67.
Q: What does the black rubber at the entrance of
the suction port do?
A: It is a black foam sealing material that creates an airtight environment and prevents air
leakage between the brush head and the dust bin to avoid affecting suction power.
68.
Q: What do the two small circular holes at the
inlet of the vacuum cleaner do?
A: It is the power supply port for the electric brushes. The Soft Roller Brush and floor
brush are connected to the main machine through this port, and power is supplied to the
brushes through this port.
69.
Q: Why is it difficult to open and close the dust
bin?
A: It may be that the dust bin latch has accumulated dust. Please open the dust bin
cover, remove the dust bin, and clean the dust bin latch.
It is also possible that dust has accumulated in the dust bin switch. Remove the dust bin
and clean the slide rail of the dust bin switch.
70.
Q: The air from the air outlet sometimes blows in
my direction. Is the air clean?
A: The Roborock Handheld Cordless Vacuum Cleaner H7 has two levels of cyclone
filtering and three layers of filters, with a filtration efficiency of up to 99.97%. The air at the
air outlet is clean.
71.
Q: Why is it difficult to remove the vacuum
cleaner from the charging dock?
A: The vacuum cleaner should be placed vertically on the charging dock. When removing it,
please pull it upward and do not twist. Brand-new vacuum cleaners may be quite tight once
