ML20028E791

LER 82-057/03L-0:on 821224,pin Hole Leak Found in 2D3 to 2C3 Feedwater Heater Normal Drain Line.Caused by Excessive Movement of 2D3 Feedwater Heater Normal Drain Line.Mod to Add Sys Restraints Initiated

ML20028E791
Person / Time
Site:	Dresden
Issue date:	01/18/1983
From:	Christel B COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20028E784	List: ML20028E783 ML20028E791
References
LER-82-057-03L-01, LER-82-57-3L-1, NUDOCS 8301280198
Download: ML20028E791 (1)

Text

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

g , _ . , _ _ _ _ . . . . .. . . . . . - . - . . - -- -- -

6 ,

mE.ewousame mm U. S. NUCLEAn KEGULAToRY P"ma***m l LICENSEE EVENT REPORT coNTaot stocie i l 1 l l

.. I

@ attaAss paint on Tves ALL incuenen imponesavioNi 0l 0 0l -l 0l Oa g 4as l1 ucansa l1 l1Type l.1m g l

r o t eilel Il Ll ucceses Dl Rl coosSl 2l@is 0l 0l -l ucansa i4 0l 0lavuesa Cl'Yll coeri

~

OIiI s

sov Ql0

.o l5 l0 l0occaav si l0 l2nuassen l3 l7 @l1 a l2 se -

l 2sven l4 oarsl 8 l 2 @l a 0 l1l1l 7e 8l 8 l 2s.l@

nepont cara rm EVENT otsCRIPTioN AND PROSASLE CONSEQUENCES h _

, I While perforisinn a routine inspection during normal unit operation, a pin hole leak i 4

r.us.s I was found in the 2D3 to 2C3 feedvater hea_ter normal drain line (T.S. 6.6.B.2.d) . ;

?

L9 L_j l The event was of minimal safety significance since all leakage drained into the Tur-I f bine Buildine Floor Drain Svstem. There was no effect on public health or safety. l I prov4nne nernrrenre= nn Unit 2 rennrted by R O.

82 *35/03L-0 and 82-55/03L-0 on l lol7l l TtM e e 0 9 0_9 't 7 l U, EID eeI _. t

'EE" 'i .0NEs ca onentcosa su

]M lClHl@ SE@ @ l P l I l P l E l X l X lQ .c"o"6.g g h v8An """ " *

.so. "EE* no, g

@ ,a,Lanmo18 12

_si z:

t l_l as l 0l 5l 7l se as g

27 l07 l as as L 0 W

i NE oEt wouns # Es Ten so"n'e"sIu's. '"s'E*E enaY= aevuden -

WeW@ 1_J@ p@ ,i o i o i o j t.;u@ gJ@ (.NJ@ LGl 0l 8l 0l@

cAuse osscniPTioN Aao commecTive Actions @

, iiiol l The pin hole leak is believed to be caused by excessive movement of the 2D3 feed- ,

l i#il l water heater normal drain line. Modification M12-2-82-37 has been initiated to add l restraints to the D feedwater heater drain system during the upcoming refuel outage.,

g i The leak will be repaired during this period. 1

. I i 141 I f p

eseTwoo of li is l @ l0 l 8lgl N l l Observat N @ E Yo n

. u ,,_ ,3 i, . .e .e netsasso cemetaass .ocation op ms6 sass h N/Aan==nf op acnvity h l l N/A 7

lilsle sW @ Q.l i

,,,,,,,,,,,,,,i;,,,

- . a.

l

=uessen tves I i I' 71 1 0si.',,l ouzo 0 l 0 '=@(_ZJ@t.ossemierion h"/^ l

,e so =

uten.

li la I \ Ol 0l Ol@lo cnirno @N/A l o' o Daas os "

naciurv g .

lilsi y @ (l .- M/A l

7 se io 830128019e 83011e a g DR ADOCK 05000237 Nec USE ONLY L;LLO,.J ,,'"hl* E,,no,, @ N/A PDA a ee to J glllllllli;;lj ,

es a so. s Naut or paspanam pwoNg; S15-942-2920, X-421 g

__ _ _ _- , _- _ _ ._ __ - _ _ ______ _ _ -___