A professional who stocks automatic food dispensing machines on railroad passenger car, makes change, and answers passengers' queries regarding food selections. Respnsibilities include:

• Places portions of specified foods, beverages, and desserts on shelves in machine.
• Inserts labels below windows of machines to indicate type of food or drink on shelf and available for dispensing.
• Makes change for passengers and answers questions concerning selections.
• Observes gauges registering temperature in machine to ensure that food and drink is kept cool or warm.
• Corrects jamming and common malfunctions of machines.
• Prepares requisition for food and drink supplies.
• Cleans interior and exterior of machines, using damp cloth.
• Removes refuse from tables and wipes them clean.