18 Convertible Air conditioner
Maintenance and Service
Maintenance and Service
Indoor Unit
CAUTION: Before performing any maintenance, turn off the main power to the system.
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.
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.
❏ 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.
Lift the front access panel and pull the filter tab
slightly forward to remove the filter.
Clean the filter with a vacuum or warm, soapy
water.
• If dirt is conspicuous, wash with a solution of
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.
Re-install the air filter.
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.
Note: Dirty or clogged coils will reduce the operating
efficiency of the system and cause higher
operating costs.
