ML18283B474

Abnormal Occurrence Report BFRO-50-296/769 RHR Pump 3C That Failed to Start on Normal Power During the Performance of a Surveillance Test

ML18283B474
Person / Time
Site:	Browns Ferry
Issue date:	10/07/1976
From:	Fox H Tennessee Valley Authority
To:	Moseley N NRC/IE, NRC/RGN-II
References
BFRO-50-296/769
Download: ML18283B474 (6)

Text

NOC FORM 196 U.S. NUCLEAR l)EOULATORY COMMISSION DOCKET NUMBER l2 70l SO"R It NRC" D IBUTION FDR PART 50 DOCKET MATERIAL I'ILL'UMBER INCIDENT REPORT FROM: TVA DATE OF DOCUMENT MR N C MOSELEY CHATTANOOGA, TENN H S FOX DATE RECEIVED ETTER 0 NOTO R IZ E D PROP INPUT FORM NUMBER OF COPIES RECEIVED ClOR IQINAL UN C LASS IF I E D

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~ SIQO>23-76 HEF HHR PUMP 3C FAILED TO START ON NORMAL POKHo ~ ~ ~ ~ ~ ~ I

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CHATTANOOGA, TENNESSEE 37401 1))6 1916 Octobor 7, 1976 Mr. Norman C. Moseley, Diroctor U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 230 Feachtrce Street, NW., 8th Floor Atlanta, Georgia 30303

Dear Mr. Mosoloy:

TENNESSEE VALLEY AUTHORITY '- BROKERS FERRY NUCLEAR PLAtIT UNIT 3-DOCKET NO'o 50-296 - FACILITY OPERATING LICENSE DPR&8 - REPORTABLE OCCURRENCE REPORT SFRO-50-296/769 Th'o enclosed report. is to provide details concerning the RHR pump 3C that failed to start on normal power during the performance of a surveillance tost. This report is submitted in accordance. <rlth Browns Ferry Technical Specifications Section 6. This event occurred on Srowns Ferry Nuclear Plant unit 3.

Very truly yours, TENNESSEE VALLEY AUTHORITY S. Fox Director of,Power Production Enclosure (3) ~r CC (Enclosure): j)jul Director (3)

Office of Management Information and Program Control U.S. Nuclear Re ulatory Commission Mashington, D. . 20555 Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission washington, D.C. 20555

~0304 An Equal Opportunity Employer

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I/LICENSEE EVENT REPORT

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LICENSEE UCENSIE EVENT NAME LICENSE NUMBER TYPE TYPE I Qpg A L B R F 3 0 0 0 0 0 0 0 0 0 4 1 1 1, 1 ~os 7 89 14 15 25 26 30 31 32.,

7 8 I~ '0 CATFGOAY 57 58 REPORT TYPE 59 AEPOAT SOURCE'O61]COLI'T 0

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DOCKET NUMBEA 0 0 2 9 6J 68

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EVENT DATE 2 .3 '7 6 74 75 AEPORT OATE 80 EVENT DESCRIPTION

[00~] I Durin the erformance of a surveillance test the RHR m 3C failed to start on 7 89 80

~03 normal ower. The other three RHR um s were o erable. RHR um 3C would h 89 80 Kl 04 o crated on emer e 80

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roil 8 9 '0 7 8 9 -;. 80 SYSTEM CAUSE COMPONENT 7

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[~ca 10 CAUSE DESCRIPTION CODE z

"" 12 COMPONENT COOE x x x x x x 17 '3

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MANUFACTURER 9

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'7 9 K VIOLATION 48 N

tOOI A cable in the RHR lo ic was found o en.

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~10 7 89 80 7 8 FACILITY STATL'S 9

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'Ifi POWER s

12 13 OTHER STATUS NA 44 METHOD OF DISCOVERY 45 46 OISCOVEAY DESCRIPTION NA 80 FOAM Of'CTIVITY CONTENT 'MOUNT AELEASEO OF AELEASE OF ACTIVITY LOCATION OF RELEASE 8 ~ NA 7 81 9 10 11 44 45 80 PERSONNEL EXPOSURES 7

CD3 89 LIJ02 11 L~l 12 13 80 7

[ig ~oo 8 9 '1 PERSONNEL INJURIES NUMBfR OFFSITF, CONSEQUENCES o

12 OESCRIPTION

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80 G~H 7 89 LOSS OR DAMAGE TO FACILITY

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7. 8 9 IM 10 PUSLICITY 89 ADDITIONAL I'ACTORS SB I 7 89 80 L1H~

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