The focus of work before and after the shutdown of the pellet machine. In the material pressing is coming to an end, a little bit of bran mixed with cooking oil and put into the machine, pressing 1-2 minutes after the shutdown, so that the mold holes are filled with oil, so that the next time the machine can be opened to cast production, both maintenance mold, but also to save working hours. After stopping the machine, loosen the adjusting screw of the press wheel and remove the residual material.