Tends machine that washes flat objects, such as plate glass, plastic sheets, or metal...
Tends machine that washes flat objects, such as plate glass, plastic sheets, or metal: Places workpiece into movable bed of machine or between pinch rolls. Turns valves and observes gauges to set specified flow of water or steam from jets in machine. Starts machine that moves workpiece by action of conveyor or pinch rolls into bath tank through spray of washing water, or steam under rotating brush and through spray of rinse water. Examines workpiece and removes remaining foreign matter, using hand scraper, brush, or sponge. May measure or weigh out and pour specified quantity of soap or detergent into wash water.