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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.
!
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 every 2 weeks or
more often if neccessary.
Air outlet vent
Rack
TU chassis : 4EA 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.
1
When the air filter is to be removed, do not
touch the metal parts of the indoor unit.
It may cause an injury.
2
3
Air filters
4
MAINTENANCE AND SERVICE
Remove the Air filters.
- T ake hold of the tab and pull slightly forward
to remove the filter.
!
CAUTION
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.
41
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