Controlling retort chamber (steam pressure cooker) to cook canned foods according to specifications
Pushing trucks or lowers baskets of canned foods into chamber of retort, using hoist
Observing dials and thermometers
Controlling valves to admit steam to retort
Opening retort and moving basket of canned food for cooling trough, using hoist
Managing valves to control temperature, pressure and cooking time
Closing retort door or lid to seal chamber
Turning valves to release steam
Admitting cooling water into chamber to prevent overcooking at end of cooking cycle