Note. To achieve high quality painting, it is necessary to use primers, enamels, putties, solvents, hardeners from one manufacturer. This will avoid color defects associated with the compatibility of paint layers.
Wash the body with water and use a spatula or brush to remove the old peeled coating from defective areas.
Carry out wet grinding of the surfaces to be painted with sanding papers with grit P 80-120, then P 180-220. With a small thickness of the coating that does not have mechanical damage, sand the surface to the epoxy primer of the factory color. In case of significant corrosion, as well as surfaces previously painted with nitro enamel, clean to metal.
Wash the body with water, blow with compressed air and dry.
Degrease the surfaces to be painted with white spirit or BR-1 thinner gasoline and coat with sealing mastic «plastisol D-4A» welds and joints of replaced parts. Remove excess mastic with a rag moistened with white spirit.
Insulate non-paintable surfaces with thick paper and adhesive tape.
On the areas of the surface, cleaned to the metal, apply the primary primer with a paint sprayer and allow an exposure of 5 minutes.
Thinner grade, primer viscosity, temperature, hardener and spray pressure should be specified in the material manufacturer's recommendations.
Spray the secondary primer on the surfaces covered with the primary primer, as well as on the replaced body parts and dry.
Cool the body, carry out wet sanding with P 280-360 sandpaper, gradually moving to a finer grit size, wash with water, blow with compressed air and dry.
Putty, if necessary, uneven places with putty, dry the body and sand the putty surfaces with sandpaper. Rinse the body, blow with compressed air and dry.
Isolate unpainted surfaces with thick paper, adhesive tape and place the body in the spray booth.
Degrease the surfaces to be painted with white spirit.
Apply two layers of enamel with a paint sprayer with an intermediate holding time of 7-10 minutes on the interior surfaces of the passenger compartment, doorways, end surfaces of doors, engine compartment, luggage compartment to be painted.
Also, with an intermediate exposure of 7-10 minutes, apply three layers of enamel on the outer surfaces of the body.
Dry the coating at the temperature recommended by the enamel manufacturer and refrigerate naturally.
Note. Body painting is the final step in the labor-intensive work of many body repair specialists and this imposes a special responsibility on it. Considering that painting requires the use of special equipment, certain skills in working with paints and varnishes, it is best to do it at specialized enterprises.
If it is necessary to remove the old complex coating, use the SP-7 remover. Apply it with a brush 2-3 times depending on the thickness of the paintwork.
The softening time of the coating with a wash is 30-40 minutes. Remove the softened coating with a brush or spatula.
Wipe the surfaces with mineral spirits to remove the remains of the wash, rinse with plenty of water and dry the body.