9
10
PM Sensor Replacement
Replacement of Sensors (Please do not operate by yourself because the sensors must
be replaced by professional maintenance personnel)
Open the sensor cover with a
straight screwdriver.
Remove the sensor cover.
Unplug the terminal block from
the old sensor module and replace
it with a new sensor module.
Hold on to the hardware handle
and pull out the sensor module.
Put back the sensor module and
close the sensor cover.
Cleaning and Maintenance
Cleaning and Maintenance
Please unplug the power plug from the adapter before machine maintenance.
1
、
Clean the machine body (cleaning once a month is recommended):
1
）
Wipe off stains with a soft rag.
2
）
Wipe off stubborn stains with a soft rag dipped in a proper amount of neutral detergent.
Note: Please avoid scratching the machine shell with any hard object during maintenance. Please operate
according to the manual and avoid damaging any machine part during base disassembly.
2
、
Clean and change the filter (The Filter life is 3000 hours in normal living environment.):
1
）
The replacement of the filter will be reminded by the built-in program. The filter can also be replaced
according to the service life prompt of the filter. It can also be replaced in real-time through the filter
life reset function.
2
）
The vacuum cleaner can be used to clean the deposited dust on the surface of the composite filter mesh to
prolong the service life of the filter mesh (it is recommended to clean it once every other month and not wash
it with water).
*The service life of filter mesh may vary with different environments for using the machine. For example, it will be
shortened in smoking areas and areas with pets. Please replace the filter mesh in time when the purification effect
becomes worse.
*Please dispose of the used waste filter mesh according to the relevant regulations on solid waste.
