Alstom FKG1X, Instruction Manual

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Maintenance
Maintenance plan
G51--001EN07
10/18
02--2011
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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 liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is
strictly prohibited.
GRID
Detail of circuit--breaker maintenance operations
Removing the cover
(if applicable)
During certain operations, removal of the cover is indispensable.
The covers should be placed with enclosures, separately and on a flat surfa-
ce.
Caution
GAS-PRESSURIZED ELEMENTS ARE EXPOSED TO AIR WHEN THE
COVER IS REMOVED.
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 process respecting surface finish and protection :
Support Inspection Action
Galvanized
steel
Oxidized parts
D Thorough brushing of oxidized
parts.
D Degreasing with solvent.
D Application of a coat of zinc
paint.
Painted
galvanized
steel
or
painted
aluminium
alloy
Light scratches
D
Thorough degreasing with sol-
vent.
D Application of a coat of lacquer
using a brush.
Deep scratches
or flaking
D Scouring of paint surface with
emery paper 400.
D Thorough degreasing 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.
Products used :
D RUMCOAT EEVA primer by DERIVERY ref. 333103.
D Polyurethane lacquer 780by DERIVERY, ref. depending on color of equip-
ment.
Continued on next page.