13
EN
Maintenance
Setting of proper room
temperature.
Close doors and windows
during operation.
Use the timer eectively.
Use the louvers eectively
If the unit is not to be used
for a long time, turn o the
power supply main switch.
Do not block the air inlet or
outlet.
Proper
temperature
During cooling
operation prevent
the penetration of
direct sunlight with
curtain or blind.
For Smart Use of The Air Conditioner
OFF
Phenomenon Cause or check points
Normal
Perform-
ance
inspection
The system
does not restart
immediately.
●When unit is stopped, it won't restart
immediately until 3 minutes have elapsed
to protect the system.
●When the electric plug is pulled out and
reinserted, the protection circuit will work
for 3 minutes to protect the air conditioner.
Noise is heard ●During unit operation or at stop, a
swishing or gurgling noise may be heard.
At rst 2-3 minutes after unit start, this
noise is more noticeable. (This noise is
generated by refrigerant owing in the
system.)
●During unit operation, a cracking noise
may be heard. This noise is generated
by the casing expanding or shrinking
because of temperature changes.
●Should there be a big noise from air ow
in unit operation, air lter may be too dirty.
Smells are
generated.
●This is because the system circulates
smells from the interior air such as the
smell of furniture, paint, cigarettes.
Mist or steam are
blown out.
●During COOL or DRY operation, indoor
unit may blow out mist. This is due to the
sudden cooling of indoor air.
Phenomenon Cause or check points
Normal
Perform-
ance
inspection
In dry mode,fan
speed can’t be
changed.
●In DRY mode, when room temperature
becomes lower than temp.setting + 2 °C,
unit will run intermittently at LOW speed
regardless of FAN setting.
Multiple
check
●Is power plug inserted?
●Is there a power failure?
●Is fuse blownout?
Poor cooling ●Is the air lter dirty?
Normally it should be cleaned every 15
days.
●Are there any obstacles before inlet and
outlet?
●Is temperature set correctly?
●Are there some doors or windows left
open?
●Is there any direct sunlight through the
window during the cooling operation? (Use
curtain)
●Are there too much heat sources or too
many people in the room during cooling
operation?
Before asking for service, check the following rst.
Trouble shooting
Air Filter cleaning
Remote Controller
Do not
use the following for cleaning
Do not use water, wipe
the controller
with a dry cloth.
Do not use
glass cleaner or
chemical cloth.
Do not
use
any
chemicals or chemically treated
cloths to clean the unit
Do not
use benzene, paint thinner, polishing powder
or other solvents to clean the unit. They can cause the
plastic surface to crack or deform.
Hot water over 40 °C (104
°F) may cause discoloring
or deformation.
Indoor Body
1.Open the inlet grille by pulling it upward.
2.Remove the lter.
Push up the lter's center tab slightly until it is
released from the stopper, and remove the lter downward.
3.Clean the lter.
Use a vacuum cleaner to remove dust, or wash the lter with water. After washing,
dry the lter completely in the shade.
4.Attach the lter.
Once every
two weeks
Attach the lter correctly so that the "FRONT" indication
is facing to the front. Make sure that the lter is
completely xed behind the stopper. If the right and
left lters are not attached correctly, that may cause
defects.
5.Close the inlet grille.
wipe the air conditioner by using
a soft and dry cloth. For serious
stains, use a neutral detergent
diluted with water. Wring the
water out of the cloth before wiping, then wipe o the
detergent completely.
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