ML20064E337

/03L-0 on 781014:RCIC Turbine Was Tripped on Manual Overspeed for Training Purposes & Turbine control- Stop Valve E51-V8 Would Not Reset.Caused by Improperly Worn Adjusted Reset Lever

ML20064E337
Person / Time
Site:	Brunswick
Issue date:	11/09/1978
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:
Shared Package
ML20064E336	List: ML20064E332 ML20064E337
References
LER-78-083-03L, LER-78-83-3L, NUDOCS 7811160133
Download: ML20064E337 (1)

Text

n.

k -

h- LICENSEE EV INT REPORT' CONTROL BLOCC l 1

l l l l l 6

l@ tPLE ASE PRINT OR TYPE ALL REOUIREO INFORYATION) 1 l o l i8 l 9l N l C 7

l B l E l P l 14I I@lu 0 l 0 l - l 0 lts;ENSE LtCEN5EE COOE 0l0r 010 l- l0 l 0 l@{26 4 !1 svaER 25 l1 l1 Il l@l57 carl 6dl@

LICENSE TYPE JO CON'T lolil 7 8 3"**JC l601. j@l o f 510 l - 10 l 3 l 215 l@l 1 1011 la 17 l a @ll 11 l0 l 9 l 7 l8 l@

61 CO;< ET %v8ER 6d 63 EVENT CATE 74 . 75 RE80RT CATE 80 EVENT OESCRIPTION AND PROBASLE CONSEQUENCES h t o 121 l The RCIC Turbine was tripped on nanual oversreed e er nnvenene_

erninin_a . ,

m e_ u_ .,n_

l lo la l l control - stop valve E51-VS would not reset by the reset lever for n-nrnvfm ee.1 , M l

[ o i 4 I l mirattes. (Technical Se,cificaeion 3.7.4) l 10151 L _ l o a l I

lo 171 l I

l 0 i8 l l  !

SYSTEM CAUSE cab 3E COCE COv P. VALvt CCOE $L8CCOE COV80NENTCODE $UaCODE SUSCOCE ITivi I cl El@ [xj@ Iz l@ I v l A l r l e i r l v i@ tr.J@ Ln_J @

7 8 9 10 11 12 13 18 19 23 S E QUENTI AL OCCURRENCE REPORT RE VISION

,, EVENT YE AR REPORT NO. COCE TYPE NO.

@ ,a('g uIg p gg [ 0l 8131

_ l217l228l l-l 23 24 26 l/l 27 l o 13 _l 28 29 U30

[ .-j 31

[oj 32 AK N A ON CN PL NT ETH HOUR $ $ SV T FC 8_ $UPPL1 MA FACTURER I33 xl@l xi@ 34 Iz 35 l@ Lz_.J@

36

_ IO b b to43I 37 L.d 41

@ Ly_J@ LcJ@ lel,lainl@

42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS p l Af ter numerous attempts, the reset lever crerena nrnpnr1j, g ts,, ecTc Systen was I

, i [ declared operabic.

It is believed that the reset lever is worn or inrreser! nainenAl g,g7, l The equipment manufacturer is being contacted by plant engineerine to further evaluntel

{ ,l the reset probica. l Ii ic l l 1

7 8 9

.o 5 Efus N PonER CTMER$7ATes iSCC Rv DISCOVERY OESCRIPTION Itis 1Iel@ l01717l@l na I L3J@l T-- ., % _21 x I

' JTiviTY cRTENT '5

REu ASEO CP .EuAst naAveuNT c. ACT,viTv @ l LcCATicN PREuAsE@

i s 7 g 9 I zi@ LzJ@l to 11 44 I

45 NA I

PERSONNEL E*8C$vAE5 80 NVY8ER 74PE CES a:P TION -

li' l 71 I of 01 Ol@l z l@l n I

PlascNNiLiN,u'?Es **

NuveER oE3CR >,rioN @

LLLJl0IOI0l@;

7 8 9 11 NA I

12 LOS$

TvPE CP DE CRSC Orip AuaCE TIC N TO FACILITYN.,/

Q

' 9 'UA --  ?"

PUBLI TY 2$$UED ' O E SCR'PTION NRC EOMY e 12 ! a l LIJ@l n i 7 8 9 IJ-68 69 IIIIIIIiiiIili 80.-

NAYE OF PREPARER A. C. Tollisen Jr. PwCNE: 919-457-6701 E