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.
EN
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