A professional who tends reels or shakers that separate and remove bran, gluten, or other insolubles from starch suspension. Respnsibilities include:

• Starts reels or shakers.
• Turns valves to admit and regulate flow of liquid suspension to separators.
• Starts conveyor that carries off insolubles separated from suspension.
• Tests specific gravity of liquid starch to ascertain if separation meets standards, using hydrometer.
• Cleans shakers or reels with caustic solution and water hose.
• Replaces worn or broken bearings, springs, and other parts, using handtools.
• May tend driers to dehydrate brans.