Check ducts
Turn off power and unplug the machine

Check upper duct
- Remove the bin and cyclone assembly.
- Check the upper duct for blockages and remove as necessary.


Check lower duct
- Check the lower duct as shown below for blockages and remove as necessary.

The lower duct hose can be removed to allow easier access to this area.
- Using a Phillips screwdriver, remove the two Phillips screws on the clear bin locator bracket and remove the bracket. (Do not remove any other screws.)
- Firmly twist the top of the flexible inspection hose away from the inlet next to the ball (do not remove the end next to the connection for the main hose).
- Remove blockages and reassemble in reverse order.

Check the lower duct seal.
Is it missing or damaged?