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4
Operation
When you use the air conditioner for the first time or change the settings, follow the procedures below. From next
time, pushing the ON/OFF button starts running of the air conditioner with the chosen settings.
■
Standby
Operations are not accepted when “SETTING” is blinking.
REQUIREMENT
• Keep the power switch turned on during use.
• When you resume using the air conditioner after a long period of disuse, turn on the power switch at least 12 hours
before starting running.
• When the power is turned on, it takes about 1 minute before the remote controller becomes operable.
This is not a malfunction.
■
Running operation
Some operation modes are not available depending on the type of indoor unit.
1
ON/OFF button
Push this button to light the operation lamp and
start operations.
When heating
• The heated air comes out after a 3 to 5 minutes
of pre-heating with the indoor fan kept turned
off.
2
Select the operation mode
Push the Menu button several times to select the
operation mode.
• The current operation mode flashes.
Each time you push the setting button, the
operation mode and its icon change in the
following order:
• The Automatic operation is not available for
SMMS series units other than heat recovery
system.
• If you do not push any button for 30s, the
operation mode finishes.
3
Select the fan speed
Push the Menu button several times to select the
fan speed mode.
• The current fan speed indicator flashes.
Each time you push the setting button, the fan
speed mode and its indication change in the
following order:
• A selectable fan speed differs depending on
indoor units to be connected.
• “
Auto” cannot be selected at the Fan
mode.
• FIX “
” is displayed for models capable of
the fan speed setting.
• If you do not push any button for 30s, the fan
speed mode finishes.
• If you do not push any button for 30s, the
operation mode finishes.
4
Select the temperature
Push the setting button to adjust the temperature.
• The temperature setting range is 18.0 °C to
29.0 °C.
• The temperature can be set in steps of 0.5 °C.
NOTE
When cooling
Running starts in approximately 1 minute.
When heating
• The air conditioner may continue running in the fan
operation for about 30 seconds after stopping heating.
• The heated air comes out after a 3 to 5 minutes of pre-
heating with the indoor fan kept turned off.
(The pre-heat indicator “
” is displayed on the
remote controller.)
The temperature sensor detects the return air
temperature at the indoor unit, which may slightly differ
from the actual room temperature depending on
installation condition. Set temperature is a target of room
temperature.
Menu button
Setting button
ON/OFF button
Heat
Dry
Cool
Fan
(Dehumidify)
Auto
5
OFF timer operation
OFF timer: The indoor unit stops when the set time is reached.
1
OFF timer button
Push the OFF timer button during air conditioning operation.
• “
” and “OFF” light and “SETTING” and timer indicator flash.
2
Select the OFF timer time
Push the setting button to set the time.
• The OFF timer time can be set to 0.5h (30 min), 1h, 2h,
∙
∙
∙
up to 24h.
• If you do not push any button for 30s, the OFF timer setting will be cancelled.
3
Push the OFF timer button
“SETTING” disappears, the timer indicator changes from flashing to lighting, and the OFF timer starts.
• The timer indicator on the OFF timer operation is displayed with countdown.
■
Cancelling the timer
1
Push the OFF timer button
The timer indicator disappears.
NOTE
Even if air conditioning is turned on or off with the ON/OFF button during OFF timer operation, the OFF timer operation
continues.
1,3
2
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