STEP 1: You need to have a model in high densitiy foam before you can start
STEP 2: Put the model in the machine
STEP 3: Lower the platform where you've putted your model on
STEP 4: Put a plastic sheet on the machine (this one is 2mm thick) and fasten it
STEP 5: Start heathing the sheet
STEP 6: Check if the sheet is hot enough, blow some air in it. It should go up for 6cm.
STEP 7: Let your model go up and push the vacuum button
STEP 8: Lower your model again and let it cool down.
STEP 9: Open the machine and get your plastic sheet out
This is how you thermoform plastic