent by 860221 | Ultimate heat sink |
3F0287-05, Monthly Operating Rept for Jan 1987 | 31 January 1987 | Monthly Operating Rept for Jan 1987 | |
3F0287-17, Ro:On 870121,during Performance of Surveillance Procedure SP-110,CRD a Ac Breaker Failed to Trip.Caused by Malfunction of Undervoltage Trip Coil Device.Breaker Replaced & Successfully Tested | 23 February 1987 | Ro:On 870121,during Performance of Surveillance Procedure SP-110,CRD a Ac Breaker Failed to Trip.Caused by Malfunction of Undervoltage Trip Coil Device.Breaker Replaced & Successfully Tested | |
3F0287-21, Ro:On 870112,6-month Interval for Containment Air Lock Type B Tests Found Exceeded Due to Inconsistencies Between Tech Specs & App J.Caused by Failure to Recognize Dual Sources of Requirements.Test Schedule Revised & Tech Spec Changed | 23 February 1987 | Ro:On 870112,6-month Interval for Containment Air Lock Type B Tests Found Exceeded Due to Inconsistencies Between Tech Specs & App J.Caused by Failure to Recognize Dual Sources of Requirements.Test Schedule Revised & Tech Spec Changed | |
3F0288-10, Monthly Operating Rept for Jan 1988 | 31 January 1988 | Monthly Operating Rept for Jan 1988 | |
3F0288-13, Part 21 Rept Re Degraded Limitorque Motor Operator Valve Leads.Initially Reported on 880212.Caused by Damaged Insulation.Limitorque Contacted for Repair Method.Valves Did Not Have Insulation Type Described in IE Info Notice 87-008 | 15 February 1988 | Part 21 Rept Re Degraded Limitorque Motor Operator Valve Leads.Initially Reported on 880212.Caused by Damaged Insulation.Limitorque Contacted for Repair Method.Valves Did Not Have Insulation Type Described in IE Info Notice 87-008 | |
3F0288-14, 1987 Annual Rept of Reactor Vessel Surveillance Capsules, Challenges to Pressurizer PORV & Safety Valves,Facility Changes,Test & Experiments | 31 December 1987 | 1987 Annual Rept of Reactor Vessel Surveillance Capsules, Challenges to Pressurizer PORV & Safety Valves,Facility Changes,Test & Experiments | Post Accident Monitoring |
3F0289-07, Monthly Operating Rept for Jan 1989 for Crystal River Unit 3 | 31 January 1989 | Monthly Operating Rept for Jan 1989 for Crystal River Unit 3 | |
3F0291-04, Monthly Operating Rept for Jan 1991 for Crystal River Unit 3 | 31 January 1991 | Monthly Operating Rept for Jan 1991 for Crystal River Unit 3 | |
3F0292-07, Monthly Operating Rept for Jan 1992 for Crystal River, Unit 3 | 31 January 1992 | Monthly Operating Rept for Jan 1992 for Crystal River, Unit 3 | |
3F0293-02, Monthly Operating Rept for Jan 1993 for Crystal River Unit 3 | 31 January 1993 | Monthly Operating Rept for Jan 1993 for Crystal River Unit 3 | |
3F0294-08, 1993 Annual Repts, Including Annual Rept of Personnel Exposure,Annual Rept of Reactor Vessel Surveillance Capsules & Annual Rept of Challenges to Pressurizer Relief & Safety Valves | 31 December 1993 | 1993 Annual Repts, Including Annual Rept of Personnel Exposure,Annual Rept of Reactor Vessel Surveillance Capsules & Annual Rept of Challenges to Pressurizer Relief & Safety Valves | |
3F0294-10, Monthly Operating Rept for Jan 1994 for Crystal River Unit 3 | 31 January 1994 | Monthly Operating Rept for Jan 1994 for Crystal River Unit 3 | |
3F0295-05, Monthly Operating Rept for Jan 1995 for Crystal River Unit 3 | 31 January 1995 | Monthly Operating Rept for Jan 1995 for Crystal River Unit 3 |