05000000/LER-1977-038-03, /03L:on 770519,RCS Leakage Determined to Be Greater than 10 Gpm from Stem Leakoff on Manual Isolation Valves 1PS24 & 1PS28 for Pressurizer Spray Valves.Caused by Packing Leakage.Valves Will Be Repacked at Next Outage
| Event date: | |
|---|---|
| Report date: | |
| 0001977038R03 - NRC Website | |
text
,
[q. r o
o 77-38/03L 5/19/77 l
LICENSEE EVENT REPORT L
cominot stocx I I I I I I I i
e LICEMSENUMeta TVN Nk oiINfJ!SIGlSlll lo101-1olol01olof-I01of I4111111111 JTq.
La 9
14 13 43 ;lu A
CATEGoAv1 u
ooCMET NuMGER EVENT oATE SEpoAT oATE oi cou 7 ILJ LL) 1015101-10121712i 101si1 917171 1015I2I317171 55-su si es as 74 7s ao event oEsCRIPfloM o2. l Ae (M26 hours in Mode 2 onaration. identified RCS lamkmen was deteminedl 7
Is 30 E l to be arester than 10 GPM.
Action Statement (b) for LCO 3.4.6.2 was im-1 7 as so o4 l plemented. Leakage was determined to be coming from the stem leakoff ont 7 ss
.o l 1PS24 & 1PS28 (Manual Isolation Valves for Pressurizar Spray Valves).
l l
7 as ao j
oei Valves 1PS24 & IPS28 were placed on their backseat and identified leakagp
- E*E" "fuba"*
.!!u",*Pfv'u"a*E n c
ca oMEurcoot viccArion
{
g IZlZIZIZIZ l ZI 9; 91 l
CAusE oEsCMIPfloN lo ts i Packing leakane past the stems on valves 1PS24 and 1PS28 caused the excess M s oc la.Ls, I inakmee.
Valves will be renacked at the next scheduled outana.
r as si iol I
7 8s 40
'sT$'fs" stArus 5'sco*vifv" i
u sao=En ovi.E[A oiscovtav DEECainvien Q
p.
1010131 N
I I
N/A I
I to 12 13 44 4
d5 so IT2" RE E$ko o LEASE Apoumf cF ACTsvsTV LoCAftoM op AELEAst W
LZJ l
N/A 1
l N/A I
M s
Ti si 44
.s ao pensosant execs.t.ess muweta tv s otsCaievion ils 1010101 121 i
N/A I
Ms n
T is so i
Pf RsoNNEL INJUMBEs Muweta otsC at*TioM i4 1010101 i N/A
- - l 7
is n
u so cars:Ta consacue=cs:
A ',
"'A-4 Loss om oAMAGE To FACILITY TV8E oESCRieTioM i
ig e
8312020406 790426 PusticiTY PDR ADOCK 05000263 El n/a S
PDR 7 ss Aoostio=AL P Actons EVENT DESCRIPTION (Continued) ie I um a reduced to raro. Aceton Stata= ant (b) for LCO 3.4.6.2 was terminated !
Is n
g I at 0630 hours0.00729 days <br />0.175 hours <br />0.00104 weeks <br />2.39715e-4 months <br />. This is the 2nd occurrence of this type (REF.77-20/03L). ;
(77-38/03L)
Ext. ' Sale::1 c23 mAme:
':'. ' L. Scencer enous; (609)365-7000