| 1.Dry filter is installed correctly? ☆Please make sure that the dry filter is installed properly |
| 2. Confirm whether the position of DWT leaking water? ☆Please make dry filter, surround of DWT, the position that install DWT dried. |
| 3.Confirm whether floor is even and sealed hard floor? ☆Please use the unit on the sealed and even hard floor. |
| 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. |
