Vacuum cleaners come in all shapes and sizes and a variety ofprices. One thing they all have in common, however, is that just alittle maintenance goes a long way to avoiding expensive repairs.Whether it is a basic home vacuum cleaner or a professional gradecleaner for a business or workshop, following these simple stepswill keep vacuums operating at peak efficiency.1.Unplug the Vacuum cleaner before doing any maintenance.Since cleaning the vacuum requires taking it apart, there is achance of shock or injury should the power become activated whilecleaning is being performed. Unplugging the vacuum before startingmitigates this risk.2.Check the BagIf the bag is more than half full, it should be replaced with afresh one. Neglecting to change the bag can lead to decreasedsuction and damage to t