ML20127L820

From kanterella
Jump to navigation Jump to search
Ro:On 730917,lubricating Oil in Standby Liquid Control Pump Crankcase 12 Found to Be Contaminated W/Sodium Pentaborate Solution.Caused by Normal Leakage Backing Up in Stuffing Box.Crankcase Drained
ML20127L820
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 09/19/1973
From: Larson C
NORTHERN STATES POWER CO.
To: Keppler
US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 9211250282
Download: ML20127L820 (1)


Text

___ __.

%%'",n*"

Wr. yg y

.r.~r

  • be' b

h e

4

(

s..A..-

w t h

y -;r.g z;m..

. > ~v. n.: k ; py ~f

't >

aN, i;M."' '-.: *fN';?TjQC...

... x:.n M.,,.'a@.2,,,.3 w. M.,~5. w, v..~ ; : w, v.%' ^'z *? y..w'n. '. t.',.

n'5

^

m' w.

..,.~...c*~m..

~

g.

\\

+

Mg mg, datory '

y h.

y

. l. ? :. "

... )f VW f

~..

1M'O:RT H.E Wi.N, S'.T A Y R $. P (> W E R :C O' 2 P' A N.Y.

+

9AiGMW'.74%;1"li;;T"'T****""'Td.~... 34f wNg"?'l* fig.p$g ;,7UE",*T;;;"A-6tC;t. 7.;C

.c.

p

Dearmr. tropplers :

~:

r,

~-.,...J

..,.*HCNTICEllo NUQJ!AR^GENEllATING >PLN(f C,

1' Vly"Donket"No 26 : License:NoJDPR422 '

.g a

g.-

4 q

  1. on: September 717..1973,' the elubricating oil'4n-the No.;12 Standby Liquid l

t 1 Control, pump cranhi:sse:was found'to be contandnated-with-sodium penta-r 3 borate solutienc it was determined thgt the stuffing: box: drain valve V. j s

?rhnd been;cicee&ctror:about" September 12th :fofjpsintingiof the purp

~

c ecurtting' base. YIhe normal pump-pecking leakage then backed up. in.the

'n J, 'p: stuffing' box until it overflowed.into the crankcue through twplunger r

s,

. patubports.

-. Jhe crankcase >was drained, flushid,:and refilled with{freshroll.

~

Wours very-truly, gg

'r

~ \\g h o

d g P 1 6.gg p lC. E.-larzan d

-4

-, Plant! Manager,. N as $m utml.

~. -

4 mm 4

&,}.

y >. cst /kik '

o

~

a,., '.

. ~

s.

e n

f.

(

. ycc:.J!PiO%e,iDirectoratejof Licatsing

[

- 4

-o c.

T 04 5 l

eg.

.~ r m

4 ns o

~.

~

.. F i

YPO110ti(N'k DX1tTUl?pgeg)Cy

~

o y,;.,.r.

tnerrearDrugan

_s-f

<.cmites:. nebrt.1.como, to %1er ona o.u,r.,g~SEf' $$'J73 {

J

[

Q iib @

[

1 Wg

,g tra3 m"M

/

rdQ 4

s C%LG Gk j

O' G. U)

/

tr [

m 0 ~a,6 c

i'

=

s

.,