Page:17/18
17
IX.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
℃
(44-95
℉
).
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 in a room with an
ambient temperature of greater than 17
℃
(62
℉
).
The cooling
effect 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 on
a 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 'E1'.
The room temperature sensor is
abnormal.
Check the room temperature sensor and
related circuitry.
Displays 'E2'
The pipe temperature sensor is
abnormal.
Check the pipe 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.
