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| Issue date | Title | Topic | |
|---|---|---|---|
| ML20079B859 | 10 June 1991 | Interim Deviation/Noncompliance Rept 067 Re dry-type Insulator Cracking in Transformer Supplied by Westinghouse.Initially Reported on 910513.Util Notified Vendor on 910430 That Problem Affects Class 1E Transformer | |
| ML20245B870 | 21 April 1989 | Deficiency & Part 21 Rept Re Degradation of Nonmetallic Components & Sludge Formation in Lubricating Oil.Initially Reported on 890327.Degradation of Nonmetallic Parts & Fouled Bearings Evaluated | Coatings |
| ML20236P006 | 13 November 1987 | Final Part 21 & Deficiency Rept Re Failure of LPSI Pump When Energized.Initially Reported on 840523.Results of C-E Analytical & Test Program Showed That Excessive Shaft Deflection Eliminated by Use of Larger Diameter Motor Shaft | Safe Shutdown |
| ML20214M647 | 27 May 1987 | Final Deficiency Rept NY-QA-8 Re Atwood & Morrill Natural Frequency ASME III Active Valves,Identified During Ebasco Engineering Review.Initially Reported on 870515.Valves Will Be Reanalyzed & Modified.Not Reportable Per 10CFR50.55(e) | |
| ML20214E468 | 15 May 1987 | Deficiency Rept Re Natural Frequency of ASME III Active Valves.Initially Reported on 870413.Interim/final Rept Will Be Submitted by 870527 | |
| ML20207F103 | 18 December 1986 | Final Deficiency Rept Re Four Elgar Corp Static Uninterruptible Power Supply Units That Could Potentially Result in Failure of Class 1E 120-volt Vital Ac Bus. Condition Not Reportable Per 10CFR50.55(e) | |
| ML20214W771 | 26 November 1986 | Interim Deficiency Rept Re Uninterruptible Power Supply Assembly Deficiencies.Initially Reported on 860708. Final Rept Will Be Provided by 870116 | |
| ML20215G535 | 10 October 1986 | Part 21 Rept Re Vendor Tests of air-operated Diaphragm Valves Revealing Natural Frequencies Less than Required Values of 33 Hz.Initially Reported on 841227.No Adverse Effects Noted During Testing | Stroke time |
| ML20215G680 | 10 October 1986 | Part 21 Rept Re Vendor Tests of air-operated Diaphragm Valves Revealing Natural Frequencies Less than Required Values of 33 Hz.Initially Reported on 841227.No Adverse Effects Noted During Testing | Stroke time |
| ML20212N137 | 25 August 1986 | Part 21 Rept Re Potentially Defective Operation of Synchro-Start Products,Inc Synchronizing Speed Switches Used in Auxiliary Generating Equipment.Initally Reported on 860820.Next Rept Will Be Submitted by 860926 | |
| ML20205G020 | 8 August 1986 | Interim Deficiency Rept 64 Re Uninterruptible Power Supply Assembly Defects.Initially Reported on 860708.Cracked or Stressed Fuse Blocks Will Be Replaced by Nov 1986.Final Rept Anticipated by 861201 | |
| ML20202H227 | 26 March 1986 | Part 21 & Final Deficiency Rept D/N 62 Re Potential Overspeed Trip in Diesel Generators Mfg by Colt Industries. Initially Reported on 860224.Vendor Forwarded Proposed Mods Whereby Air Will Be Positively Vented After Engine Started | Safe Shutdown |
| ML20151Y814 | 4 February 1986 | Part 21 Rept Re Colt-Pielstick Engine Tripping Out on High Speed When Started for Test Purposes at Seabrook.Caused by Source of Air Pressure Staying On.Engines Will Be Modified to Positively Vent Air from Rack Boost Cylinder | Safe Shutdown Boric Acid Shutdown Margin Packing leak High Radiation Area Ultimate heat sink Fire Barrier Anticipated operational occurrence Hydrostatic Probabilistic Risk Assessment Operating Basis Earthquake Design basis earthquake Process Control Program Fuel cladding Pressure Boundary Leakage Grace period Power change Unidentified leakage |
| ML20137J460 | 27 December 1985 | Interim Deficiency Rept Re Rejectable Suction Nozzle Weld Defect on Ingersoll-Rand HPSI Pump.Initially Reported on 851127.C-E Performing Technical Review of Defect.Final Rept Will Be Submitted Upon Receipt of C-E Review Results | Safe Shutdown Earthquake |
| ML20133E111 | 27 September 1985 | Final Part 21 & Deficiency Rept D/N 59 Re Possible Fractured or Cracked Welds on Louis Allis Emergency Standby Generators.Initially Reported on 850624.Item Not Reportable Per 10CFR50.55(e) | |
| ML20209H838 | 4 September 1985 | Final Part 21 & Deficiency Rept 58 Re Titus Products Tension Wires.Initially Reported on 850311.Tension Wires Replaced & Air push-on Locknuts Installed to Secure Wires to Shafts of Air Deflection Blades | |
| ML20133P161 | 24 July 1985 | Interim Part 21 & Deficiency Rept D/N 59 Re Cracked Welds on Diesel Generator Air Deflectors Supplied by Louis-Allis Co. Initially Reported on 850624.Corrective Actions Not Received from Vendor.Next Rept Expected by 850927 | |
| ML20128K191 | 1 July 1985 | Deficiency Rept D/N 52 Re LPSI Pump Failures.Pump Evaluation Necessary for Final Rept Not Yet Received.Final Rept to Be Provided as Soon as Info Received | |
| ML20115J920 | 1 April 1985 | Final Deficiency Rept Re Brown Boveri Voltage Balance Relays W/Excessive Operating Time.Initially Reported on 850227. Relays Removed from Control Panels & Returned to Vendor for Replacements.Item Not Reportable Per 10CFR50.55(e) | Safe Shutdown |
| ML20115D049 | 29 March 1985 | Interim Deficiency Rept (D/N 58) Re Titus Model 272 Grille Tension Wire Failing to Remain in Place.Initially Reported on 850311.Existing Tension Wires Will Be Replaced | |
| ML20112E663 | 7 March 1985 | Interim Deficiency Rept Re Failure of Borg-Warner 2-inch HPSI Header Isolation Valves.Initially Reported on 850204. Opening Torque Switch Light Bypassed & Valve Yoke Tack Welded to Valve Body | |
| ML20113A538 | 27 December 1984 | Final Part 21 & Deficiency Rept Re Damaged Wires on Westinghouse Ds/Dsl Circuit Breakers.Initially Reported on 841012.Damaged Wires Will Be Replaced & Addl Wire Ties Installed | Safe Shutdown |
| ML20101B157 | 3 December 1984 | Corrected Final Deficiency Rept (D/N 55) Re Foxboro N-2AC Module Fuse Pin Damage.Fabrication Dates for Defective Modules Should Be May 1981 - Jul 1982 | |
| ML20100F911 | 21 November 1984 | Final Deficiency Rept (D/N 55) Re Foxboro N-2AC Module Fuse Pin Damage.Initially Reported on 841026.Defective Modules Will Be Replaced Prior to Startup | |
| ML20100H599 | 16 November 1984 | Deficiency Rept (D/N 54) Re Defective Westinghouse Ds/Dsl Circuit Breakers.Field Insp of All Applicable Class 1E Circuit Breakers in Progress to Determine Extent of Problem. Next Rept Will Be Submitted by 841228 | |
| ML20099H196 | 13 November 1984 | Part 21 & Final Deficiency Rept (D/N 53) Re Rockbestos Cable Insulation Damage.Initially Reported on 841012.Four Installed Cables Having Reworked Areas Will Be Identified & Either Removed or Abandoned | |
| ML20099F491 | 6 November 1984 | Interim Deficiency Rept D/N 51 Re Potential Defect in Reactor Coolant Pump.Initially Reported on 830927.Final Rept Will Be Submitted Upon Receipt of C-E Specific Repair Program | |
| ML20094Q804 | 7 August 1984 | Part 21 Rept Re Tension Wires on Titus Grille,Model 272, Not Remaining in Place When Deflection Blades Closed. Affected Job Sites Identified in Encl.Products Being Tested Provide Acceptable Fix for Retention | |
| ML20094Q828 | 7 August 1984 | Part 21 Rept Re Failure of Tension Wires Used for Adjustment of Blades on Grille Model 272.Testing to Identify Rework Methods to Be Utilized in Progress | |
| ML20092M799 | 22 June 1984 | Interim Deficiency Rept D/N 52 Re LPSI Pump Failures. Initially Reported on 840523.Corrective Action Will Be Proposed Upon Completion of Investigation.Final Rept Will Be Provided by 850630 | |
| ML17325B670 | 20 June 1984 | Final Deficiency Rept (D/N#49) Re Nonconforming Weld Repair of Beam Cope Burn Cuts.Initially Reported on 830624.Total of 1,442 Beam Assemblies Examined,Including 3,318 Coped Corners.All Physical Repair Activities Completed | Boric Acid |
| ML20197H174 | 4 June 1984 | Interim Deficiency Rept Re C-E Sys 80 Reactor Coolant Pump Hydraulic Defect.Initially Reported on 830927.Design Problems Identified & Corrected.Next Rept Will Be Submitted by 841101 | |
| ML20080G536 | 31 January 1984 | Interim Deficiency Rept D/N 49 Re Nonconforming Weld Repair of Beam Cope Burn Cuts.Cb&I Will Complete Investigation & Forwards Results to Ebasco by Apr 1984.Final Rept Expected by 840615 | |
| ML20083B681 | 6 December 1983 | Final Deficiency Rept Re Main Steam & Feedwater Penetration Anchors.Initially Reported on 830426.No Addl Deficiencies Found.Ebasco Procedures Revised | Safe Shutdown Earthquake |
| ML20082E645 | 8 November 1983 | Interim Deficiency Rept D/N 49 Re Nonconforming Weld Repair of Beam Cope Burn Cuts.Initially Reported on 830722.Similar Deficiencies May Have Occurred in Jet Impingement Barrier Matls.Final Rept Will Be Submitted by 840215 | |
| ML20082E361 | 31 October 1983 | Interim Deficiency Rept 51 Re Reactor Coolant Pump Defect. Initially Reported on 830927.Cause Under Investigation. Existing Design Will Be Retested W/Addl Instrumentation. Final Rept Will Be Provided by 840601 | |
| ML20076L595 | 2 September 1983 | Final Deficiency Rept 50 Re Cracked Weld & Loose Parts in C-E Steam Generators.Initially Reported on 830801.Documented Missing,Damaged or Defective Parts & Loose Parts Tightened | Liquid penetrant |
| ML20080D326 | 17 August 1983 | Interim Deficiency Rept NY-QA-5 Re Main Steam & Feedwater Penetration Anchors.Addl Time Required to Complete Comprehensive Evaluation.Final Rept Submittal Anticipated by 831205 | |
| ML20077Q513 | 1 August 1983 | Interim Deficiency Rept NY-QA-5 Re Main Steam & Feedwater Penetration Anchors.Initially Reported on 830609.Pipe Rupture Analysis & Seismic Analyses Conducted.Final Rept Expected by 830915 | |
| ML20024D171 | 22 July 1983 | Interim Deficiency Rept Re Nonconforming Weld Repair of Beam Cope Burn Cuts.Initially Reported on 830624.Cause & Extent of Burn Cuts & Nonconforming Weld Problem Investigated.Final Rept Scheduled for 840215 | |
| ML20024A438 | 9 June 1983 | Interim Deficiency Rept NY-QA-5 Re Main Steam & Feedwater Penetration Anchor Stress Analyses.Initially Reported on 830426.Engineering Procedure Revised & Analyses Performed. Final Rept Expected by 830729 | |
| ML20069M437 | 20 April 1983 | Final Deficiency Rept Re Rockbestos Insulated Cable Type D60-1.Initially Reported on 821203.Dented Cable to Be Reworked to Restore Cable to Original Specified Thickness. Deficiency Determined Not Reportable Under 10CFR50.55(e) | |
| ML20074A757 | 6 April 1983 | Supplemental Final Deficiency Rept Re Safety Injection Tank safe-end Indications (D/N 23).Safe-end-to-nozzle-welds for Injection Tanks Reradiographed,Approved & Accepted Per Spec & ASME Code Requirements | |
| ML20072R015 | 25 March 1983 | Part 21 Rept Re Deviation in Quality of Shielded Instrumentation Cables.Initially Reported on 820412.Problem Determined Not to Be Reportable Per Part 21 | |
| ML20069E695 | 14 March 1983 | Final Deficiency Rept Re Failure of Structural Welds to Meet Aws Min Weld Size Requirements.Initially Reported on 821124. Condition Not Reportable Per 10CFR50.55(e) Based on Satisfactory Completion of Qualification Testing | |
| ML20071D367 | 2 March 1983 | Final Deficiency Rept Re Safety Injection Tank safe-end Indications (D/N 23).All Linear Indications Found in safe-end-to-nozzle Welds of Safety Injection Tanks 3 & 4 Removed & Rewelded Per ASME Section XI Plan | |
| ML20071D714 | 2 March 1983 | Final Deficiency Rept Re Safety Injection Tanks - safe-end Indications.All Linear Indications in safe-end-to-nozzle- Welds in Safety Injection Tanks 3 & 4 Removed & Rewelded Per ASME Section XI Plan.Final Radiographs Verified Repairs | |
| ML20065B584 | 11 February 1983 | Final Deficiency Rept D/N 44 Re Compressible Matl - Embedded Containment Penetrations.Initially Reported on 820921.Load Case Test Results Confirm Subj Deficiency Not Reportable Per 10CFR50.55(e) | |
| ML20065B507 | 8 February 1983 | Final Deficiency Rept D/N 46 Re Diffuser Retaining Cap Screws on Reactor Coolant Pumps.Initially Reported on 821105.Cap Screw Matl Heat Treatment Changed So Matl Not Susceptible to Hydrogen Corrosion Cracking | Coast down |
| ML20070V980 | 8 February 1983 | Final Deficiency Rept Re Failed Diffuser Retaining Cap Screws to Sys 80 Reactor Coolant Pumps.Cap Screw Matl Heat Treatment Will Be Changed to Prevent Hydrogen Embrittlement/ Stress Corrosion Cracking.Not Reportable Per 10CFR50.55(e) | Coast down |