Check to make sure the Vacuum Suction Knob is turned towards "Floor Suction." Or there could be large debris clogging the brush roll rotation. Your dirt container may not be seated properly or may be full. ... Check your hose for any cracks or holes that can cause loss of suction.
Why is my carpet shampooer lost suction?
A possible cause might be that the tank is not properly seated. To assure the tank is seated properly, pick it up and re-seat is so it sits snugly on the unit. If this doesn't fix the problem, make sure the tank is assembled properly. To make sure they are both latched properly, pick the tank up by its handle.
How do you reset a Bissell carpet cleaner?
Locate the brush reset button on the lower back right of the vacuum. Press the button to reset the brushroll To ensure the brush has been reset, plug the vacuum back into the electrical outlet. Turn on the vacuum detent the vacuum to begin cleaning Turn the brushroll on.