Xiaomi S12, User Manual, Page: 13 / 444

12
Side brush
Components Maintenance
Frequency
Replacement
Frequency
Brush
Filter
Brush cover
Every 3–6 months
Every 6–12 months
Every 3–6 months
Every 3–6 months (or
upon worn)
Every two weeks
Weekly
Weekly
/
Mop pad
Every 3–6 months (or
upon worn)
After each use
A foreign object might be caught in the
brush, side brush, or the left/right wheel.
Turn off the robot vacuum and remove any
debris.
The robot vacuum
makes strange noises
while cleaning.
Issues Possible Causes and Solutions
The robot vacuum
does not perform
scheduled cleanups.
The robot vacuum
keeps going offline.
Make sure the robot vacuum is connected
to the network and stays in the range of
Wi-Fi at all times.
Make sure the robot vacuum is connected
to the network; otherwise, it cannot
synchronize time and perform the
scheduled cleanups.
Make sure the robot vacuum is not set to
DND mode. The DND mode will prevent the
robot vacuum from performing scheduled
cleanups.
The robot vacuum
does not charge.
Make sure there is enough open space
around the charging dock and its charging
contacts are free of dust and other debris.
The ambient temperature is too low (below
0°C) or too high (above 35°C).
The robot vacuum
does not return to
the charging dock.
Turn the robot vacuum off and then restart it. The robot vacuum has
an abnormal behavior.
There are too many obstructions around
the charging dock. Place the charging dock
in a more open area.
The robot vacuum is too far away from the
charging dock. Move it closer to the
charging dock and try again.
Issues Possible Causes and Solutions
The battery level is low. Fully recharge the
robot vacuum, then try again.
The ambient temperature is too low (below
0°C) or too high (above 35°C).
The robot vacuum
does not turn on.
The battery level is low. Fully recharge the
robot vacuum, then try again.
The robot vacuum
does not start
cleaning.
The robot vacuum
does not resume
cleanup.
Make sure the robot vacuum is not set to
DND mode, which will prevent the robot
vacuum from resuming cleanup.
The robot vacuum does not resume cleaning
when it is manually returned to the dock to
charge or placed onto the charging dock.
Common Issues
Note: Please refer to the table for accessory replacements to ensure the optimal
cleaning effect.