30
Ceiling Cassette Air Conditioner
Maintenance and Service
CAUTION Before performing any maintenance, turn off the main power to the system.
Indoor Unit
Outdoor Unit
Maintenance and Service
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
Remove the Air filters.
■
Take hold of the tab and pull slightly
forward to remove the filter.
■
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.
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
Air Filters
The air filters behind the front grille should be
checked and cleaned once every 2 weeks or more
often if neccessary.
CAUTION:
When the air filter is to
be removed, do not touch the metal
parts of the indoor unit.
It may cause an injury.
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.
B enzene
SCOURING
CLBARGER
S IN
NER
Anti-biofilter
Remote
Controller
Air Outlet
Air Outlet
Air Intake
(side, rear)
Connecting Wire
Drain Hose
Connection Pipe
Power Wire
Air
Intake
Rack
Air Filter
1
2
3
4
Summary of Contents for LTNC186ELE1
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Page 34: ...34 Ceiling Cassette Air Conditioner Memo ...
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