ML20064H618

LER#78-087/03L-0 on 781114:torus Level of the HPCI Turbine Control Sys Was Slightly Above the Allowed 27 Inches.Proper Torus Level Restored to Normal.Torus Level Indicator Will Be More Clearly Marked

ML20064H618
Person / Time
Site:	Brunswick
Issue date:	12/14/1978
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:
Shared Package
ML20064H617	List: ML20064H613 ML20064H618
References
LER-78-087-03L, LER-78-87-3L, NUDOCS 7812210222
Download: ML20064H618 (1)

Text

. - . - _ . ... - .. - - - . -

(.'", LICENSEE EVENT REPORT o

CONTROL BLC04 .

{  !

! l l lh o

iPLEASE PRINT OR TYPE ALL RECUlREO INFORMATION) j o li j b lC 13 IE IP II I @l O!O I IO ucE !0 10  ! 0 l 0 l - ! 0 ! a0 l@ld !1 Il !1 I I l@!omu@ I l e 9 ocv.uE cau  :- s .u u ceo 26 u w,u n,E ta OON'T l lolil 3C"J 6JI L l@l0 i s t0 0o0a. i- 10 !3 I 2 4is l@il 11 11 is 17 lal@l112l1141718l@

8 ta l E T ". ;*.'S i a 63 iVENT DATE 14 M 60 REPORT GATE EVENT DESCHIPTION ANC PROS A3LE CONSEC,.;ENCES h I

! u i 21 lDuring a HPCI periodic test, the HPCI turbine control system was not operating proceri!.!

L9 ! 3 f . l(reference LER 1-78-89) Numerous oocrability tests were nerformed on the HPCI system. J fo14l Each test tends to add small amounts of water to the torus. A control operator then. l j i o i s I laiscovered the torus 1cvel was slightly above the allowed -27 inches. -(Technical I lotoI !Soecifications 3.6.2.1) -

-l l0l7Il l i>!sI! I t g 9 80 S Y S T i'a C A Ls! CA.5E C D'.* 2 .a c/ E CODE C o., E S B' GCE CO PO*.ENT CCDE SUJC00E 5aC00E i si Al@ l Al@a l A l@ lz lz lz iz tza lz ig l z;gu g g l ,91

, 4 , io >> u ..,

S E % E N TI A L GCCvRAENCE REFORT A EVf 3'ON

,EVENTvEAR AEPORT NC CODE TYPE NO.

@ lLE R ROgg' 1718 I 2i N l-1 2J lo1817I 24 l/l lo 13 I la Ll 1-1 10 I 4G  ?> .% 29 31 32 AGT.ON Fu7 > AE EFFECT im u TGC ?th ATT AC=*. E NT *

,p H O.4 PR.YE CO'AP. CO'.'PO*. E N T T A*.E N A;Ti;N C'. PL A N T Y E T-aCO wGLH3 SL s'a TT E D FC A Y b bE6 SLPPLiin 'JA %FACTURER 2

1Pl@lnl@

.; 24 lzl@

o Izl@

,, u lo1010l 4a I

I:<l@

4i I N - l@

42 Izl@

42 I z 191919 l@ ;

44 47 2

cAusE DEscRiPricN ANo coRnE: TivE AcTios.s @

I 1

i 4 I o l ITorus 1cvel was restored to normal within three (3) hours. The control room torus l l'ii1 l level indicator will be marked to require operator action when level reaches -27.5"or l ii,7i l-30. 5 Also, reactor operator training classes will include an explanation of when l

, , iy l operator action is required. l i1 14 l !  !

1 7 S ) 83

' s AO

• T / 9- *?IT- E 0:

Status .

• s '. 2 4 OT-ER37AT.I D.50Cs s W OiSCOVERY OE309'8760N 3-Operator observacion l3l@i

, l i } s3 l lE l@ l0 N l5 l6 !@l NA 12 44 l

45 l

il 43 g3 A;Tr u TV C C N T E '.T i RE:.EA5ED 08NELiait ASCL*.TOFA071/ITY J LOC AT'ON OF :ELEASE 40 l1 l6l  ! NA l l XA l e e v U ti 44 4 60

.ERn. NE. o >Cuu .

Nu ua Tm :ua.72. @ .

li l >6 l 3LO 1010J6lz 181 m 7 1, 2 13

_ i 4

53 Pi# SONN E:. IN.# U

. e.3n

. cts 3,T.:N@

i li i l a10 9 l o 10181 m -

'2 I

60 LO",5 OF C A O aVA;E TO F AC:JTv .

TWs 015;nis tros .

l1 l9l. ,lz l M # I- . l ,

n 33

, OESOR.85GN e

! 121 o1 153,1 l J @l n i i iiIIIIiti!i!!

I i 4 3 :D 63 69 80 3 1 -

r,Avsag ,ns,Ansn A. c. To111 son, Jr. c919) c57-6701

,m os s .

[

. _. _ . - - ._ -- __ _ . . _ _ - , _ _ . - _ _ _ _ _ . _ . . . . . . _ . _ .