Paper mechanical cleaning. Device view, opening them out of the box, get rid of rust-proof coating and internal residues of iron, corrosion and accumulation of dust in the transport, storage and other filth, clean and pure, talent for installation. Second, paper tube machine finish. After the clean clean equipment inside the car, to refuel and smooth. Lubricants are needed to test, asserting that meets those requirements talents enough to use. Lubricants is necessary before taking the device filter, the oil should reach the rules oil bearing all smooth smooth oil and oil holes should be filled.