LG AC18BH.NSK Owner's Manual page 37

Symptoms
The air
conditioner
does not emit
cool air.
The fan speed
cannot be
adjusted.
The temperature
cannot be
adjusted.
Possible Causes & Solution
Air is not circulating properly.
• Make sure that there are no curtains, blinds, or pieces of furniture
blocking the front of the air conditioner.
The air filter is dirty.
• Clean the air filter once every 2 weeks.
• See "Clean the Air Filter" for more information.
The room temperature is too high.
• In summer, cooling the indoor air fully may take some time. In this
case, select the Jet Mode to cool the indoor air quickly.
Cold air is escaping from the room.
• Make sure that no cold air is escaping through the ventilation
points in the room.
The desired temperature is higher than the current
temperature.
• Set the desired temperature to a level lower than the current
temperature.
There is a heating source nearby.
• Avoid using heat generators like electric ovens or gas burners
while the air conditioner is in operation.
Fan Mode is selected.
• During Fan Mode, air blows from the air conditioner without
cooling or heating the indoor air.
• Switch the operation mode to cooling operation.
Outside temperature is too high.
• The cooling effect may not be sufficient.
The Jet Mode, or Auto Operation Mode is selected.
• In some operation modes, you cannot adjust the fan speed. Select
an operation mode in which you can adjust the fan speed.
The Fan Mode or Jet Mode is selected.
• In some operation modes, you cannot adjust the temperature.
Select an operation mode in which you can adjust the
temperature.
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