FAQ Search Select a Category Cleaning Formulas Cleaning Tips Commercial Products Corporate Deep Cleaners Hard Floor Cleaners Mops, Brooms and Brushes Parts and Accessories Steam Sweepers Vacuums Warranty Web Site and/or go Where can I locate the model number and the serial number (image code) on my upright vacuum? Answer: The model number and serial number (image code) for the upright vacuums are located on a sticker on the back of the machine. The model number is listed first, followed by the serial number. The serial number begins with a 0 or a J. Related Questions How is the 3X Concentrated Formula different than the other formulas for full size deep cleaners? What is causing static electricity in my carpet and how can I control this? How do I best use the Acarosan Powder? The handle for my BISSELL Sweeper keeps falling apart, what should I do?