1.Confirm if Tineco's Cleaning Solution is being used or if another cleaning solution is being used?
☆Please use Tineco solution.

2.Whether brush roller have passed replacement cycle？(3~6 months)
☆Please replace brush roller.

3.Examine the scraper and see if there is dirt or debris on the scraper. Check if the scraper is deformed.
☆Clean debris & dirt in the scraper with cleaning tool.

4.Confirm whether there is dirt or debris in the channel or on the brush roller.
☆Please clean the brush roller and channel according to picture instructions.

5.Confirm whether water spray holes and brush suction ports are clogged?
☆Please clean water spray holes and brush suction ports.

6.Confirm whether floor is even and sealed hard floor?
☆Please use the unit on the sealed and even hard floor.

7.Has the problem been resolved?
☆No.Please contact Tineco customer service.