Maintenance and Service

12 Indoor Unit

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Wired Remote Controller
Anti-biofilter
Air
Intake
Air Outlet
Remote Controller
TEMP
Air Filter
Rack
Maintenance and Service

Grille, Case, and Remote Control

❏Turn the system off before cleaning. To clean, wipe with
a soft, dry cloth. Do not use bleach or abrasives.
Supply power must be disconnected before
cleaning the indoor unit.
NOTICE
1. Remove the Air filters.
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Take hold of the tab and pull slightly forward
to remove the filter.

CAUTION:

When the air filter is
to be removed, do not touch the
metal parts of the indoor unit.
It may cause an injury.
2. Clean dirt from the air filter using a vacuum
cleaner or washing with water.
■
If dirt is conspicuous, wash with a neutral
detergent in lukewarm water.
■
If hot water (50°C or more) is used, it may be
deformed.
3. After washing with water, dry well in
the shade.
■
Do not expose the air filter to direct
sunlight or heat from a fire when drying
it.
4. Install the air filter.

Air Filters

The air filters behind the front grille should be checked and
cleaned once every 2 weeks or more often if neccessary.
CAUTION: Before performing any maintenance, turn off the main power to
the system.
■ 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
conditioner.