ML20085A509

Forwards Results of Procedure Review by Nuclear Svc for Interaction W/B&W Supplied Equipment & Sys.Comments on Pressurizer Sys Failures Encl

ML20085A509
Person / Time
Site:	Three Mile Island
Issue date:	02/20/1974
From:	Schieck G BABCOCK & WILCOX CO.
To:	Phinney J BABCOCK & WILCOX CO.
References
TASK-*, TASK-02, TASK-2, TASK-GB 12K, GPU-0405, GPU-405, NUDOCS 8307060546
Download: ML20085A509 (15)

Text

%. . ,

. : p.; v.c ,9 .p .,.n .:.:

n . , . . - .- - . .

s f..

- s .

THE Bl.BCOCK 5 tilLCOX COMPANY J .  :' . -. - . r-

c. "

F.. 8 2 G d'. 7l' 1 POAR GE!iERIJ10ll GROUP ' .

-l'

• 1WC'in*ED..

. . ': ~ . .

. Tc ..

.s. -..

J. D. THI53EY - SITE .C?IRATICES MKII.CER .tiI

,: Fro:a . ,

...-..~-

.; ~ '

, .. ~ , . . .. -

V ..

g.

- '; . ',e'o s' a s s.s ' i

< "C.* C. SCIECE '.- TI3T PF.OGP!& SUPERVISOR. . . . (2k$6}-. .

t.

',Y File No. i

) Cust.

'., or Ref..

ESS 12K

.5 . ". ' '

~...<? 12T ED. -

.9

• Dat e. . . .' . j.G-

?

-b . ;.. .. . .

[

Su n) . ' '" n:SNJARY' 20, ,I9T!.

, IEVII:t C7 ':"cE-1 PROCEDU".ES - . .

m.

. . .- - e . .> - , ,

. l i ... :-

..)

i. . .

.~.. .

c.

Enclosed ere the followi=g DE-1 procecures:s-hich have been reviewed by* .

[.

h,.

.d.

Euclear Service. ,.. , a ..

h.kj.

d.'.b EP 1202 C6 Loss of RC/RC3 Fressu:?e - * *

~

~

E.k '

..3 OP-llc 2-cl- Plant Eea'up to 525'? .. - '

• C.

IP 1202 02- Statics 31ackout & 312chout With Loss' Y

$-7 g .' of Both Diesel Generators ,

vf -

-CP 1103'C2 Fill .and Vent of RC. System .

Secondary Plant and Auxiliary Systems .: :crI M

CP CP 1104 110530 11~ Ua:1 ear Service River Unter Sys, ten .

'OP 1105 02 Reactor Prctection Systen

• k Main Stean Systes C?_11_C

• G ?_1202 2 Pressurizer Systen Failure {

OP 1105 09 Cc= trol 7.ca Drive Systen , '

CNllC-li-Drai=ing and N2 41 = 1-< ting of RC Systen. [

OP 1102 42 Flar.t, Startup .

'these have been reviewed for interactics with 2W supplied equipeent and )

• syste=s. Con =ents relative to systes protection or preferred method of .

operstlen hsve been included. Ec co=sents ccacerning for=at, gra==ar, super-finous info.=stics or convenience have bee = made. ':hese reviews reflect current operatir.g philosc,hy and requirc=ents, but of course, not any conver- .

i saticss or infor=ation passed infocusily between BW site personnel end the ['

cust==er. 'a~nere applicehle, compliacce'vith 3W draft procedures has been verifi d. r.

a eu, , 23 -

y 7

GCS/hh .

(.g .

E:. closures .

L-i cc: R. R. Bet =h K. E. Suhrte V. S. Delicate E.

t 830/060546 740220 y PDR ADOCK 05000289 A HOL - n :.= :- x

..=~ . : 3. ,. ; . . . . .

.xQ;q-gryn., . , . .:.=' p y,- .1.f -

. v a_ s* - *,

w

• ,** *a .s- .

4

~$ h* .

~ ., - _n-

- E . . -

~ 3 -.

l& l5

.y

{. }

O ' ?- .

f . , . -.

-- t.

i b- . . .

• . .r Q ; - ' ~ 3. . ~ r

.I w 1 r e

. ,i

.o . . . .

. . ..- s,., .- ., ... .  :.

.m

,.s

~

. . _...+: .

'. .\ . .

'h .

y. .. .

r

' Co=:ents as Ibergency.7 K.n. A e 1202-29. Pr.essurizer Sys. tem Tai. lure. . .

' , . f.

6, .~.. . .

, . . . ~ ~ ..

~ ^ * ~

I-4

.g Three !!ile Island - thitl. ,

t

.:,..  : ' . . v.- , ' - .:,. 5 .

L, .

s.; . , . . . . . , .._ . .

,$ 29.11.1.2 .This it'en is 'ng cleatly a sy=pton. of 'an'. inoperative' code. relief [.l.

.c v. alve. . . 3 . .

.. .c -. .- -

. .- . .c . ; ,. .

.a . - ..,. '. ., '

y not ve:/ clearly state.d.' Wese

.The hester setpcists shevn .sEc r. -

~

O . 202-1.1 '

.X. ,

b:nks should be shown at their actuzi .<etpoir.t, values . . ..

. v.,,

s Unita '

. . q8 t-

. Banx . 1.. 2. .. .

3-

k. '. S'~- -

' .:'1.'

2135 2135 2135 .:2120 2105 PSIG ' ,

'E On '

.'.i

-' 2155 2155; 21kr .121ko. ~2125 PsIG .

off

~ ,.

.. wc 2-y 29.E-1.2 - Loss of pressurizer level vil1 cause . lockout of pressur'izer heaters,.

g-but is not a symptes of heater failure. , ' -- - .

3

. L.. . .

,. 9.:

e  ;' .

29'.?.3.2 - It should be noted 'that w f .er pressurizer level is 'not te=perature f(.

E cm. pen 9,sted and an af,..,friste setpoint stated. ,

. r

.x L.

v . .

Pag 68 is r.issing on the copy. reviewed. - ..

~

- j'

..( .

.. ,. . r.

r

,s-5 ,

E

- r..-

.i. .

t'-ts by: emo ,

. . of:..

• eock t. Vileer fiuclear SeMee i

Date: Feb-ua-v 19. ICTb ,

',.1

(

. s .

I l N -

i 4 .

l ~ . ,

j

. . L.

\ . F.

1 - .

1 e

i

. (,

. g-

.,. b J

e q

L l'

_f

. ,, w, - - -

.-- % . .r , . . .

w . , y- -. . , . . .

.g, w;- m% ,.;.,.y l . . , - (; ; 7 - .; c. . ,3. g . .,

r.

1 ,

. g. ' .

. ..M

[.

.r

.':..-d % ..

p _--

1 l

b, l -

r  ; i . .

-r. (. . - - - -

- n'. ..- .- - v an -- . - - .

.w  % .: .' .

j *' 9 ..

• l u .+

t .*  % ,

I b

I *===-e. .e.e-. . .___ -- -. -- . . , . . .

l

r

. - ....s . . . . . . . . . . . . .

. , .,)j.

,e . . J.af

. .m.. .

r ,.....=.. .

u.<. . um.. *

. 8

- . . . ~ . _ . . . . .. .

. m. .. . . . . . . ..... ....__ ~. .. ..... ,. . .. . .... .

-* .. .4 * ... . .. .

. .. ..: i : . . .  : s m.w .u.+ .a . . .

_, g 9 y;,g .

.......?..

.. .n .

.., . . . ~ ~.. .... .. . .

, ,.;. :.s . .~. . .

--~~ w c::.= .:,.- - -

. - ..s. . . .

.. . .... . <. .m. . .<.

.. . . . . . . .. o.

.s. .

.g..

.. ~. .. . . .

s

. . e. #

,c .. ..

• * ,.

• g

. -** 8"1I" * .

. . . . , . . c s. . . *...=.,...n..

.p*,.,

.~ . *

. .)..-.*t.

~ . .

. .. m,. ... ..

. . a. . ...

..c..,... , . . . . . .........:..._

., n. ... .. ..... . .

. . ..e. . , .. . . . .

.a. ~. .., s.,

. .. ..i.... .. -

. .s

,-..r..

s

. . . . .~. e.. .

.*e. . . . .. .

. .. . . . . .,i.. .. ,...... ..... ...,~. . ... ,. .., ... . . . .. .... ., . . ~ . . .

. r. . .

. . ~** .

. .?

....- . s. 4.*. s./, . ,. . . .

p.. ..

.s . .

.. ..,.* **4

f. a ,

t.

. . ......:- .i * . . ..

, . , , . k ..gr J. *6* . - . *

• .* ..t - ...* ' . .

s' '

,. . ., .% . ,*;; . = *

.*- -.e-

..=.p...g..y. ..s. *d f.,,....

.- . ; .....F .. .J.,' . a.

.1

, . . -.t ..

• . . . ?

. . q* .. 37

-. . . .. .. : . m.'.?.; *. .=.3 .4.. . .= 1

,; . . .,- . . . .. ... 3 g.. . * ., ... *

). . . ... p  ?. *. . .

• a

• .5, .. .. ,

.. ...c-.. . . ..

..,s.... '.e.*

.,.e..

. . ;, . t .. .

....*. .. r-*b .

. .. ., . - 5.

. f , . . . . .

. ,.s. =

. . a.... 4 .t , . . .*

....o

. f. .. . , .

,,,, ..,v.*. .

. .. *,....a...

g.. . *.. . ~., .

. ,3 .* .** * * .

a .,, . g .%.. .-. 4,,*. .

e.

• ~

.t .. ..... ...t.. * .

....)

. .. . g..

.... m. ...- ,.o r. ,f;t . ;.

.s r....=%. .e. s. .

. v .g:. , s= . ... . .

. a. .n. .s . . g . . . .. ; e . ,

. . .. ...g. ...

.p. ..t.. .

.w. .. .~ .' ' .; . - --~ - v. . - ..

• .: 8*.* .....;.>

, . .4 . ** . Mr. .* * * ~

s .

[* - . ' * ,- ) * ,

.*.3.. . N..** . , .* e, .n .

., . *- . ,*..,p .. s ...

.,, .n .

m.*. ..:.. .... .. ..

. . . . . . .. .:. ~. . . . . . . .

..'L.. . ,

t-

.* . ., .w . . . . . . m: . . , w... . ..e *. . . . ~ s . . ..o ~ * *r . . *

. <. ~.s:w.u.m . .:.:.v.

.... ._g . o. ;-ww. .- . . . .. .w y= ., *. .

am-?- =.-.e ;: . .-. --

.~. . . n. , . : . m. . . . . . ~. .~-.- ' ,.~.~~.~

3 (f.QO qg

.s 1 edrEs.For ID Ptf. Exh. in Ev Charles Shapiro CSR g lg.

Doyle Reporting Iric.

,, gj -

.+.. _

. . . .: , ,., ,..: ,.. .. .,.. __. . w .

.;.... ,.... w. ..,, . ... ..

. -. .~

,.rc. . . . . . . . . . . . .

• . n . ... .pg. ,

I

• 7

'g. F b.k 8_-,

g. a A

• 4 p

~

. 1 2/ /C  ; O O 2'Ot

• • a -

lb 1

.'.,..W4......-,

s

. .m ,

. g gal g.r. * . . - .- .

.j i... .

.e

+.-

v EP 1202-29 ~

r ,.. or,f:7/8 ~ ~ , -

.. . . - s. . . . ,, ..,.- , Revision '2 -

.~

_i .

s' - -

y . . , ,.*'

.Q .,

? .

C..

.p - . ., . THREE MILE lSLAND NUCLEAR STATION -

~

UNIT f #1 EMERGEi!CY', PROCEDURE 1202-29' ,

. . %y -

• PRESSURIZER.5YSTE!! FAILURE ,

F. .

': W

.; ' . .l . .. , - . . .

vg , .

r.. .. .-

.. Table of Effective Pages'; .' ~ - .

q ..

,Rev'rsion Revision

.y 'Paoe Date R ew'nion Paoe - Date_ Pane- ' Date

. l s

- . .,' ~ '

f .- {,tj '03/06/74 '

'i .. ' 26.0 -

~

51.0 ' ' -

$ 2.0 03/06/74 - 1 "2 7.0 - V - '

- '52.0 -

3.0 03/06/74 .1 -

. 28.0 ' '

,: . 53.0 ; .. -

i.r,0- 03/06/74 -' 1 29.0 I- -

'54.0 7 d , ,

/ '

' 55.0 *i 1 i 5,o .03/06/74 1 , 30.0

~

.' . 6.0 03/06/74 . 1' 31.0' c' 56.0 -

~

~ 57.0 03/06/74 32.0' -

7,0 1 58.0'

I 8.0 06/02/75 2 .

33.0' -

^

3- 9.0 06/02/75 2' . 34.0 . 59.0 ,

S V 10.0 .. 35.0 -

' ~

60.0 7- ,. 05 11.0 36.0 .

61.0 - -

.Z 12.0

• 37.0 . - - * -

• '62.0 ' '

13.0 38.0

• 63.0

-ch 64.0 -

-7 14.0 ' 39.0~ -

j 15.0 -

5 40.0 -

. 65.0 1 G.0 - -

41.0 .

66.0 17.0 -

42.0 -

67.0

.- 18.0 43.0- -

68.0 69.0

-9 19.0 44.0 -

20.0' . 45.0 70.0 71.0 a

21.0 . 46.0 27.0 47.0 72.0 73.0 48.0 73.0 h .

49.0 74.0-E;. <

4.0 '

75.0

= 25.0 50.0

.~- l 9

( ' Unit 2' Staff Reco ' rne s ve*

Unit 1 Staff R pprotel l .

l Date Approval , Date Approval i Cogn[tantQeft head Cogdizant$ send 1

Unit 2 PORC orntnords preval i

Unit 1 PORC Recommends Approval Date Dbn l-..i Date :~ ll-3 ** '

' Chairmeeof PQRC Casiren fPCRC incfuded PORC comrneots o. 1 included l PORC comments of (detal ( ate) }

Date By I I. Date

( By .

1 l

• Approval . (* -[- Date A-Z-Y stireensuperinterne'nti Unit superinte :;eist

• -**'^ "*

i

\ -

,,-P  : _~--w--

, ; .; , . ?.7.: y. ..- n~^7 is7?.'G. M.m.W3?f:9 _'^*.y.T.?.7 C *. 7:n -

w ,. . ...

.c ,

iR9XE

. 2 - . . ~

'i .H'10

~ ~ ~ ' -

~ . . . ~.

.. -

..a

+- r. -w..

-e 1

me.

T- -

'.. (

. e, . -

• ~- . -

,,  :. ,, ,. ." ,. .. ..a

{

~ .)f .THRET. HILT. IS ND NUCLEAR STATIC % U::IT 1 -

gr * -

.' !t

.. i. .

y.

-J

8. .

. ' Plant Emergency *- ..

Procedurei .'. ,

h

p - - -

'. .i: .

,. 'EP 1202 ~ 29. Pressurizer Syste:n railure - '- f p , 7. . . . - ,

',L}

^* ..' . ,

.c. , ,* .

. .1, . .

s

.c. r ..;  ;, . .y -

.y-1 . . . .

. SICTIC:t A ' Leakind Pilot Oserated -(electmaatic) Relief Yalve RC-7.v2 .. -

) .

,fg .-

.c'*

. t

. 9. . . . '4 29.A.1 - . ,

'. Symptoms- . 1, .

, t

. . . . e r

. 1. / Relief.valvo dischrrge line temperature exceeding the'.

.i, , . .: -

~  !

. . s. . . . .

. l .

~} nczmal 120 T. ' Alams on computer at 200 T'..

.[

,L[.

. . . .,1

.. - 2. 'RC drain tank te=perature/ pressure. above nor=al on . .

{E

.1 8 - *

~ Tj .. .the control twom radioactive valste panel. (pressure - !fr

. n..;

' I4 y

• alam at l'.5-2.0 psig.) .

'~

.-J . }k

3. Rc system makeup flow above normal for the variable let down .N

.}_

$. . flow and RC pump seal in leakage. conditlocs. &

g g

..' i 29.A.2 Izz:nediate Actions. A

. 1 L. < . -

1 A A. Automatic Actions l-

, i.

M _e. .- .

2 1. None

.=rm . . . .

'h T

',' y .;

' == r

• g i B. Manual Actions -

y .

'1.

i Close the electromatic relief BLOCK Valve,'RC-V2 29.A.3 rollow-Up Actien f

+.

l 1. Repair during next shutdown [

t i 3

'1

.J

. 1.o i

1 I

g ___

..,v..

. . . - .. . . . , -.n....,,.,.,_.,u...,.>.

7. w

. .aw w..u.-.- -

- . ,! (-

= .,

.:. x = .:..,.

+, .

.4 1  :

. s. -.

: 1

.w .

/O ,,

Q 0. 2'_2 p .. v.1 - w ,

, l.

,3 ,

9  :-

'I F

P . rav w.1 A .i I . .

, .. " * +.

' -- - . . .s .

s

. ..  ?

- , s :. .

'SICT!c!I B.

Inoperative Pilot operated (electror.st'ic) Relief Valve, RC-RV2 -

I. .,

f I

..- , 2 3. B .'l . 'Synotoes ,

. ..]

. 1.- FC System pressure. ls.abov'e 2,255 psig and RC-R.Y2 fails to -

i [

2.4, ,

. . s. . .. . . . . . .

,s c . b, k, g .

t 2

.open. - ,

ij. . . , ~ .

'~

. 3.. . . . . ,. ..;- .

I r

'.:d,.i

.' - a 2. . ;RC Systen pressure is below 2205 psig and valve . fails to close .. F. ..

• c

' ~ 3; . RC-Rv2 . discharge'.line ten:peratum.. is above'the'20'O T'alaru. ,-

' . '.-O .. . .:

.~ , .

- The RC;dr'alin' tank. [ temperature /passure 5 above anblent as ' [,

.h.. .

~

indicated on the control roo:n radioactive waste panel. -

- . . V e . .

• I

• 4

• Incediate' Action

.: 29.B.2' -

Z 9 .

}

. ,-j A. ' Automatic' Action.* -

l

1 k

.*- ' L  ?~

p- 1. for a failed. closed RC-RV2: .

. \

~@

. a. Spray valve RC-V1 is open above 2205 psig [e.

.// Reactor trip' occurs at'2355 psig I. .

b. ,--

.g y

c. .Pressurizar code relief valves open at 28635 psig .y>

y* .

n-

2. For a failed open RC-RV-2: . T.

i .

w - P.

a. All pressurizer heater basks on full below 2105 psig i 2

b. Pmactor trips at 1800 psig -

ll-y ,

c. High ' Pressure Injection is actuated at 1500 psig [

> 9 1 B. Mammal Action -

J

1. For a failed closed RC-RV2:  :

r 2 shift spray valve RC-V1 switch on center console to (L MANUAL and open further for additional spray flow. ,.

1 2. For a failed open RC-Rv2:  :

e close RC-V2 block valve. . (

)-

29.B.3 Tollow-up Action .

~

1. Return systes pressure and temperature to normal.

L Q -

i ..

s , -

-.g . 5,-.... ,

,.. ,7

. - m_,,, . e .

,, .- 7,7 : ,

g. .. ,, . . , .

t c- 8,-u = .

- F '

N, - .

e. . t

?,- .

~///g i 3 0 2'3

. , L _ .

t r. '.,... _.

1

~^

F .

1;4svision 1 '

• I l . .

.,s .-

..w

, .syy SECTID'I C ~. Leaking Code Relief Valve, RC-RVTA c::=' ?C-P7IS - .

~'i . . . . . .. ..

.. 3 4m * ' , . ~( -

, l A 29.C.1 Sy=oto:ns .

-' .s: ' - '1. Code relief valve dis' charge 'line temperature, (s) exc.eeding .

l?.

)

.h !,y L'.- ..

' *  : the 'coeputer dor. sal'120' T'.. (Computer alarms at.200 T)f*. '

i w e,

. t 5  :

3

.s. ~

(

2.. .RC drain' tank temperature / .- pressure above noma 3 (ambient) . ,,- ,

. -Ti s

e- . . ,- . . .

' v '. on the control rooct radioactive .Vaste Panel. jPressure ' , -

t J .'

I

.>3 . .. , '. . ,

' ~,

.4 f

'. Q

' - alams1at'1.5-2.0 psig) ' ., --

4 _

. . . ~

" 3. 'Rc systen 'increised 'nakeup fl. ow .is 1bove'nomal for' .~. .

the. .

variable letdown ficw (u5-140 gpa) and F.C pu=p smal. in:= '

r

. . .;:. 9 leakage conditions.

il

,. r

• f.T,.,..G

~.

.s . . .

g . . .

,,p .-.,p.

j; '- -

jf 29.C.2 Ic:nediate' Action -

. - ,.m 7.... ,

Automatic Action _ -

.f f} .

A.

t g -

4

.c 1. None .

4.< ~

Y -

bM  :,3 B. Manual AcHan ,

1. .Detez sine RC. leakage according to Op 1303-l'.1'  !

'j9 -

- I

.'- (daily surveillance checks) I a

29.C.3 FM i r-e-" a c tf am ' -. }i .

I

1. If RC system identifled leakage is in excess of .10 g;m i

... j the reactor plant must be shutdown within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. ,

s .. .

'l .

, A *. . t . . .

d .

. .  ? .

t 3.0

,4 a

9.* Tr%  ?, C 7.'.{ , f.417 '

7,'.-

.*. ., .(" NiO (,ga'Qt'

. , - . .w ,s . .=. -p.-T , '. -~ ..

, -;{,,.,',P. '.Q'*f.* - Q. ~ . . ,-

r.

a m

. u u htr.> s

._,y-...

r. . .

_y ,s % .e

== ..

E . p_._

. z.

.?

+. +r .

. p.- .

. .. . . . . " b ..Q 0 2" 4 - -

.)

i . w.. '.:~ -.

I

/O

'h

~ ~ - - .-

,J

.~

i.. J

.. + .. .

• . ' ' "1 -

r' U.',l' * '. 7 -P Q

.? r ss - --

l . - ~ 't p =. : . ,

...' Lr , ..

s .

-; n. -

(

m

.c r s ..

e. . , ,, ' *

~., * * '

l

' .y.. . , *

STTION 'D 'Ino'otrative Coda Relinf valve, RC-RVIA hr RChM7TB' -

L

• t* .-. . . - .

'Sysmtorms 5.-  ;, . ,..- . .

- s '

. i.41

. .. 29;D.1 .

~

M  ; .

' 1( / ode I

-i -  %

C relief valve (s) fai1[to' open wheri abose 2435'isig -

• ^ <* ,.

s

'or fails to close when below 2285 psig.. ,

ew . . . . *. .

i.,

. y .. ., f a .,  ;. .

Rallef valve discharge..line temperature is above the.

."'@ , . .: ,* ,'.2.. . .

, t .. .

- e b

, s. : s  ; .

200 P 'mina, thei EC drain, tank tee:perature/ pressure - .

'is. .

.l ['

.;$ .','. ' , .- 7

. . . ,. p ... , .. . , ;_ ,[. . . .. .

. < nabo've

• ' .. . ambient and' the RC Syste:s make.up flow is above nomal

. .. ~

.l[ t

., - . . y. . - . .  :

.1.' . I,, . . . . -

. ., y- - -

r .. . . . .

• %'the'1et. down- (45-3,40 3pa) and RC. pump 'seaitin leakage

c. -

,O. .

..s ._ . . .~

j

~'

.-(appecximately 5 gps) * ,'

l

- - t :

l *2 ,

- = . , ., ,

• I i

~ a .

t

.:. 29.D.2'. '"Iscoediate Action _ * . '. --

I

!s,

.u.

~ ..

.= = s.w .. -

- . [-h ,

E . A. Automatic Action ,

.f.' : ~,jC -

g 5

W4 r..m * *

1. . Reactor trip.from high or lod system pressure. . . ,. ,.

i;

<- . . .9

'2. LP Jnjection.5,f valye. falls to .close . H

~

E;

• • 3.  ? Manual Action - .

[s

.i -

~

y

1. If code valve (s) fail to open at 2e35 psig place spray  ;

Q .

i[

. s' 9

valveren EA3 CAL at. console center and open. Verify r a

c

• ser beaters azw OTT at console right.

t

2. If code valves fail;to close, t an all heaters ON i

at 1= right and isolate let down flow at console J

t - center by closing RU-73. ,

l d 3. Manually initiate N.P Injection if required to' maintain . r I a p

' 8F .

Tollow-up Actica '

29.D.3

1. Bo1It pressurizar level if possible at or greater than 220 4=eham with EP Injectico and begin cooldown.

2. If valve failed to lift, e d with cooldown..-

i.

1 Y

4.0 5 __

. (..,~ .. . ,._,-,.,,-

. . . ~ , . } . } f.Q , -' '%gg. =. ; .g :.y,-_.y,:

>*' ' ' . .a- ~+- s ~

l' -

=

P r .

> d /C i 7 0 2C5.r. .

y m .=.,.:. . . . . .  :. - . _

1

P j

,f U .-' 3

. .i.r SEC"IO*! E ' Ino r:ratiire P wsu512tr K2rters .. ;. ~ * -

=

- a .

~

1 y . .

~-. . _~j 29.I, 1- Sv=otoes- .

s . .f- - .

.,1 .

ef;

1. inater 1.iaks fa'11 to,ene'rgize or .de-energize;if RC pressure is at . .

. . .{

• 1 -

F ~ , . s .'

. . . JF

. heater bank'serpoint. .c -

L 1 .. '

Units'

'- Bank 1 Bank.2~ Bank'3 Bank. 4 - Bank 5 .i,. ,

~ , c .

g,

.m'i 2135. . 2135:- 2135 ,2120 2105 PSIC. .

.ON. ,. . . . .

d, .

. . e.,.... .

_s CIT 2155 '

. , 2155- p' 2147 ".. .,2140 ' 2125-

.PSIC. - .- ,

.~.

- f n.m 's,, ,.~

~. .

. . 1..

' ~

- 3 I t Banks 1/2, &- 3 are full' on at 2135 psig

.# *EJ - - .

NOTE: -

. .s. .

.P" 2.. . .'. .

h;r,-

rp P.ressurizer ,level-Lo-Lo . .

. , . -alarm at 80 inches.- .,~.

. . .-s.

').

. . 3.

PreAsui-izer heater power supply ground alar:n. -

5 --

a . .

- .f - ; A . Abnormal console indicating lights, for the heatingigroups.- . . . .- ,

..4.

5. High 22,55 psig or low 2055 psig pressure alarus.

• ~.

-7.j ,

In- .ediate Action 29.E.2 . .. 1,:.

1

-),o . A. ' Automatic Action ,

M;

.1.

• Tor energi=ed heaters and rising pressule: Spray valve [

.e.

H - ,

~

.)

- RC-Y1 opens (red and green console jog' button. lights) . . ,:

o

2. For loss of heaters and decreasing pressure: None i

a Manual Actico 4.

3 B.

s .

n

.i 1. Place heater controller in Manual control Jf control malfunction'is suspected.

r y' ,

2. For energized Naters/ rising pressure, attempt to de-- t r energize all beaters (at console right) except group 1 or 2 For loss of heaters / decreasing pressure, attempt to energi=e f 3.

l~

Backup heaters freis cocsole,cL.' If unsuccessful, stare t i

reducing unit Imad. -

,l .

29.E.3 Tollow-up Action ,.

1. For energized beaters, open heater breakers in question at I the pressurized Ecatsia Control centers except for group 1 or 2 5-0  ;

, J '

i

\ .

s _ __ _

w . ~ . . v. : n.. ,

m. ...~m.....=a.a...,33

w. . ,. _

q

. - {... r

sena.

..A V 1m . O ' O 2'.5 -

j

<t Iv

,t _...s -

, 7 -

.x. m P.

F

.*-. i

. . . ~ .-- . s . . . . . * -

r

. t>

- 5

• - . - ,,.,s" '

, 3 D CTION E (CTf?'b) ..,. .~. >,

I b.

1

.5.. .

? ,

- ~

rolled un Actton. l

,'" ~29.E.3' . .

(

~. .. . . _. ,

. 2.

Control RC pressure.at nor=al'2155 psig.setpoint with .RC-V1 .

g. , ' '

spray valve in HA'. MAL. j. -

[

L '. ,' d . . ,

- ', p . f ,

_e .

~ .

.b '

' ' 3. Tor.de-energized heaters, deternine* cause and 'if i.nipf"= o'f ', . .

..T . J.

y Sih3 one heater igrap.'is notloperabie. continue load Muction to ' ' ,. .

, ,1 .. . .. .. . . ,,.

^ *

4 ,

'. shut down and possibly c m id,6wn condition'.- . ..

E;,

.v:

.. s r.

m

-: g, s

(_

r ., . .  ;

. :4 -

'1 =

,- r-

'o . . * . . .

,, H

=

.. - v. l

. .l.. . .-

• .. c.

• - ~

C

d. o .

x

. . i.

. .c;

2. -

. . i -

4 - -

. .- - . ., ,I; '.-

-( _

n., . .

u-

- . . w.

- , b.

. . . . l.g.

- 1,.

E e

n

. . g

. - ~

l n

.l f.

L F

. g- ** . .* h

. y

. . . 14.

t.

s e

1 .  ;

c i

c l t b0 d

L 1

I i

?

l >

i .

> z a. - . .. .....-..,.,.........~v..-..- . .

. - p..

. n '- - .- - -- .

1

.4,

.. .. . . . .m. .w.,; . .

J .s i .. m. . .

. .( .

i 2/jo  ; o' o 23.~

4 L 1 f, - -

L .

1  :

I f

o ~, &

SECTICI r 'P.alfunction In ?ren2eerimsr G vel Indicstion cr' cents l ,

. z 29F.1 -

Sventoms' + - .

% ~

J,.

5 , 1. . Disagreem.ent between the .c.onsole recot-f.e'r ievel re.adouts of core . .

t.

.; ' .'- = . .. .,

1 y. , . p

,4 . ,. .'than 12 inches.'*

. , . I, * *

, .i.  ;

-(

I

. 2. . Rapid change in indicated / recorded . level due to loss.'of co' pensatico -

.:. ... :a : ,

- or loss of power or d/p cell Iailure or o'ther'malfu?.:: tion'.

• k 9., .

'~ .,. .  ;.

. .~/ .29F.2-

• Immediate Aetico -

. , es .

s .- ,

'. . A. , Auto:natic Action .

i

. . .' $ . .v. - ..

3 , ,

. . . . . . . . . . . r

.mw .-

.1. . If 1.ndication . falls. low-

. . y s . .

., . r 7

, Pressurizer heaters tiip Q'80: inches, cakeup valve W-v17 opens, (L

and RC pressure increases.

' M,,

, E e

' 2.- If indication' fails high: -

k

.,u e ,

y

'{

Makeup valve W-V17 closes.

g-B. Manual Acti:n ,

- p

.y . ..

[ 1. When any two of three console . econ'tr level transmitter read-outs disagree by more than 12 Inches, 'take manual.cental of h

, r level ansi then s' elect the third transmitter for indicstloa. [

~2. Re-ena.@ heaters if tripped due to;,r.alfunction. l r

29T.3 Tollow-up Action u

1.' If the switching level transmitters has not rectified the conditica,

~

i switch to the alternate temperature detector.

t

2. If pressurizar level ncorder indication is lost, select another .

.a r transmitter'or use the computer for level indicatica. If computer  :

e level indication is selected be sun to select ta=perature compen- }.

4 sated pressurl=er level (Pt. f1710, 1721 & 1722).

[

L

.- L y

t l

7.0 g

. - - ._v v,. ., . . . . .x - .z - . . --- .~-a.-m n r. n,g .wa -r . .e.-.='  :- -- -

s .. . . .

. , y - . . - .

w

' 'r ,a

,,,,,,,,,,-M.*  %.

s , .)

.2) ja  ?

Y o *g? e b

. 1*.

.. p.. . n. .' ,

..u ...vu

'. \

.r...s'. ..r -

. . .. - '- ~ , ~ ' ' '

~. :

. ... . . s. ..

.SECTION G' Pressurizer Spra'v Valva Fa116ra. ~ s' *.'.'c

. i.

. j, .

29.G. I.

. Sympt' oms ,

,,. - F fe, ,. .

J.

f. . ,

[

., z , .. . - . ,

l

-0 .- ,

1. "RC-V1. siray;valvc fails'.to. ogien when' thF ,RC's.ystk. prdssure . ' " .

1 l

.z = ' '

~

. .'is greater, than 2205 psig., '. , ~ .;' . I. ( . . ,- -

.n f

- 7.%m

- r; .. .

..~ .. . .. . .

, fA, . .2. RC-V1 spray lvalv. .e'.15.open when th'e .RC system.i's,=less tha'n- . -

i<

. ..w -

~ - .c

. 2155.'psig.- . .

~~

- - - . .: ~ ' ' , -

. _;v1 . - . . .; ? .. . . , .

?;. .

- ^> .1: . . . , . . .  ;.

-4 . 29.G.2 *"Imediate' Action ' q' - -

' . .;. , .;.. :..:. , ' , ,)- -

- - . , .,r .y . _

. Automatic Action ',

A. - - .. . . ,

..~ t 1.)

1. RC system pressure greater than 2255 psig a'ctivates . ,

3

, , , . ,. s 7

RC-RV2. electromatic reli.ef 'and the high pressure alana. .

j

./.4..

. ._ . 4.r:. .

i

. . 2. - RC-V1 failing open (in auto) causes RC systen pressure -

'M J-@- - . ,

3,t:3 .

to stab 11ze at approximately,2100 psig. .

w ith all heaters -

h s

1 ' '

"on".. - ., ,

f, -

r

3. Failure when manually opened beyond the automatic limit J. -

[

g .

? - .

~, '

i position caus'es continued prassure drop and alarm at.

- - J

?.t . '

4

.' ?

2055.. .. . .

' .B. Manual Action, ,

y' 3

1. Control RC-V1. opening or clssing n MANUAL with ,jogbuttons. ,

..j 2. If the spray valve has failed open, control pressure by  ;

closing the spray block valve RC-V3. ,

, i 2

NOTE: If the " Block" valve RC-V3 is closed. it must be 1

i periodically cyc1'ed to k'eep the spray line wars.

.l Cycle RC-Y3 open as nec'essary to stay above RC p 1

, 0 pressurizer spray line temperature alam of 450 F.

(Computer point 520).

8 j

CAUTION: Do not exceed a AT of 410 F between pressurizer j temperature.and reactor coolant hot leg ter; erature.' ,

8.0 y

t __ _

-r - -~~.-.m -:---

, .. .._ _ _ ., v . - . 3 . ., ; ,?

.....;.~.-.. .. _ .;,,;.

• W"I-. ._. .; 9ma. .y.5,y .

, _. ,-, .g.

= ,

• . .0.- , a u . .- _ . - . . ..

h i

jg V O O *2 y + 9 t ,. .

- ,. "..__ .e .

. .e

% m w - --. . , . - -.~r

F '

EP1202ig. .

06/02/75

'Rcvisica 2-

f*

.1 J. - *

. ~: . .

. s. c . ,

i.

'... . .' C- 3.. Reduc.e.-rate.of ICS load chanc.e. toiless.than - 1",.per- .

., .- ... - . 4 .

v. -

mimite . .. .

.. ~

29.G.3 Follow-up Astion . ' '

I-

. ,J

. . . . ..- t.

4 . . . . .. . .. .

.Conti.nse plant.operition with reduced rate o.f load change.'

.'; . .. -- 1.

-. ..- g.i . ,

s .

?.' _m e .

, 4. w.. < . ..'., s

.:., ' . e r

9 -

l,..: ..g. ., *

. . .. . , . . t

• .. Q P

, i. .

l J

.*,...n . . *.-- . <f y . . . .. 3 *. ' .

.* .. ** - ; .. .. ' 2

• 3.,p". .- S~g . .. ;;-

g..

. ,.. i "

se .,. . **... . * ,

+

. .g

,- ... .. i

..s.* ..

..1. s .

, . ., 9,

'.., g-s - ~ ' . ,; . -

... . n * * * '

- y .;.t ,e ,,,.I~~ .

- ., .q-

.m e ..

. . .. .f.

.. . ..r. .... . . .. .

. . i.

• g. .x.  ; , . - .., . .' .

. .?

t

~s

• 1'

... m- . , .

-n 3 .- ; . .

s

. /. .

. .e.

'fd

.s -

'T .

. r rM -

.., a *

.1 ,

--a y .

.4.

. .r t .

.s .

3. -

. . j

._e r

. l J . . .

1 .. ., . .. . . .

3 s

.1 j -

.Yo .

l . .. ... .

l 9 J

1

.d **

d 9.0 i

i .' - - -- -

l

- . ~."r g p - -  :;.g g, . ....  ;.i .... ., gaa.y. * *d _ A _ E g., g.w .m.

- ,, --  ; ;n v,2 .=,..y..- ***

e

• -- - e. *~.

i

.. m . _J _56 * .-;

• F '

y.' - ;t :. .

_=.,;~

s4 8

L jQ l O '_O 5 ' O u..

g I 1 a .u . . . , a l

l . 1. ,

1 I

l-

s , .

. . . v.

- . ,.~; ~. . . .

.?,.

P ..

? ..

~

...'.?*,. . *

'GOS3 "C5e$ca, t Tiesolutfor

.I

[* .- *

~ ., ,f .

~

.x. . . . . , .

..x .

. ....~

'. r, 5 .. ..

-..~ . . .).- ,- ..,-

}- ,a.

. - ~ . -

s . ;.; ., . . . c . .

. . . s..a

". A.G... . .

. . * - # i

- 1202-29< .

. . r.V)'

. .Proce. dure :*uchsr

.:a .'..*

~. . . ... ,

?

, Procedure.. Title Pressurire System Ts*1ure: .i ~~

.E',.

.:.e < . .

.y

'T

' ' 9.

• Reviewing Grganization S C'J . - '-

.N.

,.?- . * ... . .

.. ,'. s.. . .

• ..h

..n. .

.+

^..... .- * . .r.

4~

~

~2/26/71s ' -- ..

g .v .w

.cComme.nt Let.te.r . s . . . -Date

. ... . , . , .~...

~

. ~

Coenents Nesoived-(Dat h

• 3/6/7s-

~ ~ '

. '.~

' D, .,. .

, m . s. .

..- -. ~ . . , . -s

. ~ ' ., . , . . .-

r. .. ,.

+

.. ) . . .

i

. . .. Coceent ' . . .

.,;7 Coenent Summary Ir.co: orated

, . Remarks 9M .. i OP. Para .

Yes/::o

-: . l

^ *. -

.s..

Ite:s !s not clearly a syzpton of an ' Yes Deleted sycepton .

7 23.D.1.2 d

inooerative code relief valva.

leater s'oppoints' show~ are not cicarly stat. d Yes Banks have been shown at

., 212-1.1 their actus1'setroint 9 '

These backs should be shoen at thoff actua! values.

• 1 setJoint val.ias..

'f2

! ass of pressuriter level will cause lockout  !*o *de agree with your state-2'J.E-1.2 .

nent but we a.w really

• of pressuriser heaters, but is not a sympto= '

ad?.ressing inm erst!re 2

of heater failure pressurizer heaters.

Computer pressurizer level is not temp. Yes Added wotMs to insure te:--

'2'Jr. 3.2 cospensated pressurizer cogensated and an appropriate setpoint -

I stated. .

level is selected. Added

," computer point 5's 1720, 1

1721, 1722.

n Yes Has been added to origina Ceneral

• Page 8 is missing on copy reviewed Basically covered manual

(  :, action & Tollow Up actic, I

, for 2ressuriser Spray i j .

Valve Tailure. It l

i l

4 cc: Messrs. J. J. Colits -

L A. Creena .

l .

Emviewing Org=4e= tion f

~

=. g-(. .4.,. ;. . .. * *

..- -, . . *. -=:- Q .,, ..s,..,,,,ss' 7 ; ._.p g .y. y . g.y. .wr,.,-,-

w- ' - <~-

.y., ,., e .*-,, .e 1. .w. , ., .

• y***,*4...'-.'.-._p r W ** ? . , , .

, %, t  % .

• = . ..

L ,,

I 'I .

a , s

. O .. ~ .. ~~

,; O- Q M) .. .

~ ~

F i

, fc ,

-. ' . ,-,a..

's ..

1 P

. . . . . =

. 1

. r .. .

.t.. ~

.. .s. .

. .I o .

.9

.i

.- ..CO?.3 Ccec:r.t Ecsolu .

• s

• N . .

. o

=,-

. , .~- ...' ,,

- i

. ,.y -

g. , .

.:- t. . . -

- i

, .,p ... '

12 2-2 ' ' '

Pr. ocedure !!Sr .

[' ... ,. *  !

- =

Pressuiider Systes Tailties

i. ,Pr$cedure.Tid le.

- -24 s-BCW i

l

. Reviewing Orgasi.:.ation J 2,.f"

s. .., - - . .. , . .

~'-

n ..

4* -

. 2/26/7ti' -

, ,, :q - .

.r 4

.S

- Co:::oent Letter

- . Dats .

.M

'3/5/74 -

-f

% ..

• Cocoents ?.esolved (Dat.e) . . .

.e * *

~

, . NC, .

-.. . , . ~

y ~

C_ = .ir.t." -

l Ir.co.rorated Remarks 7 OP Para

- - Cocrwnt Susnary

. .-=...%.,

. ves/::o

. . .b

~

~

included:

.'.3 .

~.-

- :fote: If the Block valve RC-V3.Is closed, it cust e ' ' '

. be periodically cycled ,

h.a to keep the spray line-

~

. . j

"-~ ' wam 3. Reduce rate of j

. r. i .

ICS load change to less  :

Y .'

- than 1% per =inute. I

..,. Tollow tb Action Ni g i

- . . 290.3 - Continue plan operation with reduced ,

' rate of load change.

1

. t aw, . .

v - .

-1 J

4 i

I cc: Massrs. 7. J. Colitz

• l $ K A. Creene '

~

Reviewing Organiution 1

\ - .

( .

w****

,e 5 g. ._--r -

.* +

-.-- -- s

~

I. , - ? ,] ' '" * '. '

"7.,

. " , ' H ." .'". .", .' y,p qq - , . g *~ *- e *

., g

.*\

.* - y

.a >.

'- f'

-- - ,- m -+ - .a - . . ~

r. '

l t .#

. .T. O. sN.'.

r.

2-1

\

t 10 ,.

s-

..=.ai 9 'O f.6 .%

as .

• 8 e l .

q b

• • • • • N ee ..e, s ., , ,,, - * - - @ Ge . m, i