ML19350E683

LER 81-014/03L-0:on 810517,one Sensing Device Found Not Operating on Level Transmitters LT-940 & LT-941.Caused by Foreign Matl Buildup on Instrument Stalks of Gem Level Transmitters.Matl Removed & Transmitter Tested

ML19350E683
Person / Time
Site:	Indian Point
Issue date:	06/12/1981
From:	Matthew Smith CONSOLIDATED EDISON CO. OF NEW YORK, INC.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19350E681	List: ML19350E680 ML19350E683
References
LER-81-014-03L, LER-81-14-3L, NUDOCS 8106230436
Download: ML19350E683 (1)

Text

p LE ArE PsuNT 00 TYPE Alt. llEQUlltib lNT OllMAllON) m . ..

coNis Ot cLoc, [ l l l l l l

,,(i -)

W1 liLLxil Lel5121GLO Lol - 10 10101 d ul -l 010 IGI4 L11I '

. Ls 4Ct tm:.tili l i f' E 1JGlb1 L AI 6 t.e.l@

40 9 E f tt 'e'.t [ ',0f,1 l 's Is LICt f4'.6 NL8YUL84 l's CON'T '

o I i1' y,l,7,"r

'

l Ll@l 01 5l 0 l 0l 0 l2 l 4 l 7Cl 0I 5 l 1l7 l 811 l@l n lc l1 l2 Inl1l@

EVENT Of SCHIPHON A O PnO'1 At C SE NCES oI?]lUuring testina of the containment sump level monitors, it war found thqLJ o la j lone of the five sensino devices was neit oneratina _on each of lovel trans-l o 111 Imitters LT-940 and LT-941. The third level transmitter, ',T- 3 3 0 0 , was f u l_J y o I s I, Lope ra t ional (Tech. Spec. 3.1. P) . There were no adverse consecuences of l O16IIthe sensing device f a ilt;res . I

!

'O l i l l s I

O la l i 5-r 8 9 SYSTEM CAUSF CAUSE COYP. VA '.V E COOL CODE SUSCODE CCYPONENT CODE SUBCODE SUP200E o19l lI l E l@ l El@ l Bj@ l IlN l SlT l RlU [@ lE l@ lZ l@ 16 19 20 t r b 9 10 11 12 13 '

SEOU;NTIAL OCCORRtrCE nEFORT REVISION

'

EVENT YE AR REPOR T NO. CODE ~ TYPE NO.

@ l gig '4PLR;

.

pg l 8 l ll

,_ 21 ..

l-l JJ l0[1l4l 24 ;6 M

27 l U l 31 2r5 29

[3J Ll l-l Ji l0l 32

• ACTION FUTUPE EFFECT SHUTDO".. ATT AC H*.t E N T N P P O.4 PR i*.? E CO'.'P. C O Y P C'. E *?

TAXEN ACllON C'e ?L AN T V E T ** O^ HOUn$ SUP.*4 T T E D F OrU.i bU b SUFDLiiH VANUFACTi4ER lB 3J lgl4 Zl@ J lZ]

J5

[Su Zl@ Ql 0l0 l 3/ 40 l l41 N l@ [ NQ lN l@

42 43 l G l 0l 5 l O' 44 4' CAUSE L,ESCRIPTION AND CORHECTIVE ACTIONS h liloll Event resulted from toreian me.terial build un on the instrument stalks off

[i F ! Gem Level Transmitters (Model No. LSl900). The foreinn ma"erial 'i$ s re- '

j i i :, ; ] moved from the Instrument and the Trensmitter was retested satisfactorilv.I

• i131 1 l t l-l 1  !

f C 9 8:

[T A S . PC'A f fe OTHE R ST ATUS DISCO f OfSCOVERY DESCRIPTION

l 3' ]'l11 l@ [0 l 0 l0 l@l" NA l [Bj @ L Survei ~.ance, Test l

' " ** **

AC T , vin co'67 '" i nr u As u, Or nt u .sst

-

tOCAT,0NO,nEuAsE@

AuOu.a NA 0, ACuviTv @ l l NA  !

l t l <-8 9 l LZJ O LZ to JOI 11 44 45 i> J

• PlitSONNE L ( APOSLtHES IJUU+< f H TYPE DESDitPTION -

NA j i I il 101 010 l@l Z !GI ,

Ft HSONNt L iNJul af S NU' lit et D E V; HIP llON N^

2h]8[? 9 10 10l@l Il t/ ,  % EO l

• tt' , OF Olt DA'.1 AGF TO F ACILITY l TYFE ( G Cht'IH)N

-

i l N I Lz.J@l NA I ,

"' ' NHC USE ONL Y E LrIi, .U["81 t:ICniPnoN O ' f

"

'

nn- 1 IIIIIIIIIIIII'

9 io gt,3 ) e ,. ;

NAME Of PHf.PAHLH MAbCObM C- bN ITII PHC lE. 526-5349

~

f8106230C(o