Hitachi RAS-13EX9G Instruction Manual page 32

MAINTENANCE (continued)
• Cleanliness of filters differs according to environment and usage conditions. Check regularly, if
the filters are dirty, cleaning is recommended. Especially if the Fresh Air In operation is utilized
often, check the filters once every 2 weeks and if the filter is dirty, cleaning is recommended.
Although small insects may be caught in the Fresh Air In Pre-Filter, they have entered from the
outside air (outside the room) and it is not uncommon. Please wash the Fresh Air In Pre-Filter.
■ Operate after the power plug is unplugged.
1
Opening the Front Panel
• Hold both sides of the front panel and lift up.
Do not hold the movable panel when opening and closing the front panel.
Movable panel
2
Removing the Fresh Air
In Pre-Filter
• Please pull out to
the front.
• Outdoor dust sticks
to the lower side of
the exhaust pre-
filter.
4
Confirm the Dirt on Each of the
Removed Filters
• Please proceed to 6 if the filter is not
dirty.
5
Wash Each of the Removed
Filters with Water
• After washing with water, please allow
to drip dry.
• If the dirt is difficult to wash off, please
wash with luke warm water that does
not exceed 40°C.
• Nano-Titanium
Deodorizing/Dust Collecting Fresh
Air In Filter should be washed and
dried in the shade once in every 3
months. Although it can be washed
and used repeatedly, it is
recommended that the filter is
replaced every 3 years.
RAS13EX9G_EN(25-40).p65
(How to open and close the front panel, refer to page 5.)
Front panel
Disinfecting/
–
32
3
Removing the Nano-Titanium
Disinfecting/Deodorizing/Dust
Collecting Fresh Air In Filter Case
• Please hold the handle of the Nano-
Titanium Disinfecting/Deodorizing/
Dust Colecting
Fresh Air In Filter
Case and pull out to
the front.
Nano-Titanium Disinfecting/
Deodorizing/
Dust Colecting Fresh Air In Filter
6
Attaching the Fresh Air In
Pre-Filter
• Please keep the engraved mark up
and attach by pushing the filter into the
device until the filter clicks.
• Improper filter installation may
result in abnormal noises.
Fresh Air In Pre-Filter
32 –
3/8/07, 2:46 PM