28
CARE AND MAINTENANCE
Fig.G1
Fig.G2
Fig.G3
Fig.G4
DUCT /CEILING TYPE
1. For the unit is a rear ventilated one, please remove the
screws (2 pieces) fixed on the filter and take down the
filter away from the unit. See Fig.G1.
2. For the unit is a descensional ventilated one, please
push the filter up slightly to let the position retainer
escape away from the flange fixed holes, and take off
the filter according to the arrow direction shows in the
Fig.G2.
3. Clean the air filter. Vacuum cleaner or pure water may
be used to clean the air filter. If the dust accumulation
is too heavy, please use soft brush and mild detergent
to clean it and dry out in cool place.
4. The air-in side should face up when using vacuum
cleaner.(see Fig.G3)
The air-in side should face down when using water
(see Fig. G4).
