05000287/LER-1980-016-03, /03L-1:on 801123,fire Detectors String B-2 Went Into Alarm Condition.Caused by Dust Buildup in Detector. Detector Cleaned & Verified Operable

From kanterella
(Redirected from ML20009C098)
Jump to navigation Jump to search
/03L-1:on 801123,fire Detectors String B-2 Went Into Alarm Condition.Caused by Dust Buildup in Detector. Detector Cleaned & Verified Operable
ML20009C098
Person / Time
Site: Oconee Duke Energy icon.png
Issue date: 02/19/1981
From: Jackie Jones
DUKE POWER CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009C097 List:
References
LER-80-016-03L, LER-80-16-3L, NUDOCS 8107200284
Download: ML20009C098 (1)


LER-1980-016, /03L-1:on 801123,fire Detectors String B-2 Went Into Alarm Condition.Caused by Dust Buildup in Detector. Detector Cleaned & Verified Operable
Event date:
Report date:
2871980016R03 - NRC Website

text

.

y.

I smacPonasaos u. s. muctaAn necukAroarr comannssion a.m I.!CENSEE EVENT REPORT EXHIBIT A l

CoNMOLStoCKtl I

I I

I l l

(ptsAss PetNT On TYPE ALL Recuinso INeonMAnoND s,

i i s i c i N I EI E l 3 l@wl 0101 -10101010101 -I 010 Gl4111111 t lig, @

e i uc

.coes i.

uca,.a a

e

=

uc.a nn.

coerr i

IIIII E l L @l 0 ! 51010 ( 01218 I 7 @l 1111713 l 8 l O l@l 012 l ll 91 e }p@

I 8

S4 OccKEr soun.can S

S EVEMr QArg 74 75 agPQar DATE apt l

svsur ossenimo. Amo emosAsta consacuencss @

T'o ITT l On November 23, 1980 the fire. detectors string B-2 went into an alarm-g l

o l

{

gl condition. A subsequent investigation revealed no fire. The string was de-g 4

I clared inoperable and a fire. watch established over the af f <_ted :trea per l

I Technical Specifications. The string was returned to ser. ice 1-1/2 hours f5T("I I later. Thus, the incident was of no significance with respect to safe g

ITITl I operation'and the health and safety of the public were not affected.

g l

l o

I f

se N

caumE cAu S coa.p vatwo cCOE cogg sueccoe N 030s E

SuecCOG [TITl l A l B l@ y@ l A l@ l I [N [ S l Tl R l Uj@ suecogg gg it i.

is is IE"'a"r"If

*"cE".***

"I?%#

to svaarvua o

O g,.o 18 lol I-I 1011161 1/I 1013l W

1- ;

y l

n a

n 2*

m 27 m

a a

a sa Es=" E oIIA". war W uouas @ 'L77 so Tn

'"dET Tu a.

u k

I 2 Ib h2 Ih [b I 0101010]

Y_j@

lLl@

X l 9 l 9 l 9l@

I 3.

3, cause osscaimcm Amo conneenvs Acnores @

g IThis in h L was the result of dust buildup in t b detector, f. tis is a g

Lt j,,i,,j irocirring nrnbles The detector was cleaned and verified operable before re-g m I turning to service. There is no easy solution to this problem as lons as con,

iiiaii struction continues at the site.

i i + i L.

I

'er nE erwenstatus b o"iscowuY oiscovanvessensnan @

3,owem li is l l El@ l OI 9 l 9 l@l NA l' l A l@l Operator Observation l

egy g, t

is is

.e se assou= roe.cnvrry @ l tocArian on netaus @

=etmasso on staass W @ @*l NA l

NA l

i a

.Mt i-oJ.'..

ca.,no @

==

nn ITIIII01010 k @l NA l

.w. unseen =e'u'ieuu7es ason E l 0l 0l 0[@oew.mernea@

N?.

l i:

  • 's*SeEa'Mo*=**"h rw l,,_8 j,j l,l]@l NA l

i.

've Nac use cN(Y l2foi

@l NA l

ll fIil!IilIil a

e, 8107200284 81 dei 6" ~~'

  • C" ':

3 3-1 7 PDR ADOCK 05000287 6

P M. -