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During the Sleep timer operation, the setting temperature changes as
the following fi gure.
In Heating mode
1 °C 2 °C 3 °C 4 °C
30 min.
1 hour
1.5 hour
Set time
After the set time has elapsed, the air conditioner operation turns off.
7. ENERGY SAVING OPERATION
7.1. Economy operation
It saves more electricity than other operation modes by changing the set
temperature to a moderate setting.
Press
to activate/deactivate the Economy
operation.
[
] indicator on the indoor unit will turn on.
Operation
mode
Cooling/Dry
Few degrees higher than the set temperature
Heating
Few degrees lower than the set temperature
NOTES:
• In the Cooling, Heating, or Dry mode, the maximum output of this
operation is approximately 70 % of usual operation.
• This operation cannot be performed during the temperature
monitoring by the Auto mode.
8. OTHER OPERATIONS
8.1. Powerful operation
In the Powerful operation, the air conditioner will operate at maximum
power and strong airfl ow to cool down or warm up the room quickly.
NOTES: In the multi-split connection, this function cannot be used.
Press
to activate/deactivate the Powerful operation.
When activated, the indoor unit will emit 2 short beeps.
When deactivated, the indoor unit will emit 1 short beep.
The Powerful operation will be turned off automatically in the following
situations:
• The Powerful operation runs for a certain amount of time and the
room temperature reaches the set temperature in the Cooling, Dry,
or Heating mode.
• 20 minutes after the Powerful operation has started.
NOTES:
• The airfl ow direction and the fan speed are controlled automatically.
• The Powerful operation cannot be performed simultaneously with
Economy operation.
• The Powerful operation overrides the following operations. If
the following operations are set, they will start after the Powerful
operation fi nishes.
- Outdoor Unit Low Noise operation
• If the wired remote controller (optional) is connected, this function is
restricted.
En-7
In Cooling or Dry mode
Set time
Set
temperature
1 hour
1 °C
Room temperature
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.
NOTES: In the multi-split connection, this function cannot be used.
Press
2 °C
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 off.
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
The indoor unit will emit 1 short beep and [
indoor unit will turn on.
Press
to turn off the air conditioner.
[
] indicator will turn off.
NOTES:
• During the 10 °C Heat operation, only
• When the room temperature is warm enough, this operation will not
perform.
• If the wired remote controller (optional) is connected, this function is
restricted.
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).
NOTES: If custom codes is different 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 and hold
5 seconds.
The current custom code will be
displayed (initially set to A).
3. Press
custom code between A ( ) ↔ B ( )
↔ C (
) ↔ D ( ).
* Match the custom code on the display
to the air conditioner custom code.
4. Press
The custom code will be set.
The display will return to the clock display.
to activate/deactivate the Outdoor Unit Low
to activate the 10 °C Heat operation.
for more than
to change the
again.
] indicator on the
is valid.
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