47
EN
TROUBLESHOOTING
Problem
Possible Cause
Solution
Air conditioner can‘t
operate.
Is plug loose?
Reinsert the plug.
Whether the unit is
restarted up after stopping
immediately.
Wait for 3min, and then
turn it on again.
Poor cooling.
The air filter is too dirty.
Clean the air filter.
The set temperature is
proper.
Adjust the temperature.
Door and window are not
closed.
Close dorrs and windows.
Air conditioner can‘t
receive signal from remote
contr- oller or remote
controller is not sensible.
Remote controller is not
within the receiving range.
The receiving range of
remote controller is 8 m.
Do not exceed this range.
Whether it‘s blocked by
obstacles.
Remove the obstacles.
Is sensitivity of remote
controller low.
Check the batteries of
remote controller. If the
power is low, please
replace the batteries.
There’s a fluorescence
lamp in the room.
Move the remote
controller close to air
conditioner or turn off the
fluorescence lamp and try
it again.
No fan blowed out from
air conditioner.
Air outlet or air inlet is
blocked.
Eliminate the obstacles.
Set temperature can‘t be
adjusted.
The unit operates under
auto mode.
Temperature can‘t be
adjusted under auto
mode.
The required temperature
exceeds the temperature
setting range.
Temperature setting range:
16°C-30°C .
There‘s abnormal sound
during operation.
The unit is interfered by
thunder, radio, etc.
Disconnect power, put
thro- ugh the power
again, and then turn on
the unit again.
