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9
Troubleshooting
Check the points described below before requesting repair.
Symptom
• White, misty, cold air or water
comes out.
• Sometimes the noise of air leaking
Outdoor unit
is heard.
• A noise is heard when the power
is turned on.
• Sometimes a swishing is heard.
Indoor unit
• A clacking sound is heard.
• Discharged air smells unusual.
The unit does not run.
The room does not cool down or warm up.
If you fi nd something unusual even after checking the above, stop running the unit, turn off the circuit breaker, and
inform the dealer where you purchased the product of the product number and symptom. Do not attempt to repair
the unit by yourself as doing so is dangerous. If the check indicator (
controller LCD, inform the dealer of its content as well.
If any of the following occur, stop running the unit immediately, turn off the circuit breaker, and contact the dealer
where you purchased the product.
• The switch does not work properly.
• The circuit breaker often blows out.
• You unintentionally put a foreign object or water inside.
• The unit cannot be run even after the cause of the protective device activation is removed.
• Other unusual conditions are found.
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01_OM_1115653833_EN.indd 15
Cause
• The fan of the outdoor unit is automatically
stopped and defrosting is performed.
• The solenoid valve works when defrosting starts
or stops.
• The outdoor unit is preparing for running.
• When the unit starts running, during operation,
or immediately after the unit stops running, a
sound such as water fl owing may be heard, or
the operation sound may become louder for a
couple of minutes immediately after the unit starts
running. This is the sound of the refrigerant fl owing
or the dehumidifi er draining.
• This is a sound generated when the heat
exchanger, etc. expands and contracts slightly due
to temperature change.
• Various smells from the walls, carpet, clothes,
cigarette, cosmetics, etc. adhere to the
air conditioner.
• Has a blackout occurred?
• Has the circuit breaker blown?
• Has the protective device been activated?
(The operation indicator and
on the remote
controller are blinking.)
• Is the air intake or discharge of the outdoor unit
clogged?
• Is a door or window open?
• Is the air fi lter clogged with dust?
• Is the air volume set to "Low"? or is the operation
mode set to "Fan"?
• Is the setup temperature appropriate?
,
,
etc.) is displayed on the remote
– 15 –
Check code
Code : P10
Unit : 2–2
75
Unit number of
the malfunctioning
indoor unit
Cool
Mode
Fan Speed
Check
Check
Code:P10
Unit:2–2
Return
Contact
Information
When an error has occurred in the air conditioner, the
check code and the unit number of the indoor unit
appear on the display of the remote control.
* The check code appears only while the unit is
running.
Push the [
MONITOR] button or [
CANCEL]
button to display the check information screen.
While the check information screen appears:
Push the "
Contact" [
F1 ] button to
Contact
display the contact number for service.
Push the "
Information" [
F2 ] button to
Information
display the model name and serial number of the unit.
4/4/2565 BE 11:10
4/4/2565 BE 11:10
30-EN
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