Cleaning; do it periodically, removing the dust with a moist cloth. If nec- essary, use a non-aggressive detergent. Never use petrol or solvents.
Checking: Do it periodically, making sure that:-the condensation drain holes are not obstructed.-the openings in the floor are not obstructed.
Filters cleaning (1): periodically carry out this operation; wash the filters (N.1) with a detergent solution and allow to dry before refitting. Active Carbon filter (2) (optional): It's recomended to change the active carbon filters ( N.2) every year.
