directions for recoloring “soft vinyl” with Sem Color Coat. clean first with Sem soap --- squeeze out a bead of Sem Soap over area; spray on some water; scrub with green pad and wipe dry with lint free towel. clean second with Sem WB vinyl prep (Sem surface cleaner #3838 can also be used)--- spray on and scrub with green pad; wipe dry with lint free towel. Sem recommends rinsing with water at this point.
(If using aerosols, spray at a cooler time of the day and when there is low humidity to avoid spraying problems.)
put paint into spray container adding 5-10% vinyl retarder to help increase adhesion and give paint a better “flow” and spray in light coats.
for dashboard type material --- prep with Sem sand free prior to recoloring.
for hard plastic --- Sem recommends cleaning with Sem scuff & clean and plastic prep --- prior to recoloring, prep with Sem plastic adhesion promoter or XXX adhesion promoter for all surfaces.
If you do not have spray equipment, you may want to check out the economical preval or crown power pak sprayers.