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 Powerlifter® (1307 & 1309 models) Vacuum is hard to push. What do I check? Answer: If the machine is hard to push, the height adjustment may be set too low. Set the height adjustment one setting at a time higher until the unit is no longer hard to push. Related Questions Why is my vacuum sounding loud? What should I check? Where can I get a replacement brush and brush belt for my BISSELL Go Vac? Why doesn't the power cord rewind fully on my Pet Hair Eraser® or Opticlean® Cyclonic Vacuum? My Momentum® or PowerTrak Cyclonic Vacuum® trips my circuit breaker. What should I do?