by Frank Froggatt If you are in the market to purchase an RV generator so that your RV becomes self-contained, and gives you instant electricity, you should be aware that there are three types of generators: a gas generator,a diesel generator, and an Lp or propane generator. The gas generator may run into problems after one month of purchase if it sits idle and is not used and exercised. So monthly exercising of your new generator is important if you want it to function properly. When you