A professional who tends control panel that regulates flow of fruit juices through filtering system and cooks juices preparatory to processing into jelly. Respnsibilities include:

• Depresses button to regulate flow of juice from storage tank, through filter system, into cooking kettle.
• Turns valves to open supply lines to add specified amount of sugar into kettle and activates heating controls to cool mixture.
• Turns valves on centrifugal pump to transfer juice from kettles to receiving tanks for processing into jelly.