ML20084U249
From kanterella
| ML20084U249 | |
| Person / Time | |
|---|---|
| Site: | Palisades  |
| Issue date: | 02/01/1977 |
| From: | Lewis J CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| To: | Baker K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| Shared Package | |
| ML20084U246 | List: |
| References | |
| RO-77-009, RO-77-9, NUDOCS 8306280277 | |
| Download: ML20084U249 (1) | |
Similar Documents at Palisades | |
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Category:REPORTABLE OCCURRENCE REPORT (SEE ALSO AO LER)
MONTHYEARML20092G0111995-09-11011 September 1995
[Table view]Ro:On 950801,loss of One Channel of Reactor Vessel Level Sys Occurred.Reactor Water Level Instrument LE-0101A & signal-&-power Cable Will Be Replaced During Next Refueling Outage ML20198H3691983-11-14014 November 1983 Ro:On 831003,results of as-found Tests Indicated Crosby Main Steam Relief Valves Had Lift Points Exceeding Tech Spec Limits.Valves Disassembled & Rebuilt by Mfg ML20081H3471983-10-25025 October 1983 Telecopy Ro:During Ae Analysis,Design Deficiency in Support Configuration for 1-inch Diameter Fill & Drain Piping to T-82D (Safety Injection Tank D) Discovered.Supports Will Be Redesigned & Installed During Current Outage ML20080R0971983-10-0707 October 1983 Telecopy Ro:On 831006,walkdown of Safety Injection Sys Pipe Hangers Revealed Overloaded Condition on Base Plate & Anchor Bolts of Hanger H214.Caused by Error in Design Analysis.Hanger Support to Be Redesigned ML20080P8341983-10-0303 October 1983 Supplemental RO 82-034:panel C-47 Will Be Modified & Fire Deluge Sys Reflash Capability Will Be Provided for Panel C-13 ML20076C5671983-08-12012 August 1983 Telecopy Ro:On 830811,safety Injection Tank Boron Found Below Tech Spec Limits for Tanks T-82D & T-82B.No Cause Stated.Both Tanks Inoperable at Same Time for 1 Minute ML20076A9031983-08-0808 August 1983 Telecopy Ro:On 830806,sample from T-82D Showed Boron Concentration to Be 1,712 Ppm Which Is Below Tech Spec Limit of 1,720 Ppm Boron.Safety Injection Tank Restored to Operability W/Boron Concentration of 1,753 Ppm ML20076A6241983-08-0505 August 1983 Telecopy Ro:On 830804,safety Injection (SI) Tank T-82B Became Inoperable Due to Low Level,While SI Tank T-82D Inoperable Due to Routine Sampling.Si Tank T-82B Restored to Operability within 5 Minutes ML20077G8201983-07-20020 July 1983 Telecopy Ro:On 830719,discovered Current from 125-volt Dc Sys Short Circuit Will Result in Temp of Associated Conductors,Exceeding FSAR Value.Sample Boron Concentration Could Not Be Restored within 1 H ML20090F2461983-06-23023 June 1983 Telecopy Ro:On 830531,auto & Manual Indication Lights for FIC-0737A & HIC-0737A (Controllers for CV-0737A-auxiliary Feedwater) Discovered Out.Caused by Blown Fuse in Control Circuitry ML20073T0831983-05-0202 May 1983 Telecopy Ro:On 830429,sample from T-82D (Safety Injection Tank D) Showed Boron Concentration Below Tech Spec Limit. While Attempting to Increase Boron Level,Addl Safety Injection of T-82B occurred.T-82D & T-82B Restored ML20079P6851983-04-28028 April 1983 Updated RO 83-06:evaluation of Discrepancies Between as- Built & Actual Design of Safety Injection Refueling Water Tank Support Structure Indicated Sufficient Capacity to Resist Loadings.Schedule for Mods & Design Review Submitted ML20073Q8501983-04-26026 April 1983 Telecopy Ro:On 830425,two Safety Injection Tanks Inoperable. Caused by Low Level & Routine Testing.Tank Level Restored ML20073R3501983-04-25025 April 1983 Telecopy Ro:On 830423,safety Injection Tank Inoperable Due to Routine Sampling.Additionally,Another Tank Became Inoperable Due to Low Level ML20069K4911983-04-18018 April 1983 Telecopy Ro:On 830415,safety Injection Tank T-82D Fell Below Tech Spec Level Requirements.No Cause Stated.Level Restored ML20072F3461983-03-14014 March 1983 Telecopy Ro:On 830312,w/safety Injection Tank T-82D Inoperable Due to Low Boron Concentration,Addl Safety Injection Tank T-82B Became Inoperable Due to Low Boron Level.Operability Restored ML20070W0541983-02-10010 February 1983 Telecopy Ro:On 830129,operators Discovered Thermal Overloads for One Room Cooler Fan in Each of Engineered Safeguards Rooms Tripped & Wired Incorrectly on 830131.Fan Wiring Corrected ML20071A0201983-02-0707 February 1983 Telecopy Ro:On 830204,number of Openings in Safety Injection Refueling Water Tank Support Structure Unaccounted for & Only One Fan Operating for Each Room Cooler.Caused by Loss of Offsite Power & Diesel Generator Failure ML20067C8451982-12-0303 December 1982 Ro:On 821203,safety Injection Tank T-828 Boron Concentration Fell Below Tech Specs & Could Not Be Restored within Required 1-h Limit ML20066A8651982-11-0101 November 1982 Telecopy Revised RO Initially Reported on 821025:on 821022, Boron Concentration in Safety Injection Tank T-82B Restored in 1-h.Initially Reported That Concentration Less than Tech Specs for Over 1-h ML20065T3841982-10-25025 October 1982 Telecopy Ro:On 821022,23, & 25,safety Injection Tank T-82B Boron Concentration Fell Below Tech Spec Limit & Could Not Be Restored within 1-h as Required ML20063E8211982-08-16016 August 1982 Telecopy Message of Ro:On 820814,containment Integrity Momentarily Lost.Caused by Failed Gasket on Escape Air Lock ML20084U6011977-12-0808 December 1977 Telecopy RO 77-056:on 771129,main Exhaust Fan Stopped During Gaseous Waste Release,Exceeding Tech Spec 3.9.15.Release Terminated.No Waste Gas Monitor Alarms Received or Discharge Limits Exceeded ML20084U6191977-11-28028 November 1977 Telecopy RO 77-055:on 771125,offsite Power Lost,Resulting in Loss of Main Condenser Cooling Water.Plant Stabilized in Hot Condition & Borated.Letdown Line Developed Leak.Leakage Exceeded Tech Spec 3.1.5 Limits.Leak Isolated & Repaired ML20084U6641977-09-26026 September 1977 Telecopy Ro:On 770924,station Power & Startup Power Lost. Caused by Lightning Storm ML20084U6831977-09-0909 September 1977 Telecopy Ro:On 770908,turbine Load Limiter Lower Switch Stuck Closed,Causing Turbine to Run Back to 43% Power.Caused by Control Rods Inserting Below pre-power & Power Dependent Insertion Limits to Maintain Primary Coolant Temp ML20084U7051977-07-19019 July 1977 Telecopy RO ER-76-036:on 770719,C SI Bottle Found Out of Specs & Level Transmitter Failed.Instrument Calibr,Repaired & Returned to Svc ML20084U2341977-02-0808 February 1977 Telecopy RO ER-77-014:on 770107,intake/discharge Water Temp Delta Temp Limit Exceeded Twice ML20084U2491977-02-0101 February 1977 Telecopy RO 77-009:on 770130,intake/discharge Water Delta Temp Limit Exceeded Twice,Violating Tech Specs 3.9 & 4.1 ML20084U7131977-02-0101 February 1977 Telecopy Ro:On 770131,transmission Towers & Conductors Between Plant & Switchyard Found Heavily Loaded W/Ice Deposited by Cooling Tower Plume.North Cooling Tower Placed on Bypass to Reduce Further Ice Formation ML20084U7281977-01-18018 January 1977 Telecopy Ro:On 770117,discharge/lake Delta Temp Exceeded Twice & Control Rod Misaligned During Withdrawal for Critical Approach ML20084U3031977-01-14014 January 1977 Telecopy RO 77-004:on 770111 & 12,intake/discharge Temp 5 F Limit Exceeded During Plant Trip Startup Conditions ML20085E6331977-01-0404 January 1977 Telecopy RO 77-001:control Rod Drive Mechanism 4 Declared Inoperable Due to Seal Leakage ML20085E4321976-12-10010 December 1976 Telecopy Ro:On 761209,one Sequencer in Left Channel Failed to Run Completely Through During Safeguards Sys Online Tests.Caused by Improper Sequencer Resetting ML20085E5881976-08-27027 August 1976 Telecopy Ro:On 760823,sequencer Improperly Operated.W/All Rods Withdrawn,Group 4 Select Light Energized When Group 3 Selected.Transmittal Sheet Encl ML20085E4801976-08-19019 August 1976 Telecopy RO ER-PAL-76-026:on 760817,cooling Tower Basin Level Exceeded Normal Elevation During Attempted Modified Mode of Circulating Water Sys Operation ML20085E5221976-05-17017 May 1976 Telecopy RO 76-016:on 760514,MSIV Integrity May Be Lost After Main Steam Line Break.Fsar Review Indicates That Steam Line Rupture Incident Assumed Complete Steam Generator Blowdown ML20085E5311976-05-11011 May 1976 Telecopy RO PAL-ER-014;on 760511,1-1 Diesel Generator Removed from Svc W/One High Pressure Safety Injection Pump Inoperable.Caused by Greater than Tech Spec Limiting Condition for Operation ML20085E5361976-05-11011 May 1976 Telecopy RO 76-013:during Plant Startup,Cooling Tower Drained to Repair Leaking Condenser Tube,Resulting in Temp Differential Above Tech Spec Limits ML20085E5561976-05-0303 May 1976 Telecopy Ro:On 760430,during Mods Re Boron Recrystallization,Vendor Reported That Case Code Allowable Stress May Be Exceeded at Valve body-to-bonnet Flange.Valves within Code Limits for Present Operating Pressure ML20085E5691976-04-23023 April 1976 Telecopy RO 76-011:penetration 46 Containment Vent Header Exceeded Allowable Limits During Leak Testing ML20085E5821976-04-12012 April 1976 Telecopy RO 76-008:on 760409,waste Gas Tank T-101A Inadvertently Partially Released.No Limits Exceeded or Approached ML20085E6011976-02-11011 February 1976 Telecopy RO 76-004:on 760210,abnormal Degradation of Steam Generator Tubes/Reactor Pressure Boundary Suspected.Data Evaluation in Progress ML20085E6131976-02-10010 February 1976 Telecopy RO ER-76-003:on 760209,eddy Current Testing Revealed Greater than Expected Steam Generator Tube Degradation ML20085E6281976-01-12012 January 1976 Telecopy RO 76-001:investigation of Unusual Noise Revealed That Sirw Tank Slightly Dented & Vent Partially Plugged W/Ice & Snow.Lpsi Pump Stopped & Reactor Cavity Secured. Investigation Continues ML20085E7621975-12-22022 December 1975 Telecopy Message of Ro:On 751221,plant Discharge Water Temp Exceeded 5-degree Temp Differential During Plant Cooldown & Removal of a Cooling Tower from Svc ML20085E7701975-12-10010 December 1975 Telecopy Message Ro:On 751208,Tech Specs Apparently Violated Re Discharge Water Ph.Caused by Misinterpretation of Sample Data.Ro Negated & Problem Handled Through Plant Corrective Action Sys ML20085F9021975-12-10010 December 1975 Corrected AO 75-014 Re Previous Insp of 2,400-volt Breaker on Bus 1D ML20085E7731975-11-21021 November 1975 RO 75-026:on 751113,containment Purge Exhaust Valve Leaked Excessively During Local Leak Test.Caused by Improper Seat Alignment of Upstream Valve Due to Deformation by 46 Psig Pressure.Valves Tagged Closed ML20085E8641975-10-14014 October 1975 RO UE-75-010:on 751002,poison Rod Axial Growth Found in Facility Fuel.Possibly Caused by Radiation Induced Gowth. Power Level Limited to 80% & Primary Coolant Gross Gamma Radioactivity Monitored by Daily Samples 1995-09-11 Category:TEXT-SAFETY REPORT MONTHYEARML18066A6901999-11-0101 November 1999
[Table view]Rev 5 to Palisades Nuclear Plant Colr. ML18066A6761999-09-30030 September 1999 Monthly Operating Rept for Sept 1999 for Palisades Nuclear Plant ML18066A6271999-09-0202 September 1999 LER 98-011-01:on 981217,inadequate Lube Oil Collection Sys for Primary Coolant Pumps Was Noted.Caused by Design Change Not Containing Appropriate Level of Rigor.Exemption from 10CFR50,App R Was Requested.With 990902 Ltr ML18066A6351999-08-31031 August 1999 Monthly Operating Rept for Aug 1999 for Palisades Nuclear Plant ML18066A6771999-08-31031 August 1999 Operating Data Rept Page of MOR for Aug 1999 for Palisades Nuclear Plant ML18066A6221999-08-20020 August 1999 LER 99-002-00:on 990722,TS Surveillance Was Not Completed within Specified Frequency.Caused by Failure to Incorporate Revised Frequency Into Surveillance Schedule in Timely Manner.Verified Implementation.With 990820 Ltr ML18066A6061999-07-31031 July 1999 Monthly Operating Rept for July 1999 for Palisades Nuclear Plant.With 990803 Ltr ML18066A5201999-06-30030 June 1999 Monthly Operating Rept for June 1999 for Palisades Nuclear Plant.With 990702 Ltr ML18066A4841999-05-31031 May 1999 Monthly Operating Rept for May 1999 for Palisades Nuclear Plant.With 990603 Ltr ML18066A6371999-04-30030 April 1999 Revised Monthly Operating Rept for Apr 1999 for Palisades Nuclear Plant ML18068A5941999-04-30030 April 1999 Monthly Operating Rept for Apr 1999 for Palisades Nuclear Plant.With 990503 Ltr ML18066A4161999-04-0101 April 1999 Rev 4 to COLR, for Palisades Nuclear Plant ML18066A4501999-03-31031 March 1999 Monthly Operating Rept for Mar 1999 for Palisades Nuclear Plant.With 990402 Ltr ML18066A4671999-03-31031 March 1999 Rev 0 to SIR-99-032, Flaw Tolerance & Leakage Evaluation Spent Fuel Pool Heat Exchanger E-53B Nozzle Palisades Nuclear Plant. ML18068A5351999-02-28028 February 1999 Monthly Operating Rept for Feb 1999 for Palisades Nuclear Plant.With 990302 Ltr ML18066A3931999-01-31031 January 1999 Monthly Operating Rept for Jan 1999 for Palisades Nuclear Plant.With 990202 Ltr ML18066A3781999-01-20020 January 1999 LER 98-013-00:on 981222,safeguards Transfer Tap Changer Failure Caused Inadvertant DG Start.Caused by Failed Motor Contactor.Contactor Was Replaced.With 990120 Ltr ML20206F6131998-12-31031 December 1998 1998 Consumers Energy Co Annual Rept. with ML18066A3651998-12-31031 December 1998 Monthly Operating Rept for Dec 1998 for Palisades Nuclear Plant.With 990105 Ltr ML18066A3421998-11-30030 November 1998 Monthly Operating Rept for Nov 1998 for Palisades Nuclear Plant.With 981202 Ltr ML18066A3301998-11-11011 November 1998 Part 21 Rept Re Potential Safety Hazard Associated with Wrist Pin Assemblies for FM-Alco 251 Engines at Palisades Nuclear Power Plant.Caused by Insufficient Friction Fit Between Pin & Sleeve.Supplier of Pin Will No Longer Be Used ML18068A4921998-10-31031 October 1998 Monthly Operating Rept for Oct 1998 for Palisades Nuclear Plant.With 981103 Ltr ML18068A4851998-10-29029 October 1998 LER 97-011-01:on 971012,starting of Primary Coolant Pump with SG Temps Greater than Cold Leg Temps Occurred.Caused by Inadequate Procedures & Operator Decision.Sop Used for Starting Primary Coolant Pump Enhanced ML18066A3181998-09-30030 September 1998 Monthly Operating Rept for Sept 1998 for Palisades Nuclear Plant ML18066A2901998-08-31031 August 1998 Monthly Operating Rept for Aug 1998 for Palisades Nuclear Power Plant.With 980903 Ltr ML18066A3191998-08-31031 August 1998 Revised Monthly Operating Rept Data for Aug 1998 for Palisades Nuclear Plant ML18066A2831998-08-18018 August 1998 LER 98-010-00:on 980721,reactor Manually Tripped.Caused by Failure of Coupling Which Drives Feedwater Pump Main Lube Oil Pump.Main Lube Oil Pump Coupling & Associated Components Replaced & Satisfactorily Tested ML18066A2771998-08-13013 August 1998 Part 21 Rept Re Deficiency in CE Current Screening Methodology for Determining Limiting Fuel Assembly for Detailed PWR thermal-hydraulic Sa.Evaluations Were Performed for Affected Plants to Determine Effect of Deficiency ML20237E0301998-07-31031 July 1998 ISI Rept 3-3 ML18066A2701998-07-31031 July 1998 Monthly Operating Rept for July 1998 for Palisades Nuclear Plant.W/980803 Ltr ML18066A2311998-06-30030 June 1998 Monthly Operating Rept for June 1998 for Palisades Nuclear Plant ML18066A2261998-06-30030 June 1998 LER 98-009-00:on 980531,small Pinhole Leak Found on One of Welds,During Leak Test Following Replacement of Pcs Sample Isolation Valves.Caused by Welder Error.Leaking Welds Repaired ML18066A3061998-06-18018 June 1998 SG Tube Inservice Insp. ML20249C4951998-06-17017 June 1998 Rev 1 to EA-GEJ-98-01, Palisades Cycle 14 Disposition of Events Review ML18066A1781998-06-0909 June 1998 LER 98-008-00:on 980511,noted That Procedure Did Not Fully Satisfy Requirement to Test High Startup Rate Trip Function. Caused by Misunderstanding of Testing Requirements.Revised TS Surveillance Test Procedure & Reviewed Other Procedures ML18066A1711998-06-0101 June 1998 Part 21 Rept Re Impact of RELAP4 Excessive Variability on Palisades Large Break LOCA ECCS Results.Change in PCT Between Cycle 13 & Cycle 14 Does Not Constitute Significant Change Per 10CFR50.46 ML18066A1741998-05-31031 May 1998 Monthly Operating Rept for May 1998 for Palisades Nuclear Plant.W/980601 Ltr ML18066A2321998-05-31031 May 1998 Revised MOR for May 1998 for Palisades Nuclear Plant ML18068A4701998-05-31031 May 1998 Annual Rept of Changes in ECCS Models Per 10CFR50.46. ML18065B2451998-05-13013 May 1998 LER 98-007-00:on 980413,HPIS Sys Was Noted Inoperable During TS Surveillance Test.Caused by Performance of Flawed Procedure.Operators & Engineers Will Be Trained to Improve Operational Decision Making Through Resources & Knowledge ML18066A2331998-04-30030 April 1998 Revised MOR for Apr 1998 for Palisades Nuclear Plant ML18068A3461998-04-30030 April 1998 Monthly Operating Rept for Apr 1998 for Palisades Nuclear Plant.W/980501 Ltr ML18066A3411998-04-22022 April 1998 Rev 0 to EMF-98-013, Palisades Cycle 14:Disposition & Analysis of SRP Chapter 15 Events. ML18065B2071998-03-31031 March 1998 Monthly Operating Rept for Mar 1998 for Palisades Nuclear Plant.W/980403 Ltr ML20217C2741998-03-31031 March 1998 Independent Review - Is Consumers Energy Method (W Method) of Determining Palisades Nuclear Plant Best Estimate Fluence by Combining Transport Calculation & Dosimetry Measurements Technically Sound & Does It Meet Intent of Pts ML18066A2341998-03-31031 March 1998 Revised MOR for Mar 1998 for Palisades Nuclear Plant ML18068A3041998-02-28028 February 1998 Monthly Operating Rept for Feb 1998 for Palisades Nuclear Plant.W/980302 Ltr ML18066A2351998-02-28028 February 1998 Revised MOR for Feb 1998 for Palisades Nuclear Plant ML18065B1641998-02-0505 February 1998 Rev 0 to Regression Analysis for Containment Prestressing Sys at 25th Year Surveillance. ML18067A8211998-01-31031 January 1998 Monthly Operating Rept for Jan 1998 for Palisades Nuclear Plant.W/980203 Ltr 1999-09-30 |
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