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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 inside the unit
Operate “FAN ONLY” mode with set temperature 30°C.
(2) Stop the air conditioner and turn off the main power switch or the
circuit breaker.
Checks before operation
(1) Check that the air filters are installed.
(2) Check that the air outlet or inlet is not blocked.
(3) Turn on the main power switch or the circuit breaker for the mains AC
outlet to turn on the air conditioner.
FAN ONLY operation
WARNING
Make sure to ask the qualified maintenance professional for cleaning.
Turn off the main power supply switch or breaker before the 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.
(Do not 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
• Do not 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 impairs the
cooling performance of air conditioner but causes a
failure in the air conditioner such as water drops.
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 rule, if an indoor unit is operated for about 8 hours daily, the indoor/outdoor units will need to
be cleaned at least once every 3-MONTH. This cleaning and maintenance shall be carried out by a
qualified person.
Failure to clean the indoor/outdoor units regularly will result in poor performance, icing, water leaking and
even compressor failure.