05000414/LER-1999-001, Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed

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Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed
Person / Time
ML20209H778
Site:	Catawba
Issue date:	07/15/1999
From:	Gordon Peterson DUKE POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20209H780	List: 05000414/LER-1999-001, Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed
References
NUDOCS 9907210066
Download: ML20209H778 (2)
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Category:CORRESPONDENCE-LETTERS MONTHYEAR1999-09-08 [Table view] Category:INCOMING CORRESPONDENCE MONTHYEAR1999-09-08 [Table view]

LER-2099-001, Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed

Event date:
Report date:
4142099001R00 - NRC Website
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7g Duk3 Energy Corp;rcti:n

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Catawba Nuclear Station 4800 Concord Road York, SC 29745

I (803) 831-4251 omCF

,f;,9 " (803) 831-3426 FM July 15, 1999 U. S. Nuclear Regulatory Commission ATTENTION: Document Control Desk Washington, DC 20555-0001

SUBJECT:

Duke Energy Corporation Catawba Nuclear Station Unit 2 Docket No. 50-414 l Licensee Event Report 414/99-001 Revision 1 Attached please find Revision 1 of Licensee Event Report 414/99-001 entitled "Unanalyzed Condition Associated with a Relay Failure in the Auxiliary Feedwater System due to an Inadequate Single Failure Analysis". This revision is being

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submitted to include results of a failure analysis which was performed on the failed component involved in this event.

Questions regarding this Licensee Event Report should be directed to J. W. Glenn at (803) 831-3051.

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G. R. Peterson

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U.S.' Nuclear Regulatory Commission July 15, 1999 Page 2 xc:

L. A..Reyes U. S. Nuclear Regulatory Commission Regional Administrator, Region II Atlanca Federal Center-61 Forryth St., SW, Suite 23T85 Atlanta, GA 30303 e

P. S. Tam NRC Senior Project Manager (CNS)

U. S. Nuclear: Regulatory Commission Mail Stop O-8H12 Washington, DC 20555-0001 D. J. Roberts-Senior Resident Inspector (CNS)

U. S. Nuclear Regulatory Commission Catawba ~ Nuclear Site W

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Licensee Event Report

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		Reporting criterion
05000413/LER-1999-001, Forwards LER 99-001-00,re Inoperable Refueling Water Storage Tank Level Channels Resulting in Operation Outside Design Basis.Commitments Are Provided in Planned Corrective Action Section of LER	Forwards LER 99-001-00,re Inoperable Refueling Water Storage Tank Level Channels Resulting in Operation Outside Design Basis.Commitments Are Provided in Planned Corrective Action Section of LER
05000414/LER-1999-001, Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed	Forwards LER 99-001-01 Re Unanalyzed Condition Associated with Relay Failure in Auxiliary Feedwater Sys,Due to Inadequate Single Failure Analysis.Rev Is Being Submitted to Include Results of Failure Analysis Which Was Performed
05000413/LER-1999-002, Forwards LER 99-002-00,re Three RHR Sys Valves Which Did Not Meet Edf Response Time Requirements.Commitments Made by Util Are Listed in Planned Corrective Actions Section	Forwards LER 99-002-00,re Three RHR Sys Valves Which Did Not Meet Edf Response Time Requirements.Commitments Made by Util Are Listed in Planned Corrective Actions Section
05000414/LER-1999-002, Forwards Abstract of LER 99-002-00 Re Forced Shutdown of Plant as Result of Flow Restriction Caused by Corrosion of Afs Assured Suction Source Piping Due to Inadequate Testing. Final LER Will Be Submitted No Later than 990708	Forwards Abstract of LER 99-002-00 Re Forced Shutdown of Plant as Result of Flow Restriction Caused by Corrosion of Afs Assured Suction Source Piping Due to Inadequate Testing. Final LER Will Be Submitted No Later than 990708
05000413/LER-1999-003, Forwards LER 99-003-00 Re Inoperability of Eight Ice Condenser Inlet Doors Caused by Ice/Frost Buildup That Could Restrict Door Movement.Rept Contains No New Regulatory Commitments	Forwards LER 99-003-00 Re Inoperability of Eight Ice Condenser Inlet Doors Caused by Ice/Frost Buildup That Could Restrict Door Movement.Rept Contains No New Regulatory Commitments
05000414/LER-1999-003, Forwards LER 99-003-01, Unplanned Actuation of ESFAS Due to a SG High Level Caused by Inadequate Procedural Guidance. Suppl Rept Provides Info Re Root Cause & Corrective Actions Associated with Event Developed Subsequent to Rev	Forwards LER 99-003-01, Unplanned Actuation of ESFAS Due to a SG High Level Caused by Inadequate Procedural Guidance. Suppl Rept Provides Info Re Root Cause & Corrective Actions Associated with Event Developed Subsequent to Rev 0 of LER
05000414/LER-1999-004, Forwards LER 99-004-01,providing Correction to Info Previously Provided in Rev 0 of Rept.Planned Corrective Actions Contain Commitments	Forwards LER 99-004-01,providing Correction to Info Previously Provided in Rev 0 of Rept.Planned Corrective Actions Contain Commitments
05000413/LER-1999-005, Forwards LER 99-005-00 Entitled, Surveillance Requirements for Turbine Trip-Reactor Trip Functions Incorrectly Performed Causing TS Non-Compliance. Expected Submittal Date for Suppl Rept Is 990429	Forwards LER 99-005-00 Entitled, Surveillance Requirements for Turbine Trip-Reactor Trip Functions Incorrectly Performed Causing TS Non-Compliance. Expected Submittal Date for Suppl Rept Is 990429
05000414/LER-1999-005, Forwards LER 99-005-00 Re Missed EDG TS Surveillance Concerning Verification of Availability of Offsite Power Sources Resulted from Defective Procedure.Planned Corrective Actions Stated in Rept Represent Regulatory Commitments	Forwards LER 99-005-00 Re Missed EDG TS Surveillance Concerning Verification of Availability of Offsite Power Sources Resulted from Defective Procedure.Planned Corrective Actions Stated in Rept Represent Regulatory Commitments
05000413/LER-1999-006, Forwards LER 99-006-00,re CR Ventilation Sys Inoperability. Root Cause & Corrective Actions for Occurence Are Being Finalized & Will Be Reported in Supplement Rept on 990607	Forwards LER 99-006-00,re CR Ventilation Sys Inoperability. Root Cause & Corrective Actions for Occurence Are Being Finalized & Will Be Reported in Supplement Rept on 990607
05000413/LER-1999-007, Forwards LER 99-007-00,re Operation Prohibited by TS 3.4.7. Commitments Identified in LER Are Listed in Planned Corrective Actions Section	Forwards LER 99-007-00,re Operation Prohibited by TS 3.4.7. Commitments Identified in LER Are Listed in Planned Corrective Actions Section
05000413/LER-1999-008, Forwards LER 99-008-00,re Operation Prohibited by TS 3.5.2. Rev to LER Will Be Submitted by 990812 Which Will Include All Required Info About Ventilation Sys Pressure Boundry Breach	Forwards LER 99-008-00,re Operation Prohibited by TS 3.5.2. Rev to LER Will Be Submitted by 990812 Which Will Include All Required Info About Ventilation Sys Pressure Boundry Breach
05000413/LER-1999-009, Forwards LER 99-009-00,re Inoperability of Containment Valve Injection Water Sys Valve in Excess of TS Limits.Root Cause & Corrective Actions Associated with Event Are Being Finalized & Will Be Provided in Supplement to Rept	Forwards LER 99-009-00,re Inoperability of Containment Valve Injection Water Sys Valve in Excess of TS Limits.Root Cause & Corrective Actions Associated with Event Are Being Finalized & Will Be Provided in Supplement to Rept
05000413/LER-1999-010, Forwards LER 99-010-01 Which Replaces LER 99-002.Rept Number Has Been Changed in Order to Conform to Numbering Convention Specified in NUREG-1022,since Primary Event Involved Both Units	Forwards LER 99-010-01 Which Replaces LER 99-002.Rept Number Has Been Changed in Order to Conform to Numbering Convention Specified in NUREG-1022,since Primary Event Involved Both Units
05000413/LER-1999-011, Forwards LER 99-011-00,re Missed Surveillance on Both Trains of CR Area Ventilation Sys Resulting in TS Violation.Planned Corrective Actions Stated in LER Represent Regulatory Commitment	Forwards LER 99-011-00,re Missed Surveillance on Both Trains of CR Area Ventilation Sys Resulting in TS Violation.Planned Corrective Actions Stated in LER Represent Regulatory Commitment
05000413/LER-1999-013, Forwards LER 99-013-00,re RHR Heat Exchanger Bypass Valves Not Verified Per TS Surveillance.Surveillance Procedures Have Been Revised & There Are No Further Planned Corrective Actions or Commitments in LER	Forwards LER 99-013-00,re RHR Heat Exchanger Bypass Valves Not Verified Per TS Surveillance.Surveillance Procedures Have Been Revised & There Are No Further Planned Corrective Actions or Commitments in LER
05000413/LER-1999-014, Forwards LER 99-014-00, Missed Surveillance & Operation Prohibited by TS Occurred as Result of Defective Procedures or Program & Inappropriate TS Requirements. Planned Corrective Action Stated in Rept Represents Commitment	Forwards LER 99-014-00, Missed Surveillance & Operation Prohibited by TS Occurred as Result of Defective Procedures or Program & Inappropriate TS Requirements. Planned Corrective Action Stated in Rept Represents Commitment
05000413/LER-1999-015, Forwards LER 99-015-00 Re Inoperability of Auxiliary Bldg Ventilation Sys That Exceeded TS Limits Due to Improperly Positioned Vortex Damper.Commitments Are Contained in Corrective Actions Section of Encl Rept	Forwards LER 99-015-00 Re Inoperability of Auxiliary Bldg Ventilation Sys That Exceeded TS Limits Due to Improperly Positioned Vortex Damper.Commitments Are Contained in Corrective Actions Section of Encl Rept

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