A professional who tends machine equipped with compressed-air spray nozzles that coat products or materials with oil, paint, lacquer, varnish, shellac, or rustproofing agents. Respnsibilities include:

• Pours premixed paint or lacquer into reservoir of machine and couples hose to spray nozzles.
• Moves sleeve on nozzles to attain specified spraying pressure and turns thumbscrew to direct nozzles toward articles or materials to be coated.
• Places articles or material onto conveyor or onto transfer table that carries them between spray nozzles.
• May mix paints with thinner solution according to formula.
• May regulate temperature of coating solution.
• May remove articles or materials from conveyor belt and place articles or materials in drying racks or container.
• May be designated according to coating applied as lacquer coater; oiling-machine operator; machine spray-painter.