A: 1. Place the electric brush bar upside down, press the roller brush release button, open the roller brush lock, and take out the roller brush;

2. Use a dry cloth or paper towel to wipe dust and debris from the suction opening and the transparent cover;

3. Cut any hair tangled around the roller brush, and then clean it;

4. Reinstall the roller brush in the correct direction as illustrated, and then press the roller brush lock to secure the roller brush into place.
Note:
Do not clean the electric brush bar with water as it has a built-in motor.