One of the easiest ways to learn how does a pellet grill work is by just reading some reviews online that offer suggestions on what you should pay attention to while assembling your unit for the first time ever before switching it on. That way, you can easily see if there's any special tools required in order to configure everything properly or whether they're included along with an owner's manual so all you have to worry about is getting out some hamburger meat and starting up the smoker once everything is ready. Just keep in mind that every model comes with its own unique features which means another may require more parts than others when putting them together so always double-check before starting anything up so you don't end up making any mistakes that could cause it to malfunction later on.