HOMCOM A020G Instruction Manual page 18

VIII. Troubleshooting
Do not repair or disassemble the air conditioning by yourself. Unqualified repair will lead
to failure of the warranty card, and may cause damage to users or their properties.
Problems
There is no electricity.
The overflow indicator displays
"FL".
The air The ambient temperature is too low
conditioning does or too high
not work.
In cooling mode, the room
temperature is lower than the set
temperature; in heating mode, the
room temperature is higher than
the set temperature.
In dehumidification mode, the
ambient temperature is low.
There is direct sunlight.
Doors or windows are open; there
are a lot of people; or in cooling
The cooling or
mode, there are other sources of
heating effect is
heat.
not good
The filter screen is dirty.
The air inlet or outlet is blocked.
The air conditioning is not placed
Big Noise
on a flat surface.
compressor does
Overheat protection starts.
not work.
The distance between the machine
and the remote control is too far.
The remote
The remote control is not aligned
control does not
with the direction of the remote
work.
control receiver.
Batteries are dead.
The pipe temperature sensor is
Displays 'E1'.
abnormal.
The room temperature sensor is
Displays 'E2'
abnormal.
If problems not listed in the table occur or recommended solutions do not work, please
contact the professional service organization.
Reasons
18
Solutions
Turn it on after connecting it to a
socket with electricity.
Discharge the water inside.
Recommend to use the machine in
at the temperature of 7-35 ℃ (44-
95 ℉).
Change the set temperature.
The machine is placed in a room
with an ambient temperature of
greater than 17 ℃ (62 ℉).
Pull the Curtain.
Close doors and windows, and add
new air conditioning.
Clean or replace the filter screen.
Clear obstructions.
Put the air conditioning on a flat and
hard place (to reduce noise).
Wait for 3 minutes until the
temperature is lowered, and then
restart the machine.
Let the remote control get close to
the air conditioning, and make sure
that the remote control directly
faces to the direction of the remote
control receiver.
Replace batteries.
Check the pipe temperature sensor
and related circuitry.
Check the room temperature sensor
and related circuitry.