Dreame X40 Master Manuel D'utilisation page 34

Routine Maintenance
EN
Robot Sensors and Charging Contacts
Wipe sensors and charging contacts of the robot by using a soft and dry
cloth, as shown in the below figure:
Laser Distance
Sensor (LDS)
Note: A wet cloth can damage sensitive elements within the robot and the base
station. Please use a dry cloth for cleaning.
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Bumper Window
3D Dual-Line Laser Sensors
Edge Sensor
Bumper
Charging Contacts
Cliff Sensors
Carpet Sensor
Charging Contacts
Clean the charging contacts and the signaling area of the base station
with a soft and dry cloth.
Auto-empty Vents
Clean the auto-empty vents of the robot and the base station with a soft
and dry cloth.