Alstom FKG1X - Page 207

Maintenance
Maintena
nce
plan
G51
-
-0
01EN07
10/18
02--2011
© ALSTOM 2010. All rights reserved. Informat
ion contained in
this document is indicative only. No
representati
on or
warrant
y is
given or should
be
relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is
provided without liabili
ty and
is subject to
change without notice. Reproduction, use or disclosure to
third parties, without express writt
en authority, is
strictly prohibited.
 GRID
Detail of
circuit-
-breaker maintenanc
e operations
Removing the cover
(if
applica
ble)
During certain operations, removal of the cover is indispensable.
The covers should be placed with enclosu
res, separately and on a
flat surfa-
ce.
Caution
GAS-PRE
SSURI
ZED
ELEMEN
TS
ARE
EXPOSED
TO
AIR
WHEN
THE
COVER IS
REMOVE
D.
General condition
of the apparatus
The apparatus should be subjected to visual inspection. If patches of corro-
sion are found begin reconditioning of the affected parts.
The table below gives the proce
ss respecting surface finish and protec
tion
:
S
u
p
p
o
r
t
I
n
s
p
e
c
t
i
o
n
A
c
t
i
o
n
Galvanized
steel
Oxidized
parts
D
Thorough brushing of oxidized
parts.
D
Degreasing with solvent.
D
 Ap
pl
ic
at
io
n
of
a
co
at
of
zi
nc
paint.
Painted
galvanized
steel
or
painted
aluminium
alloy
Light
scratche
s
D
Thorough degreasing with sol-
vent.
D
Application of a coat of lacquer
using a brush.
Deep scratches
or flaking
D
Scour
ing of
pai
nt
sur
face with
emery paper 400.
D
 Thoro
ugh
deg
rea
sin
g
with
solv
-
ent.
D
Application of a coat of primer,
then drying for 24 h.
D
Application of a coat of polyure-
thane lacquer using a brush.
Prod
ucts us
ed
:
D
RUMCOAT EEVA primer by DERIVERY ref. 333103.
D
 P
oly
ure
than
e
lac
que
r
780
by
DER
IVER
Y
,
ref.
dep
end
ing
on
colo
r
of
equ
ip-
ment.
Continued on next page.