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TROUBLESHOOTING
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.
Problems
Reasons
Solutions
The air
conditioner
does not work.
There is no electricity.
Turn it on after connecting it to a socket with
electricity.
FULL light is illuminated
Discharge the water inside.
The ambient temperature is too low
or too high
Only use to use the machine within
temperature range of 7-35
Ԩ
(44-95
Ԭ
).
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
Ԩ
.
(62
Ԭ
).
The cooling
effect is not
good
There is direct sunlight.
Use curtains to reduce the heat from the
sun.
Doors or windows are open; there
are a lot of people; or in cooling
mode, there are other sources of
heat (e.g. fridges)
Close doors and windows; increase air
conditioning power
The filter screen is dirty.
Clean or replace the filter screen.
The air inlet or outlet is blocked.
Clear obstructions; make sure venting is
correct as described in this user manual and
hose is not bent
Loud 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 pipe temperature sensor is
abnormal.
Clean filters and restart. Refer to service
centre if issue still persist.
Displays 'E2'
The room temperature sensor is
abnormal.
Clean filters and restart. Refer to service
centre if issue still persist.
Display shows
“FL”
Water tank is full inside the machine
Drain out water from drain port at bottom rear of
the unit.
Others
No refrigerant or there is very little
refrigerant
Refer to Service Centre (check leakage,
wielding, vacuum pump, charge refrigerant
according to name plate)
Anti-freezing protection
Waiting for defrosting.
Function will recover automatically. No user
input needed.
High pressure protection
After inside gas pressure comes down, it will
function normally. No user input needed
If problems not listed in the table occur or recommended solutions do not work, please contact the
service centre.
