FAQ Search Select a Category BarkBath 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 My Big Green Complete® collection tank keeps overflowing. What should I do? Answer: Please check out our easy steps to get your machine working properly. -The widest part of the float should be at the bottom. -Make sure the float isn’t stuck at the bottom. Don’t forget the float should move freely up and down. Related Questions My Spot Lifter Cordless machine seems to have reduced suction. What can I do to remedy this situation? My Lift-Off® Deep Cleaner isn't heating water well or at all. What should I do? My machine sprays through the flex hose but not the floor. Why is this? My ProHeat 2X® won't stop spraying. What can I do?