ML18110A874

LER 1977-335-33 for St. Lucie, Unit 1 on Steam Driven Auxiliary Feedwater Pump

ML18110A874
Person / Time
Site:	Saint Lucie
Issue date:	09/09/1977
From:	Schmidt A Florida Power & Light Co
To:	O'Reilly J NRC/IE
References
LER 1977-335-33
Download: ML18110A874 (3)

Text

P. O. BOX 013100, MIAMI, FL 33101 FLORIDA POWER & LIGHT COMPANY September 9, 1977 PRN-LI-77-288 Mr. James P. O'Reilly, Director, Region Office of Inspection'nd Enforcement II U.S. Nuclear Regulatory Commission 230 Peachtree Street, N.W., Suite 1217 Atlanta, Georgia 30303

Dear Mr. O'Reilly:

REPORTABLE OCCURRENCE 335-77-33 ST. LUCIE UNIT 1 DATE OF OCCURRENCE: AUGUST llew 1977 STEAM DRIVEN AUXILIARY FEEDWATER PUMP The attached Licensee Event Report is being submitted in accordance with Technical Specification 6.9 to provide 30 day notification of the subject occurrence.

Very truly yours, A. D. Schmidt Vice President Power Resources WAK/mid Attachment cc: Robert Lowenstein, Esquire Director, Office of Inspection and Enforcement, (30)

Director, Office of Management Information and Program Control {3)

A l

CONTROL BLOCK: (P E PRINT ALL RMUIRED INFORMATION) j UCENSEE UCENSE EVENT NAME LICENSE NUMBER TYPE TYPE P L S L S 1 0 0 0 0 0 0 0 0 0 4 1 1 1 1 ~03 89 14 15 25 26 30 31 32 REPORT REPORT CATEGORY TYPE 'OURCE DOCKET NUMBER EVENT OATE REPORT OATE 1 CON'T~ L L 0 5 0 0 3 3 5 0 8 1 1 7 7 0 9 0 7 7 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION Durin a surveillance test, "C" steam-driven auxiliary feedwater pump failed to start.

8 9 80 3 Redundant "A" and "B" electric-driven AFPS were o erable. The valve lineu for startin 8 9 80 4 ed an no a normalities noted. The um started on the next subse uent 8 9 80 5 attem t. Failure of "C" AFP to start has been reported previously; however, this is the 8 9 80 6 first occurrence attributed to unknown, non-repeatable causes. (335-77-33) .

8 9 PRME 80 SYSTEM CAUSE COMPONENT COMPONENT COOF. COOE COMPONENT COOE S4PPLKR 7 ~HH ~E Z Z Z Z Z Z ~A T 1 4 7 N 8 9 10 11 12 17 43 44 47 CAUSE DESCRIPTION Unknown. The um started u on the second attem t. The failure to start could not be 8 9 80 9 du licated.

8 9 80 0

8 9 80 FACIUTY METHOO OF STATUS  % POWER OTHER STATUS DISCOVERY OISCOVERY OESCRIPTICN 8

~E 9

~io 10 o

12 13 N/A 44 45 46 N/A 80 FORM OF ACTIVITY COATENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 2 ~Z ~Z N/A N/A 8 9 10 11 44 45 PERSONNEL EXPOSURES NUMBER TYPE 0ESCRIPTION

~00 0 ~Z NA 8 9 11 12 13 80 PERS'ONNEL INJURIES NUMBER OESCRIPTION 4

8 9 hd~~ 11 12 NA 60 R0BABLE CONSEQUENCES 5 NA 8 9 80 LOSS OR DAMAGE TO FACIUTY TYPE DESCRIPTION ized NA 89 10 80 PUBLICITY NA 8 9 .80 ADDITIONAL FACTORS NA 8 9 80 89 80