LG UM42F Manual Del Propietário página 26

Maintenance and Service
Maintenance and Service
Ceiling Cassette - 1Way (Grille + Panel)
!
CAUTION
Before performing any maintenance, turn off
the main power to the system.
n Turn the system off before cleaning. Clean the
unit with a soft dry cloth. Do not use bleach or
abrasives.
NOTE
Power supply must be disconnected before cleaning
the indoor unit.
Air Filter
The air filters behind the front grille should be
checked and cleaned once in every 2 weeks or more
often if necessary.
<Grille Type>
Rack
Air filter
<Panel Type>
Air filter
TT chassis : 6 EA Rack
TU chassis : 4 EA Rack
26 Indoor Unit
Plasma filter
(Optional)
Plasma filter
(Optional)
n 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.
<Grille Type>
Air outlet
Air inlet
Wired Remote Controller
(Accessory)
<Panel Type>
Air outlet
Air inlet
Wired Remote Controller
(Accessory)
1. Remove air filters.
!
CAUTION
When the air filter is to be removed, do not touch the
metal parts of the indoor unit. It may cause an injury.
2. Remove Plasma filter (Optional).
n Unscrew 2 screws from Plasma filter (Optional).
3. Clean dirt from the air filter using a vacuum
cleaner or washing with water.
n If dirt is conspicuous, wash with a neutral detergent
in lukewarm water.
n If hot water (40 °C or more) is used, it may be
deformed.
4. After washing with water, dry well in the
shade.
n Do not expose the air filter to direct sunlight or
heat from a fire when drying it.
5. Install Plasma filter (Optional) and air filter.