ML19308A529

Abnormal Occurrence 74-25:on 741127,four Hydraulic Shock Supressors on Main Steam Lines Found W/No Hydraulic Fluid. Cause Under Investigation.Snubbers Refilled & Will Be Surveyed

ML19308A529
Person / Time
Site:	Three Mile Island
Issue date:	11/27/1974
From:	Herbein J METROPOLITAN EDISON CO.
To:
Shared Package
ML19308A530	List: ML19308A529 ML19308A531
References
NUDOCS 7910260515
Download: ML19308A529 (2)

Text

.

o o I

' ~

a 7 9, G k 2. f L

. Chm _,;fi' i ..<:

p(Q &}5

• 1 ETnoPOLITAtt EDISCH CC iPAN*t suweinyor asurm puoucuriurasca.vourtav OFPtCE DOX 400 MtOO LETOWN. PENNSYLVANIA 17057 TELEPHONE 717-944-4cK1 27 November 1974' D kk h

Mr. J. P. O'Reilly, Director Directorate of Regulatory Operations Q U

D u-

{\

Region.I 631 Park Avenn King of Frussia. Pa. 19405 Operatin, License DPR-50 Docket 5U-2S9 Subjectr Abacmsr Occurrence No. f.0 74'-25 Bosr tir. G'P.0111y:

This tolhgrcm is to- ccMirm a conversstion 6th L. Spessard (!!cgica I-DG),

nni J,. II:rbotn (T;il-SJparintendsat) at 1G20135. 27 lbvcaber TS7e/.

The folle.sinT report in cehaittett in accordtace trith pcragraph 6J.7.c.4-(pg. 6-l'l)~ c7 the Technical Specific::rticaw.

Durir.3 s trutino inrpection of th? Intu-ediate- Building en- 27' tove-ber, for:-

h.;drculic ch~,i suppressors located en4hin Si:On Linas were fcur.d with no tus'rculic fluid. Tha attach 2d t:blo datails tha cc .diticas discovcred.

All snubbers were in tha preser position.. Ali nuclear safety related system snuhbcrs in- the interrediato building will be inscected prc=ptly. Th? T' cur trubbers listed irr T..bic I will be refilled end surveilled h an.effert ta datemine what caused tirac r/draulic fluid loss.

ery.truly g urs,,

fy nm

[ y j w J.. G. lierbain Station Su,':2rinterdent TH1't;uc1 car Station.

G/bjk 7910260 IlI s

I t

e ='

e== m- r= y==

e== p-= e== p==

O' C1- 93 O

• = C 7: C C~.

s: c c ,c. c b.

. gs =.- rJ *s== == ea-t>.w b e .:e

• b C .M L 5 .M L E, b O 8.17 b O CD t o 4.-p b Q CD ,

-. OL ob Ob O b e C.1 eJ ' C 1t/3 eJ ..- d.e.J 4 8 b2 & -

,~ l' (pg . . gf3 .. 4/3 .

.r. i e Cb. r CD E, t36 2* -

g; f b Y* C t M 4 **b E ' (

2< N us ::- tw to :.;l Ea m *g. .- N srs E i n-

. . U V

== . .

. /-

$., L L So- L-

. ay. a,.. ep. ey. .

.. O- 47 h O

,CF b

Cf.

b (T O 11 . 41 'W

.sJ 4r9

, Cp t.T

• tp u ce U- cd '

e m. e- e a e

. e, -

.m. m-g-

_: .% =,.=

t+-

p cr -

a v cs: .cc- . e-4

.a >t. . *.. . .,.,,

r . . 2 -

,J L .%,,, s .. ';. .

.'..' ; P. .- .-;. : i, .c g' s d, .v; . ' . ..

3 .

. c . .

,~ r} s.,. ,-

e -

. se '

M.v.

. I na

,t:.  ; J.n

,. .re-

.iz -

,i. j e M. .. . . s i,

s s s r p - .

p.m t sr .

~m. yt.a,a:s :ey ,

~ s ry p ;. ,'.

V.- U e ; .4,.

7:  %=. ... t i o p -.- I. . .;,

• +

s.. .b.

,=

I *' g :w*a,

. . f . ' ) .' .W , , . . . . . .l' . I v.a..

ss. [.k., <

. .. r * , - .-

i

! '.'; :.&. *; go-(.  ; c --i- *.g. . * . : b *n n r,- ..P.r:aR -a.*~~u .a.c u-_..,.

-,~.

. **. s.% lr,.3.e..~.

w _._.3..

. ;;. : .. , ; .~. . .. ::n ; : . a . .~.

-.>.....t . . . . . , -- u.- -. . .u a. . . . - - -- I

. .un - 7. :s : . n ih

. pef:_*.-_ 4 - v . 3. . . . : . . s c.-. .. _ b - ~ - - . - l

' 8 L. ! ; .M a.s :.;_. 6. , . 4 ' 1_1. M.s. G e M .. 4. m.;,; c.L. c.x ar <. .u _ _. % _

.s m m-4 emaust.s,.,..io essw>u p M aw.y s. n,.*...% n se.s.ne .tmi.iP.G~.s D h h.w:.4w.turnac..2 a -

C c' i > e 8 r- e .F c?;F  !'

s . . I: cr -E .

M C .- C7) C4

• ]. *o -

• u *u.

et. m t>' m e m 8- m (3 C) e El d 40 O e *:S o. e.t.s' e p.ee e

> C > b O A O L

• == 42 m (A W U' (9 O r3 u erg ep a=e Q- 4J' MQ N

>=-

E>

s) C^t-C

• =* R C

• -e-3 F4 O 6, um a w

C R t>

e t 3e .*== 4 M

C ,

.""* t> t.) e 4.J w ,C rfr1 (d"* - ar* i s m ("*1 at ** 4CDa g.g&

C' == 4 r*

• 4 4J "r* C 'S t ry 43 pg e a <3 ,C3,tt sg.

• =* W 48 % C'8 (#'l +J +== 4 r5  %#7 >= 1 473 t/3 > t Cl-W e:3 > e s- g i . . "-= = 7,.,=- **

Cm > > c - >= N C f* D .** CC 9 *> =

t. ' === C3 m o ==== U *n C3 ar= 0 *W* y=3-r.

Cj r5 sa C - **=

rj ws . 0t's. ty==c P1 =r ** * -

r"T ar=

w L~ *-* ' - ta.3 L. *== -I LAa E M a alas - 68%*Las of Y kh 'D b-L' N N- N- od *

{ C4 tw (%8? (% ,.-

s

m. <3 v>

.e_. zz

. n ,

f.

s **

f o.e ..,q ..; .

.u . . .i

.AM '

.,- *[ -

. i. j , a

.g,* . - .

4 .

~

i G .

O