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=Text= | =Text= | ||
{{#Wiki_filter:-. | {{#Wiki_filter:- . | ||
IProcedure No. | |||
Date | Jersey Central sov.1 Page i of | ||
-I m(t> Date issued Effective Date 4 | |||
Power & l.ig t Company q S/20/76 7/12/79-7/23/79 Revision No. Date . | |||
==Subject:== | ==Subject:== | ||
Peactor Biilding c1W 0: cling 3 7/11/79 Water System Failure Authorized By a - m A.Station Sucerintendent Ap r val pc r e | Peactor Biilding c1W 0: cling 3 7/11/79 Water System Failure Authorized By a - m A. Station Sucerintendent Ap r val pc r e . . | ||
..A J..fx.,)itA4.fM.(..W. | A J. , .fx.,)itA4.fM.(..W. | ||
Oyster Nuclear Generatirg Station LIST CF mu.;nVE PAGES DATE REVISICN Nt.NBER 1 . . . . . . . . . . . . , . 7/11/79 - .- --. 3 | |||
. . . . ~ . - - . . | |||
.. . .. . - | 2 1 6/30/73 3 , | ||
.. . . . . | 7/11/79 3 | ||
2 6/30/73 | ~' | ||
4 , . . 7/11/79 3 | |||
*D 'W D'D , . | |||
.. . . | oo . .A a | ||
**'Itt. yu T,itre replam Secticn 507.1 of the old 507 g T tire per 507 Rev. 2. | |||
W ' | |||
a,. | |||
* g | . .. . :e, | ||
.: s.v.s.. ,.. . ,~. g.- | |||
~. .* . .. | |||
. | .-=..~.gsy=....,.,-. * - - ~ ,. | ||
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* I: i. '..' W ' | *. ~ | ||
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...- | _ . A. 8, 9 j m . r, . .; . | ||
'- . . .~,;. 7. , . . . , . | |||
* g - | |||
. . c......, ; | |||
-) - | |||
:.- . | . x, . v.; | ||
. . . .=.=. . . .. . | |||
. . .; .+. . | |||
.. , .. . G- .'+...i ?. r. m . | ....,..p. .-f-*.'. | ||
29s pin | |||
.. | ..Y NTRO'~l.ED | ||
-. Doc 91 . | |||
ENTsb . STRIBUy;ON ,. | |||
~R -.~ ' -.**' . 2 ' '- | . ..- c.n.ww. .u | ||
091 1 L' | . ~. . -- | ||
.: L . nugBER | |||
:. +. . | |||
c... . :.. - .;y. . u,. .. | |||
"'.**-;^ .. ,.,.p .;.<. .. | |||
..s s- | |||
* s.,-=. - . | |||
. . . , , , _ . , < ~ , - -. . , , - | |||
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*-....r | |||
* I: i. '..':,.. W' .'~ ' * .,... | |||
D v. | |||
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~' | |||
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~ .. - .4.. .ns .. . ,.*.z,. . ., . w- gr | |||
'. g .- n.; . . , - | |||
: r. - | |||
. ts . . , . . .. .e,. ... - | |||
, - ,2. - - . | |||
.791 0.4 d$.3: ,: . ' | |||
. . G- .'+...i ?. r. m :e+ . ..:- - f,,4.. ..'.T . - | |||
. .n | |||
.x. | |||
, :s. . . - - . - ' . ' t- | |||
. L -3...,..c. - . | |||
~ '. ..: G-* !~~ ~ | |||
q.e~- | |||
_ ,:.. i.','.A -s = .:q:. .;J.N: , - . L...:,}. '.2 ..a | |||
~ * | |||
. - . . . ,,2 | |||
,...m ;. 4 - , . . | |||
. '.'.e.. . | |||
Y. h- ~ s. ~$05.. ,7 :d.. '. . . | |||
* ' t,iI V : 2 $ %'k w . .i?".N.*Di . ~R - .~ ' -.**' . 2 ' '- | |||
091 1 L' | |||
Forn 164 | |||
==Subject:== | ==Subject:== | ||
Procedure No. | Procedure No. | ||
Page of Pages | 507 1 Page of Pages Beactor niilding Closed Cboling - | ||
7 4 Water Systan Failure Revision No. Date 1 6/30/78 | |||
Date 1 6/30/78 1.0 Purpose | |||
==1.0 Purpose== | |||
To provide a procedure for operator action should the IPactor 3,41aig r 1ne:M Cooling Water System (BBOOE) fail due to a leak or a pmp failure. | |||
2.0 Indications to the Operator: | 2.0 Indications to the Operator: | ||
2.1 Failure of the RBO'MS may be indicated by one or more of the follcwing | 2.1 Failure of the RBO'MS may be indicated by one or more of the follcwing | ||
.. .. . .. . . . .. .. . . . ..---.s.-... . . - | . . . ... .. . . . . . . . . . . . .---.s.-.. ...- | ||
alar ns or indications: - | |||
,}% - | 2.1.1 Panel 7F Anrn.:nciator 'N" ' | ||
2.1.1.1 EBaN Pmp 1-1 Trip. '1 | |||
. g ,}% .- .g[- .~ | |||
_.. .. | * h. n ' | ||
- 9(. - | |||
, jg;. .~ . | |||
.. | .. .m .. | ||
2.1.1.2 RBZW Pmp 1-2 Trap - - - | |||
...... | 2.1.2 Panel 7F M_mw-iator "M" - | ||
2.1.2.1 RBZW Surge Tank Ili-Im Ievel - | |||
. | a 2.1.3 Panel 13R . | ||
e...a.. ,, | 2.1.3.1 Reactor 9'ildig closed mnlig Watt.: nic:chage Pressure. __.. . . . _ _. | ||
.. . | ......x.. | ||
.. | 1pai a , , , ... . . . . . . . | ||
., ., . :... : .. p | |||
. _ w.x...n.. .s., .. . ... | |||
-.. | . . ;....... y 2.2 Other al== a= . . ::cia *M with egti!=mt cx:oled -by RBON 'may be received.d. i Jr ; .. | ||
,e.,,. | |||
y..- .. | |||
.. | _c;.N . . .. w. c. ... | ||
. . ,. w. . qm .. | |||
...a...y. ~.. . | |||
... . | . _ .. ,. .;. . 6;.. . :.e 3.0 Au w ie Actions: e... a.. ,, .'~ r r - ." | ||
.. Mr ; ., g- ..M ".f- .. ...... | |||
1' . -_ | |||
wm. | |||
M.M, 4.. -,M. - l .;- | |||
. 8 | |||
.. s.. y . | |||
s s | |||
2.... . ?.n M. .. *. . | |||
-.* c Not aEplicable. - | |||
. g. | |||
J.[..e~. | |||
.. J ' .;.f, . | |||
i._.< | |||
'r ._ .' | |||
?-I . - | |||
4.0 TrmM4 ate Operator Act.icns: ' | |||
- F. ,-M. _,. . .-. . , , . | |||
.. .E.e.C. .. . | |||
. . ye ..M. 4. 3. i . . .' | |||
.. , - y 4.1 RBOCW Pmp Failure (single pmp cperaticn)' ' , | |||
^~ | |||
- O | |||
~, 4.1.1 If one RBOCN pmp is running and it fails, attspt to start the' - | |||
..~- | |||
.? .. . . . * | |||
: . standby pm p if avnilable.'. s If .the stardby RBCCW pmp fails or is: . | |||
. ., .e. | |||
... .o . | |||
.. 9. -. ..., . | |||
. .. ... , , . . . . . .... r | |||
: h :. .r~~ | |||
unavnilable, attspt to restart | |||
-1,.....;_- . . the first 'pmp.I' ,.. T,. c i' .N~" . . .T - | |||
..v.- c | |||
~ | |||
2 . . . . | |||
. .: , w. -vm v.3 . .- ; | |||
If one RBZW pmp cannot be si.m.d withi.1 4.1.2 1 minute frcm the . "'. | |||
.( - )~s:.. ... . | |||
. . y.y n.q.,, | |||
, . + . . | |||
c, L ..., -. . ~;c . . . | |||
. ~. .. ~< .=:,. .- - | |||
..- [ " T..- | |||
time RBCW flow. was c . ,- | |||
: - ; g lost, .; ; .. perform .the.fo.llcwing acticn. | |||
. .y : .;; . . | |||
;; . . 7 . .. . .. . , .,. | |||
4.1.2.1 Scrac the reactor.: M..r. .~.,rW, | |||
^ .Z | |||
. . -4' ., ... -- i:.. | |||
. W E. c, | |||
% . .~ . | |||
. . :w . , | |||
. . . :y - | |||
v . ., i. - - | |||
.s -....?.. | |||
. + . . ,.,. . . ry . . | |||
. t... - .: . . . | |||
. . . ... ? . . . | |||
--.e.. ha ' ".. -- .''. Y | |||
^ ~ | |||
-]128 "*.- . '' - I *' ' | |||
- ,3 . | |||
-f - | |||
.r -. | |||
. u. ..+ .: . . | |||
;.a. 3'{c. a..p, , 9 ,, ..V- .,. . - ,s. ,: . | |||
1 . -s- . . ., | |||
s.- | |||
, - * ; ,,~ .. &, - 1. . | |||
..p- | |||
*- - . . ' . ,,',.%...*,. , * .~ 3 *- .~T t | |||
. . :* * * - 5, S.:' '..t*,$.Y, 'e,;*.,-<.,.'.. | |||
.( .y?, (. ..e.1..' s.r.'' f | |||
, e, | |||
. L^ '' ,-.,. . -g. -r . | |||
..., .: '$,. o. .r. A. | |||
. , .2 7, * | |||
< j | |||
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. * '; : P. .5 c | |||
~ | |||
:- ''' W ; -2 M.A~-d'.*% '.'"*.*nr*.:~' ~~:*Y &~N L $ W | |||
==Subject:== | ==Subject:== | ||
Procecure No. | Procecure No. | ||
507.1 Page 3 of 4 Pages Reactor Building Closed (boling Water Wstem Failure | 507.1 Page 3 of 4 Pages Reactor Building Closed (boling Revision No. Date Water Wstem Failure | ||
, 3 7/11/79 4.1.2.2 Trip the operating recirculation pmps. Insure the suction and discharge valves ranin open until the pmp start procedure is inpleented. | |||
4.1.2.3 lbnitor the following equiptent cooled by RBCDf and rmave frcm service if operation will result in equip-nent dannge: . . . . _ . . . . , , , , , . . | |||
4.1.2.3 lbnitor the following equiptent cooled by RBCDf and rmave frcm service if operation will result in equip- | : 1. Radwaste Ccacentrator Cbrv.a.enser and Cboler, Rad-waste Recycle em1 m- (if in service). | ||
[ 2. Cleanup System (if in service). | |||
4.2 RBCCW Isak . | |||
.. . . _ . . . . , , , , , . . | 4.2.1 Make-up to RBCUf surge tank. | ||
. 4.2.2 Iccate the leak and isolate it under the direction of the Group O Shift Supervisor. | |||
( .- | |||
[2.Cleanup System (if in service). | 4.2.3 If the leak is so large that level in the RBCCW surge tank cannot | ||
4.2 RBCCW Isak | , .. : .- :n.<. .-- q be unintained and the leak cannot ha isolated or"if a ICP CEG | ||
*..-: a. . | |||
.4.2.2 Iccate the leak and isolate it under the direction of the Group | . a. . | ||
Water Icw Flow Alm initiates for nare than one recirr-nleim | |||
* : a. .. a.. | . e.:. .. . . .v - | ||
.a.-. . . . . w. u- | |||
. | ,. w . . | ||
pmp, perform the following actions: ' | |||
~ ' | 2- | ||
-Insure the | ;C m. | ||
t . , | |||
.- .s . - | |||
i %. '.' ;~', < 4 | ''' ~ | ||
4.2.3.1 Scram the reactor. | |||
~ ' | |||
4.2.3.2 Trip the operating recirculation p.rrps. - Insure the . | |||
...~~ | .',f...; | ||
s5 tion and discharge valves renin open until the puzp | |||
..*~ | . . J.,C;. - | ||
.. -s . . | |||
. | _ f. start m aine is imple ented.. i %. '.' ;~', < 4 | ||
. ;f. ...s. . : .,.. .~..u, r>. ye p,..o.-.vp.. | |||
~ - -'".. 4.2.3.3 ftnitor eqninmn+ coo. led by RSCCW and renove fran.'.e . | |||
~- | |||
. | ~. | ||
.. | 3 ;'. }.4 v., .. | ||
a .. | |||
. | r s- . .:. . | ||
~~',J~ service .if contimva ope.,.at$2.cn will result in equinmni- | |||
~ | |||
dama 1 | |||
...,., | .-a '.'. .>.; | ||
)[ * | |||
. | ~~ | ||
[^ - | |||
- | .)[ g ..ge. .. | ||
-.. | . " . O P#3 9 3r n | ||
. ,''f.b[ | |||
-- | ^ | ||
- | @ 4l .c. . | ||
.... | g m g;.. , | ||
: a. ,. | |||
. | . . .. p. | ||
... , | y . . ?I:s n ' . . f;'%- *, - - * * '.- . , | ||
~ ,,5 a- r e ** ,[.,d[..,e | |||
... | ',.. ..* y. g ,, ~J. - ; | ||
,.k.,, | |||
.. | q, f .: . j'Tlr;_~ 7_ Q | ||
~ | |||
,,.f.' ~ ~ | |||
' ~ *4' W. * | |||
.e | |||
-l-. .~ .. . . | |||
,' ~'.x$?' | |||
. n'.' , "s'! ( , | |||
S.,g L . | |||
^ *'' | |||
"~-). | |||
...t | |||
-5h: | |||
'.~ t:;<. | |||
~ | |||
.s.* .".:~.'- | |||
: | -t CP.2-1 " | ||
^* | |||
. . 1: .-..-- _ _ . ..' ' .*~ m | |||
. s e - - | |||
. .s | |||
--,-J2 y. | |||
...',[.<. $ . ', . | |||
.- , .. . y.., . .. | |||
V.O.$_';. | |||
~ | |||
. . . Q L' T. .a.;. .: ,- | |||
. y.' ! . . - | |||
~ ' ~ . | |||
t.-.,;.'. W.;&'.6 --; | |||
1., .~.. .. | |||
Scoject: Procedure No. | |||
Reactor Ehiilding Closed Cboling 507.1 Page 4 of 4 Pages Water Systan Failura Revision No. Date 3 7/11/79 4.3 RBON Pung Failure (two pug operation) 4.3.1 If two pumps are in operation ard both are required to satisfy | |||
.the systan heat load, ard one of the pu:rps tr ps, i perform the following actions: | |||
4.3.1.1 Attspt to restart the tripped punp. | |||
4.3.1.2 If restart cannot be effected, reduce the systen, heat ., , | |||
load by radw ing the BBCCN flow to, or reoving fran service, the followiag egninent under the direction of | |||
. . .~. - | |||
the Group Shift' Supervisor: | |||
4.3.1.2.1 Shut Dcwn (boling Systen (if in service) 4.3.1.2.2 Cleanup System (if in service) | |||
. 4.3.1.2.3 Fuel Pool hling (if in service) | |||
.o.. . | |||
4.3.1.2.4 Radwaste Recycle (boler (if in service) 5.0 Snhemuent Operator Actions: - | |||
5.1 If reactor scram was required, refar tn Dm.rgency Prere 532, "Autcmatic | |||
: u. . e , . . .: ,,. . - 3:,- | |||
or M m m1 Reactor Scram." . <. C i .3 - L + 4. v. : | |||
; .-[ ':_.-;f4 4-'; ': .,j%. . . o,. 7 . .p.; -. S' :, .: | |||
:' ; .2 :. c. | |||
. - . . ...:.. .' . .g . : # - - . | |||
5.2 If nere than one recirculat. ion punp ~is tripped, place the reactor in the '. | |||
cold sin 2tdown conditian within 24 hours. , | |||
5.3 Notify Supervisor - Station Operations or his designee. | |||
* D e | |||
o mo . . | |||
]- | |||
\8; # | |||
6.1 Reportable Oc.cuu.r.u;e 79-14. . | |||
. - y. . . . . . . . . . | |||
n.-, c : . . . - , | |||
- - ~ | |||
, a. -. t . -.. ~. | |||
.c . . | |||
~. - . | |||
. s .- . | |||
~ . . . _ | |||
. ._,...l- -s _. | |||
= | |||
..S. ,; ^^] . | |||
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s .:; . - | |||
'e * | |||
...,;. ,,,:.,,-.2.. 1; . - | |||
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.>r,- _,. . | |||
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^ | |||
. ,'- ; , q . .. 5 ., , . | |||
-J, .} . - | |||
.e | |||
.,,7 . .* - - , . .- | |||
-e ,_ . q - .; -sy ., . -... . s_ | |||
s, _.. , . . , , . . .;. , . . | |||
= _- .. -l ' - | |||
~ | |||
* ~ | |||
, { ;^*? . . - ~ | |||
, , , cl~-{--:; . . | |||
.fr - | |||
}. _ | |||
g .-y.>,.. ..t. .,. :. - ,....--. - - . . ,e -. - - | |||
. " E: - | |||
. - ; . .y | |||
'r , . . | |||
-. ' . , . , . . .- - .-.,~~..- | |||
Y i- , . | |||
.....A. | |||
_ . . .:- - ..-s ~_ - | |||
t . | |||
5 : | |||
CP 2-1. . . . . | |||
.. - . ; ,, . . . . ::c.:: - ,:. .; - . | |||
..G..3,,,,,,,,,_.s | |||
. ,.;. . - ny 1. | |||
... x. .m '. . . . - . ;._. .; _ .-L ;- | |||
.'" . ~ ., ; ..,.u.-....:.,..,.- | |||
.- .?..-. | |||
,x..l. | |||
~.: .., ,. | |||
- . .s ,..._ | |||
. . . . - - . - -. ;v_ . ,.... . | |||
:7 _ y - | |||
:. q .. | |||
. n...,. . | |||
v!:1 | |||
: s-:: .- :s .: | |||
., . . >~--. r. c. ., . : ... | |||
.-. & = | |||
: r. n.-:- .. | |||
. >:.w --}} | |||
Latest revision as of 12:59, 22 February 2020
| ML19210E324 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 07/11/1979 |
| From: | JERSEY CENTRAL POWER & LIGHT CO. |
| To: | |
| Shared Package | |
| ML19210E318 | List: |
| References | |
| TASK-09-03, TASK-9-3, TASK-RR 507.1, NUDOCS 7912040334 | |
| Download: ML19210E324 (4) | |
Text
{{#Wiki_filter:- . IProcedure No. Jersey Central sov.1 Page i of
-I m(t> Date issued Effective Date 4
Power & l.ig t Company q S/20/76 7/12/79-7/23/79 Revision No. Date .
Subject:
Peactor Biilding c1W 0: cling 3 7/11/79 Water System Failure Authorized By a - m A. Station Sucerintendent Ap r val pc r e . . A J. , .fx.,)itA4.fM.(..W. Oyster Nuclear Generatirg Station LIST CF mu.;nVE PAGES DATE REVISICN Nt.NBER 1 . . . . . . . . . . . . , . 7/11/79 - .- --. 3
. . . . ~ . - - . .
2 1 6/30/73 3 , 7/11/79 3
~'
4 , . . 7/11/79 3
*D 'W D'D , .
oo . .A a
**'Itt. yu T,itre replam Secticn 507.1 of the old 507 g T tire per 507 Rev. 2.
W ' a,.
. .. . :e,
.: s.v.s.. ,.. . ,~. g.-
~. .* . ..
.-=..~.gsy=....,.,-. * - - ~ ,.
n;.,..
..,,.),-
*. ~
. .n . . * : . m. . . ., . -* .<..,.. , -' -
_ . A. 8, 9 j m . r, . .; .
'- . . .~,;. 7. , . . . , .
- g -
. . c......, ;
-) -
. x, . v.;
. . . .=.=. . . .. .
. . .; .+. .
....,..p. .-f-*.'.
29s pin
..Y NTRO'~l.ED
-. Doc 91 .
ENTsb . STRIBUy;ON ,.
. ..- c.n.ww. .u
. ~. . --
.: L . nugBER
- . +. .
c... . :.. - .;y. . u,. ..
"'.**-;^ .. ,.,.p .;.<. ..
..s s-
- s.,-=. - .
. . . , , , _ . , < ~ , - -. . , , -
.- . . ?.T l, .* *
*-....r
- I: i. '..':,.. W' .'~ ' * .,...
D v.
.x~ .n.;;.' ~ .. 'g* , ..
~
. .~ ,
,.- ~ . . , - . . .i . . . . . . - . . . . ,
~'
;~ ?. - ..;..."'
~
.c .- .. .
..t.. .
~. .-...s -
._1 -
.. . e
.* , , , : ,, ._ w _.
~ .. - .4.. .ns .. . ,.*.z,. . ., . w- gr
'. g .- n.; . . , -
- r. -
. ts . . , . . .. .e,. ... -
, - ,2. - - .
.791 0.4 d$.3: ,: . '
. . G- .'+...i ?. r. m :e+ . ..:- - f,,4.. ..'.T . -
. .n
.x.
, :s. . . - - . - ' . ' t-
. L -3...,..c. - .
~ '. ..: G-* !~~ ~
q.e~- _ ,:.. i.','.A -s = .:q:. .;J.N: , - . L...:,}. '.2 ..a
~ *
. - . . . ,,2
,...m ;. 4 - , . .
. '.'.e.. .
Y. h- ~ s. ~$05.. ,7 :d.. '. . .
* ' t,iI V : 2 $ %'k w . .i?".N.*Di . ~R - .~ ' -.**' . 2 ' '-
091 1 L'
Forn 164
Subject:
Procedure No. 507 1 Page of Pages Beactor niilding Closed Cboling - 7 4 Water Systan Failure Revision No. Date 1 6/30/78
1.0 Purpose
To provide a procedure for operator action should the IPactor 3,41aig r 1ne:M Cooling Water System (BBOOE) fail due to a leak or a pmp failure. 2.0 Indications to the Operator: 2.1 Failure of the RBO'MS may be indicated by one or more of the follcwing
. . . ... .. . . . . . . . . . . . .---.s.-.. ...-
alar ns or indications: - 2.1.1 Panel 7F Anrn.:nciator 'N" ' 2.1.1.1 EBaN Pmp 1-1 Trip. '1
. g ,}% .- .g[- .~
- h. n '
- 9(. -
, jg;. .~ .
.. .m ..
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Subject:
Procecure No. 507.1 Page 3 of 4 Pages Reactor Building Closed (boling Revision No. Date Water Wstem Failure
, 3 7/11/79 4.1.2.2 Trip the operating recirculation pmps. Insure the suction and discharge valves ranin open until the pmp start procedure is inpleented.
4.1.2.3 lbnitor the following equiptent cooled by RBCDf and rmave frcm service if operation will result in equip-nent dannge: . . . . _ . . . . , , , , , . .
- 1. Radwaste Ccacentrator Cbrv.a.enser and Cboler, Rad-waste Recycle em1 m- (if in service).
[ 2. Cleanup System (if in service). 4.2 RBCCW Isak . 4.2.1 Make-up to RBCUf surge tank.
. 4.2.2 Iccate the leak and isolate it under the direction of the Group O Shift Supervisor.
( .- 4.2.3 If the leak is so large that level in the RBCCW surge tank cannot
, .. : .- :n.<. .-- q be unintained and the leak cannot ha isolated or"if a ICP CEG
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Water Icw Flow Alm initiates for nare than one recirr-nleim
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pmp, perform the following actions: ' 2-
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4.2.3.1 Scram the reactor.
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4.2.3.2 Trip the operating recirculation p.rrps. - Insure the .
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Scoject: Procedure No. Reactor Ehiilding Closed Cboling 507.1 Page 4 of 4 Pages Water Systan Failura Revision No. Date 3 7/11/79 4.3 RBON Pung Failure (two pug operation) 4.3.1 If two pumps are in operation ard both are required to satisfy
.the systan heat load, ard one of the pu:rps tr ps, i perform the following actions:
4.3.1.1 Attspt to restart the tripped punp. 4.3.1.2 If restart cannot be effected, reduce the systen, heat ., , load by radw ing the BBCCN flow to, or reoving fran service, the followiag egninent under the direction of
. . .~. -
the Group Shift' Supervisor: 4.3.1.2.1 Shut Dcwn (boling Systen (if in service) 4.3.1.2.2 Cleanup System (if in service)
. 4.3.1.2.3 Fuel Pool hling (if in service)
.o.. . 4.3.1.2.4 Radwaste Recycle (boler (if in service) 5.0 Snhemuent Operator Actions: - 5.1 If reactor scram was required, refar tn Dm.rgency Prere 532, "Autcmatic
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or M m m1 Reactor Scram." . <. C i .3 - L + 4. v. :
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5.2 If nere than one recirculat. ion punp ~is tripped, place the reactor in the '. cold sin 2tdown conditian within 24 hours. , 5.3 Notify Supervisor - Station Operations or his designee.
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