Cleanmate S 990 - Trouble Shooting; Common Faults and Solutions

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Trouble Shooting
If eorr occurs, LED indicator on the button will be red flash and there will be voice prompt for the
instructions as follows.
Item Fault Prompt Cause Solution
1
Main brush fault, please
clean the main brush.
Main brush locked or binded
Pls dismantle and
clean main brush.
Pls remove all fragile objects and cords,
clothing, paper, loose cables, make
sure No scattered items on the ground.
2
Side brush fault, please
clean the side brush.
Side brush locked or binded
Pls dismantle and clean side brush.
Pls remove all fragile objects and cords,
clothing, paper, loose cables, make
sure No scattered items on the ground.
3
Wheel overload, please
clean the wheel
assembly.
Wheel locked or binded
Pls check and c
lean the wheel.
Pls remove all fragile objects and cords,
clothing, paper, loose cables, make
sure No scattered items on the ground.
4
Front
bumper fault,
please tap the bumper
Front bumper locked Pls tap the bumper times to clean it
5
Please clean the front
bumper lens.
Something stick or shaded on the
front bumper lens
Pls clean the front bumper lens
6
Please clean the
anti-drop sensors
Something stick or shaded on the
anti-drop sensors
Pls clean the anti-drop sensors
7
Please put the machine
in a safe place.
Machine doesn’t in a safe place Pls move the machine and restart it
8
Please turn on the
power switch.
Power switch turn off during charging Please turn on the power switch
9
Please poke the surface
of the laser sensor.
The laser sensor locked or shaded by
something
Pls clean the laser sensor