ML19345C340

RO 80-50/1P:on 801108,incore Thermocouple 9-H Failed.Further Details to Follow

ML19345C340
Person / Time
Site:	Crane
Issue date:	11/10/1980
From:	Hovey G METROPOLITAN EDISON CO.
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
RO-80-50-01P, RO-80-50-1P, TLL-585, NUDOCS 8012040441
Download: ML19345C340 (2)

Text

N4 i j Q

l O

I Metropolitan Edison Cornpany Post Office Boa 483 I II Middletown.Pennsytvania 17057 717 Deceott 948-8000 wnter i o. c: o6.e au,e.,

November 10, 1980 TLL 585 Office of Inspection and Enfercement i

Atta: Boyce H. Grier, Director J

Region I 3

U.S. Nuclear Regulatory Comission 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Sir:

~,

4 Three Mile Island Nuclear Station, Unit II (TMI-II)G

?

Operating License No. DPR-73 Docket No. 50-320 Licensee Event Report No. 80-50/IP This letter is to confirm the conversation between Mr. T. L. Illjes, Unit II Shift Foreman, and Mr. D. R. Haverkanp. Senior Resident Inspector, Unit I, TMI Program Office at 0800 on November 8,1980.

A condition considered reportable under Technical Specification 6.9.1.8 was entered at 0130 hours0.0015 days <br />0.0361 hours <br />2.149471e-4 weeks <br />4.9465e-5 months <br /> on November 8, 1980.

At this time, it was determined that incore thermocouple 9-H had failed.

This condition is reportable in accordance with Technical Specification 3.3.3.6, hence a prompt report is submitted.

Further details will be included in the follow-up report.

Sin rely,

/

. K. Hovey Director, TMI-2 l

CKH/MRH/in 007 ec:

J. T. Collins S

}/

8012 o4 o W/

s Vetrcpo itan '_c son Comcaos 1. a P/cm:.cr c' !"e Ce"e a' PEc U: 6es Sa:em

U. S. NUCLEA3 REGULATORY COMMISSION NRC FORM 366 G771 LICENSEE EVENT REPORT

~

CONTROL BLOCK: l l

l l

l l

l (PLEASE PRINT OR TYPE ALL REQUIRED If.' FORMATION) t 6

ITTT1 I I

I I

I I

l@l l

I I

I I

I I

I I

I l@l I

I I

I l@l i

I@

7 8 9 LICENSEE CODE 14 15 LICENSE NUMUER JS 26 LICEN5E TYPE JG

$7 CA1 Sd CON'T l@l6lfi d 01013131o1@l / I/ I oltii Idl@l/ I /l1 lo I t to l@

to I il

%', "C I

i 8

60 el OOCK ET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE do EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h ~

l l0l2l l l

lTITI l

//

10 i <. I I

[b bh I"/7 I

l ITTin I l

l O (6 l l l

10171 l I

i O 18 I I OE CODE SUSC E OMPONENT CODE SUSCODE SU E

W I

I l@ L_J@ L_JO I I

I I

I I

I@ l l@ l_J @

7 8

9 to 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION

~

@Nah! 'lYlbl l-j lbIN161 L<j i

I I

l l

L_1 l 'l

_2F 22 23 d4 26 27 28 29 30 31 32 KN AC C ON L NT ME H HOURS S8 i FOR 8.

SU Li MANUFAC RER I

l@L_J@

L_J@

l_1@

l l

l l

1 I

l@

l l@

l l@

l I

I I

l@

JJ 34 35 36 31 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS l

l i 101 l I

LLU.) I l

lt l?l l I

liial l l

11 141 l 80 * * '

7 8 9 STA 4 POWER OTHER STATUS iO RY OtSCOVERY DESCRIPTION ITTil L_J@ l 1

I l@l I

I l@l I

t.CTIVITY CO TENT RELEASEO OP RELEASE AMOUNT OF ACTIVtTY LOCATION OF RELEASE fiTe I LJ @ L_J@l I

I I

PERSONNEL EXPOSURES DESCRIPTION TYPE @i i

NUMBER rrm I i

i l@l l

PERSONNE L INJURlES NUY8ER DESCRIPTION rrm i i

i i@i i

80 7

8 3 11 12 LOSS OF OR OAMAGE TO FACILITY Q TYPE DESCRepitON v

I 191 I l@l I

80 7

d 9 10 NRC USE CNLY OESCRiPfiON O 12 l O1 dSUE @l i

IIll11llll11l}

is 68 69 d5 F

8 9 10 NAME OF PREPARER PHONE: