dust. F9 will repeat docking in this situation. Please wipe off the dust before use.
31. Is the dust compartment difficult to open?
A : Please refer to the marking on the compartment cover to open the dust
compartment correctly. Do not open the compartment by removing the filter.
32. What if the water tank fall off during mopping?
A : The water tank may fall off if not installed properly. Make sure the water tank
is successfully install by hearing a click when locking the buckles on both sides.
33. How to mop stubborn stains on the floor?
A : F9 may not be able to remove the most stubborn stains on the floor. Please
clean them manually.
34. Why is the floor still dirty after mopping?
A : Wash the mop pad in time when mopping on dirty floor.
35. Why do I fail to install the mop pad properly?
A : Align the mop pad with the module before installation.