1. Loosen the nut (or nuts) and air filter cover bolt (indicated by arrows).
2. Loosen the spring clips on the air filter cover.
3. Remove the air filter cover (in the photo - the air filter cover of the injection engine). To remove the filter cover, it may be necessary to detach the duct housing from the cover.
4. Remove the filter element, paying attention to its original orientation in the filter housing (photo on the left - removal of the filter element on carburetor engines, photo on the right - on injection engines).
5. Wipe dry the inside of the filter housing with a clean cloth to remove all traces of dirt.
6. Insert a new filter element, first orienting it correctly and making sure that it is installed correctly in the filter housing.
7. Install the air filter cover and secure with the spring clips. Tighten the nut and bolt.