Using your Chicago Pneumatics portable generator is easy. First, find a well - ventilated area to place the generator. Make sure it's on a flat and stable surface. Fill the gasoline tank with the recommended fuel type. Then, turn on the fuel valve and use the pull - start or electric - start to get the generator running. When connecting your devices, always use the appropriate power cords and ensure they are in good condition. As for maintenance, regularly check the oil level and change the oil as per the manufacturer's instructions. Keep the air filter clean to ensure proper air intake. Also, inspect the spark plug periodically and replace it if it's worn out. And don't forget to store the generator in a dry place when not in use. Be careful not to overload the generator and always follow the safety guidelines provided in the manual.