Due to our policy of continuous product innovation, some specifications may change without notification.
Due to our policy of continuous product innovation, some specifications may change without notification.
rEFrIGErAnT dESIGn | 19
Troubleshooting
trOublesHOOtinG
Table 5: Art Cool Gallery Troubleshooting
Issue
Cause
Corrective Action
There is a burning smell and strange sound coming
from the unit.
N/A
Immediately turn off the air conditioner. Unplug
the power cord and contact the service center.
Water leaks from the indoor unit even when the
humidity level is low.
The power cord is damaged or generating excessive
heat.
A switch, a circuit breaker (safety, ground) or a fuse
is not operating properly.
The air conditioner does not work.
The air conditioner is unplugged. Check whether the power cord is plugged into
the outlet.
A fuse has blown or the power
supply is blocked.
Replace the fuse or check if the circuit breaker
has tripped.
A power failure has occurred.
Turn off the air conditioner when a power failure
occurs. When the power is restored, wait 3 min-
utes, and then turn on the air conditioner.
The voltage is too high or too
low.
Check if the circuit breaker has tripped.
The air conditioner turned off
automatically at a preset time.
Press the power button again.
The air conditioner does not generate cool air.
Air is not circulating properly.
Make sure that there are no curtains, blinds or
furniture blocking the front of the air conditioner.
The air filter is dirty.
Clean the air filter once every 2 weeks. See
“Cleaning Air Filter” for more information.
The room temperature is too
high.
In summer, it may take some time to cool indoor
air. In this case, select the jet cool operation to
cool indoor air quickly.
Cold air is escaping from the
room.
Make sure that no cold air is escaping through
ventilation points in the room.
The desired temperature is
higher than the set temperature.
Set the desired temperature to a level lower
than the current temperature.
There is a heating source
nearby.
Avoid using a heat generator such as an electric
oven or a gas burner while the air conditioner is
in operation.
Air circulation operation is
selected.
During the air circulation operation, air blows
from the air conditioner without cooling or heat-
ing the indoor air. Switch the operation mode to
the cooling operation.
It is not possible to adjust the fan speed.
The auto operation, jet operation
or dehumidifying operation is
selected.
In some operation modes, such as the jet or de-
humidifying operation modes, you cannot adjust
the fan speed. Check to make sure you are in
an operation mode in which you can adjust the
fan speed.
It is not possible to adjust the temperature.
The air circulation operation or
jet operation is selected.
In some operation modes, such as the air circu-
lation or jet operation mode, you cannot adjust
the temperature. Check to make sure you are in
an operation mode in which you can adjust the
temperature.
