ML19263E198

Forwards LERs 79-059/03L-0,79-060/03L-0, & 79-063/03L-0

ML19263E198
Person / Time
Site:	North Anna
Issue date:	05/31/1979
From:	Stallings C VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19263E199	List: 05000338/LER-1979-059-03, /03L-0 on 790501:fire Protection Hose Stations in Auxiliary Bldg Were Inoperable for 10-h W/O Backup Sys of Firewatch Established.Caused by Isolation of Auxiliary Bldg for Maint Taking Longer than Initially Estimated 05000338/LER-1979-060-03, /03L-0 on 790502:during Routine Startup Operation, Axial Flux Difference Deviated Greater than 5% from Target. Caused by Power Increasing Too Rapidly During Startup Operation 05000338/LER-1979-063-03, /03L-0 on 790501:during Startup Operation,Rods A06,F08,K08,H10,C07,C09,E05 & L11 Observed to Have 12-step Disagreement Between Various Rod Position Indications.Caused by Electronic Drift in RPI Circuitry.Rpis Recalibrated ML19263E198
References
NUDOCS 7906050293
Download: ML19263E198 (1)

Text

we VIRGINIA EI.ncTn1C AND POW ER CO>tPANY nicuxono,vruoxxxx unust May 31, 1979 Mr. James P. O'Reilly, Director Serial No. 427 Office of Inspection and Enforcement P0/FHT:sej U. S. Nuclear Regulatory Commission Docket No. 50-338 Region II 101 Marietta Street, Suite 3100 License No. NPF-4 Atlanta, Georgia 30303

Dear Mr. O'Reilly:

Pursuant to North Anna Power Station Technical Specifications, the Virginia Electric and Power Company hereby submits the following Licensee Event Reports for North Anna Unit No. 1.

Report No.

Applicable Technical Specification LER 79-059/03L-0 T.S. 6.9.1.9.b.

LER 79-060/03L-0 T.S. 6.9.1.9.b.

LER 79-063/03L-0 T.S. 6.9.1.9.b.

These reports have been reviewed by the Station Nuclear Safety and Operating Committee and will be placed on the agenda for the next meeting of the System Nuclear Safety and Operating Committee.

Very truly yours,

.hd$bA</f

/

C. M. Stallings Vice President-Power Supply and Production Operations Enclosures (3 copies) cc:

Mr. John C. Davis, Acting Director (30 copies)

Office of Inspection and Enforcement Mr. William G. Mcdonald, Director (3 copies)

Office of Management Information and Program Control 2294 304 7906050273