Instruction manual
• Note: Please re-install the roller brush in the original order of disassembly
after it's fully dry.
How to open the roller brush kit cover
• Rotate the lid of the roller brush so that it is facing you.
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• With both thumbs holding the lid of the roller brush, push it up.
• The cover of roller brush is opened, like illustrated in the picture below.
TROUBLESHOOTING
Error code for sensors
Error Code Cause
E1
E2
E3
E11
E12
E13
E21
E22
E23
E31
Solution
Dustbin box not installed
Install dustbin box properly
Power switch off while charging
Turn on power switch
Lower battery or auto charging
Charge the Cleaner manually
failed
Left stair detect sensor problem
Clean left stair detect sensor or replace it
Right stair detect sensor problem
Clean right stair detect sensor or replace it
Front stair detect sensor problem
Clean front stair detect sensor or replace it
Left wheel off ground
Put the machine in a safe place
Right wheel off ground
Put the machine in a safe place
Front Wheel off ground
Put the machine in a safe place
Front bumper left side micro
Check if it was stuck, or replace it
switch stuck or broke