ENGLISH
CAUTIONS CONCERNING THE USAGE OF THIS PRODUCT
• Do not block the intake and exhaust ports.
• Do not use the unit near or on hot objects, such as a stove, etc. Also, do not use the unit where it unit
may come into contact with steam.
• Do not use the unit on its side.
Deformation, malfunction and/or overheating of the motor may occur as a result.
• Do not use the unit in a kitchen, etc., where there is generation of lampblack.
• Do not use detergent when cleaning the unit.
The unit surface may become damaged or cracked.
In addition, the sensors may malfunction as a result.
• When transporting the unit, always hold the handle on the back of the unit.
Holding the front panel when carrying may cause it to detach, thus dropping the unit and resulting in
bodily injury.
CAUTIONS CONCERNING THE INSTALLATION
DO NOT USE THE REMOTE CONTROL IN THE FOLLOWING LOCATIONS
• Location where there are inverter lighting equipment or electronic spontaneous lighting equip-
ment
The remote control may become inoperative. In this case, move away from such lighting equipment
or change direction.
• Location exposed to direct sunlight
The unit may not received signals from the remote control
The unit may not respond to the signals of the remote control if the ends of fluorescent lighting
become black or lights flicker due the depletion of service life; however, this is not a malfunction of
the remote control or the main unit. In this case, replace the lighting with new fluorescent tubes.
TAKE CAUTION TO THE FOLLOWING DURING INSTALLATION
• Leave at least 2.5m of space from televisions and radios
Electrical interference may occur as a result.
• Leave at least 60cm of space from the wall
The motor may overheat, causing malfunction as a result.
• Avoid a location where sensors are exposed to direct wind
The unit may not operate properly.
• Avoid a location where curtains, etc., come into contact with the intake or exhaust port.
Curtains, etc., may become dirty or malfunction may occur as a result.
EFFECTIVE USAGE
• Stable surface with sufficient air circulation
• Near smoking area
Air pollution is detected quickly.
ABOUT THE FILTER
• Effectiveness cannot be achieved1 if HEPA filter is attached on the wrong side. Moreover, make sure
not to reverse and attach used filter because dust accumulated on the filter will be blown out during
operation.
• Do not wash and reuse Apatite HEPA filter and deodorization filter. It doesn’t have effect, and they
become an electric shock and the cause of the trouble.
• Small dust and odors such as tobacco smoke rise and accumulate at the top of the room.
• Large dust such as pollen and house dust accumulate at the bottom of the room.
• The wall, etc., behind the exhaust port may become dirty as time passes. When using the unit for
extensive period in the same location, use a vinyl sheet, etc., to prevent the wall from becoming dirty.
In addition, periodical clean the wall, etc.
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Summary of Contents for FU-21SE
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