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Maintenance and Service
Maintenance and Service
CAUTION Before performing any maintenance, turn off the main power to the system.
Indoor Unit
Grille, Case and Remote Control
Turn the system off before cleanining, To clean, wipe
with a soft, dry cloth. Do not use bleach or abrasives.
NOTICE
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 every 2 weeks or more
often if neccessary.
Rack
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.
Outdoor Unit
The heat exchanger coils and panel vents of the outdoor unit
should be checked regularly. If clogged with dirt or soot, the
heat exchanger and panel vents may be professionally
steam cleaned.
NOTICE
Dirty or clogged coils will reduce the operating efficiency of the
system and cause higher operating costs.
26 Cassette-Type Air Conditioner
Air Outlet
Remove the Air filters.
1
Take hold of the tab and pull slightly
forward to remove the filter.
Air Filter
It may cause an injury.
Clean dirt from the air filter using a
2
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.
After washing with water, dry well
3
in the shade.
Do not expose the air filter to direct
sunlight or heat from a fire when
drying it.
Install the air filter.
4
Air Intake
(side, rear)
Air Outlet
Air Intake
Remote Controller
CAUTION:
When the air filter is to
be removed, do not touch the metal
parts of the indoor unit.
Anti-bacteria filter
Connecting Wire
Power Wire
Connection Pipe
Drain Hose
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