24
Cassette-Type Air Conditioner
Maintenance and Service
Indoor Unit
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.
Dirty or clogged coils will reduce the operating efficiency of
the system and cause higher operating costs.
NOTICE
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.
Supply power must be disconnected before cleaning
the indoor unit.
NOTICE
CAUTION:
When the air filter is to
be removed, do not touch the metal
parts of the indoor unit.
It may cause an injury.
Remove the Air filters.
■
Take hold of the tab and pull slightly
forward to remove the filter.
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.
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.
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.
■
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.
1
2
3
4
B enzene
SCOURING
CLBARGER
SIN
NER
Air Intake
Air Outlet
Remote Controller
Air Filter
Rack
Air Intake
(side, rear)
Air Outlet
Vents
Connecting Wire
Power Wire
Connection Tube
Drain Hose
Anti-bacteria filter
Maintenance and Service