Fault messages are shown in the clock indicator of the robot vacuum cleaner’s display. Before resolving any faults with the robot vacuum cleaner, switch it off with the OFF switch on the side. Miele Scout RX1 Robot Vacuum Cleaner Error Codes Solution F1 "Wheel raised" fault Place the robot vacuum cleaner on a level floor surface. F2 "Floor not defined" fault Place the robot vacuum cleaner on a level floor surface. F3 "Dust box" fault Insert the dust box into the robot vacuum cleaner making sure it clicks into position. F4 "Drive wheels overloaded" fault Check whether the drive wheels have become dirty. Remove any threads and hairs. F5 "Brushes overloaded" fault Check whether the roller brush and the side brushes-have become dirty. Clean the roller brush and the side brushes. F6 "Motor overloaded" fault Empty and clean the dust box. Replace the exhaust filter. F7 Internal system fault Switch the robot vacuum cleaner off and t...