ML17263A343

Forwards Rev 1 to LER 92-006 Re FW Control Perturbations Due to Secondary Side Transient,Causing SG High Level FW Isolations.Rev Provides Update on Root Cause Determination & Further Corrective Actions as Committed to LER 92-006-00

ML17263A343
Person / Time
Site:	Ginna
Issue date:	07/29/1993
From:	Mecredy R ROCHESTER GAS & ELECTRIC CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17263A344	List: ML17263A343 ML17263A345
References
NUDOCS 9308090327
Download: ML17263A343 (4)

Text

ACCEI ERAT DOCUMENT DIST TION SYSTEM REGULATO INFORMATION DISTRIBUTION STEM (RIDS)

ACCESSION NBR:9308090327 DOC.DATE: 93/07/29 NOTARIZED: NO DOCKET FACIL:50-244 Robert Emmet Ginna Nuclear Plant, Unit 1, Rochester G 05000244 AUTH. NAME AUTHOR AFFILIATION MECREDY,R.C. Rochester Gas & Electric Corp.

RECIP.NAME RECIPIENT AFFILIATION Document Control Branch (Document Control Desk)

SUBJECT:

Forwards Rev 1 to LER 92-006 re FW control perturbations due to secondary side transient, causing SG high level FW isolations.Rev provides update on root cause determination &

further corrective actions as committed to LER 92-006-00.

DISTRIBUTION CODE: IE22T NOTES:License Exp date COPIES RECEIVED:LTR J ENCL TITLE: 50.73/50.9 Licensee Event Report (LER), Incident Rpt, etc.

in accordance with 10CFR2,2.109(9/19/72).

j SIZE: /~ /

05000244 RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PDl-3 LA 1 1 PD1-3 PD 1 1 JOHNSON,A 1 1

-INTERNAL: ACNW 2 2 AEOD/DOA 1 1 AEOD/DSP/TPAB 1 1 AEOD/ROAB/DSP 2 2 NRR/DE/EELB 1 1 NRR/DE/EMEB 1 1 NRR/DORS/OEAB 1 1 NRR/DRCH/HHFB 1 1 NRR/DRCH/HICB 1 1 NRR/DRCH/HOLB 1 1 NRR/DRIL/RPEB 1 1 NRR/DRSS/PRPB 2 2 NRR~SA/SPLB 1 1 NRR/DSSA/SRXB 1 1 gMMh 02 1 1 RES/DSIR/EIB 1 1 RGN1 FILE 01 1 1 EXTERNAL'G&G BRYCE J H P 2 2 L ST LOBBY WARD 1 1 NRC PDR 1 1 NSIC MURPHY,G.A 1 1 NSIC POOREPW. 1 1 NUDOCS FULL TXT 1 1 NOTE TO ALL"RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE! CONTACT THE DOCUMENT CONTROL DESK, ROOM Pl-37 (EXT. 504-20t25) TO ELIMINATEYOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!

FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 30 ENCL 30

I S I

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's,'I,.'0/llliI $ l",'>'~i'lie'('!', Stats ROCHESTER GAS AND ELECTRIC CORPORATION ~ 89 EAST AVENUE, ROCHESTER N. Y. 14649-0001 ROBERT C. MECREDY TEt.EPtsONe Vice President AAEA CODE 7 t 6 546.2700 Cinna Nuclear Production July 29, 1993 U.S. Nuclear Regulatory Commission Document Control Desk Washington, DC 20555

Subject:

LER 92-006, (Revision 1) Feedwater Control Perturbations, Due To A Secondary Side Transient, Causes Steam Generator High Level Feedwater Isolations R.E. Ginna Nuclear Power Plant Docket No. 50-244 In accordance with 10CFR50.73, Licensee Event Report System, item (a)(2)(iv), which requires a report of, "any event or condition that resulted in manual or automatic actuation of any Engineered Safety Feature (ESF), including the Reactor Protection System (RPS)", the attached Event Report LER 92-006 (Revision 1) is hereby submitted. This revision is being submitted to provide an update on the root cause determination and further corrective action as committed to in LER 92-006 (Revision 0). Shaded text denotes Revision 1 material.

This event has in no way affected the public's health and safety.

Very truly yours,

~C~

Robert C. Mecredy XC U.S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406 Ginna USNRC Senior Resident Inspector 00000i 9308090327 930729 PDR ADOCK 05000244 8 PDR

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