Using this carburetor is straightforward. Just install it on your Briggs LO206 engine as per the engine's manual. When using, always make sure to use clean gasoline to avoid clogging the jets. As for maintenance, it's a good idea to clean the carburetor regularly. You can use a carburetor cleaner to remove any dirt or debris. Also, check the jets for any blockages from time to time. If you notice any issues like rough engine running or poor performance, it might be time to inspect the carburetor thoroughly.