05000366/LER-1978-044-03, /03L-0:on 780923,during Startup & Power Ascension Testing,Drywell Pressure Exceeded Tech Spec Limit of 0.75 Psig for 30 Minutes.Caused by Temp Increase While Running HPCI

/03L-0:on 780923,during Startup & Power Ascension Testing,Drywell Pressure Exceeded Tech Spec Limit of 0.75 Psig for 30 Minutes.Caused by Temp Increase While Running HPCI

ML20147E833
Person / Time
Site:	Hatch
Issue date:	10/03/1978
From:	Baxley S GEORGIA POWER CO.
To:
Shared Package
ML20147E831	List: 05000366/LER-1978-044, Forwards LER 78-044/03L-0 05000366/LER-1978-044-03, /03L-0:on 780923,during Startup & Power Ascension Testing,Drywell Pressure Exceeded Tech Spec Limit of 0.75 Psig for 30 Minutes.Caused by Temp Increase While Running HPCI
References
LER-78-044-03L, LER-78-44-3L, NUDOCS 7810180039
Download: ML20147E833 (1)

LER-1978-044, /03L-0:on 780923,during Startup & Power Ascension Testing,Drywell Pressure Exceeded Tech Spec Limit of 0.75 Psig for 30 Minutes.Caused by Temp Increase While Running HPCI

Event date:
Report date:
3661978044R03 - NRC Website

text

sesso LICENSEE EVENT REPORT 1

cop 7not stocg-l l UJ_jd,@

trtt ASE rnlN1 On TYPE ALL ntOU! AtD IfJIOntdATION) i i

i loIil.l0l^31_]M 111l@b010 b]M 0103,_0)0!G10l0lhl4IM,Il1IS h[

t l@

e,.. ut. t. m L m i4 s

om.x

.m o n

x.

ou m - u

.o m i.m

'),$$ I l 19LOJ 510 LOJ 01310161010 I 9 l 213j 7 I s t@l 11010133 7 I 8 l@

C C'i'i lOl1l 3

83 E k t N I D-\\il 14 l's AlfDH1DATE b0 EVENT Df LCalrTIO*4 AND PROB ADLE CD'.;EQJENCI 5 h'd C3 ta l D N,

• t f *. U '.' LH 7

4:

1012 J [Jhrir st ar tup t ect ina an.;l pnwer arcer.n iou yrogram, with the reactor in the run mode l

lE,jaj lat 240 15:T. the drvuell prt ssure exceeded the Tech Spec limit of 0.75 psig per Section j Wg [3. 6.1. 6.

for coproximars1v 30 nins.

The nresnure did not exceed 0.80 psin.

Prennure l 10IsJ lincreases' due to termerature increase while runnin? HPCI for testing.

l I

l 010_1 1 l o 171 1 I

I c it 1i 80 E Y E T E '.*

C t.UT E C AUS E C O*.s p.

SUrCOOE VALVE CODE LE f.E LLECODE CL'!ONif.T CDDE SUDCODE l

l0I9l b

7 F

9 1'>

s1 12 IJ 1,5 19 20 E E C;I";1 M L OCCURRENCE REF09T REVISION

._E vf '.7 VE /.R Ri f'OR T F.O CODE TYrl NO.

[7!8l l-l [0l4l4l l/l l0l 3l lL[

l-l l 0l gg p pp h%

_ 21 23 24

. t, 27 23 2J h

31 32

)

ACTION p p Ty r. L grFECT f..<UT D'n.N ATT/.C w'.'I NT f;P R D-4 PGt'/E CCMP, CO!.* P O *. E 'J T 1 AKE!.

t.CT IC.

O'. P L IAT

ETrO?

HOURS SUS W T T i D F OTs '.1 L.M.

SUPPLI E R t.1*M eewevRER lx ISLzJ@

Iz IO LL@

.L11_ a 0 i o !

l N ig i s ig (3z ig j z l 9 l 9 l 9 J@

su 3;

J, 40 41 42 4

44 47 33 J4 A!.D ConRECTivt ACTID*:S h CAUSE CLccmrT:O':

Ji1o] !The nrescr setecint f ar the c'rwell hinh pressure alarm is 0. 75 pain.

DCR 78-307 has l l1 IiJlheen.ritten to change this setpOint to 0.65 neig to provide the operator varning of l

I l3 ;7} l approaching a Tech Spec limit.

11 l ? ) 1 I

li14 1i 80 7

6 9 f/E THOD OF 1

11 f.1 US

, r ?!.E R o1Hf R ST ATU3 C'!^C.iFV O'5COvinY DEtenirliON F ACulTY N/A l

W@l Operator Observatien j

ji l5j Wh l 0l 0l 1l@[_

EO

• 14 4L 40 17 l '1 7

P C: T E '. i k.7 : ', i T y LOC A IION OF F4 LE AE,E rittr^lt:

'J ' *E.ia'i A'J'_".* CF ALl VIT '

LW I7IO LEGI I

I N/^

l 60 41 45 7

F D 13 15 F f h 50'.N ! L ! A'I C P.'5; E S N U'. I n TYtf CC SCf u PT ION l

0 l 0 hyh NM lij7l 0 EO 7

6 9 11 1.-

tJ F E p6LN.t t tNje+nES fJ U'/nt a CISOfuPTION l

N/^

li 1. I 101010 l@l B0 7

6 **

11 11 L O'.5 Of 04 D A Ar.E T O F ACu lTY N/A l

T YrE tuxturtiON IiI:.I{zj@[

e0 7

.i,

io NRC USE ONt Y rutu actTY t'At t! ti t )L' C utr T ION

!b k

f ** ! D l f[j_

(.t!

MI 1:0 7.

Se v nu 7

s. x. n.'xiev. c"nt. or oneratinns coi2) 3n7-77si 7 f /0 /WMfo, r,,Ern,u n

,noyc