Hitachi RV-X20M Instruction Manual page 25

5 Cleaning and maintenance
5. Wash the water tank, dust container and filter assembly periodically with cold water as
required as per the frequency of operation.
6. Leave the water tank, dust container and filter assembly to dry after washing, and
ensure that they are completely dried.
Drying may take 24 to 48 hours.
7. Assemble the water tank, dust container and filter assembly after drying them and then
install the assembly to the vacuum cleaner.
WARNING: Do not operate the robot vacuum cleaner without installing the
filter group.
Otherwise, the appliance may get damaged.
5.2 Cleaning of the brush
1. Open the upper cover of the main brush by pressing on the tabs. Pull and remove the
main roll upwards. Cut the hair lapped on the roller brush with the cutting and sharp
side of the cleaning brush.
Then clean the dusts on the roller brush with the bristles of the cleaning brush.
ENGLISH 25