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Issue date | Title | Topic | |
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FVY-86-105, Part 21 Rept Re Design Defect Relating to Limitorque Motor Operators Mfg Prior to 1975.Mfg Contacted & Retrofit Kits Installed on safety-related & nonsafety-related Operators. Addl Info Encl | 10 November 1986 | Part 21 Rept Re Design Defect Relating to Limitorque Motor Operators Mfg Prior to 1975.Mfg Contacted & Retrofit Kits Installed on safety-related & nonsafety-related Operators. Addl Info Encl | |
LD-84-063, Part 21 Rept Re Evaluation & Corrective Action for Excessive Setpoint Drift in Some Potentiometers in Auxiliary Feedwater Actuation Sys Cabinet at St Lucie Unit 2 & Plant Protection Sys Cabinets at Palo Verde | 26 October 1984 | Part 21 Rept Re Evaluation & Corrective Action for Excessive Setpoint Drift in Some Potentiometers in Auxiliary Feedwater Actuation Sys Cabinet at St Lucie Unit 2 & Plant Protection Sys Cabinets at Palo Verde | |
ML17223A745 | 26 January 1990 | Part 21 Rept Re Backup Rings Furnished in Spare Parts Seal Kits & in 25 Gpm 4 Way Valves as Part of Actuators Made of Incorrect Matl.Rings Should Be Viton & Have Been Identified as Buna N | |
ML17261A530 | 18 June 1987 | Part 21 Rept Re Potential Util Failure to Comply W/Component Containment Isolation Licensing Commitment If Proposed Mods to Component Cooling Water Sys Instituted.Utils Advised to Evaluate Containment Isolation Sys | |
ML18093A828 | 6 May 1988 | Part 21 & Deficiency Rept Re Asea Brown Boveri,Power Distribution,Inc Low Voltage K-Line Circuit Breakers. Efforts Underway to Define Quantity & Type of Component Parts That May Need to Be Replaced | |
ML18153C101 | 2 February 1990 | Part 21 Rept Re Two of Three Pc Cards in GE Type SLV11A1 Over/Undervoltage Relays Failing to Produce Output.Short Between Leads Would Result in Damage to Component 1C5. Sketch of Threshold Detection Board Encl | |
ML19256A231 | 18 October 1978 | Third Interim Rept Re Purchase Requests Issued W/O IEEE Qualifications Specs.Procurement Requests for Process Flow Equip Have Been Rev & Sent to Vendors.Investigation Continues | |
ML19256E508 | 15 October 1979 | Supplemental Rept to Final Interim Deficiency Rept Re Blown 3-amp Fuses in Low Voltage Switchgear.Westinghouse Unable to Determine Cause;Requested to Continue Investigation | |
ML19289C899 | 16 November 1978 | Final Rept of Deficiency:Shaft Key & Spline Adapter of Basic in-flow Valves May Vibrate Loose & Fall Away,Leaving Valve Inoperable.Corrective Action:Stainless Steel Spacer to Be Inserted Against End of Valve Stem | |
ML19295A618 | 19 September 1980 | Part 21 Rept Re Potential Defect in Component of Dsrv Standby Diesel Generator Concerning Link Rod Assembly Which Could Result in Engine Failure.Defect Limited to Models Dsrv 12,DSRV 16 & Dsrv 20 Built Before Feb 1980 | |
ML19309A836 | 27 March 1980 | Interim Deficiency Rept Re Potential Overstress Condition in Letdown Cooler Supports.Nozzle Loads Will Be Analyzed for Effects on Support Structure to Determine If Mods Are Required to Cooler Support Sys | |
ML19309A843 | 3 March 1980 | Forwards Addl Info to Part 21 Rept Re Potentially Overstressed Supports on Reactor Coolant Letdown Coolers at Facilities Under Const by B&W | |
ML19309F928 | 8 April 1980 | Supplementary Deficiency Rept Re AH90 & NH90 Series Actuators Supplied by Itt General Controls.Itt General Control Will Supply Actuator Force Values & Torque & Damper Torque Values Will Be Compared.Customer List Encl | |
ML19321A896 | 8 July 1980 | Interim Part 21 Rept Re Defective Itt Actuators in Dampers. Customer Notification Encl.Jobs Classified Nonnuclear safety-related Are Not Reportable.Actuators Supplied for Other Jobs Are Considered Purchaser Responsibility | |
ML19321B228 | 12 April 1976 | Fourth Interim Deficiency Rept Re Upper Stressing Head for Rock Anchor.Util & post-tensioning Contractor Metallurgical Investigations Are Incomplete.Record of Matl Furnished by Contractor Will Appear in Final Rept | |
ML19323C361 | 8 May 1980 | Third Interim Deficiency Rept Re Thermocouple Wiring for Makeup & Purification & Decay Heat Removal Pump Motors W/ Indications of Overheating During Equipment Insp.Damage to Thermocouple Leads Mechanical & Not Caused by Overheating | |
ML19323E409 | 7 May 1980 | Sixth Interim Deficiency Rept Re Tensile Anchor Capacities Lower than Design Allowable.Testing & Evaluation Programs for Welded Stud Anchors W/Flexible Plate Connections in Progress | |
ML19325C952 | 29 September 1989 | Part 21 Rept Re Potential Common Failure of SMB-000 & SMB-00 Cam Type Torque Switches Supplied Prior to 1981 & 1976. Vendor Recommends That Switch W/Fiber Spacer Be Replaced | |
ML19325E086 | 16 October 1989 | Followup Part 21 Rept Re Class 1E Battery Chargers W/ Transformers Running at Temps Exceeding Those Used in Qualification Rept When Operating at or Near Full Load Rating of Equipment.Listed Corrective Actions Underway | |
ML19330B736 | 30 July 1980 | Second Interim Deficiency Rept Re Improperly Completed Visual Insp Records for Welds of Structural Steel Annulus Floor Framing.Caused by Welding Inspector Completing Records Before Welds Were Made.Reinsp of Welds Underway | |
ML19330C059 | 18 July 1980 | Part 21 Rept Re Possibility That Improper Installation in Both Power Channels of Essential Instrument Control Sys of Bailey Control Co Current or Voltage Buffer Cards in Buffer Modules Could Result in Loss of Power to Both Channels | |
ML19339B302 | 24 October 1980 | Part 21 Rept Re 480-volt MCC Control Transformer Fuses, Reported on 800808.Awaiting Assessment by vendor,Gould-Brown Boveri.Next Rept by 810116 | |
ML19339C737 | 6 November 1980 | Part 21 Rept Re Borg Warner 3-inch Motor Operated Gate Valves.Valve Failure to Close Completely Caused by Lack of Proper Guiding & High Bearing Stress Between Gates & Seats. Next Rept to Be Submitted 810213 | |
ML19340C090 | 7 November 1980 | Third Interim Deficiency Rept Re Welding of Structural Annulus Floor Framing.Util Finalizing Records Search to Identify Welding Insps.Checks Will Be Made to Determine Nature of Deficiency.Next Rept Will Be Sent 810220 | |
ML19345D512 | 26 November 1980 | Part 21 Rept Re Itt Controls of American Warming & Ventilating Dampers.Rept Will Be Sent Pending Receipt & Approval of Itt Evaluation | |
ML19345D791 | 3 December 1980 | Part 21 Rept Re B&W Nonconservative Analysis of Neutron Flux,Initially Reported on 801105.Util Is Awaiting Vendor Proposed Resolution.Next Rept Will Be Submitted by 810331 | |
ML19351A294 | 9 October 1989 | Part 21 Rept Re Potential of Ambient Compensated Molded Case Circuit Breakers to Deviate from Published Info. Instantaneous Trip Check Will Be Instituted on All Class 1E Thermal/Magnetic Ambient Breakers Prior to Shipment | |
ML20004C783 | 27 May 1981 | Part 21 Rept Re Failure of Field Buffer Cards in solid-state Control Sys Supplied by Consolidated Control Corp,Initially Reported on 810123.Vendor Reviewing QA & Mfg Programs.Also Reported Per 10CFR50.55e | |
ML20004F760 | 2 June 1981 | Second Interim Deficiency Rept Re Reactor Vent Cooling Fans, Initially Reported on 810128.B&W Will Provide Reliance Svc Representative to Supervise Motor Cleaning at Facility. Next Rept to Be Submitted by 810903 | |
ML20004F761 | 3 June 1981 | Second Interim Deficiency Rept Re Use of Unapproved Masonry Bits,Initially Reported on 810306.Prework Insp Hold Point Used to Ensure That Proper Drill Bits Are Used.Next Rept to Be Submitted by 811020 | |
ML20004F946 | 19 June 1981 | First Interim Deficiency Rept,Originally Reported on 810520, Re Internal Lack of Fusion on Navco Spool Piece.Cause Unknown.Analysis to Determine Safety Significance in Progress | |
ML20005A042 | 5 June 1981 | First Interim Deficiency Rept Re non-seismic Water Coils Mounted Near Auxiliary Bldg Fuel Handling Zone Ventilation Fans,Initially Reported 810506.Addl Info by 811216 | |
ML20005A080 | 5 June 1981 | Interim Rept Re Dimensionally Nonconforming Anchorage Matl,Initially Reported 810505.INRYCO,Inc Conducting Investigation to Determine Criticality of Established Tolerances.Next Rept by 810821 | |
ML20005A116 | 22 June 1981 | Final Deficiency Rept,Originally Reported on 800904,re Const QA Audit Deficiency Concerning safety-related non-ASME Weld Insp.Qa Program Meets Intent of Commitment to ANSI N45.2.5 | Liquid penetrant |
ML20005A300 | 23 June 1981 | Fifth Interim Deficiency Rept Re Welding of Structural Steel Annulus Floor Framing,Initially Reported on 800415. Util Reinspecting Welds Per Sampling Techniques of MIL-Std 105D.Next Rept by 810728 | |
ML20005A303 | 24 June 1981 | Fifth Interim Deficiency Rept Re Lack of Internal Purge on Two Welds in Chemical Addition & Boron Recovery Sys, Initially Reported on 800407.Rework of Welds Is 75% Complete.Next Rept by 810915 | |
ML20005A334 | 25 June 1981 | Second Interim Deficiency Rept Re Corrosion of Diesel Generator Control Panel,Initially Reported on 810320.Panel Being Repaired.Next Rept Will Be Submitted by 811006 | |
ML20005A369 | 19 June 1981 | Third Interim Deficiency Rept Re Capacitors on Consolidated Control Corp Field Buffer Cards,Initially Reported 810123. Site Insps Completed & All Cards W/Discrepancies Identified. Also Reportable Per Part 21.Next Rept Expected by 820112 | |
ML20005A406 | 24 June 1981 | Final Deficiency Rept Re Welder Qualification,Initially Reported on 810211.Questionable Welds Are to Be Reviewed & Accepted or Repaired as Indicated Before Fuel Loading.Welder Qualification Is to Be Certified to Applicable Code | Safe Shutdown Nondestructive Examination |
ML20005A539 | 27 April 1981 | Third Interim Deficiency Rept Re Buttonheads on Rock Anchor Tendons,Initially Reported on 800923.Group 1 Tendon Stresses Will Be Reduced to Prevent Possible Overstress.Next Rept Will Be Provided by 811014 | |
ML20005A550 | 19 June 1981 | First Interim Deficiency Rept Re Loose Matls Found in Solid State Control Sys Cabinets,Initially Reported 810520. Consolidated Controls Corp Provided Field Change Procedure to Eliminate Problems.Next Rept Expected by 810731 | |
ML20005G683 | 5 January 1990 | Part 21 Rept Re Installation Instructions for Grommet Use Range for Patel Conduit Seal P/N 841206.Conduit Seals in Environ Qualification Applications Inspected for Proper Wire Use Range & Grommets Replaced | |
ML20008G126 | 16 June 1981 | Part 21 Rept Re Potential Problem W/Overcurrent Relays ITE-50H & ITE-50D Series Produced from 1976 to Oct 1980. Relays May Not Drop Out Upon Reduction in Current.Company Taking Steps to Notify Relay Users | |
ML20008G170 | 25 June 1981 | Part 21 Rept Re Failure of Main Steam Lines Due to Main Feedwater Overfill,Initially Reported 800319.Input Requested from Mfg.Addl Info by 811229 | |
ML20008G173 | 10 June 1981 | Part 21 Rept Re Faulty Welds on Mirror Insulation Support Steel,Initially Reported 810511.B&W Notified of Deficiency. Addl Info by 810827 | |
ML20008G186 | 17 June 1981 | Part 21 Rept Re Makeup Pump Lube Oil Coolers,Initially Reported 810129.Head Opposite Inlet & Outlet Piping Connections Can Be Misoriented.Addl Info by 811019 | |
ML20008G191 | 12 June 1981 | Part 21 Rept Re Deficient Coil Spools on GE-type Hfa Relays, Initially Reported 810513.Mfg Has Changed Spool Matl & Will Supply Replacements.Addl Info by 810916 | |
ML20008G196 | 18 June 1981 | Part 21 Rept Re Problems w/motor-operated Valve Operators Supplied by Auma Actuators,Inc,Initially Reported 810611. Crimped Terminal Connections Inspected & Repaired. Replacement Parts Certified Per Contract Specs | |
ML20008G198 | 26 June 1981 | Part 21 Rept Re Balance of Plant Isolator Cabinet,Initially Reported 810527.Conductor Found Out of Terminal Lug. Consolidated Controls Corp Agreed to re-route & Shield Conductors to Prevent Future Interference | |
ML20008G201 | 18 June 1981 | Part 21 Rept Re Verification of Extent of Damage Resulting from Steam Pressure Regulator Malfunction,Initially Reported 810519.Util Working W/B&W to Resolve Deficiency.Next Rept by 810930 |