ML19329F970: Difference between revisions
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{{#Wiki_filter:............,...........n.y........, ................ . ......... | {{#Wiki_filter:............,...........n.y........, ................ . ......... | ||
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IN @. .(HT CQNTAINS- | IN @. .(HT CQNTAINS-USNRC REGION :* | ||
USNRC REGION :* | |||
PQQRfQlMIIIYIbN ATL ANTA. GE O.:".It. | PQQRfQlMIIIYIbN ATL ANTA. GE O.:".It. | ||
s | s | ||
' Virginia Electric and Power Company 80 JllN 27 P l ** (M '.I.,r | ' Virginia Electric and Power Company 80 JllN 27 P l ** (M '.I.,r | ||
Line 47: | Line 31: | ||
Docket No.~50-339 tNPF-7 ~' | Docket No.~50-339 tNPF-7 ~' | ||
. .. 2 24 Neur Repartable ~ Event > | . .. 2 24 Neur Repartable ~ Event > | ||
~ | ~ | ||
~ | ~ | ||
Written Folloucup[ ~ - | Written Folloucup[ ~ - | ||
Line 58: | Line 38: | ||
LEll/R0 80-029/01T4 Unit. 2 pressurizer power:oparated relief valve designed FCV-2456 opente inadvertently shile being placed in sarvica follcuing corrective maintenance | LEll/R0 80-029/01T4 Unit. 2 pressurizer power:oparated relief valve designed FCV-2456 opente inadvertently shile being placed in sarvica follcuing corrective maintenance | ||
,[ . Initial aparator action. closed tha. upstream motor operated isolation valve | ,[ . Initial aparator action. closed tha. upstream motor operated isolation valve | ||
.I.IOV-2535, thereby'tarninating: pressure relief. | .I.IOV-2535, thereby'tarninating: pressure relief. | ||
.This avant is beinc~ repotted in accordance with NRC latter of Hay 7. | .This avant is beinc~ repotted in accordance with NRC latter of Hay 7. | ||
kS80, 'Section II :K.3.3.; position' (ah " Future failures of a relief valve to close should be reported promptly to the NRC." | kS80, 'Section II :K.3.3.; position' (ah " Future failures of a relief valve to close should be reported promptly to the NRC." | ||
1 At the timesof the.* Reportable Event, Unit I was in Mcde 1 and Unit 2 | 1 At the timesof the.* Reportable Event, Unit I was in Mcde 1 and Unit 2 | ||
' was maintalaing. Hot Star.~dby. | ' was maintalaing. Hot Star.~dby. | ||
~ ' | ~ ' | ||
corrective action to be taken is.pending completion of further investi- | corrective action to be taken is.pending completion of further investi-gation. | ||
gation. | |||
3 .i 4 i | 3 .i 4 i | ||
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/ ' | / ' | ||
Line 80: | Line 52: | ||
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Director I | Director I | ||
- u, L | - u, L D*Puty Director | ||
D*Puty Director | |||
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. p . .< .~..: . ' Ass't to Director | . p . .< .~..: . ' Ass't to Director | ||
- Admin. Otttoep | - Admin. Otttoep | ||
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m: ., - - wam /O .. | m: ., - - wam /O .. | ||
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Line 182: | Line 105: | ||
( .n. w...- w . m p . 5 .I - . . , . . | ( .n. w...- w . m p . 5 .I - . . , . . | ||
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Revision as of 20:01, 31 January 2020
ML19329F970 | |
Person / Time | |
---|---|
Site: | North Anna ![]() |
Issue date: | 06/27/1980 |
From: | VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
To: | |
References | |
NUDOCS 8007110420 | |
Download: ML19329F970 (1) | |
Text
............,...........n.y........, ................ . .........
...................f.........................
)
[ p)- -; 4 *
~ *g ;
~
T ~~
IN @. .(HT CQNTAINS-USNRC REGION :*
PQQRfQlMIIIYIbN ATL ANTA. GE O.:".It.
s
' Virginia Electric and Power Company 80 JllN 27 P l ** (M '.I.,r
-North Anna'Pewer Station.' Unit %.12 ..
Docket No.~50-339 tNPF-7 ~'
. .. 2 24 Neur Repartable ~ Event >
~
~
Written Folloucup[ ~ -
{-
Event: Pressurf 2er power operated relief valve inadvertently opensd in Mcde 3 following valve maintenace activities.
LEll/R0 80-029/01T4 Unit. 2 pressurizer power:oparated relief valve designed FCV-2456 opente inadvertently shile being placed in sarvica follcuing corrective maintenance
,[ . Initial aparator action. closed tha. upstream motor operated isolation valve
.I.IOV-2535, thereby'tarninating: pressure relief.
.This avant is beinc~ repotted in accordance with NRC latter of Hay 7.
kS80, 'Section II :K.3.3.; position' (ah " Future failures of a relief valve to close should be reported promptly to the NRC."
1 At the timesof the.* Reportable Event, Unit I was in Mcde 1 and Unit 2
' was maintalaing. Hot Star.~dby.
~ '
corrective action to be taken is.pending completion of further investi-gation.
3 .i 4 i
I l' . . . -
x
/ '
i y .
~
Director I
- u, L D*Puty Director
,;
. p . .< .~..: . ' Ass't to Director
- Admin. Otttoep
~.
.; .7._. w , ;y ,
_ h0NS Chier f Y. .t RCES Chief
'y.Y%. y'.
a- rd ', , ., . ~. ;'i . e .
c '
I. ,4 ..~ -
ppMS Chier
'~b .
14 - - Sfgda Chier i
i
. . . ~ . . :ws r w ;n . % AOfftoer n
u t@.ANA. ?- ..aw.- En o itsa 4 ry w. 7; rg .f . y . .. . . ,.
g<
. - ;. .-. :- . ,i.. . ep. ,
.n
,3, . :,.m
.f
. . : ,.g . .3
. , . . 3 .:- . . .. , e
. : J . .p_ .
ocQ, i
. n a x: .p p . p:e.. . ..:.m _ u ,r.
. z.. ,
wy:
3
. -:., x.. - g g n. ..
. . m.n . .
2 i
f . - . 6 .. .n. p:*r .. . ~ - ....
m: ., - - wam /O ..
l
, . , , . .. w:.n f l .
.t. ,.
.w 9. x .~. .,:.e3..f. :. _,;y . ~; .a . y,.c.;:.. ..
. , ~.~ . u: ;W yAraw- ;;.ty %.W .
{[~ W.
l i i c 8]
..' .%m:e,. m . ... .W :.. W? 2:a ??: . . . ' .- -
- V n+. ..
3 _ .t .,.y . . s . g y ;n. y;, c , o ,
. . ~>u -
.g;i 3 ' '
- .
- * ,r~ q. q .y -
- s n.q , ,-*
- .- -- 8 0 0 7:1:10N .:Mw. ~ki{ . ,-g.: : . .~ - .- -= m :.; .
( .n. w...- w . m p . 5 .I - . . , . .
- e 4sw+
- :.r.4 9; . ~.
- . ; u?._.2 l
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