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Maintenance and Service
Maintenance and Service
Before performing any maintenance, turn off the main power to the system, disconnect the circuit breaker and
unplug the power cord.
Artcool Mirror Type
Grille, Case, and Remote Control
o Turn the system off before cleaning.
To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives.
NOTE
Supply power must be disconnected before cleaning the indoor unit.
AIR FILTERS
The air filters behind the front grille should be checked
and cleaned once in every 2 weeks or more often if nec-
cessary.
1. Open the front panel as shown.
2. Then pull the filter tab slightly forward to remove
the air filter.
3. Clean the filter with a vacuum cleaner or warm, soapy
water.
• If dirt is conspicuous, wash with a solution of
detergent in lukewarm water.
• If hot water (40°C or more) is used, it may be
deformed.
4. After washing with water, dry well in the shade.
5. Re-install the air filter.
NANO PLASMA FILTER
The NANO PLASMA filter behind the air filters should
be checked and cleaned once in every 3 months or
more often if necessary.
1. After removing the air filters, pull slightly forward to
remove the NANO PLASMA filter.
2. Remove dust with vacuum cleaner or air.
(You should not try to wash with water).
3. Note the cuts of electric discharge lines.
4. Re-install the NANO PLASMA filter to the original
position.
o Never use any of the followings:
• Water hotter than 40°C
Could cause deformation and/or discoloration.
• Volatile substances
Could damage the surfaces of the air condi-
tioner.
18 Multi Air Conditioner
Front panel
Plasma filter
Don't touch this PLASMA Filter within 10
seconds after opening the inlet grille, it may
cause an electric shock.
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