Fujitsu 3NGF87255 Betriebshandbuch - Seite 12
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• Do not touch the aluminum fi ns of the heat exchanger
built-in the indoor unit to avoid personal injury when
you maintain the unit.
• Do not expose the indoor unit to liquid insecticides or
hair sprays.
• Do not stand on slippery, uneven or unstable surfaces
when you maintain the unit.
Air cleaning fi lters
(Apple catechin fi lter,
Ion deodorization fi lter)
Air fi lters
The frequency of the cleaning is as shown in the following table.
What to do
Indoor unit body
Air fi lter
Apple-catechin fi lter (UTR-FA16)
(White)
Ion deodorization fi lter (UTR-FA16-2) Cleaning
(Light blue)
* The air cleaning fi lters are sold separately. When you replace them,
contact the store of purchase.
Cleaning indoor unit body
NOTES:
• Do not use water hotter than 40°C.
• Do not use scouring cleanser, volatile solvents such as benzene or
thinner.
1. Wipe the indoor unit body gently with a soft cloth moistened
with warm water.
2. Wipe the indoor unit body gently with a dry and soft cloth.
Cleaning air fi lter
1. Open the intake grille until it snaps.
2. Remove the air fi lters.
Lift up the air fi lters' handle, disconnect the two lower tabs, and pull
out.
Air Filter handle
Tabs (2 places)
En-11
CAUTION
Intake grille
Indoor unit body
Frequency
Cleaning
When you notice
Cleaning
Every 2 weeks
Replacing Every 3 months
Every 3 months
Replacing Every 3 years
3. Remove the dust in either of the following ways.
• Cleaning with a vacuum cleaner.
• Washing with mild detergent and warm water. After washing, dry the
air fi lters thoroughly in the shade.
4. Replace the air fi lters.
Align the sides of the air fi lter with the panel, and push in fully.
Make sure that the two lower tabs are returned to their holes in the
indoor unit properly.
5. Close the intake grille.
Press 6 places on the intake grille to close it completely.
NOTE: If dirt accumulates on the air fi lter, airfl ow will be reduced,
operating effi ciency will lower, and the noise will increase.
Cleaning Ion deodorization fi lter and
Replacing Apple-catechin fi lter
1. Remove the air fi lters. Refer to steps 1 to 2 of "Cleaning air
fi lter".
2. Remove the air cleaning fi lters from the air cleaning fi lter
holder.
Air cleaning fi lter
3. Flush the Ion deodorization fi lter with high-pressure hot
water until the surface of the fi lter is covered with water.
4. Wash the Ion deodorization fi lter with diluent neutral
detergent.
Do not ream or rub, otherwise, the deodorizing eff ect may
decrease.
5. Rinse the Ion deodorization fi lter with water fl ow.
6. Dry the Ion deodorization fi lter in the shade.
7. Set the new or washed air cleaning fi lters into the air
cleaning fi lter holders.
NOTE: Use the Apple-catechin fi lter as soon as possible after opening
the package. The air cleaning eff ect decreases when the fi lters
are left in the opened package.
8. Install the air cleaning fi lter holders to the air fi lters.
Engage the 4 hooks at the rear of the air cleaning fi lter holder with
the latch at both ends of the air fi lter.
NOTE: Take care that the air cleaning fi lter does not project
beyond the holder.
9. Replace the air fi lters and close the intake grille. Refer to
steps 4 to 5 of "Cleaning air fi lter".
Replacing Ion deodorization fi lter
1. Remove the air fi lters. Refer to steps 1 to 2 of "Cleaning air
fi lter".
2. Remove the Ion deodorization fi lter from the air cleaning
fi lter holder.
3. Install the new Ion deodorization fi lter.
Air cleaning fi lter holder
Latch (4 places
at the rear)
Hook (4 places)