4

3

2

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15

.

Common Failure

No.

Problem

Solution

Robot keeps proceeding or moving 

backward once power is on.

Turn off the power.

1.  Check if there is dust on up-ground height 

     sensor, which cause robot to

make

wrong

     signal

. 

Use

half

dry

cloth

to

clean

it

.

Buffer collision is out of control. Put your 

     hand at left, middle and right in turn to see 

     if it can rebound by itself.

2.  

Robot may fall in trouble when it is working. In 

such case, it will try every possibility to get out 

of trouble, but it shall stay at a certain place 

when it fails and starts alarm. You should help 

it and get rid of the obstacle.

The trouble may be as follows:

1.  It is tangled by power cord.

It is tangled by hanging curtain or fringe.

2.  

Turn off power and take out the dust box., then 
follow the steps as below:
1.  Check whether there is too much dust on 
     sponge filter so that it needs to change it.

Make sure there is no dust which blocks the 

     suction.
3.  Take out main brush and clean it. Insure the 
     both ends of main brush is not tangled by hair 
     or fiber. Fix it back after it is been cleaned.
4.  Examine if there is dust or debris near 
     driving wheels.
5.  Clean dust sensor 
If the failure still there after following the steps 
above, please contact our after-sales.

2.  

Robot is able to detect most of the stairs within 

8 centimeters height difference. However, its 

performance will weaken when it is smooth 

floor with height difference or the floor with 

strong reflector. You can put virtual wall under 

this situation to prevent it from falling off.

Robot is in trouble.

Robot fails to detect the stairs.

The capacity to clean weaken.

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