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Category:MONTHLY OPERATING ANALYSIS REPORT
MONTHYEARML20210R6081999-07-31031 July 1999 Monthly Operating Repts for July 1999 for Dresden Nuclear Power,Units 1,2 & 3.With ML20210D3071999-06-30030 June 1999 Corrected Page 8 to MOR for June 1999 for DNPS Unit 3 ML20209E1291999-06-30030 June 1999 Monthly Operating Repts for June 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20195G6381999-05-31031 May 1999 Monthly Operating Repts for May 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20206N2821999-04-30030 April 1999 Monthly Operating Repts for Apr 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20205N7491999-03-31031 March 1999 Monthly Operating Repts for Mar 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20207M6921999-02-28028 February 1999 Monthly Operating Repts for Feb 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20199C8951998-12-31031 December 1998 Monthly Operating Repts for Dec 1998 for Dnps,Units 1,2 & 3 ML20197G8591998-11-30030 November 1998 Monthly Operating Repts for Nov 1998 for Dresden Nuclear Power Station.With ML20195D2861998-10-31031 October 1998 Monthly Operating Repts for Oct 1998 for Dresden Nuclear Power Station.With ML20154L3681998-09-30030 September 1998 Monthly Operating Repts for Sept 1998 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20151Y2711998-08-31031 August 1998 Monthly Operating Repts for Aug 1998 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20237A7161998-07-31031 July 1998 Monthly Operating Repts for July 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20236M6041998-06-30030 June 1998 Monthly Operating Repts for June 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20248M3021998-05-31031 May 1998 Monthly Operating Repts for May 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20247F3391998-04-30030 April 1998 Monthly Operating Repts for Apr 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20216C9651998-03-31031 March 1998 Monthly Operating Repts for Mar 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20216E2531998-02-28028 February 1998 Monthly Operating Repts for Feb 1998 for Dresden Nuclear Power Station ML20202F7831998-01-31031 January 1998 Monthly Operating Repts for Jan 1998 for Dresden Nuclear Power Station ML20198P5321997-12-31031 December 1997 Monthly Operating Repts for Dec 1997 for Dresden Nuclear Power Station ML20203F8781997-11-30030 November 1997 Monthly Operating Repts for Nov 1997 for Dresden Nuclear Power Station ML20199B0701997-10-31031 October 1997 Monthly Operating Repts for Oct 1997 for Dresden Nuclear Power Station ML20217H7201997-09-30030 September 1997 Monthly Operating Repts for Sept 1997 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20216J3781997-08-31031 August 1997 Monthly Operating Repts for Aug 1997 for DNPS ML20216J3991997-07-31031 July 1997 Revised Page 6 to Monthly Operating Rept for July 1997 for Dresden Nuclear Power Station,Unit 2 ML20210H5511997-07-31031 July 1997 Monthly Operating Repts for July 1997 for DNPS IAW RG 1.16 & GL 97-02 ML20216J3891997-06-30030 June 1997 Revised Page 6 to Monthly Operating Rept for June 1997 for Dresden Nuclear Power Station,Unit 2 ML20140D7401997-05-31031 May 1997 Monthly Operating Repts for May 1997 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20141A9861997-04-30030 April 1997 Monthly Operating Repts for April 1997 for DNPS ML20140D7461997-04-30030 April 1997 Revised Monthly Operating Rept for Apr 1997 for Dresden Nuclear Power Station,Unit 3 ML20137T3411997-03-31031 March 1997 Monthly Operating Repts for March 1997 for DNP ML20136G4521997-02-28028 February 1997 Monthly Operating Repts for Feb 1997 for Dresden Nuclear Power Station ML20134L6081997-01-31031 January 1997 Monthly Operating Repts for Jan 1997 for Dresden Nuclear Power Station ML20133K4181996-12-31031 December 1996 Monthly Operating Repts for Dec 1996 for Dresden Nuclear Power Station Units 1,2 & 3 ML20132A9541996-11-30030 November 1996 Monthly Operating Repts for Nov 1996 for Dresden Nuclear Power Station ML20134K5681996-10-31031 October 1996 Monthly Operating Repts for Oct 1996 for Dresden Nuclear Power Station ML20128P5091996-09-30030 September 1996 Monthly Operating Repts for Sept 1996 for Dresden Nuclear Power Station Units 1,2 & 3 ML20149H1821994-10-31031 October 1994 Monthly Operating Repts for Oct 1994 for Dresden Nuclear Power Station ML20059G3771993-12-31031 December 1993 Monthly Operating Repts for Dec 1993 for Dresden Nuclear Power Station ML20058L5851993-11-30030 November 1993 Monthly Operating Repts for Nov 1993 for Dresden Nuclear Power Station ML20058G8151993-10-31031 October 1993 Monthly Operating Repts for Oct 1993 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20128L1741993-01-31031 January 1993 Monthly Operating Rept for Jan 1993 for Dresden Nuclear Power Station ML20127E4761992-12-31031 December 1992 Monthly Operating Repts for Dec 1992 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20125E4061992-11-30030 November 1992 Monthly Operating Repts for Nov 1992 for Dnps,Units 1,2 & 3 ML20248J4221991-06-30030 June 1991 Monthly Operating Repts for June 1991 for Dresden Nuclear Power Station Units 1,2 & 3 ML20058H2911990-10-31031 October 1990 Monthly Operating Repts for Dresden Nuclear Power Station for Oct 1990 ML20059N4951990-09-30030 September 1990 Monthly Operating Repts for Sept 1990 for Dresden Nuclear Power Station ML20059J1441990-08-31031 August 1990 Monthly Operating Repts for Aug 1990 for Dresden Nuclear Power Station Units 1,2 & 3 ML20055G2361990-06-30030 June 1990 Monthly Operating Repts for June 1990 for Dresden Nuclear Power Station Units 1,2 & 3 ML20247H0221989-08-31031 August 1989 Monthly Operating Repts for Aug 1989 for Dresden Nuclear Power Station,Units 1,2 & 3 1999-07-31
[Table view] Category:TEXT-SAFETY REPORT
MONTHYEARML20249C8491999-09-30030 September 1999 1999 Third Quarter Rept of Completed Changes,Tests & Experiments Evaluated,Per 10CFR50.59(b)(2), for Dresden Nuclear Power Station. with ML20217A1691999-09-22022 September 1999 Part 21 Rept Re Engine Sys,Inc Controllers,Manufactured Between Dec 1997 & May 1999,that May Have Questionable Soldering Workmanship.Caused by Inadequate Personnel Training.Sent Rept to All Nuclear Customers ML20210R6081999-07-31031 July 1999 Monthly Operating Repts for July 1999 for Dresden Nuclear Power,Units 1,2 & 3.With ML20209E1291999-06-30030 June 1999 Monthly Operating Repts for June 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20209J3481999-06-30030 June 1999 1999 Second Quarter Rept of Completed Changes,Tests & Experiments, Per 10CFR50.59.With ML20210D3071999-06-30030 June 1999 Corrected Page 8 to MOR for June 1999 for DNPS Unit 3 ML20195G6381999-05-31031 May 1999 Monthly Operating Repts for May 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20195B2591999-05-19019 May 1999 Rev 66a to CE-1-A,consisting of Proposed Changes to QAP for Dnps,Qcs,Znps,Lcs,Byron & Braidwood Stations ML20206N2821999-04-30030 April 1999 Monthly Operating Repts for Apr 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20206B1901999-03-31031 March 1999 First Quarter Rept of Completed Changes,Tests & Experiments Per 10CFR50.59 for Dresden Nuclear Power Station. with ML20205N7491999-03-31031 March 1999 Monthly Operating Repts for Mar 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20207M6921999-02-28028 February 1999 Monthly Operating Repts for Feb 1999 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20207E9311999-02-26026 February 1999 Part 21 Rept Re Sprague Model TE1302 Aluminum Electrolytic Capacitors with Date Code of 9322H.Caused by Aluminum Electrolytic Capacitors.Affected Capacitors Replaced ML20199M0891999-01-22022 January 1999 Part 21 Rept Re Failure of Square Root Converters.Caused by Failed Aluminum Electrolytic Capacitory Spargue Electric Co (Model Number TE1302 with Mfg Date Code 9322H).Sent Square Root Converters Back to Mfg,Barker Microfarads,Inc ML20199D3261998-12-31031 December 1998 10CFR50.59 SER for 1998-04 Quarter, of Changes,Tests & Experiments.With ML20199C8951998-12-31031 December 1998 Monthly Operating Repts for Dec 1998 for Dnps,Units 1,2 & 3 ML20205M7061998-12-31031 December 1998 Unicom Corp 1998 Summary Annual Rept. with ML20197G8591998-11-30030 November 1998 Monthly Operating Repts for Nov 1998 for Dresden Nuclear Power Station.With ML20196A4191998-11-19019 November 1998 Safety Evaluation Accepting QA TR CE-1-A,Rev 66 Re Changes in Independent & Onsite Review Organization by Creating NSRB ML20196J0061998-11-19019 November 1998 Rev 66 to Topical Rept CE-1-A, QA Program ML20195D2861998-10-31031 October 1998 Monthly Operating Repts for Oct 1998 for Dresden Nuclear Power Station.With ML20154L3681998-09-30030 September 1998 Monthly Operating Repts for Sept 1998 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20154N4131998-09-30030 September 1998 1998 Third Quarter 10CFR50.59 Rept, for Dresden Nuclear Power Station of Completed Changes,Tests & Experiments ML20153C5061998-09-21021 September 1998 SER Accepting Qualified Unit 1 Supervisor Initial & Continuing Training Program for Dresden Nuclear Power Station,Unit 1 ML20151Y2711998-08-31031 August 1998 Monthly Operating Repts for Aug 1998 for Dresden Nuclear Power Station,Units 1,2 & 3.With ML20237E2331998-08-21021 August 1998 Revised Pages of Section 20 of Rev 66 to CE-1-A, QA Topical Rept ML20237A7161998-07-31031 July 1998 Monthly Operating Repts for July 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20236Q5851998-06-30030 June 1998 1998 Second Quarter 10CFR50.59 Rept, for Dresden Nuclear Power Station of Completed Changes,Tests & Experiments ML20236F8131998-06-30030 June 1998 Rev 0 to Defueled SAR Dresden Nuclear Power Station Unit 1 Commonwealth Edison Co ML20236T8331998-06-30030 June 1998 COLR for Dresden Station Unit 3,Cycle 15 ML20236T8391998-06-30030 June 1998 Rev 1 to EMF-96-141, Dresden Unit 3 Cycle 15 Reload Analysis Rept ML20236M6041998-06-30030 June 1998 Monthly Operating Repts for June 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20248M3021998-05-31031 May 1998 Monthly Operating Repts for May 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20248F3531998-05-21021 May 1998 Part 21 Rept Re Electronic Equipment Repaired or Reworked by Integrated Resources,Inc from Approx 930101-980501.Caused by 1 Capacitor in Each Unit Being Installed W/Reverse Polarity. Policy of Second Checking All Capacitors Is Being Adopted ML20247F3391998-04-30030 April 1998 Monthly Operating Repts for Apr 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20217D0281998-04-22022 April 1998 Part 21 Rept Re Additive Constants Used in MCPR Determination for Siemens ATRIUM-9B Fuel by Core Monitoring Sys Were Found to Be non-conservative.SPC Personnel Notified All Customers w/ATRIUM-9B Lead Test Assemblies ML20216D4411998-03-31031 March 1998 First Quarter Rept of Completed Changes,Tests & Experiments for 10CFR5059 ML20216C9651998-03-31031 March 1998 Monthly Operating Repts for Mar 1998 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20216E2531998-02-28028 February 1998 Monthly Operating Repts for Feb 1998 for Dresden Nuclear Power Station ML20202F7831998-01-31031 January 1998 Monthly Operating Repts for Jan 1998 for Dresden Nuclear Power Station ML20199K1651998-01-23023 January 1998 Rev 65h to Topical Rept CE-1-A, Comm Ed QA Tr ML20198P5321997-12-31031 December 1997 Monthly Operating Repts for Dec 1997 for Dresden Nuclear Power Station ML20198P7021997-12-31031 December 1997 Fourth Quarter Rept of Completed Changes,Tests & Experiments Per 10CFR50.59 ML20216D3611997-12-31031 December 1997 Unicom Corp 1997 Summary Annual Rept ML20203F8781997-11-30030 November 1997 Monthly Operating Repts for Nov 1997 for Dresden Nuclear Power Station ML20199B0701997-10-31031 October 1997 Monthly Operating Repts for Oct 1997 for Dresden Nuclear Power Station ML20217H7201997-09-30030 September 1997 Monthly Operating Repts for Sept 1997 for Dresden Nuclear Power Station,Units 1,2 & 3 ML20210V2401997-09-19019 September 1997 Rev 65g to Topical Rept CE-1-A, Comm Ed QA Manual ML20216J3781997-08-31031 August 1997 Monthly Operating Repts for Aug 1997 for DNPS ML20210H5511997-07-31031 July 1997 Monthly Operating Repts for July 1997 for DNPS IAW RG 1.16 & GL 97-02 1999-09-30
[Table view] |
Text
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OPERATING DA A REPORT DOCKET NO. 050-237
. DATE May 2, 1984 COMPLETED BY B. A. Schroedc TELEPHONE (815) 942-2920 OPERATING STATUS NOTES
- 1. Unit Name: Dresden II
- 2. Reporting Period: April. 1984 3 Licensed Thermal Power (MWt): 2,527
- 4. Nameplate Rating (Gross MWe): 828 5 Design Electrical Rating (Net MWe): 794
- 6. Maximum Dependable Capacity (Gross MWe): 812
- 7. Maximum Dependable Capacity (Net MWe): 772
- 8. If Changes Occur in Capacity Ratings (Items 3 Through 7) Since Last Report, Give Reasons:
N/A 9 Power Level to Which Restricted, if Any (Net MWe): N/A
- 10. Reasons For Restrictions, if Any: N/A This Month Yr-to-Date Cumulativo
- 11. Hours in Reporting Period 719 2903 122,423
- 12. Number of Hours Reactor Was Critical 719 2g03 95,127.5
- 13. Reactor Reserve Shutdown Hours 0 0 0
- 14. Hours Generator On-Line 719 2881.0 93,787.1 15 Unit Rese.rve Shutdown Hours 0 0 0
- 16. Gross Thermal Energy Generated (MWH) 1.774.909 6.844.806 183.539.442
- 17. Gross Electrical Energy Generated (MWH) 577,297 2.235',524 58,737,723
- 18. Net Electrical Energy Generated.(MWH) 548,112 2,128,338 55,516,602 19 Unit Service Factor 100.00 99.24 76.61
- 20. Unit Availability Factor 100.00 99.24 76.61
- 21. Unit Capacity Factor (Using MDC Net) 98.75 94.97 58.74
- 22. Unit Capacity Factor (Using DER Net) 96.01 92.34 57.11
- 23. Unit Forced Outage Rate 0.0 0.75 11.37
- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
May 19, 1984 for snubber inspection.
- 25. If Shut Down At End Of Report Period, Estimated Date of Startup: N/A
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8405140415 840430 PENT ADOCK 05000237 R PDR
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OPERATING DATA REPORT DOCKET NO. 050-249 DATE May 2, 1984 COMPLETED BY B. A. Schroedd TELEPHONE rn, a aa,_,o,n i
OPERATING STATUS NOTES j
- 1. Unit Name: Dresden III ,
- 2. Reporting Period: April, 1984 :
3 Licensed Thermal Power (MWt): 2,527
- 4. Nameplate Rating (Gross MWe): 828
- 5. Design Electrical Rating (Net MWe): 794
- 6. Maximum Dependable Capacity (Gross MWe): 812 7 Maximum Dependable Capacity (Net MWe): 773
- 8. If Changes Occur in Capacity Ratings (items 3 Through 7) Since Last Report, Give Reasons:
N/A 9 Power Level to Which Restricted, if Any (Net MWe): N/A
- 10. Reasons For Restrictions, if Any: N/A This Month Yr-to-Date Cumul.ativo
- 11. Hours in Reporting Period 719 2q03 112.008
- 12. Number of Hours Reactor Was Critical 203.01 196.1 83.171.1 13 Reactor Reserve Shutdown Hours 0 0 0
- 14. Hours Generator On-Line 0 0 79 R61.I 15 Unit Reserve Shutdown Hours 0 0 o
- 16. Gross Thermal Energy Generated (MWH) 0 0 159.961.098 17 Gross Electrical Energy Generated (MWH) 0 0 51.952.919
- 18. Net Electrical Energy Generated.(MWH) -5774 -15.956 49.214.628 19 Unit Service Factor 0 0 71.30
, 20. Unit Availability Factor 0 0 71.30
- 21. Unit Capacity Factor (Using MDC Net) 0 0 56.84
- 22. Unit Capacity Factor (Using DER Net) 0 0 55.34 23 Unit Forced Outage Rate 0 0 12.66
- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and DJration of Each):
N/A 25 If Shut Down At'End Of Report Period, Estimated Date of Startup: June, 1984 t .
f}
- ~. . - . - . . - . . --
DOCKET NO. 050-237 UNIT NAME Dred *:n II UNIT SHUTDOWNS AND POWER REDUCTIONS ' DATE M*y 2 1983 COMPLETED BY B. A. Schroeder TELEPHONE (815) 942-2920 REPORT MONTH APRIL. 1984 METHOD OF LICENSEE CAUSE & CORRECTIVE NO. DATE TYPEl DURATION REASON 2 SHUTTING EVENT SYSTEM COMPONENT ACTION TO (HOURS) DOWN REACTOR 3 REPORT # CODE 4 CODES PREVENT RECURRENCE None
~
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, w, 1 2 3 4 F: Forced Reason: Method: Exhibit G-Instructions for S: Scheduled A-Equipment Failure (Explain) 1-Manual Preparation of Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling .3-Automatic Scram Event Report ( ) File D-Regulatory Restriction 4-Other (Explain) (NUREG-0161)
E-Operator Training & License Examination '
F-Administrative '
G-Operational Error H-Other (Explain) ,
DOCKET EO. 050-249 UNIT NAME Dresden III UNIT SHUTDOWNS AND POWER REDUCTIONS DATE May 2. 1984-COMPLETED BY B. A. Schroeder TELEPHONE (815) 942-2920 -
REPORT MONTH APRIL, 1984 METHOD OF LICENSEE CAUSE & CORRECTIVE I NO. DATE TYPEl DURATION REASON 2 SHUTTING EVENT SYSTEM COMPONENT ACTION TO (HOURS) DOWN REACTOR 3 REPORT # CODE 4 CODES PREVENT RECURRENCE 8 83-9-30 S 719 C' I -- -- --
Main Turbine repair.
3 1
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a 1 2 3 4 I F: Forced . Rea's on : Method: Exhibit G-Instructions for l S: Scheduled A-Equipment Failure (Explain) 1-Manual Preparation of Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling .3-Automatic Scram Event Report ( ) File i D-Regulatory Restriction 4-Other (Explain) (NUREC-0161) -
E-Operator Training & License Examination .
F-Administrative N G-Operational Error j H-Other (Explain) .
w - m c- g a w- *w .--+-m -
y-ww1 ---gm --r- p - = = - - , ,,y .-,y r-- , v e- -
AVERAGE DAILY UNIT POWER LEVEL _
DOCKET NO. 050-237 UillT II DATE May 2, 1983 COMPLETED 'BY B. A. Schroeder TELEPHONE (815) 942-2920 MONTH APRIL, 1984 DAY AVERAGELDAILY POWER LEVEL- DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 717 17 790 2 762 18 761 3 775 19 788 4 786 20 782 5 783 21 756 6 789 -22 775 7 778 23 783 8 745 24 771 9 781 25 783 10 786 26 780 11 783 27 784 12 784 28 772 13 780 29 678 14 671 30 757 15 776 31 16 784
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-249 UNIT III DATE May 2, 1984 COMPLETED BY B. A. Schroeder TELEPHONE (815) 942-2920 MONTH APRIL. 1984 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 0 17 o 2 o 18 0 3 0 19 0 4 0 20 0 5 0 21 0 6- 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10' 0 26 0
< 11 0 27 0 12 0- 28 0 13 o 29 0 l
l 14 0 30 0
~~~
l 15 0 31
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e DRESDEN UNIT 2 SAFETY RELATED ltAINTENANCE - APRIL, 1984 NATURE OF LER OR OUTAGE FIALFUNCTION
EQUIITIENT !!AINTENANCE NUllBER CAUSE RESULT CORRECTIVE ACTION Accumulator Preventive W.R. #33842 ---
N/A N/A Replaced fitting.
- 30-55
- 4 Turbine Prevent'ive W.R. #33807 ---
N/A N/A Replaced switch.
Control Valve 2B MSIV Preventive W.R. #33781 N/A N/A Replaced limit switch.
Icolttion Preventive W.R. #32908 ---
N/A N/A Installed new transmitter.
C:nd::nrer Ind., EPN
- LI-2-1304-2 Stby Liquid Preventive W.R. #33967 --- -
/A N/A Repacked pump per manufacturer's Crnt. Puep instructions.
Toru"5 Spray Preventive W.R. #33037 -- -
N/A N/A Overhauled motor operator and tested Vnive 2-1501- for proper operation.
19A, EPN
- 2-1501-19A
. O l DRESDEN UNIT 3 ,
SAFETY RELAiED MAINTENANCE - APRIL, 1984 NATURE OF LER OR OUTAGE ELWNG10N
- EQUIP!IENT !!AINTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION M03-1402-4B Preventive W.R. #30600 -
N/A N/A Adjusted packing.
3A LPCI Heat Preventive W.R. #27850 N/A N/A Removed and replaced heads for cleaning.
Exchanger, EPN #3-1503-A D3 Ccttle Preventive W.R. #27877 N/A N/A Re=oved and installed cattle chute for Chuto re fueling.
AO-3-2001-3 Preventive W.R. #34334 N/A N/A Repaired leaking fitting with PST sealant.
Equip =ent Drcia Dis- -
charg2 CRD Accu =u- Preventive W.R. #34283 N/A N/A Turned stem down one turn.
1rtcr 54-15 ,
(P-4)
Main Steam- Preventive W.R. #34363 N/A N/A Installed spacer washers.
line "A" D-3 Snubber #33, EPN #3-3001A-335 Rod Biceks Preventive W.R. #30799 N/A N/A Removed jumpers.
T1rma Level Preventive W.R. #33449 '
N/A N/A Reset breaker.
Indicctor, EPN #3-1640-IIB 3-202-5B Preventive W.R. #34194 N/A N/A Adjusted packing.
Packin3 Cland, EPN #3-202-5E
DRESDEN UNIT 3 SAFETY RELAIED HAINTENANCE - APRIL, 1984 UATURE OF LER OR OUTAGE HA W U ION EQUIntENT MAINTENANCE HUMBER ~CAUSE RESULT CORRECTIVE ACTION Recirculation Preventive W.R. #34197 N/A N/A Tightened packing glands.
I-Tia valve 3-202-6A AO-3-220-52 Preventive W.R. f34338 N/A N/A Tightened bolts around diaphragm.
D/W Equipment Preventive W.R. f27830 N/A N/A Closed equipment hatch.
Hatch 3 "O" Recire. Preventive W.R. #26253 N/A N/A Replaced bonnet gasket.
Pu=p Dischargi V::lve. EPN
- 3-202-5B U-3 CRD G-7 Preventive W.R. #32039 N/A N/A Replaced handwheel and keyway.
(26-27)
A & B Core Preventive W.R. #34190 N/A N/A Tightened cover gasket and adjusted Sprry Check packing.
Volve CRD Flcnges Preventive W.R. #34199 N/A N/A Retorqued CRD flanges.
A0-3-203-ID Preventive W.R. #34359 N/A N/A Tightened fittings.
(MSIV)
AO-3-223-1A Preventive W.R. #34362 N/A N/A Tightened union.
Core Spray Preventive W.R. #20100 N/A N/A Replaced valve with packing and lubed Manual 3-1402- stem.
CB Vnive, EPN
! #3-1402-6B l
l l
1
O DRESDEN UNIT 3 SAFETY RELATED MAINTENANCE - APRIL, 1984 UATURE OF LER OR OUTAGE !~fALFUNCTION EQUIPMENT HAINTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION 3-220-50, EPN Preventive W.R. #20101 N/A N/A Repacked valve.
- 3-220-50 D-3 Wact Preventive W.R. #27874 ---
N/A N/A Replaced torus manway gasket and closed Torua Manway (bolted) cover.
D-3 Er:t Preventive W.R. #27872 ---
N/A N/A Replaced torus manway gasket and closed Toru Manway (bolted) cover.
D-3 Class 1 Preventive W.R. #30565 ---
N/A N/A Ground welds in preparation for UT Weld Grinding examination (ISI).
U-3 1501-13A Preventive W.R. #28612 N/A N/A Locked tight bonnet mounting bolts.
& B, EPN
- 3-1501-13A &
B LPRM Preventive W.R. #33529 -
N/A N/A Checked for proper electrical continuity.
MO-3-1501-3B, Preventive W.R. #33613 ---
-N/A N/A Found yoke loose - repaired and tested EPN #3-1501- for proper operation.
3B Racire. Pipe Preventive W.R. #32240 ---
N/A N/A Removed plug sample from recirculation Weld #28-K8, pipe weld #28-K8. Rewelded new plug in.
EPN #3-0202B-K8
SUMMARY
OF OPERATING EXPERIENCE UNIT TWO APRIL, !984 04-01 to 04-30 Unit 2 entered the month operating at a power level of 745 MWe and operated continuously throughout the entire month (with normal power reductions on weekends for surveillances), reaching a power level of 830 MWe with a capacity factor of 96.28 and an availability of 100%.
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SUMMARY
OF OPERATING EXPERIENCE UNIT THREE APRIL, 1984 04-01 to 04-30 Unit 3 remained off-line the entire period with the reactor critical (to maintain temperature). On May 9th, the reactor was shutdown with temperature being main-tained by use of the two recirculating water pumps.
Work on the i?.P. Turbine rotor continues. A portable oven has been erected which is being used to stress relieve and straighten the rotor. Other work includes repair of the stationary seals between stages.
The status of the unit remains "In Refuel".
s
O N Commonwealth Edison C i g (y 6) Dresden R.R. #1 - Nucle r Power St tion f
\ Morris, Illinois 80450 ,
- Telephone 815/942-2920 i l
l May 2, 1984 ,
DJS LTR: 84-431 !
Director, Office of Inspection [
and Enforcement !,
United States Nuclear Regulatory Commission Washington, DC 20555 Attention: Document Control Desk
Dear Sir:
Enclosed, please find Dresden Station's operating data for last month.
This information is supplied to your office per the instructions set forth in Regulatory Guide 1.16 .
Sincerely, 1
LO D. . Scott Station Superintendent Dresden Nuclear Power Station l
DJS: BAS:hjb L
Enclosure cc: Region III, Regulatory Operations, U.S. NRC Chief, Division Nuclear Safety, State of IL U.S. NRC, Document Management Branch Nuclear Licensing Administrator Nuc. Sta. Div. Vice. Pres.
Manager, Tech. Serv. Nuc. Sta.
Tech. Staff EA On-Site NRC Inspector Sta. Nuc. Eng. Dept.
l Comptro11er's Office j INPO Records Center PIP Coordinator File /NRC Op. Data File / Numerical h