– 35 –
MAINTENANCE
Cleaning and maintenance must be carried out when fi lter lamp lights. Before cleaning, stop operation and
switch off the power supply.
1. PRE-FILTER
Clean the pre-fi lter, as it removes dust inside the room. In case the pre-fi lter is full of dust, the air fl ow
will decrease and the cooling capacity will be reduced. Further, noise may occur. Be sure to clean the
pre-fi lter following the procedure below.
!
CAUTION
1
Open the front panel and remove the pre-fi lter
● Gently lift and remove the air purifying fi lters
from the pre-fi lter frame.
2
Vacuum dust from the pre-fi lter and air purifying
fi lter using vacuum cleaner. If there is too much
dust, rinse under running tap water and gently
brush it with soft bristle brush. Allow pre-fi lters to
dry in shade.
3
● Re-insert the air purifying fi lter to the pre-fi lter
frame. Set the pre-fi lter with “FRONT” mark
facing front, and slot them into the original state.
● After attaching the pre-fi lters, push the front
panel at three arrow portions as shown in fi gure
and close it.
!
CAUTION
● Do not wash with hot water at more than 40°C. The pre-fi lter may shrink.
● When washing it, shake off moisture completely and dry it in the shade; do not expose it directly to the
sun. The pre-fi lter may shrink.
PROCEDURE
RAK-18-25-35-50NHA2-3 35RAK-18-25-35-50NHA2-3 35 6/3/14 11:40 AM6/3/14 11:40 AM
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