05000368/LER-1980-031-03, Condenser Offgas Radiation Monitor 2RITS-0645 Found Inoperable.Caused by Sample Motor Bearing Failure.Bearing Replaced

Condenser Offgas Radiation Monitor 2RITS-0645 Found Inoperable.Caused by Sample Motor Bearing Failure.Bearing Replaced

ML19290G666
Person / Time
Site:	Arkansas Nuclear
Issue date:	12/15/1980
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19290G665	List: 05000368/LER-1980-031, Forwards Revised LER 80-031/03X-1 05000368/LER-1980-031-03, Condenser Offgas Radiation Monitor 2RITS-0645 Found Inoperable.Caused by Sample Motor Bearing Failure.Bearing Replaced
References
LER-80-031-03X, LER-80-31-3X, NUDOCS 8012180243
Download: ML19290G666 (1)

LER-1980-031, Condenser Offgas Radiation Monitor 2RITS-0645 Found Inoperable.Caused by Sample Motor Bearing Failure.Bearing Replaced

Event date:
Report date:
3681980031R03 - NRC Website

text

4 v

REVISED REPORT - PREVICUS REPORT DATE 6/25/80 pe RC F O., M 366 U 5 NUCLE AR REGUL ATORY COMMISSION (7 77)

LICENSEE EVENT REPORT EXHIBli A CONTROL SLOC8C l l

l l l l lh (PLE ASE PRINT OR TYPE ALL REQUIREO NFORMATION) 1 6

l Aj R l A l Nj o l 21@15l 0l0 l-l0 iol 0; 0;0l-l0l0 l g [1 l1l1 l1;gl ; ;g c

i 7

8 9

LIC(N5(E COCE to tiCE ssE NWtf E H 25 2t tut %E tyrt

,0

$7 CATSe e r_3 g tol'

"'t3 LLJ@'ll5lo1010i31618leiOis 1217181Ogili 21115i810l@

3 60 61 OOCn ET NLv8E a t

6'>

t vt%T D ATE I4 75 He*0HTOAff 80 EVEN OfSCRIPTION AND PROB AGLE CONSEQUENCES h'8 oi2 1 During Mode 1 operation, the condenser off-gas radiation monitor, t a ia l i 2RITS-060s. was found to bo i noce ra bl e.. Ilaj ly g rab s arrol es_rj the 1

I condenser off-gas were taken and analyzed as required by E.T.S. 2.2.2.3. I o

4 nas I All samoles indicated less than Minimum Detectable Activity.

This i

Ioccurrence is similar to LER 50-368/80-021.

Reportable per E.T.S. s.6.2.h.

c o

o ii i

oIe l

I w

=m

n 7',

=,

a~~,-,

IM i c l@ L,,EJ@ LBJ@ I M 10 l T l 0 l R IX 18 L, Zj@ @ @

p al

.o u

st aa s,.. o oce ur. :t w,,,,

aiv.sw O.f[,$ i [I b[

L-j l0I h1I [d

101 31 L,, j b

2, v

u 2

.e v

n s

n n

TA E ACT ON GN FL T

MET 50 sOUA$ 22

$ B iTT 80 '

L Pt E v ir cv r.E 84 [AJ@LZj@

lZl@

Lzj@

10 101 0101 LNJ@

L1j@

LB@

Ic i sl 2 Wg JJ 34 h

36 3/

43 4l 44 43 de gg C AUSE CESCR aTION AND CORREC MVE ACTIONS h [iloi l Investigation revealed a bearing failure on the sample motor which renderr li li i l ed the motor inoperable.

The notor bearing was replaced and the unit was j i returned to service.

All similar monitoring units were placed on a 1

i I semi-annual prevcntive maintenance program.

3 15 la l l l

7 8 9 STA 5 NPOWEA OTHE e4 ST A TUS hescE Hy c s;0. f Hv DE ScH'P fiON l' Is l LEJ@ l01912 l@l NA l

[Aj@l NA l

A ?T,vo y ccTrs%T

'5

• c n;

Avausics acti<af @ l

.ou.r.cs or Ho te t @

atteistu or nete AsE y @ [Zj@l NA

[

NA i

c l

' etuso.detr..asOss no cas.#,T,os@

out er.

Tvne l i l / l l 01 0 l Oi@[Zj@i NA l

,& sc%s t't.ssu'n' irs so crsca er os@

utvstn l1 la l l 01010 l@l NA j

7 s 9 t1 17 LO50 GF 04 DAvaCE TO F ACILif y 80 TV8E O ! 5C A t P TION l.Z.j@l NA

' 9 l

7 N 9 90 PV B LICI T V U"

5WED DE SC P +* TION NhC U5f Oi4LY

'ljij@l NA 2I 3 I IO tR e,9 80 NwE Or PaEPAntr, Chris N. Shively 501/968-2519

,,,g, 8032180 1