TROUBLESHOOTING
Problem
Possible causes
Solutions
The
air
conditioner
does not work
.
There is no electricity.
Turn it on after plugging it into an
electrical outlet.
The overflow indicator displays
"FL".
Drain the water inside.
The ambient temperature is too
low or too high.
The air conditioner must be used at
temperatures between 7 and 35°C (44
and 95°F).
In cooling mode, the ambient
temperature is lower than the set
temperature; in heating mode, the
ambient 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 above 17 ℃ (62
℉).
The cooling
effect is not
satisfactory.
There is direct sunlight.
Draw the curtains.
Doors or windows are open; there
are lots of people, there are other
sources of heat.
Close doors and windows and remove
other heat sources.
The filter is dirty.
Clean or replace the filter.
The air inlet or outlet is blocked.
Clear obstructions.
Loud noise
The device is not placed on a flat
surface.
Place the air conditioner on a flat and
rigid surface (to reduce noise).
The
compressor
does not work.
The overheating protection device
is switched on.
Wait 3 minutes until the temperature is
lowered, then restart the machine.
The
remote
control
does
not work.
The
distance
between
the
machine and the remote control is
too far.
Move the remote control closer to the air
conditioner and make sure that the
remote control is pointing directly at the
receiver of the remote control.
The remote control is not aligned
with the direction of the remote
control receiver.
The batteries are discharged.
Replace the batteries.
Code 'E2'.
The pipe temperature sensor is
abnormal.
Check the pipe temperature sensor and
associated circuits.
Code 'E1'
The room temperature sensor is
abnormal.
Check the room temperature sensor and
the corresponding circuits.
