Airo ORIA 18 INT, Owners And Installation Manual

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3.3 Clean the Filter
Clean the air filter according to the following steps.
Step 1
Before Operation
Use a vacuum cleaner or let water flow onto the air filter for removing the dirt from the air filter .
.ACAUTION
Do not use hot water with temperature more than 40
º
C.
Step2
Dry the air filter in the shade after shaking off moisture.
3.4 Reset of Filter indication
After cleaning the air filter, press the "Emergency switch" button. The FIL TER indication will disappear and
the next filter cleaning time will be set.
4.Trouble Shooting
.ACAUTION
When drain water overflows from the indoor unit, stop the operation and contact your dealer.
When you smell or see white smoke coming out of the unit, turn OFF the main power supply and
contact your dealer.
4.1 lf Trouble Still Remains ...
lf the trouble still remains even after checking the following, contact your contractor and inform them of the
following items.
(1) Unit Model Name
(2) Content of Trouble
4.2 No Operation
Check whether the SET TEMP is set at the correct temperature.
4.3 Not Cooling or Heating Properly
• Check for obstruction of air flow in outdoor or indoor units.
• Check if too many heating sources are located in the room.
• Check if the air filler is clogged with dust.
• Check if the doors or windows are open.
• Check if the temperature condition is within the operation range.
4.4 This is Not Abnormal
• Smells from indoor unit
Smell adheres on indoor unit after a long period of time. Clean the air filter and panels or allow a good
ventilation.
• Sound from Deforming Parts
During system starting or stopping, a sound might be heard. However, this is due to thermal deformation
of plastic parts. lt is not abnormal.
• Steam from Outdoor Heat Exchanger
During defrosting operation, ice on the outdoor heat exchanger is melted, resulting in making steam.
• Dew on Air Panel
When the cooling operation continues for a long period of time under high humidity conditions, dew can
form on the air panel.
• Refrigerant Flow Sound
While the system is being started or stopped, sound from the refrigerant flow may be heard.
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