ML17313A320: Difference between revisions
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| issue date = 03/25/1998 | | issue date = 03/25/1998 | ||
| title = Forwards LER 98-002-00 Prepared & Submitted,Per 10CFR50.73. LER Repts TS Violation Due to Improperly Performed Shiftly Channel Checked for Core Protection Calculators Following CPC Data Link Failure | | title = Forwards LER 98-002-00 Prepared & Submitted,Per 10CFR50.73. LER Repts TS Violation Due to Improperly Performed Shiftly Channel Checked for Core Protection Calculators Following CPC Data Link Failure | ||
| author name = | | author name = Overbeck G | ||
| author affiliation = ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR | | author affiliation = ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR | ||
| addressee name = | | addressee name = | ||
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=Text= | =Text= | ||
{{#Wiki_filter:CATEGORY 1 REGUL ORY INFORMATION DISTRIBUT SYSTEM (RIDS)ACCESSION NBR:9804080176 DOC.DATE: 98/03/25 NOTARIZED NO DOCKET g FACIL:STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi 05000529 AUTH.NAME AUTHOR AFFILIATION OVERBECK,G.R. | {{#Wiki_filter:CATEGORY 1 REGUL ORY INFORMATION DISTRIBUT SYSTEM (RIDS) | ||
Arizona Public Service Co.(formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION Document Control Branch (Document Control Desk) | ACCESSION NBR:9804080176 DOC.DATE: 98/03/25 NOTARIZED NO DOCKET g FACIL:STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi 05000529 AUTH. NAME AUTHOR AFFILIATION OVERBECK,G.R. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION Document Control Branch (Document Control Desk) | ||
==SUBJECT:== | ==SUBJECT:== | ||
Forwards LER 98-002-00 prepared&submitted,per 10CFR50.73. | Forwards LER 98-002-00 prepared & submitted,per 10CFR50.73. | ||
LER repts TS violation due to improperly performed shiftly channel checked for core protection calculators following CPC data link failure.DISTRIBUTION CODE: IE22T COPIES RECEIVED:LTR g ENCL | LER repts TS violation due to improperly performed shiftly channel checked for core protection calculators following CPC data link failure. | ||
PLEASE HELP US TO REDUCE WASTE.TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD)ON EXTENSION 415-2083 FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 25 ENCL 25 I | DISTRIBUTION CODE: IE22T COPIES RECEIVED:LTR g ENCL TITLE: 50.73/50.9 Licensee Event Report (LER), Incident Rpt, etc. g SIZE: +5 NOTES:Standardized plant. E 05000529 G | ||
Cnmm/tmnnt. | RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD4-2 PD 1 1 FIELDS,M 1 1 INTERNAL: ACRS 1 1 AEOD PD/ 2 2 AEOD/SPD/RRAB 1 1 ILE CE 1 1 NRR/DE/ECGB 1 1 ~EELB 1 1 NRR/DE/EMEB 1 1 NRR/DRCH/HHFB 1 1 NRR/DRCH/HICB 1 1 NRR/DRCH/HOLB 1 1 NRR/DRCH/HQMB 1 1 NRR/DRPM/PECB 1 1 NRR/DSSA/SPLB 1 1 NRR/DSSA/SRXB 1 1 RES/DET/EIB 1 1 RGN4 PILE 01 1 1 D EXTERNAL: L ST LOBBY WARD 1 1 LITCO BRYCE,J H 1 1 NOAC POORE,W. 1 1 NOAC QUEENER,DS 1 1 0 | ||
/nmnmt/nn. | NRC PDR 1 1 NUDOCS FULL TXT 1 1 E | ||
Energy. | NOTE TO ALL "RZDS" RECIPIENTS: | ||
PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 25 ENCL 25 | |||
I Cnmm/tmnnt. /nmnmt/nn. Energy. | |||
Gregg R. Overbeck Mail Station 7602 Palo Verde Nuclear Vice President TEL 602/393-5148 P.O. Box 52034 Generating Station Nuclear Production FAX 602/3936077 Phoenix, AZ 85072-2034 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk 192-01017-GRO/DGM/KR Mail Station P1-37 March 25, 1998 Washington, D.C. 20555-0001 | |||
==Dear Sirs:== | ==Dear Sirs:== | ||
==Subject:== | ==Subject:== | ||
Palo Verde Nuclear Generating Station (PVNGS)Unit 2 Docket No.STN 50-529 License No.NPF-51 Licensee Event Report 9840240 Attached please find Licensee Event Report (LER)98-002-00 prepared and submitted pursuant to 10 CFR 50.73.This LER reports a Technical Specification (TS)violation due to improperly performed shiftly channel checks for the Core Protection Calculators (CPC)following a CPC data link failure that remained undetected over four shifts.As an action to prevent recurrence, APS has committed to changing the applicable procedures to ensure that data anomalies or error messages on the computer printouts for CPC are detected.In accordance with 10CFR50.73(d), a copy of this LER is being forwarded to the Regional Administrator, NRC Region IV.If you have any questions, please contact Daniel G.Marks, Section Leader, Regulatory Affairs, at (602)393-6492.Sincerely, GRO/DGM/KR/rlh.Attachment cc: E.W.Merschoff K.E.Perkins J.H.Moorman INPO Records Center 9804080176 980325 PDR ADOCK 05000529 S PDR | Palo Verde Nuclear Generating Station (PVNGS) | ||
Unit 2 Docket No. STN 50-529 License No. NPF-51 Licensee Event Report 9840240 Attached please find Licensee Event Report (LER) 98-002-00 prepared and submitted pursuant to 10 CFR 50.73. This LER reports a Technical Specification (TS) violation due to improperly performed shiftly channel checks for the Core Protection Calculators (CPC) following a CPC data link failure that remained undetected over four shifts. As an action to prevent recurrence, APS has committed to changing the applicable procedures to ensure that data anomalies or error messages on the computer printouts for CPC are detected. | |||
In accordance with 10CFR50.73(d), a copy of this LER is being forwarded to the Regional Administrator, NRC Region IV. If you have any questions, please contact Daniel G. | |||
Marks, Section Leader, Regulatory Affairs, at (602) 393-6492. | |||
Sincerely, GRO/DGM/KR/rlh | |||
.Attachment cc: E. W. Merschoff (all with attachment) | |||
+cP 2 K. E. Perkins J. H. Moorman INPO Records Center 9804080176 980325 PDR ADOCK 05000529 S PDR}} |
Latest revision as of 08:43, 29 October 2019
ML17313A320 | |
Person / Time | |
---|---|
Site: | Palo Verde ![]() |
Issue date: | 03/25/1998 |
From: | Overbeck G ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR |
To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
Shared Package | |
ML17313A321 | List: |
References | |
192-01017-GRO-D, 192-1017-GRO-D, NUDOCS 9804080176 | |
Download: ML17313A320 (4) | |
Text
CATEGORY 1 REGUL ORY INFORMATION DISTRIBUT SYSTEM (RIDS)
ACCESSION NBR:9804080176 DOC.DATE: 98/03/25 NOTARIZED NO DOCKET g FACIL:STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi 05000529 AUTH. NAME AUTHOR AFFILIATION OVERBECK,G.R. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION Document Control Branch (Document Control Desk)
SUBJECT:
Forwards LER 98-002-00 prepared & submitted,per 10CFR50.73.
LER repts TS violation due to improperly performed shiftly channel checked for core protection calculators following CPC data link failure.
DISTRIBUTION CODE: IE22T COPIES RECEIVED:LTR g ENCL TITLE: 50.73/50.9 Licensee Event Report (LER), Incident Rpt, etc. g SIZE: +5 NOTES:Standardized plant. E 05000529 G
RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD4-2 PD 1 1 FIELDS,M 1 1 INTERNAL: ACRS 1 1 AEOD PD/ 2 2 AEOD/SPD/RRAB 1 1 ILE CE 1 1 NRR/DE/ECGB 1 1 ~EELB 1 1 NRR/DE/EMEB 1 1 NRR/DRCH/HHFB 1 1 NRR/DRCH/HICB 1 1 NRR/DRCH/HOLB 1 1 NRR/DRCH/HQMB 1 1 NRR/DRPM/PECB 1 1 NRR/DSSA/SPLB 1 1 NRR/DSSA/SRXB 1 1 RES/DET/EIB 1 1 RGN4 PILE 01 1 1 D EXTERNAL: L ST LOBBY WARD 1 1 LITCO BRYCE,J H 1 1 NOAC POORE,W. 1 1 NOAC QUEENER,DS 1 1 0
NRC PDR 1 1 NUDOCS FULL TXT 1 1 E
NOTE TO ALL "RZDS" RECIPIENTS:
PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 25 ENCL 25
I Cnmm/tmnnt. /nmnmt/nn. Energy.
Gregg R. Overbeck Mail Station 7602 Palo Verde Nuclear Vice President TEL 602/393-5148 P.O. Box 52034 Generating Station Nuclear Production FAX 602/3936077 Phoenix, AZ 85072-2034 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk 192-01017-GRO/DGM/KR Mail Station P1-37 March 25, 1998 Washington, D.C. 20555-0001
Dear Sirs:
Subject:
Palo Verde Nuclear Generating Station (PVNGS)
Unit 2 Docket No. STN 50-529 License No. NPF-51 Licensee Event Report 9840240 Attached please find Licensee Event Report (LER) 98-002-00 prepared and submitted pursuant to 10 CFR 50.73. This LER reports a Technical Specification (TS) violation due to improperly performed shiftly channel checks for the Core Protection Calculators (CPC) following a CPC data link failure that remained undetected over four shifts. As an action to prevent recurrence, APS has committed to changing the applicable procedures to ensure that data anomalies or error messages on the computer printouts for CPC are detected.
In accordance with 10CFR50.73(d), a copy of this LER is being forwarded to the Regional Administrator, NRC Region IV. If you have any questions, please contact Daniel G.
Marks, Section Leader, Regulatory Affairs, at (602) 393-6492.
Sincerely, GRO/DGM/KR/rlh
.Attachment cc: E. W. Merschoff (all with attachment)
+cP 2 K. E. Perkins J. H. Moorman INPO Records Center 9804080176 980325 PDR ADOCK 05000529 S PDR