Switch the generator on before plugging appliances to it. After the generator is functioning, flip your appliances and lights on one after the other to stay away from overloading the unit. Don't forget, generators are for non permanent usage; prioritize your needs. With each other we could make a change. https://whatsizegeneratordoineed41974.digitollblog.com/28443716/do-home-generators-make-a-lot-of-noise-an-overview