User guide
Note:
Note:
Side brush cleaning
Replace sidebrush
Driving wheel cleaning
Up-ground height sensor cleaning
Please replace the side brush when it is destroyed.
Please remove the screws, 
and take out the side brush.
Please push the new side brush 
into the correct position.
Tight the screws.
Side brush is a kind of easy wear part. We suggest you to check it every time it 
takes cleaning task. Please change it if necessary.
The host will alarm when the side brush tangles and it will show on LCD as
 .
Up-ground height sensor is on the front bottom of robot. It can detect the 
height difference within 8 centimeters. We suggest you to wipe the optical 
board with dry cotton cloth after it finishes task to prevent the dust piling on it 
which would affect its performance.
1. Turn off the power and remove the trash inside dust box.
2. Invert the robot, then put it on the even and clean platform. 
3. Use dry cotton cloth to wipe three pieces of optical board of up- 
 ground height sensor.
Use roll brush to remove the dust or hair on driving wheel.
If the wheel is tangled by hair or cloth, the host will alarm and it will show 
on LCD as .
Up-ground height sensor
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