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 Issue dateTitleTopic
ML20072K45918 February 1983Final Significant Deficiency Rept 83-03 Re Design & Installation of U-bolt Restraints.Initially Reported on 830127.Analysis Revealed Absence of Locknuts on Piping. Double Nut Locking Mechanism InstalledEarthquake
ML20073E7997 April 1983Part 21 Rept U-48 & Interim Deficiency Rept Re GE ARR-30 & AKR-50 Circuit Breakers.Initially Reported on 830211. Assessment of Safety Implications & Corrective Actions Requested of Ae.Final Rept Expected by 830429
ML20073R61928 April 1983Final Significant Deficiency Rept 83-05 Re GE Akr 30 & 50 Electrically Operated Low Voltage Circuit Breakers.Initially Reported on 830211.Field Rework Plan Will Be Issued to Effect Necessary Breaker Repairs
ML20076F45917 August 1983Final Deficiency & Part 21 Rept U-58 Re Byron Jackson Essential Svc Water Pump B.Initially Reported on 830718.Pump Disassembled,Inspected & Repaired
ML20076N22521 June 1983Part 21 Rept Re Valve Seat Defect.Initially Reported on 830620.Risk of Seat Cracking Could Occur Under Torque. Bechtel Analysis UnderwaySafe Shutdown
Flow Induced Vibration
ML20077G40421 July 1983Interim Deficiency Rept Re Defective Heat Sink Adhesive & Seismically Induced Chatter in Relays within Printed Circuit Carns (IE Info Notice 83-38).Initially Reported on 830602. Also Reportable Per Part 21.Final Rept by 831231
ML20077G64418 July 1983Final Significant Deficiency Rept SDR 83-09 Re Yarway Hy-Drop Throttling Valves W/Cracked Seats.Initially Reported on 830617.Caused by Incomplete Braze Matls.Valves Will Be Replaced.Also Reportable Per Part 21
ML20079G92416 January 1984Interim Deficiency Rept U-64 Re Limitorque Gear Failure. Westinghouse Delayed Submittal of Final Rept Until 840130. Util Will Submit Final Rept by 840301
ML20079H17810 January 1984Final Deficiency Rept U-57 Re Cutler Hammer Control Switches.Initially Reported on 830627.Comsip,main Control Board Vendor,Directed to Discontinue Practice of Bending Switch Contact Block Terminal Lugs
ML20079H9526 January 1984Interim Part 21 & Deficiency Rept U-66 Re Failure of Coils in Ite Gould Motor Control Ctr two-speed Starters for Containment Cooling Fan Motors.Util Awaits Bechtel Info on Failure.Final Rept Expected within 90 Days
ML20079H9696 January 1984Interim Part 21 & Deficiency Rept U-65 Re Mechanical Interlock on Ite Gould Motor Control Ctr two-speed Starters for Containment Cooling Fan Motors.Initially Reported on 831123.Final Rept Expected in 90 Days
ML20079N00418 January 1984Deficiency Rept,Item U-46 Re Structural Steel Bolts Not Tightened to Spec Requirements After Connections Considered Complete.Initially Reported on 830127.Structural Connections Adequate.Next Rept by 840301
ML20079Q5996 March 1981Part 21 Rept Re Potential Interference in Full Function of Bergen-Paterson Strut Assembly W/Pacific Scientific Co Mechanical Shock Arrestor.Attempt to Obtain Corrective Action from Manufacturer Unsuccessful
ML20080L32314 September 1983Failure Analysis of Capstan Springs P/N 1801613-01, Part 21 Rept
ML20080Q59621 February 1984Part 21 Rept Re Cracks in Limitorque Limit Switch Molded Components.Cracks Initially Limited to Component Surface. Recently Discovered Deeper Cracks Could Affect Component Integrity.Affected Components Should Be Replaced
ML20081C02327 October 1983Part 21 Rept Re Design Deficiency Involving Combination Supports for Class IE Cable Trays & HVAC Ducts.Initially Reported on 831025.Due to Misclassification,Supports Specified W/Less than Full safety-related QA ProgramSafe Shutdown
Safe Shutdown Earthquake
ML20081D86825 October 1983Part 21 Rept Re Defects in Model 7401 Dampers.Brackets on Operating Blades of Dampers Not Tackwelded to Blades as Required.Procedures Currently Being Revised
ML20081H4931 November 1983Final Deficiency Rept U-G1 Re Westinghouse Type SA-1 Differential Relays.Vendor Elected to Redesign Capacitors to Hermetically Sealed Unit.New Relays Incorporating Heremetically Sealed Capacitors Ordered
ML20081H61125 October 1983Final Deficiency Rept Re Masoneilan Main Steam Isolation Bypass Valves.Initially Reported on 821028.Valves Repaired. Insp Did Not Reveal Condition in Similar Valves.Condition Not Reportable Under 10CFR50.55(e)
ML20082B41911 November 1983Interim Deficiency Rept U-64 & Part 21 Rept Re Damage to PC-40 Motor Pinion & PC-41 Clutch Gear in SB-2-80-type Limitorque Valve Actuator.Initially Reported on 831017.Gears Replaced.Westinghouse Evaluating Corrective Action
ML20083G65728 December 1983Final Deficiency Rept U-51 Re Cable Routing Through Field Designed Electrical Junction Boxes in Violation of Min Bend Radius Requirements.Initially Reported on 830314.Cables Tested & Replaced in 19 of 23 Junction Boxes
ML20083L89020 April 1983Final Deficiency & Part 21 Rept SDR 83-06 Re Anchor/Darling Check Valves.Initially Reported on 830323.Arrangements Currently Underway to Correct,Repair or Rework Eight Valves at Each Site.Item Reported Per Part 21 by Vendor on 830331
ML20083N37610 April 1984Interim Deficiency Rept U-78 Re Failure of Chemetron Check Valve During Discharge Testing of Halon Fire Protection Sys. Initially Reported on 840319.Failure Under Evaluation. Defected Valves Being Replaced.Next Rept by 840514
ML20083N42111 April 1984Final Deficiency Rept U-59 Re Inconsistent Installation & Insp of safety-related Control Valve Accessories & HVAC Instrumentation.Initially Reported on 830727.Failure to Prepare Traveler Packages Not Considered Significant
ML20083P56713 April 1984Final Significant Deficiency Rept 84-03 Re Failures in Control Devices in RCS Porvs.Initially Reported on 840302. Design Mods Developed to Correct Problem & Design Drawings Revised to Reflect ModsPower Operated Valves
ML20083Q63112 April 1984Interim Part 21 & Deficiency Rept Re Bettis Actuator Keying Problem W/Fisher Valves.Initially Reported on 840315.Cause Not Determined.Insp Incomplete Pending Vendor Analysis.Final Rept Expected Prior to Fuel Load
ML20083Q70410 April 1984Final Deficiency Rept U-65 & Part 21 Rept Re Gould Containment Cooling Fan Starter Interlock Failure.Initially Reported on 831123.Interlocks Cleaned & Operated Properly. Four Replacement Interlock Mechanisms Installed
ML20083Q7139 April 1984Final Part 21 & Final Deficiency Rept U-80 Re Failure of Containment Cooling Fans to Remain in Safeguards Position Following Safety Injection Signal Reset.Initially Reported on 840403.Mod Made to Cooling Fan Control Circuitry Design
ML20084A59720 April 1984Supplemental Final Part 21 & Final Deficiency Rept U-80 Re Failure of Containment Cooling Fans to Remain in Safeguards Position Following Safety Injection Signal Reset.Initially Reported on 840403.Circuit Modified
ML20084B02213 April 1984Final Deficiency Rept SDR 84-02 Re Field Run Cables for Solenoid Valves.Initially Reported on 840315.Design Changes Implemented to Replace Field Wiring W/Qualified High Temp Wiring w/392 F Rated Insulation.Also Reported Per Part 21
ML20084B46313 April 1984Final Deficiency Rept Re Field Run Cables for Valcor Solenoid Valves.Initially Reported on 840315.Design Changes Implemented to Replace Field Wiring W/Qualified High Temp Wiring.Also Reported by Bechtel Per Part 21
ML20084C23713 April 1984Final Part 21 & Deficiency Rept U-66 Re Gould Containment Cooling Fan Starter Coil Failure.Initially Reported on 831123.Caused by Overvoltage of 130-volt Diode Incorporated in Coils.Diodes Replaced w/150-volt Diode
ML20084C30118 April 1984Amended Final Deficiency Rept U-72 Re Silicone Foam Penetration Seal Installation & Insp.All Seals Will Not Be Completed by 840422.Fire Watch Will Be Established at Time of Fuel LoadFire Barrier
Continuous fire watch
Fire Protection Program
Fire Watch
Hourly Fire Watch
ML20084K1571 May 1984Final Deficiency Rept SDR 83-08 Re Seismic Chatter of Ntc Card Relay in Westinghouse 7,300 Process Protection Sys. Util Will Have Option to Install Replacement Relay Once Relay Developed
ML20084L1158 May 1984Suppl 1 to Part 21 Rept Re United Electric Controls Fuel Oil Filter Differential Pressure Switches at Shoreham Plant. Switch Also Provided to Listed Plants.Corrective Actions Defined in 840328 Rept Will Be Applied
ML20084M0301 May 1984Supplemental Deficiency Rept SDR 83-13 Re Limitorque Valve Operator Limit Switch Rotor Matl.Util Will Install Fibrite Rotors in Class IE Valve Before Declaring Valve Operational for Particular Mode
ML20084M0637 May 1984Interim Significant Deficiency Rept U-71 Re Induction of Exhaust Gases Into Control Room.Util Accepts Bechtel Conclusion That Issue Not Reportable Per 10CFR50.55(e).Addl Monitors Will Be Installed to Add Level of Conservatism
ML20084N43523 May 1983Final Part 21 Rept Re Deficiency in DS-416 Reactor Trip Switchgear Undervoltage Attachment (SDR-83-07).Initially Reported on 830421.Attachments to Be Replaced.Also Reported by Westinghouse Per Part 21
ML20084P46611 May 1984Final Deficiency Rept U-75 Re Potential Essential Svc Water Pump Degradation.Item Not Reportable as Significant Deficiency Under 10CFR50.55(e).Rept Withdrawn
ML20084P53211 May 1984Final Deficiency Rept U-78 Re Failure of Chemetron Check Valve Spring Seat During Halon Fire Protection Sys Discharge Testing.Reworked Check Valves,W/Upgraded Spring Seat, Installed in All Halon Sys
ML20084Q09210 May 1984Supplemental Part 21 & Deficiency Rept SDR 84-02 Re Improperly Rated Field Run Cables Connecting Valcor Solenoid Valves.Followup Investigation Identified Similar Deficiencies in Target Rock & Asco Solenoids
ML20084Q3919 May 1984Final Significant Deficiency Rept SDR 84-05 Re Potential for Valve Operator Motor Pinion Gear Key Failure Due to Improper Matls in Certain Limitorque Motor Operators.Initially Reported on 840418.All Affected Gear Keys Replaced
ML20085A14724 June 1983Final Deficiency Rept U-55 Re Robertshaw Thermostatic Flow Control Valves.Castellated Nut & Cutter Pin Installed & Valve Body O-ring Eliminated,Preventing Valve Stem from Disengaging.Also Reported Per Part 21
ML20085K70914 October 1983Interim Deficiency Rept U-63 Re Broken or Cracked Capstan Spring Tangs on Pacific Scientific Mechanical Snubbers. Initially Reported on 830916.Caused by Age Hardening Snubber Springs Prior to Plating.Final Rept by 831111
ML20086N0649 February 1984Final Deficiency Rept 84-01 Re Failure of Gould-Rundel four- Position Selector Switches.Initially Reported on 830824 & 840111.All Defective Switches Will Be Replaced
ML20087F2738 March 1984Interim Deficiency Rept U-69 Re Missing Seismic Positioners on Four Breakers Used in Reactor Trip Switchgear Supplied by Westinghouse.Initially Reported on 840207.Final Rept Expected by 840416
ML20087G45712 March 1984Final Deficiency Rept U-46 Re Structural Steel Bolts Not Tightened to Spec Requirements.Structural Adequacy of Connections Sufficient in as-found Condition.Potential 10CFR50.55(e) Deficiency Withdrawn
ML20087J82519 March 1984Part 21 Rept Re Design Deficiency in field-run Cables to Valcor Solenoid Valves.Initially Reported on 840319.Approx 50 Valves Affected at Each Facility.Mgt Corrective Action Repts Issued
ML20087J84315 March 1984Final Deficiency & Part 21 Rept U-62 Re Failure of Stator Winding on NE02B Emergency Diesel Generator Mfg by Beloit Power Sys.Initially Reported on 830812.Stator Replaced. Emergency Generator Installed & Load Tested
ML20087L20316 March 1984Final Deficiency Rept U-34 Re Pipe Clamp Interference W/Rod End of Rigid Sway Strut Assemblies Supplied by Corner & Lada.Initially Reported on 810813.Rework Plan PV-14 Implemented to Repair Sway Strut Assemblies Onsite