If you do not plan to use the unit for more than 1 month
(1) Operate the fan for 3 to 4 hours to dry the inside of the unit
• Cooling only model : Operate "FAN ONLY" mode.
• Heating pump model : Operate "Cooling" mode with setting
(2) Stop the air conditioner and turn off the power main switch or the
circuit breaker.
(3) Remove the batteries from the remote controller.
Checks before operation
(1) Check that the air filters are installed.
(2) Check that the air outlet or inlet is not blocked.
(3) Load batteries in the remote controller. (Refer to page 7.)
(4) Turn on the power main switch or the circuit breaker to the mains AC
outlet to turn on the air conditioner.
WARNING
Make sure to ask the qualified person for cleaning.
Turn off the main power supply switch or breaker before unit maintenance.
Cleaning of Return grille
Preparation :
1. Turn off the air conditioner by the remote controller.
2. Dismount the Return grille.
Clean the Return grilles with water:
• Wipe down the Return grille with a sponge or towel moistened with a kitchen detergent.
(Don't use any metallic brush for cleaning.)
• Carefully rinse the Return grille to wash out the detergent.
• After rinsing the Return grille with water, dry it in the shade.
CAUTION
• Don't start the air conditioner while leaving the return grille removed.
Cleaning of Air Filters
• Recommended cleaning intervals: Every two weeks.
• If the air filters are not cleared, it not only gets the cooling performance of air conditioner declined but
causes a failure in the air conditioner such as water-drops fall down from it.
Preparation :
1. Turn off the air conditioner by the remote controller.
2. Dismount the Return grille.
Use a vacuum cleaner to remove dust from the filters or wash them with water.
• After rinsing the air filters with water, dry them in the shade.
Set the air filter into the air conditioner.
NOTE
For Air conditioning system which is operated regularly, cleaning and maintenance of the indoor/outdoor
units are strongly recommended.
As a general guide, if an indoor unit is operated for about 8 hours daily, the indoor/outdoor units will need
to be cleaned at least once in every 3-MONTHS. This cleaning and maintenance shall be carried out by a
qualified person.
Failure to clean the indoor/outdoor units regularly will result in poor cooling effect, icing, water leaking and
even premature compressor failure.
temperature 30°C.
17
FAN ONLY operation or
thermo.-off operation