ML20038A043
| ML20038A043 | |
| Person / Time | |
|---|---|
| Site: | Big Rock Point File:Consumers Energy icon.png |
| Issue date: | 08/25/1977 |
| From: | CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| To: | |
| References | |
| RO-77-29, NUDOCS 8109110182 | |
| Download: ML20038A043 (1) | |
Text
..
UCENSEE EVENT REPORT sig acek Fein:
CCNinCL etCCx:1 l ! ! I l l ptsass passt ALL assuman assomasafiow) 1 6
"X uco.= = =
"J' cn lwir131,l3 li i f o l n i-lo i o f o f oia l-l o l o f 11. l 1 II l li il lo11l 7 89 14 13 a3 is JO 31 32 W 203 ccorr.
m,n e m worom cai Corrr l l l W y l 0l 5l0 l-l 01115l5 l l 0l Sll [2 l 7 l 7[ l0 l* l2 l 5 l 7l 7l 7 8 57 ed 29 60 61 e.d 68 74 73 eQ EVENT CESCRPT1CN g [ During routine Type C contain=ent leak tate cocpone=t tescian,, one set of integral 7 89 80 Q l poopet check valves and the external discharze check val re associated with each rod l 7 89 80 Q l drive eu=ra leaked excessivelv. Tuel handline activit r in the fuel sool was halted l 7 i9 60
@ l until satisfactor r contairent int scrit-r was serif tee within f. hours. Not reeeti-l 7 89 oO is ieive.
R0-77 -79
[
7 89 m
60 m ens Cc0E CCCI CoM8CostNr CCCE N
NW WCL.7tre cv I si ni Ltj Ivis it Ivi tixl L3J l*:1015151 LIJ 7 89 to 11 12 17 43 44 47 48 CAuSE CESCAPTICN I Failure attributed to wear over lena c:erating time of ecuiccent. Thisisfirst_J 7 89 20 0 19 l recuired testin2 of these ecSoonent9 in fifteen vears. ?e9 air of the SoDOets is I
7 89 80 i te l under evaluation. The external check valves vill not be recaired but an (CCSTD) l
~
.,.,e,,
e,.1u
.c c,o u
=
occ= -
ose:- :-
LeJ loIof ol I m I L3J l s/*
I 7 8 9
10 12 13 44 65 44 80
,c e,
ACTMTV u tp.t CCN mems um u<x,r,acn m tocaro e, asum 8
(zj
[1J l N/A I
l n/A i
7 8 9
10 11 44 45 60 PERSCNNEL EXPCSURES l
weta evet et3005mCN l
810101 o f L;j l_x/A l
7 89 11 12 13 80 PERSCNNEL NJUAES esupeEm CE3CAPnope E 1010101 I s/A 1
7 89 11 12 60
(
PROBABLE CONSEQUENCES l
7@d 9l None. The second set of poemet checks tested in each pu=p tested satisfactorily.
l e0 LCSS CR DAMAGE TO FAC:UTY tver cascarnen 8 lil i F'A 1
7 89 10 eQ PUERJC!1Y
)
] l None l
7 89 60 ACCff10NAL FACTCAS
@ l (cf.use Descriptien - Centd) additienal check valve in the 2" suoply line ce==on l
7 89
- ,0 OI to both pumps will be installed and tested during the presenc outage.
t l
7 89 gg I
r 8109110182 770825 PDR sDCCK 05C00155 i
g PDR l
.