ML20084N630

Telecopy Ro:On 751208,Bergen-Patterson Piping Restraint on Cleanup Sys 8-inch Supply Line Inside Drywell Failed Due to Loss of Hydraulic Fluid.Caused by Faulty Zirc Fitting.Zirc Fitting Replaced

ML20084N630
Person / Time
Site:	Dresden
Issue date:	12/08/1975
From:	Stephenson B COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20084N627	List: 05000249/LER-1975-046, :on 751207,during Reactor Shutdown for Maint, Snubber 25 Found Inoperable Due to Insufficient Amount of Hydraulic Fluid.Caused by Deteriorated Seals.Snubber Zirc Fitting Replaced ML20084N630
References
NUDOCS 8306080401
Download: ML20084N630 (2)

Text

--

'M n.[,)

O V- 1

---

, Kn '-n c "% - - - f "~'""'n e~ -~ m I (n,cz a.- ; h.--Q

- , yf, **' -

3., l

= .= L) .{:

i ljab - { ; i i v .g q q . -p- p m _ ,

Y il k.A %

m

) k- s w mNJ)

. m_

u  !

y VEA242(2049)(2-056667EI42)PD1y28/75.;n 9 y9..4 '

2g Tas$w r,un.p W s one {W Q.,3.jg; ,

4 S E ~j ICS IPNeUCz' CSP -

,~ -x B159424449 TDBN HORRIS IL 71 12-08 0849P'1ESTTmm Ta . 'f//1hrf/3 _

PMS J AMES G KEPPLER REG IONAL DIRECTbif~ N dN'.i----_Tm l

/p

_- ATTCiPTS TO DSI.IE.t: i j Y,dS "

DIRECTORATE OF REGULATORY OPERATIONS REGION III, WUX 'R l

US' NUCLEAR REGULATORY COMMISSION 799 ROOSEVELT RD f

. GLEN ELLYN IL 6013 7  !

SUBJECT:

DPR-25, DRESDEN NUCLEAR POUER STATION, UNIT 3. C Ti'$ I f

THIS WILL CONFIRM - A CONVERSATION WITH MR P JOHNSON OF YOUR OFFICE AT I 1930 HOURS THIS DATE CONCERNING FAILURE OF BERGAN-PATERSON PIPING 4,)>

1 RESTRAINT ON THE UNIT 3 CLEAN-UP SYSTEM 8 INCH SUPPLY LINE INSIDE 6 i THE DRYWELL .DUE TO THE LOSS OF HYDRAULIC FLUID. THE FLUID LOSS VAS

~

ATTRIBUTED TO A FAULTY ZIRC FITTING WHICH UAS IMMEDIATELY REPLACED.

ALL OTHER RESTRAINTS VERE FOUND OPERABLE.

b B STEPHEUSON. SUPERINTENDLNT ,, y ,,i .-

DRESDEN NUCLEAR POWER STATION, COMil0NVEALTH EDIS0N COMPANY CO RR - l'. MORR IS IL 60450 j NNNN (

i I

I I

I t

Sr.tm tns-en 8306080401 751215 ~

PDR S

ADOCK 03000249 pg ,

)

F

.e -

, ;ms ;

UNiit D STAl[5 fluCl f. Af t it 0 G U t%T OllY COMMISSION ntGlONlli 793 noostvt LT seo Ars C.L F N L L LY N, IL L INols (,o g 3 ;

Incident Notification From: _Cojnmonweal t h Ed igon CompapyJ() .249__

(Licensee 5 Docket No. (or License I!o.)

Transmittal Date  : December 11, 1975 Dresden Station 43 Distribution: Distribution:

lE Chief, FOSU 'IEihi'e f , FS0li -

' IE Chie f , FC&Eli IE Chief, FC&EB IE: liq (4) 'IE : HQ (4 )

Licensing (4) ~L:D/D for Fueir~&'Matorials DR Central Files DE Cent *ral Files IE Files IE Files 9

4 0tutio s,

& s 'b 4.% C R .,

, h e a,, N&(s sM5

.42

• )

'E?G .nh I'

1

m. J