The machine shows awkward movement /
continues to clean same place.
Symptom
The machine movement is awkward or cleans the same place.
Reason
If sensors are blocked with foreign materials, movement may be abnormal.
How to fix
1. Turn off the power switch on the left back of the machine.
2. Before flipping over the unit, please remove the dust bin.
Dust may fall if not removed.
3. Place cloth on the floor and place the unit upside down.
4. Clean sensors and charging terminals with soft cloth or a cleaning brush.
