1.Confirm if the noise comes from the main motor.
☆Please contact Tineco customer service.
2.Confirm if the noise comes from the roller brush.
☆Clean brush and make sure the brush is installed in the correct place.
3.Has the problem been resolved?
☆No.Please contact Tineco customer service.
Contact Tineco Support Team.
A complete description of your problem or questions (with related photo or video) will enable us to support you more efficiently and effectively.