A professional who operates one or more hydraulic cocoa presses that remove specified amounts of cocoa butter (natural oil of cocoa bean) from chocolate liquor. Respnsibilities include:

• Starts pump to remove liquor from storage to steam-heated tanks.
• Observes thermometers and sets thermostat to heat liquor to specified temperature.
• Sets pressure gauge and stroke of ram on cocoa press, according to specifications, using handtools.
• Starts press to activate ram that automatically fills pots with chocolate liquor, extrudes specified amounts of cocoa butter into holding tank, and ejects cocoa cakes onto conveyor.
• Records weight of cocoa butter as indicated on scale-equipped holding tank.
• May start pump to move cocoa butter into storage tank through filters or centrifugal separator to remove cocoa residue.
• May fill pots, remove and stack cocoa cakes, and install steel and fiber separator pads by hand when machine is nonautomatic.