Proper maintenance is important in order to ensure the long lifespan of Rainbow vacuum cleaners. These vacuums operate on a special system that uses water to trap dust and particles. Rainbow models capture over 99.997 percent of dirt. They are durable vacuums that are designed to last for years. However, without regular maintenance and cleaning, any model of Rainbow vacuum can experience issues that could potentially lead to costly repairs. Following a few simple steps on a regular basis will keep the vacuum cleaner in top shape and will help owners to avoid costly repairs in the future. From simply taking care of the cord to replacing the filter, maintaining a Rainbow vacuum is easy and will protect the owner's investment.