Maintenance And Service; Indoor Unit - LG CS18AQ Owner's Manual

Maintenance and Service

Before performing any maintenance, turn off the main power to the system, disconnect the circuit breaker and
unplug the power cord.

Indoor Unit

Clean the unit with a soft dry cloth. Do not use bleach or abrasives.
Never use any of these
• Water hotter than 40°C. It may cause deformation and discoloration.
• Volatile substances. They may damage the surface of the air conditioner.
Air Filters
The air filters behind the front panel / grill should be checked and cleaned once in every
2 weeks or more often if necessary. To remove the filters see the self explanatory
diagrams for each model type. Clean the filters with a vacuum cleaner
or warm soapy water. If dirt is not easily removed, wash with a
solution of detergent in luke warm water. Dry well in shade after
washing and reinstall the filters back in place.
Plasma Filter
The plasma filters behind the air filter should be checked and cleaned once in
every 3 months or more often if necessary. To remove the filters see the self
explanatory diagrams for each model type. Clean the filters with a vacuum
cleaner. If it is dirty wash it with water and dry well in shade an install back in
place.
Allergy Free Filter + Triple Filter
Remove the Allergy Free Filter + Triple Filter behind the air filter and
expose them in direct sunlight for 2 hours.
And then insert these filters into original position.
Removal of Filters
Open the front panel as shown.
Then pull the filter tab slightly forward to remove the air filter.
After removing the air filter remove the plasma and Allergy Free Filter by slightly pulling downwards.
Don't touch this plasma filter within 10 seconds after opening the inlet grille, it may cause an electric shock.
Maintenance and Service
Plasma Filter /
Allergy Filter
Triple Filter
Owner's Manual 19