En-9
8.2. Outdoor Unit Low Noise operation
The Outdoor Unit Low Noise operation lowers noise from the outdoor
unit. During this operation, the rotation number of the compressor
decreases and the outdoor unit fan rotates slowly.
NOTE:
• In the multi-split connection, this function cannot be used.
)
Press to activate/deactivate the Outdoor Unit Low
Noise operation.
While the Outdoor Unit Low Noise operation is activated,
on the remote controller is displayed.
The setting is preserved even if the air conditioner is turned o.
NOTES:
• This operation cannot be performed simultaneously with the Fan
mode, Dry mode, and Powerful operation.
• If the wired remote controller (optional) is connected, this function is
restricted.
8.3. 10°C Heat operation
10°C Heat operation maintains the room temperature at 10°C so as to
prevent the room temperature to drop too low.
)
Press to activate the 10°C Heat operation.
The indoor unit will emit 1 short beep and [ ] indicator on the
indoor unit will turn on.
)
Press to turn o the air conditioner.
[ ] indicator will turn o.
NOTES:
• During the 10°C Heat operation, only
and are valid.
• When the room temperature is warm enough, this operation will not
perform.
• If the wired remote controller (optional) is connected, this function is
restricted.
• In the multi-split type air conditioner, the room temperature will rise
higher than 10°C if the other indoor units operate at Heating mode.
When using the 10°C Heat operation, we recommend that setting all
indoor units at 10°C Heat operation.
9. SETTINGS ON INSTALLATION
9.1. Remote controller custom code setting
By setting custom code of indoor unit and remote controller, you can
specify the air conditioner which the remote controller controls.
When two or more air conditioners are in the room and you wish to
operate them separately, set the custom code (4 selections possible).
NOTE:
• If custom codes is dierent between the indoor unit and the remote
controller, the indoor unit cannot receive a signal from the remote
controller.
How to set the remote controller custom code
1. Press
until only the clock is displayed on the remote
controller display.
2. Press down
for more than 5
seconds.
The current custom code will be
displayed (initially set to A).
3. Press
to change the
custom code between A (
) ↔ B ( )
↔ C (
) ↔ D ( ).
* Match the custom code on the display
to the air conditioner custom code.
4. Press
again.
The custom code will be set.
The display will return to the clock display.
• To change the air conditioner custom code, contact an authorized
service personnel (initially set to A).
• If you do not press any buttons for 30 seconds after the custom
code is displayed, the display returns to the clock display. In this
case, repeat the setting from step 2.
• Depending on the remote controller, the custom code may return
to A when replacing the batteries. In this case, reset the custom
code as necessary. If you do not know the air conditioner custom
code, try each code until you nd the code which operates the air
conditioner.
10. CLEANING AND CARE
CAUTION
• Before cleaning this product, be sure to turn it o and
disconnect all the power supply.
• Before starting operation, make sure that the intake
grille has been shut completely. Incomplete closing
of the intake grille might have an eect on the proper
working or performance of the air conditioner.
• If the lter cleaning involves high-place work, consult
the authorized service
personnel.
• Do not touch the aluminum ns of 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 lters
(Apple catechin lter, Ion deodorization lter)
Intake grille
Air lters
Indoor unit body
The frequency of the cleaning is as shown in the following table.
What to do Frequency
Cleaning indoor unit body When you notice
Cleaning air lter Every 2 weeks
Cleaning Ion deodorization lter Every 3 months
Replacing Apple-catechin lter
(Model name: UTR-FA16)
Replacing Ion deodorization lter
(Model name: UTR-FA16-2)
Every 3 years
* The air cleaning 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 moisten
with warm water.
2. Wipe the indoor unit body gently with a dry and soft cloth.
9387602449-01_OM_En_ASTH18KMTD.indd 99387602449-01_OM_En_ASTH18KMTD.indd 9 2023/05/16 18:07:002023/05/16 18:07:00