12
If the preliminary strainer and the efficient strainer are damaged, they shall
be replaced in time to avoid affecting the dust removal result.
3. CLEANING OF SENSOR LENS
Use a cleaning tool or a piece of soft cloth to wipe the sensor slightly.
See positions indicated in the diagram below:
COMMON FAULTS
COMMON FAULTS AND SOLUTION
N°
Tip
Fault
Solution
1
The red light
flickers and the
buzzer alarms.
Earth inspection
fault.
Put the host on
the floor again.
2
The green light
flickers and the
buzzer alarms.
Side brush
overload.
Check the status
of side brush.
3
The red and
The Drive wheels
Check the left and