For some parts of the maintenance procedure it might be necessary to remove the drive unit from the robot. To access the mounting bolts follow the instructions: 


  1. Unplug the motor cable 
  2. Remove the wheel from the wheel hub. 
  3. Remove the drive chain by opening the quick link installed. 
  4. Remove the motor mounting bolts.  
  5. Pull the Drive Unit backwards to remove it from the bracket.