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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 Reasons Solutions
The air
conditioning does
not work.
There is no electricity.
Turn it on after connecting it to a
socket with electricity.
The overflow indicator
displays “FL”.
Discharge the water inside.
The ambient temperature is
too low or too high
Recommend to use the machine in at
the temperature of 7-35
o
C (44- 95
o
F).
In cooling mode, the room
temperature is lower than the
set temperature; in heating
mode, the room temperature
is higher than the set
temperature.
Change the set temperature.
In dehumidification mode, the
ambient temperature is low.
The machine is placed ina room with
an ambient temperature of greater
than 17
o
C (62
o
F).
The cooling
eect is not good
There is direct sunlight. Pull the Curtain.
Doors or windows are open;
there are a lot of people; or
in cooling mode, there are
other sources of heat.
Close doors and windows, and add
new air conditioning.
The filter screen is dirty. Clean or replace the filter screen.
The air inlet or outlet is
blocked.
Clear obstructions.
Big Noise
The air conditioning is not
placed ona flat surface.
Put the air conditioning on a flat and
hard place (to reduce noise).
Compressor does
not work.
Overheat protection starts.
Wait for 3 minutes until the
temperature is lowered, and then
restart the machine.
The remote
control does not
work.
The distance between the
machine and the remote
control is too far.
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.
The remote control is not
aligned with the direction of
the remote control receiver.
Batteries are dead. Replace batteries.
Displays ‘E2’.
The pipe temperature sensor
is abnormal.
Check the pipe temperature sensor
and related circuitry.
Displays ‘E1’ The room temperature
sensor is abnormal.
Check the room temperature sensor
and related circuitry.
Note: If problems not listed in the table occur or recommended solutions do not
work, please contact the professional service organization.
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