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Fig.27
Fig.28
13.3.3 Duct Type
Fig.29
Fig.30
2. Take out the air-in grill(together with
the air filter shown in Fig. B). Pull the
air-in grill down at 45º and lift it up to
take out the grill.
3. Dismantle the air filter.
4. 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 the
cool place).
• The air-in side should face up when
using vacuum cleaner.
• The air-in side should face down when
using water.
5. Re-install the air filter
6. Install and close the air-in grill in the
reverse order of step 1 and 2 and
connect the control box cables to the
corresponding terminators of the main
body.
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.
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.
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 the
cool place).
• The air-in side should face up when
using vacuum cleaner.
• The air-in side should face down when
using water.
4. Re-install the air filter