Genuine BISSELL Belt – Brush Belt for PowerLifter, ProHeat and PowerSteamer Upright Deep Cleaner Series. You should check your machines rotating floor brush and drive belt regularly for wear or damage. Replace the belt if it is broken or worn. The drive belt is a critical component of your vacuum that allows the brush roll to rotate and remove deep down dirt from your carpets.You should check your machines rotating floor brush and drive belt regularly for wear or damage. Replace the belt if it is broken or worn. If your machine is not cleaning as well as it had before or the brush roll has stopped turning, you may have to replace the belt. If you notice a rubber smell coming from your machine you should check your belt for any signs of wear. To change the belt, please refer to your models user guide for installation instructions. Works With: 1622 series, 1623 series, 1623-1 series and 25A3 seriesIf you need replacement belts for the following, please call (800) 237-7691 to order: 1620 series, 1692 series, 1685 series, 1693 series, 1694 series, 9E00 series