ML20084T935
| ML20084T935 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 08/11/1976 |
| From: | Fox H TENNESSEE VALLEY AUTHORITY |
| To: | Moseley N NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| LER-BFRO-50-259-761, NUDOCS 8306240296 | |
| Download: ML20084T935 (2) | |
Text
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OlLI ENSEE EVENT REPORT l
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l SE 97.18117 f.LL REQUIRED INFORMATitN) j
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LEENSE NUMIIER PE TvFE AME l Al Ll El RlF l1 l l0 l0 l-l 0l 0l 0l 0l 0l-l 0] 0l l4 l1 l1l1l1l l0 l3 l j
01 25 2G 30 31 32 7 89
,14 15 EVENT DATE REPORT DATE DOCKET NUMBER j 01 CON'i l l
l l Ll lL l l0 l5 l0 l-l 0 l 2 l 5 l 9 l l0 l7 l1 l 4l 7l 6l l
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CATEGCAY T
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57 58 59 60 61 68 69 74 75 60 l
EVENT DESCR:PTION g l Lead wire to thermocouple broke, making TI-64-55A inoperable (torus water temperatu 80 TIS-64-55 was operable with four (4) redundant thermo-l (7 89
' Q l Fuel loading was in progress.
80 l @ l couples to monitor. This is the first failure of this type.
The wire, broken in the l
4 7 89 60 J 7 89 l
f $ l weatherhead'. was reterminated. (BFRO-50-259/7611) 60 1 3G I l
7 89 5
80
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VOLATON OE OCE COMPONENT CODE l Q lIlFl l El l1lNlSlTlRlUl d
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! 7 89 10 11 12 17
- 43 44 47 48
! g l Temperature indicator TI-64-55A was inoperable due to a break at a point where th CAUSE DESC9'PTION l
60 j
89 Cable is 2 conductor # 16 TVA l
}7g l thermocouple lead wire terminates at a crimp connector.
eO Wire was reterminated without a crimp connector.
l 7 89 j @ l type WUB.
METHOD oF OfSCOVEAY OESCAGTCf4 FACILITY STATUS
% POWER OTHER STATUS DISCOVERY j Q y
l 0l 0l 0l l
NA l Q l TI INDICATED FULL SCALE l
80 7 8 9
10 12 13 44 45 46 ACTMTV CONTENT LOCATON OF AELEASE NA l
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AMCUNT OF ACTMTY OF AELEASE l 4
RELEASED lJ (Q
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to 11 44 45 I
PERSONNEL EXFOSURES l7QE lnl010l
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NUMBER TYPE DESCRIPTON 60 89 11 12 13 PERSONNEL INJURIES l
NUMBEA DEbORIPTON QE l0 l 0 l 0l. l NA s0
,( 7 89 11 12 1
l OFFSITE CCNSECUENCES l
NA i
Hl 80
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7.89 LOSS OR OAMAGE TO FACluTY
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I TYPE oESCRIPTICN DE LzJ l
80 8306240296 760811 7 89 10 PDR ADOCK 05000259 PDR g
PO8UCITY NA-S gl 60 l
7 89 ADDIT 8CNAL FACTORS EI i
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, MICNE:
.NAME;% _
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_op o es t. e : T
owito+
.e TENNESSEE VALLEY AUTHORITY 6
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'd CHATTANOOG A. TCNNESSEE 37401
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August 11, 1716
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M]g jg7g, Si Mr. Nor:nn C. Moselcy, Director l
U.S. Naclear Regulatory Cosaission we, %,,[,,
- r Region II 7,
gy 230 reachtrco Street, IM., 6th Floor b
At.lanta, Georgia 30303 s
g C
Doar Mr. lioscley:
'i2:ICCSSEE VM AU1HOETI - BR0;lIiG Ir.:RRY NUCLIRR FIANT LCIIT 1 -
s DOCKET NO. 50-259 - FACIIJTY OILATIIU LICElGE DPR REPORTABLE OCCUaT::rCE REPoar BFRO-50-259/76uW
'Iho cnclosed report is to provide details concerning the load wire to thozzocotolo uhich broke, mting TI-64-55A inoperable (torus water temperaturo), and is cub.dtted in accordanco with Appendix E to Regulator / Guide 1.16, Revision 4, August 1975. This event occurred on Brcr.ms Ferry Hucicar llant unit 1.
Very truly yours, TEIElH3SEE VAILEI AUTHOETI H. S. Fox Director of Fover Froduction Enclosure (3)
CC(Enclosure):
Directc,e (3)
Office of I/.inacccent Infor.:ation.and Progran Control U.S. Huc1 car Rog11atorf Coatission Washington, D.C.
20555 Director (14)/
gNE EN10 '
Office of Ingcction and Enforecent Ng U.S. Unt'1rme Regulatory Co. mission Washizy; ton, D.C.
20555 8T/9 An Equal Opportunity Employer q
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