F TROUBLE SHOOTING GUIDE
Do not repair or disassemble the air conditioning. Unqualified repair will
invalidate the warranty and may lead to failure, causing injuries and property
damage. Only use it as directed in this user manual and only perform operations
advised here.
Problem Reasons Solution
The device does
not turn on.
No power. Turn power on.
Damaged electrical outlet.
Turn off the power and
check/repair the power outlet.
Unknown reason. Contact the dealer.
Little air
displacement or
limited cooling
effect.
The lowest ventilation setting
is selected.
Select the high ventilation
speed mode.
The air filter is dirty. Check and clean the filter.
The air supply or exhaust of the
indoor unit is blocked.
Check that the unit is not
blocked and remove the
obstruction.
The air supply or exhaust from
the outdoor unit is blocked.
Check that the unit is not
blocked and remove the
obstruction.
The ambient temperature is too
low or high.
The ambient temperature must
be between 18 and 40ºC.
Insufficient voltage from the
power supply.
Consult an installer or use a
different power connection.
Air displacement
only but no
cooling effect.
The device runs in ventilation
mode.
Select the cooling mode (A/C).
The cooling mode has just
turned off automatically.
Wait about 3-5 minutes until
the thermostat switches on
again.
Abnormal
sounds or
vibrations.
The mounting brackets are
not properly installed on the
vehicle, or the device mounting
screws are not sufficiently
tightened.
Check that the mounting
bracket is tight and tighten the
device mounting screws.
Water is leaking
from the indoor
unit.
The rubber stopper on the
bottom of the indoor unit is
missing, or is not pressed
enough.
Check or replace the rubber
stopper.
The device is at an angle
The device must be mounted
horizontally (maximum angle
<3°C.
The appliance
emits a related
odor.
There is a serious problem.
Switch off the device
immediately and contact the
dealer.
If problems not listed in the table occur or recommended solutions do not work,
please contact the service centre.
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