A professional who tends machine that washes raw fruits or vegetables, preparatory to processing, canning, freezing, or packing. Respnsibilities include:

• Opens valve to fill machine with water and adds prescribed cleaning agents.
• Dumps raw fruits or vegetables into machine hopper and starts conveyor that carries produce through machine.
• Drains, cleans, and refills machine at designated intervals.
• May lubricate machine and make minor repairs.
• When operating washer with waxing unit attached, may be designated Washing-And-Waxing-Machine Operator.
• May be designated according to commodity washed as Apple Washer; Carrot Washer; Orange Washer.