
23
English
US
ING P
A
R
TS
Refer to following chart if the air conditioner operates abnormally. This may save time and unnecessary
expenses.
Troubleshooting
Problem
Solution
The air conditioner
does not work at
all.
• Check power status and then operate the air conditioner again.
• Check whether the power plug is connected correctly or the auxiliary power
switch is switched on.
• If the air conditioner is switched off by the Timer function, press the
On/Off
button.
The temperature
adjustment is not
working.
• Temperature adjustment is not available when the Fan mode is selected.
Fan speed
adjustment is not
working.
• Check if you have selected Auto/Dry/Turbo mode. In these modes, fan speed is
set to Auto and you cannot adjust the fan speed.
Remote controller
does not work.
• Replace the exhausted batteries with new ones.
• Do not block the remote controller receiver.
• If the remote controller is used near strong light(3-wavelength fluorescent
light, neon sign etc.), the remote controller may not work due to the electronic
jamming signal
Cool air does not
come out of the air
conditioner.
• Check if the set temperature is higher than the current temperature. Press the
Temp
+
or
-
button on the remote controller to set the temperature lower than
the current temperature.
• Check if you have selected Fan mode. In this mode, Cool air will not come out in
Fan mode therefore select Auto/Cool/Dry mode.
• Check if the air filter is blocked by dirt. If there is a lot of dust on the Air filter,
cooling performance may decrease. Clean them frequently.
• Check if the outdoor unit is covered or installed near the obstacle. Take the cover
off and take the obstacle away.
• Check if the indoor unit is installed in a place with direct sunlight. Close the
curtain or blind to cover the sunlight.
• If the doors or windows are open, it may cause bad cooling performance. Close
the doors and windows.
• If the air conditioner has just been turned on or the indoor temperature reaches
the desired temperature, only fan will operate around 3 minutes for the product
protection.
• Check if the pipe length is too long. When the pipe length exceeds maximum
allowable pipe length, cooling performance may decrease.
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