ML19308A692
| ML19308A692 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 10/29/1979 |
| From: | Jay Collins, Conte R, Mccaughy R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| To: | |
| References | |
| PNO-TMI-79-003, PNO-TMI-79-3, NUDOCS 7912040082 | |
| Download: ML19308A692 (1) | |
Text
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PRELIMINARY NOTIFICATION October 29, 1979
?RLLilill!ARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PHO-Tf11-79-03 This m eli:.inary notification constitutes CARLY riotice of events of POSSIBLE F.afe.y or ::mlic interes t signirEance.
ThEi'ntortration presented is as i r.i,ti a l l y re er.ed witn.:ut verificuticn or evaluation and is M:ically all trat is kr.own of Ici staff en tnis inte.
I acili ty: Metropolitan Ldison Coppany thrce llile Island, Unit 2 lMddletown, ?ennsylvania Docket Nara::er 60-320 Sut iect :
C00 aid 'O,:LR TIRE SYSTEM DELUGE ACTIVATION At einroxicately 7:00 p.m. on October 27, 1979, the licensec deterinined that the Fire D= luce Systen in tne "3" Natural Drat't Cooling Tower actuated. All three fire U.nps started auto.T.at ical ly in respunse to the deluge syster: ac tua tion. Subsequently, the "L" fire panp overheated.
The control room annunciation, which should indicate actuation of the deluge system, did not function.
the status light, which should incicate operation of the "B" Diesci Driven Fire Pu:np, also did not properly fanction.
It was irr.adiately deter:nined that tnere was no actual fire.
Further irriesti;ati0n by the licensec revealed that the fire pump overheating was c;e te a c;ol i.g water supply line rupture.
The reasons for the deluge syste:n actaation, anc :na inoperasility of con:rci room indications notec above, are still ancer review.
Inis Preli:,:Indrf Notification is issued for infonnation only.
ine licer.see pisns to issue a press release.
Region I does not plan to issue a press release at this tine.
The Cormonsealth of Pennsylvania was notified.
NRC:TMI staff learned of this c/cnt at approxicately./:30 a.:n.
October 29. 1979.
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Ccr,ta ct -
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- In:5 590-3950
.,f d c'hNhf>90-3954 :
o 590-3954 Prepared by Ext.
Section Chief Ext.,j,,rpeputy Directar Ext.
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Ji s t ri e.:ti:n :
Transmitted 11 St
. J. Chilk, SECY Cr:ai m.cn hendrie CEin'i s's'i3iic'r' ' Brad ford 5
Cr nissioner I;ennedy C0::missioner Ahearne C. C. Kantaerer, CA Co c:issioner Gilinsky ACRS (For Distribution)
Transmitted:
M.*33 P. Ridg,
IE:X005 (IE:HQ Dist.)
L. V. Mssick, EDO H. R. Centon, tiRR H. L. Ornstein, EDO R. C. DeYoung, NRR J..l. Fouchard, PA R. J. Mattson, NRR Landow (6r,in/page)
N. M. Haller, MFA D. Vassallo, NRR J. J. Cuncni ngs. OI A R. G. Ryar., CSP D. Fisenhut 15R H. K. Sheer, F!.D R. H. Vollmer (MAIL)
R. Minogue, SD SS Uldg IE:x005 Region !
W. J. Dircks, NMSS Reginn II _,_ _
- 5. Levine, RES He'iion III Ree.ior.IV Kernon v,
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PRELIMI!MRY NOTIllCATION 7012040 O [c1
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