ML19224C304

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Discusses Preliminary Sequence of Events for TMI Incident of 790328
ML19224C304
Person / Time
Site: Crane 
Issue date: 03/28/1979
From: Long R
GENERAL PUBLIC UTILITIES CORP.
To: Arnold R
GENERAL PUBLIC UTILITIES CORP.
References
NUDOCS 7907020107
Download: ML19224C304 (16)
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y p ! J, g/V l I3: 't. C. Atuald k,. N M:!: 1r. T.. T, n3 .g l. PCELL11tNARY S;;QUENCE OF LVErtp I 'thI. 2-.'.CCIUr NT Ol' Until ;'.8., n'119 p l. I,. spanut ig the first approxiatuh

  • trached is a Preliminary Scquence of Events tucuty haus following the mI-2 accident s.hich uau initiated at 4:00

.t.n. s i 'a rch 28,,19 79. l refe rence clock -ba s estchlished with the d, ia netimeofeacheven8)n Tor this rhronologi c'.

csonts, of the turbine trip, 07.00:37, defined as time zero.

j s and seconds relative l p the seque:1ce is given as t he niud.;er o f. hours, minut l 37, Gilcwed la patenthesis by the m eal titne u sing a 24-hour clocle, t; e C400: j exaple, 1:52 :43 p.i't. an Masch 28 vould te vritten '9 : 5 2 : 06 (135 2: t.3). [ Spending upon the accuracy of the source of dats Jr each event, the tic.nf t I appear alone or with the notstion approxit: ate." Ce rt:a rion and data ccur " s, f ~%e sequence has been teconstructed f roa various i including control toon logs, s trip cha" recorders, alaru printouts and .l (OCE:e alar, printer was ou03) and dur that h re sctit e ter priatouts. Please not*, h m ew r, of servico. f ro,i 01:13:27 (0513:59) to 02:47:31 Effernhto of the occident was ruuniug well behind the acturtl :h:c of events. ar.not:ste this ch:onology an.1 to develop graphs of v arj aus plantnis additional t ofo paraneters J a function of tit.e arc,unden:sy. l as soon as it is available and we vill. keep you in ormd.of our progress. (I k fA f I 44 - n. n l bu ~ I i r. 1

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(ctol:ul) j P t l; (RC-kv7) discharge line t ei.,pe r a t ur e alt:.:s printed cut. f i l L t'.. j I 00:00:35 ' St e :.a Cane r.at n r A Icvel r e ached the 30- nch r.e t poic 6ere the I: 1 ( C'.01 : 15) h j .4 p; r o s i.u t e Ea r ge ncy Feedva t er Valve s (EF-V11A and EF VilS) nren. Teeduandr I ad._it t ed b'c au se Eme rgency Tecd.a t e r 3 Ioc k va lve s (ET b of. s.as not i f and ET-V123) s.e r e shut. i, \\ b 00:00:37 Feactor Coolant, !!deup Powp A (IC -?-1 A) uts stopped. ( C '.01 : 16) i i I e 1 C0:00:40 St e.ua cencr it or 3 *.t vel r e ached the 30- ne h se rpoin' t'.e r e t h.e.. t (c'.01 : 17) . n s naiast a ruergency Feedvate:.'a l v e s (ET-VilA and EF-Vll3) open. Tc. h.c is: b t, was not admittee tucause Faergency T.= ed,a t er :41ock Valve s (ET} 2A I p. l and EF-V17B) uere rbut. 1 U l ft 1.1 00:00:41 treactor Coolant ' hup ru:np A (MU-P-I A) was restant-d. With (0401:16) l' Feactor Coolant Mncup Pumps A eind B (M -P-1 A a nd MU -P-l a) ope.'.', eting, pressurizer level rate of decrea e slovad. t V t i i t h f j .-?'.. A ,V .t q C.1. I. t

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,. c t.o r c.a l.' o t T s.' 1 r.nx......., % m. q z C1 01:00 ne Pr e,'ic i te r C.i f. ry V.1ve (kC-avl A) 5 sh di:rh.iry if re tept - II (C'. ?l: 3 7) l' ..t u r e al a rn ' sis c c c e ived. ~ Il 4:0l:76 "?.,c t or C0ol a nt "r a in T.usk t enpc t..t ur e n/t ual.s t a ru pr in t ed r,ut.I l Il ( 0 '. 0 2 : 0.l) j' iI [4 i t.0: 01 :4 5 fte.;a-Cencretors A and 8 tiave l' ailed dry at this t i na. ( O '.0 ? : 17) lp l ?;;roniaate [ i I' 00:07:01 Pc ac t.c r Conl ont Ma'w up Pim.p 3 (hU-P-13) sa s stopped.tue to !~ I (C '.0 2 :33) i 1~agiac e r ed Rife;uard s act uat s mi. e i h it C0:02:04 P i g,h Pressure Inj ec t ic>n ru:p c (MO-P-1c) s t ar t ed.,Jtcoatically. ! : (0407:41) i i' l' 00:03:12 Feactor Coolant crain Tank Felief Valve , t:01.- R I ) lifted at 1 0 y/ 'ig. l C '.0 3 :49) ?,;;r o x i :it e l l i ca:01:14 Migh Pressure Inject, ion port ion of Engin. er d Sa f: guards ws rw illy, j t O'.03:51) e i i typassed. Poth :taactor Caolant Makeup a..np s A and C (M;;-IP-1 A ! h a nd FU-P -1 G) .m e e p' r a t in g. L f C0:03:26 9eactor Cool.nt Dr ain Tank high t. pe ra t ur e ala rin received at II'.27.' ( 0 ' ' '. : 01) l 4 C3:C4:33 Peac t or Ceolant L'4eup l ump C (MU-P-1C) a s vtopped. {M l (ews:15) k, M C 0 ; C '. : 3 5 Be operator throt tled tiie !!igh Pr essus e injection isolationVafcs (C405:15) L'l ? ;p r c, g j u t e (MU-V16's). [ily t rm e j' a

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? c1:05:06 rr e s ur i z e r ic vel s t >pp.*d its sharp inere.:e it 376 inches aad (O ',0 5 :4J) i bct,.1n t o t ui n down. It t r u h r 4 .3 niniou s of 3/2 inches and ther l, st ai t ed b ick up at 5 uinutne. 21,cenal : into the tran sient. [ i i s' F l C0:05:15 ccndens t e scos t er rue,p B (00-P-211) t rip ped. (c '.05 :51) h N c0:05:50 re,ct ur cont ant ' ys tem pr e s suc e.st opped its sharp decrease.i n d 1. ;, c q l' ( O'iC $ : 2 7) 1 N A;prontwLe t., turn gip. ? fin icm.a value reached wa s :, pro 4inutely 1350 psig.f ) I r. 1 [ l 00:05:54 i "re s sur i ze r level inc.r e.t sed Ecyon,d the k mge of the ins t rv ent (0405:31). ,q l indication, h P 00:06:55 Lerdowa f1vv of 11.4 g e11ons pe r n:inut e eas re-est abli:hed. ,L]n (C'07:35) .o j e } I I CD:07:31 Fe.,r t ur Poil fing tung Puap A (uct P-2A) started. (0403:05) h t L y i f,t 00:08:00 Yhcrgency Pe*Justre Block Valves (0 ?.03 : 31) (EF-V12 A rd EP-7123) were opej d. j Anro = Im it e i' [: I 00:c3:15 Reictor Coolant Syste, hot leg an1 cold leg t empe r at ures began (04c3:57) i Jocrease. h k, -I 03:08:30 Fractor con 13nt Systen piesrure be ga nt t. decrease. (0?.09 :07) ' '( ') fl 00:10:00 Pr e s s ur i ie r (C410:37) ' level caie on scale. a 4 I 4 t I lh l g'o%m&e.c.~ ~ pq p %:. m...,,.,n. ~. .tgpg g ,. r. a~ .c

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f. 2 y.' ') c t.: . i !.17., p "- p 3 (' ..s ) L :s t 1 e (T.n:) o0:10:2 '. ..- r o r <%H a t s u p r. p A ( m!.* i ?.) r(7.~d. (C411:01) l I 00:10:2) N.sct or fWl.at Ma'o op Pwp A ( ;J P-l A) ]s s t u t ed. I s (c'ilt:C0 j f, t-f) l C0:10:25 % actor coolant ifakeup Pnep A (I.0-P-I A) riFFd. i ( c '.11 :05) [ I ,] I Ji l.i j. 03:10:40 ne..ctor roilding .*u p MS 1: vel alario r ceived. %t a int is 9 s0411:25) l 4.s30 rect. J I .b 00:11:40 fic a r. t o r f%> l a n t M ik. u p Pum p A ( M'f - P-1 A) .as started. t i. \\ (Cil2:ll) I i G, i ca:14:50 n e r'c.ic t or cool ent Drain Tank ruptur e d.whe ava (Df.- 02 6) fa ilyt. 6 (C415:27)

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p t I i,t i 00:24:55 Ae c; crat or regu-s r c.) cooputer pr int out of the El ec t i nma r ie t j t (0423:.35 j i h i R. lie f valve (FC -Rv2) outlet t empe rat ur e, ne reading <a s 13 5. dia. i f^' I t 00:25:00 In t e rme d i a t e cooling *ys t ers h igh r adi st i n alarta 4.munc ia tor f * (C423:37) Approximate j

r..cived at the Fadiatien I'cnit or Panel.

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'} 6 1 I a1:13:79 "e.ctot co u lm t ri p 3 (: C i i d - 4 r 1. 'j t ( e s t '. : v '3 ) s 01:13:42 uctor Calaac reap 13 (::C P -1.3) n : ar. d. (051',: 19) 01:11:27 % al.a ru pr in t e r N.c.we un. v iii. b la at his.rf-c al rec.ai..d [i (0513:59) out of service until 02:41: 31 (CC'.3:03).

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i b i O!!70:31 Operator requestvJ printout o f the Elc.c t. coatic "elie f Valve g I I I l (RC-,tV2) outice troperature. The readin< vis 233.0F. l C 01:40:31 Keactor Coolant rmp 2A (RC P--2A) v s at; p;ed. 1 (0541:1/,) i, t t i e 01:40:43 Nactor Coolaot rmp 1 A (RC-P-1 A) wa s 6 tipped. , j (05L1:72) i i ,1 I I 01:42:03 Oper.itor started raising Ste n Cencrator A level frb 30 inches J I (0542:37) [ 4froximate en the Startup :tange to 50% on Operating 1.nga. Textor cool ne! ri l Syst e:n Loops A and 3 cold leg t enperature s both started decresst P< Reactor Ceolant Syatem pressure started recreasiag. n 8J 01:5'.:00 "cactor Coolant Systrin 1.aop A he>t le g t + pe r a tur e- ?><*,1a inc r ess s ikk. l fon4;17) } l Approximate I. i 02:00:00 St e aia Cene r t cr A Ic < el r eached 50 en c.. rat ing Lc;;e. el (0600:37) il .a p p r ox izna t e l -l i I 02:03:'1 "Neror Cect.=nr System foep B hat irg t er'pe r 't ur n ben'a irc rea si. (0600:3/) M i, i { f.' 02:12:00 Fe ic t or Caolant Syst em inap 3 hot, leg terperature increased to f i (0612:37) r i offscale at 620r. i ~ )f " P Gj h f* , 7 -. )#, D,:e. $i tal O jg g= w~w u wu p (. n u- =~ , 4 f. L. .t, n . r 5.,.,- 2 s, D. s 4 ..y;.;t), j. 7 f ., I.,. c 4 g , q,,. 1,

c.,

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_,..y ' s *..

' ~ a,. r. .l' y. +... y e ,...n,. -3. 1 .a l,,. y,'.., ,'.,.1 c{;,. L:,' o. ..-}. 37,1 ~~..',s' 2 .. '.1..:w 1...--*' c',..~n M ' s.6 ...s.. s. Dit () U i

a ':ll S3 P, .6 t..! I .t ic slic( V.1 ( C ,) . ( 1, t 's '.iG:1) t t t. f c a.. t. o r e. Tae recidlog Lis 2 'i d. / F. s I 02:7?:e0 " r-Elu r c em t ic % lief Stor.k valve (RC-v 2) ' 0: 3 7) St srtup Range to 50% on Operating Range. i I l 1. 02:45:00 Ceve ral radiation al, ras sere received. I f' (0645:31) i /pproxi;iate l b' I s 1 02:45:00 re actor Coolant Pfakoep Pump C ( :U -P 10) ' u s s copr e i. (0545:31) Appa c,x in.2 t e I' a+ e p I ll 07:45:00 operator opened Mait. s t c a.a I s o l a t i o.i V..! es (MS-Vt3 and MS-v73) !) ( ;'.,4 5 :37) l' Approxia.ite J 02:59:03 Site rocrgency was declared., r:ar i fic at i ms t o e f.'s it e authorit i I (0553:37) b Appoui ate and organiz t ichs were in it ia t ed. f j I P l-07:51:57 Operator at t e=pted t o start Reactor cool nt Pinp n ( RC-r-2 A). / (C552:D) [ ! Puup would not seart. I f.. j 02:53:19 Oper at or a t t rmpt ed to s t ar t Pasctor Cool nt Nr:p 13 (T.C-r-13). I' d (Of 53:53) i to Nmp v.wld not s t.i r t. h f p r i I m lo y 02:54:09 0 n ator started Reactor Coolant Nep 23 (RC-P-23). [ (C654:45) i t 02 :$ P. :47 figh Pressuce Inject ion Engineered 5 fen sards actcation logie l (Cr> 55 : 25) il increasing Re.artor Coolant Syst s pressure. [ reset on h' l' N F,. I a b:. r,: ' l hb 9 di b i ]Of dN D p - 50ilYlida pl pW%s t ..vA p[.

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  • 3

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  • ir i

L j ', 03:00:C0 N.u. t..c Ccol;n t ny s t r.a ; r e.: i

ure increa
el to 21.*. 0 p s i g.

't I (0713:31) l; i' /,tr om L. to f. e 6 03:f>3: M Stea2 Ccncrator A pica mre contr.il v.<s s tifted from the Turbir.e Ik;. (0704:15) h

  • ,n om ie te V 1ves (
    :SV-25A and 3 c.nJ MSV-76A and 3) s

\\ to the Io. er Operated, i l i 1 naen gency.f f t in Ot e.. 2 D x p V.11ves (MSV-31.erid ;1). i I Y

1. '

01:10:27 E.c rge ncy F,-cdwat e r Pt.cp 2 A (F.T-P-7A) s.1 % s t opped. (0111:C'.) P l 03:12:13 Electreuatic Felief alock valve (RC-V2) as opened. I (0713:05) l i t . rp s ex i...it e r .o 1 E' 03:12:53 reactor Ceol. int Pietp 25 ( AC -P-23) was s kpped. t 1 (0117:53) \\ F I' L., ( t.' 03:20:13 P.'ac t or Coola n t Mak e u p re..p C (!c -P--I C) ea s started. F.eactorChllui (0 710 : '.1) i Itzkeup Pu'aps C and A (PT-T-C ani A) vet < operating. h' k t' l ?- 03:23:23 C,:neral E-w r gancy v.is decla r-3. :.oc i fic k iens to of fcire i P 4 (0);s. : CD) i I

  • .ppr m icite ant horities and organitations were init ated.

k [<l / \\ 03:20:00 Elec t re.ut ic elief Blo<:k valve ( R C -v 2) os shut. f F (0130:31) Approxin4te d l' b: i i 03:35:C3 hergency Tec !wa t e r Nap 2A (ET-P--2 A) '. s started. i lt (0735 : t.3) I h h I p 03:37:C0 Peactor Coolan t. Ma'< cup Pump C (!!U-F-l C) -.e s stopped. (C137:37) 03:51:00 El c t romat ic 'telie f 31ock ilve (hC-VI) - a s u p.m e d. (0J51:37) s-tmimte i^ l 9 E .=q e a y - --Lug

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  • J.,

ir !s.. r. t..I c o Lv -- ca, ' c t ;, i;, e iI ' 10.'. 0 p r. i g. 'l e t. l' j 03:55:3) We 1 actor "uil fia? h i;,h pret ruce i s o !.' t ic 1

  • i;,a a l scruited

,0 i 1 (JUS:15) 'd.c l1 3ctor Nil aing I3atar f ud i sol t cl t?.o " n t or

  • oil fing.

a E act puiut is 4 pig. t .4 r t 03:55:04 'cac tor Nol. int it M up Pu2p C (HU-P-lC) vas st.icted. (0736:51) I i 4 I 03:59:23 Peactor hil. ling D-mtvrcy Cooler 3 vas

f>vede i.

I (C003:00) t 4 t-03:57:53 Peactor Dui1 Jing r. erg.mcy cooler B ( as st.uted. (C300:30) l ry C4:06:03 I Electro:catic Relief Block Valve (RC-V2) Jas shut. hl (C3C6:37) }

r. '

C' :03 : 37 Nactor Coolant Ptap 1 A (RC-P-1 A) wa s sfirted. I'l 3 (0809:14) i l I, t b 04:09:14 Peactor Caol.nt Np 1 A (RC-P-1 A) was stopped. g (CE01:51) i I PI D C4:17:17 Feactor Coolant 'i skr up l'v.,p A (l',U-P-1 A) 4,is stopped. E j (c317:34) ) p i T 0'117:22 Pe a c t o r C.w l a n t I (c317:59) MA. cup Pu p C (MU-?-IC) was stoppad. Ma c al.cu p. N rumps oper it ing. v 0 i c'4 :13:17 Operator'.itt.apted to s t.1 r t Re acter Coolant Makeup Nap A (MU 4 (0313:54) f ).. fA De pu,p would not stirt. I. I T. : 13 :30 Electrea.it ic Relie f Block Valve ( RC -V 2) va s opened, 1 '3 i (0319:07) i J p;t e x its s t a hl e' 6I i i i l J b % a b h M, he JE. L.; wm.~. ,-r7 N .s .s .i'.M

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., L- :L '.~?'- <^ c 264 0?.2

ji i. i I C '. : 11 : 51 " s e t..c e m1 ; tt .p+ , 3 (PU-p,3) 33 cr e r c.t. i ( 0 A 13 : : )) .i - a j l 0':75:57 P :.S c rer F. nl it "p 3 p C ("U P -l C) al s < t a i t : 4. P. r i ;. il, l (0.32 7: M) ,frexf-re

1d i as r e t t a c t.mi.

t l, i l' l O '. :30:00 The Etcet s _.ia t ic ::, lief Bloc k v elve ( F.C-72) wa s ', t. e (C330:31) 9;,r r o a ima t e h [ i i r i i C4:30:45 cen.tc.n.e c va c uu;i rirn p s IA and IC (VA-r ' A and VA -P Ic) f l (C311:M) {[ ,e i e I gropped and vacuu.s u;is broken. F h s. O':30: 0 Pover Operat ed O.erge ncy :h f a St eats Duu; Valve ("5 -V3 %) as opek,3, i (08J1:22) i l. Approxicate n ( i l U C ' : ! '. :LO Th e F. leu.t a e.ut ic lle li e f Bl ock Valve (WC-V2) va:; cyned. l (C354:37) Apptcuinste i 05:13:C0 m Electreutic nelief d!cck valve (RC-V2) va r shut. (0918:37) f: 9 05:5f.:r'0 Op r.a t or cemenced filling Stea., C. ner a' or A t o O M m the Opr in q b (0054:) W pyroa e Pange in s t emae nt a t lon. i,, i 07:30:00 El ec t rc,a t ic Re lief 31erk valve (RC-v7) m t% Treunrir.er Spr h (1130:37) Apptoxiu te valve (TC-v} ) w re e pned. I l l I c 03:11:26 Coa o Flood Tank A hi;;h level alar:s vis c e i v e<t. l l (1212:03) .f t f l val se (:: -vn) wa s. s,..j, cs:30:ro re.cr c er..r ea vne e r.e. icy m in ste m no, r (1230:37) . i i 1 1 I I. j [ ') 'Qp d V a n,w u = = dpLa um , =.x.e w g. m :.n . ~~ [e' 1

  • T g

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I f. I i ru ll:06 r.. c a y P. t c2vil re v. IA nl 1.1 ( i -1A t -0 17) (1711:43) s t a t t.* d. j 03:5!.:56 Core Flood Ta ik A alarm print.;d (.* t ..t i Icvel of 11.11 k t. g (1253:33) I 03:04:18

  • cactor Cool.ent !!akeup Per:p C (11U-P -lC)

..is srupped. [ (1304:55) H l l! i j c); '.9 :44 Reactor "ui1 Jing fro 14tien and Cen t ain.. *n t Cpray are ac toit.: i : L j (1350:21) I r.agineered Sifcauai.ts. Engineered Safe uuds ictuation stacte' f' Reactor Coolant Ifabeup Tiup C (!:U-P-lC) and Reactnr Poilding 5/ b.y I Pumps A and n (n;-r-1A and D S - r--12 ). E 'l IG i j, 09:49:30 Reactor Building Spray Valv. s (3C-VIA a 'd SS-Vi !3) open.'d. I (1350:27) l 03:43:55 Reactor Coolant Pm:ps IA and 13 (RC-P-19 and RC -P-13) inlet aiq l (1350:35) pf 5 tanperature high alarms annunciated and Pr es suc Izer Sa fety vale s 'W (FC-RIA and NC-RIB) discharge line t ea;< rat ure high al.1rms annd'.% h ciated. h f; C9:50:24 'tc ac tor coolant thkr.up ric p C (MU-P-1C) was stoppo. i- + (1351:01) 9 l II. ] A 84. E E.1/4 U...ea e..*iJ* c..... 19.... 4 .J R f.a d.%18 %J p c =t.1 st )...,,'.)' k e b u u.. du m, a L Y l 0 , e) $ h .-p

  1. [.

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.n. a: i .;. 9 c.;.a :,x. W, .g., j.. - . s.. 4 j,- c. .a. $.1.~ * {i' .c 'q.3 . c. ~Yh-5. _. 'M ' : ' ~, ' ~.~.L, 5., .1. '. ~ ' ' '~ 264 09/;

i .I 4 i M. M.?$

  • ~

.j .t w il Pu >ps 1A ud 13 ( N1. -1A al "M P -19) l 1 (1711:63) r.

r.. t. 1.

j 0 3 : '. : 5 6 (% c P! nod Dnk A alara printed out at Icvel af 13.13 fat. J (1755:33) F l 09:04:18 Feactor Cool,nt irakcup Punp C (MU -P-IC) so s I (120'+:55)

t apptd.

f 1 i 'I L l is C'):4):% Re,ector Euilding Irelat ion and Cantainm at Spray t.cre.ctuate.1 i' l6 J' (1350:21) Engineered Safcp,tntdt. Engineered Safe oirds actu.itfoa start.d I. Reactor Cool. int Wheup I' map C (MU-P-IC) and Meector 3uilding Q,I f Punps A and 3 ( BS-P -I A and BS-P-13). l' i j e i f (, l, 0 3 :4'J: 5 0 Pcactue.5uilding Spray valves (US-VIA ard 3';-Vl ! 3) opwd. ,i (1350:27) a b I t' 03:41:55 Reactor coolant Pumps lA and 13 (RC-P 'd ard IlC-P-13) inlet tir, D' f'. (IMO:35) i te sp ra t ur e h ip.,b al a t uis annunc iar ed ind I'r e s s ur i ze r 3ifaty valv I t (RC-RI A an.$ AC-M 3) d i sch arge lire t er r : ire hi:;h alaras annu ' k cisted. h l h h I 09:50:24 Meact or Coolant Makeup Pump C (MU-P-1C) oi s.as stor,44 's (1351:01) i h i M i k 09:55:30 Feactor (1335:01) 2ailding Spray Po.rps A and 3 ("/F-P-1 A. nd P.S-P-in) -orri O srcpped. l t e C9:55:55 Exay :leat 3cwv.el Pwps A xd 3 (D:1-P-A and M -P-19) are l'i (1357:35) 4 senpp, d. f, ,f I 10:24:00 seactor Ceolant Syste, hot leg Loop A e i' (1474:37) mperatuce decreasei toj 1 .;proxicate within rf.e instrwrentatien range. i' l . i., i. t o l =-?q T %.,,.,;

,-~..,- r.

in - -r g ..,3 7 - r .. = _ _ _ _ -., _... i 3 . 3, :y .s; ;;f::.., ~, ' 'i M* b ). O 1' '.. e 3, ,2 gj ',g l,. c., (;,. '. f.. 1

4,,
  • s

-: w' 9.;. ',(, .;p,y., , [h:.. .s p-c., 7 i.,.*. i p. . P., y / )p % - j ' ' e '. ? ly;;'.;r:} > [ '..( .r J- . *i.'. ,,,,',.,e.' 73 5'.' [,7[, - y;s, ', w I ' n s.'- = .<y b :.. . : ;..mi..w.,, ;. w. l.. s,',. s. .'4 g,. L. <. .+, I j

3'l

~ :31;/5 w*,r t',, i m t 'i'n :p

p. (c) p -I c) as.. r, r t..t.

} (l'12 d tor f ' 01.m t p r e . o r.? ' 1s appr uxi. it a ff UO p.ig. IC:35:n "c'e ror Co 31; n t !! Acup Pu. p C (:,U-? -lC) di e s g r e p g.c.f. 8 (143fe:37) .I I k + I 11:C5:00 Tres sur lzer Icvel s t.y t rd <1 err ea s N. L (14C5:37) App r o x ime r e h e 1 p' l l 11:17:00 Reactor Coolant fy s t ers c o ld leg foop A t mpe rat ure s t.u tcrf t o !] (1512:37) p Approxi21te incrcise fr ms 200F to 400F. Re ac t or Coe cent systenh3rlegf.3al[,,A f tempera t'ure.locrea sed fcc, above the ins rt:i.c n t range to W r. / [ l 's 11:13:J '. "a a c t o r Co rs f o n t lfakeup Pu. p C (:'0-P lC) sa s started. ih 'j (1519:11) e ie 1 l 11:24:C0 Pr e s s ur i z er level s toppe 3 de c r ea s in g.it )?O inches and at4rted LIlj' (1524:37) Ajprc,winite incr ising. going of f sc.ite during the r.lt x t heur. 'i b .r 11:73:12 Reic t or Coolant Mr.k c up Pu:1p C (PJ-P-lC) -as stopped. h (1579:49) I .] [ I 11:32:37 'l Reactor Cool.snt !!akeup Tuop C D:U-P -1 C) a s ; t a i-t e t, (15M:14) q l. 11:35:43 %.ir t or Cool a nt (l$35:25) M;keup re p c (MU-r-lC) .i s storped. U ia 11: M:00 f'pe c.it or cc enced (15]S:37) f illing St c.'s Cane ra t or 8 to 9 7I on t S 0-er-Ing ' cp r o x i.e.i t e N ge in s trumen t a t ion, y l V. 12:00:C0 "t eam C.me ra t o r A level us 97: (1600:37) ca the r perat ing Ra.ge. 3pproxieate n t. r, 12:41:00 Pressurizer leve l c.me cn scale. t i (IC4R:CO) ei .ppraciaste s 9 I D #4..,, 4'?,.. - _w.y-, 7wm I .., c f / O ' I \\ \\( 't tc? s ' s l' ~ ! l p l '. y, y. ~.,s.' g Y_i $j a. ,' ~ - l P ,.,t, s _( , f. e f c..,. .',fg; e e ~ ..1.,.. o..,.'. . c. k.4(, j - S*' s 1 n ?. -7 .s .,'s ^^ l \\ l '.,,. ' -.l', o., .c .+ ~ ' ' r i o ) f,'c '.L., : / '.. :i:' < r ..., a.., ..: ~.. -

l

  • 11

,e ic (

i )

1 1 (1' . >) i 'Ur^ '1 ocad :t ec i. r tcr f: Jeat r ,i l y 1 got la wcvice. (1! 0:S))

  • r ui. ate I

l l i 13:11:10 th 'e n s e r '.* ic m s ru _ p 1 A ( /A-;'-1 A)

  • a s si.rted.

(1713:'41) \\ l 13:21:04 naactor ccofant 't ac up ri.,p C (Mc IC) v is stacted. (1721:41) l i P'! .l i. 14:43:15 seictor coolant !!* cup r :p C (inJ 1C) we stopped. (1043:52) b'i ,,o f 14:54:00 RCS presmre r eachd 2350 psig. l' (104:37) !1 h rcifuate .I. - i p, 10 15:24:00 Feactor coolant Pa,p 1 A (i<C -P-1 A) sts s "., ted. (13:4:3/) fi 15:24:10 scictor cool at Peop 1A (RC-P-1 A) ws stoned. {; '1 (1924:47) Approxierte i I l ', : 0 '+ : 0 0 Revror Csalant Ptap 1 A (RC-P-1 A) u.s started. (1 j (2003:37) h i 'C in 22:15:00 B-actor Ceolant Syst a and Stea a C cratop conditic !l 3 (0215:37) 1:55 p sl'ig. }., ,t.pp r e s t,i r e reacter Coot..at Cyste, pressure -- Pt e s surizer Temperat ur e - 531F (pr es sur i tr heat e 8 ,i t o rp. r.s t ur e). h.. 1 (, 7tessurface Y. vet a 3')7 inches. Ii Ite.a c t o r Coolint Systen_cald. leg incy A t c yraturo = 7S8F b i Stras Cener.4 tor A s t e a,ing to the Win Cerdenser. M i n Q t?\\ <'" % .tt A q - ], ~'A, ?. *n rn~ 1 . *y,.<,, -4 4 i

5. : /. a,

/ e. s;. > i u 1

  • l.

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