ML18348A239

LER 1976-026-00, Reportable Occurrence of Control Rods for Quad-Cities, Unit 1

ML18348A239
Person / Time
Site:	Quad Cities
Issue date:	08/04/1976
From:	Kalivianakis N Commonwealth Edison Co
To:	James Keppler NRC/IE, NRC/RGN-III
References
LER 1976-026-00
Download: ML18348A239 (1)

Text

• B

.,.. . COJntMnwea*e~ .

Quad-Cities Nliclee Po'$t0ffic:e Box.2'\6

• Cordova. Illinois Gt242

• weF Station*

. .. Tti~ophone 300/sa4;...2241 Tel~.; Region U~t;:*. At:ten1'ion:: Hr.~ . C.. Feier.abemf*.

August 4~ . l97a.,

• J.;;. Keppler~. keglonal' nf,rec:tor.

. Offi.ce of. ln,;,pect.f.on. and Enfor--eement RegfOn-. UI: . .

U;. 5,;,. Nilc..J~ar.* Reg~let:orr-y**COmniss_ian.-

7.99 Roosevet t: Road

• Glen:~ EHyn*** U linois 60l'J7;

Reference:

Q.uad-C-iti'es Nuclear. Power- St:at:ion-~-- Unit* f"..

~k.et N6~ 5~254*~, OPR~29*' * .

.* Appendix .. A,.. Sections 3 .. ) .. ~l~b-. 6.6.a~ l'~ti _*

Dear Hr. Keppler:

The purpose* of thls *letter.- is to*:provitie*you w.i'th: noclficatl0n: of* a*

, . Repot.itable* Occurrence as l".1M1Uh"ff. by**Tedmh:;eJ. Sp,eciificatJOrt. 6~6-.. 8-. f .

.w.lthtn.. 2~, hours of the* occurrenu.. *

• At 8*: JS> p.;m*. on. August 3

• 1976* wbHe

• cont*rol ** rods ware* being wi thdr-awn towards: crft:i-Ca1 fty;.. the contro:J.* room operator.: observed* 'that. the Rod.*.

Worth* Kintmizer. was dispta.ying the sl.xth-. rod of* the first group *. yet:*:

50 rods had been: wi thdr:awn at tha1: time. AU rnds. were verified to ..

• have. been w.ithdrawn in*, sequence. The f'ul I core display. was checked' and al I cont:roF rods were verified to -be in, thei*r c:or:reet pt>sitions *.

tnvestigatibRs are underway* at present: to dete-r.mt*ne the cause *of .th.ls*

problem..

• This: occurrence was d.lscussed* by**t~te"'hone w.ith: Hr.-. Feier.abend of. your

. office on August: 4, 1976.. Further information. will be provi4ed by Rep-or.table. Occurrence Report NO. S0-2Sft/76 which will. be. submitted*

within* Jlf* day.s of th~ date: of thi's* occurrence.

Very* truly yours.*

COMMOWEAt:TW EO f SON. COMPANY QUAD-CITIES NUCLEAA.POVER. STATION

'.r N..fkllFG/Jk:

cc:. G. A--AbreJl

~/<//U, .