18-EN
17-EN
– 9 –
NOTE
Auto Changeover
y
When in Auto Mode, the unit selects the operating mode (cooling, heating or fan only) based on the user set
point temperature.
• If the Auto mode is uncomfortable, you can select the desired conditions manually.
Cooling
• If there is a demand for cooling, unit will start approximately 1 minute after mode is selected.
• When the room temperature reaches the set temperature, the outdoor unit stops and the indoor unit fan runs at
extremely low speed.
Heating
• If there is a demand for heating, unit will start approximately 3 to 5 minutes after the mode is selected.
• After the heating operation has stopped, fan may continue to run for approx. 30 seconds.
• When the room temperature reaches the set temperature, the outdoor unit stops and the indoor unit fan runs at
extremely low speed.
• During defrost operation, the fan stops so that cool air is not discharged. (“ ” Pre-heat is displayed.)
When operation is restarted after stop
When the unit is attempted to restart immediately after it was stopped, the unit can not start for approx. 3 minutes
this is to protect the compressor.
■
8°C operation (For object pre-heating)
The air conditioner can control the heating temperature to about 8°C in the heating mode.
The 8°C heating operation requires settings with the wired remote controller. Ask the installer or dealer for
the settings according to the installation manual of the indoor unit.
Start
1. Set the displayed temperature to 18°C in the heating mode by pushing TEMP.
button.
2. Set the displayed temperature to 8°C by pushing TEMP.
button for at least 4 seconds.
Stop
1. Set the displayed temperature to 18°C by pushing TEMP.
button.
• The air conditioner returns to the normal HEAT mode. Select a desired temperature and operation mode.
NOTE
• The discharged air temperature is lower than that in the normal heating operation.
• The room temperature may not be heated evenly depending on the remote controller installation location.
• The room temperature may not reach 8°C depending on the room size or the installation conditions.
• Setting for fan speed is available during the 8°C heating operation.
The 8°C heating operation is cancelled in the following cases.
• When operation is stopped with
button.
• When another operation mode is selected with
button.
• When temperature setting or operation mode is changed or operation is started / stopped by the wireless
remote controller or the central control remote controller.
• When this operation mode is used, observe proper operating hours and we recommend that you ask service
staff for periodic maintenance of the air conditioner.
4
Operation
When you use the air conditioner for the
fi
rst time or change the settings, please follow the steps below.
From then on, press the On/Off button to run the air conditioner with the selected settings.
■
Standby
When “SETTING”
fl
ickers, the operation will not be accepted by system.
REQUIREMENT
• During use, keep the power switch in open state.
• When you use it again after a long time, please turn on the power switch at least 12 hours in advance.
• About 1 minute after the power is turned on, the remote controller can work. This is not a fault.
■
Run operation
Menu button
Set button
ON/OFF button
1
ON/OFF button
Press the button to light up the running indicator,
and start running.
2
Select running mode
Switch to the running mode by pressing the menu
button.
• The current running mode icon
fl
ickers.
Press the set button each time, then the running mode
and its icons change in the following order :
Auto
Dry
Cool
Fan
Heat
(Dehumidify)
• “ Dehumidify” is not available for concealed duct
high static press type.
• If the button is not operated within 30 seconds, the
running mode selection will end.
3
Select the fan speed
Switch to the fan speed mode by pressing the
menu button.
• The current fan speed icon
fl
ickers.
Press the set button each time, then the fan speed
mode and its indication change in the following order :
Auto
Low Low +
Med.
Med. +
High
• The fan speed that can be set will vary depending on
the connected indoor units.
In the fan mode, “
Auto” cannot be selected.
• These models that cannot set the fan speed will
display “
”.
• If the button is not operated within 30 seconds, the
fan speed selection will end.
4
Temperature selection
Press the set button to adjust the temperature.
• Temperature setting range is from 18.0°C
to 29.0°C
• The sensitivity of temperature adjustment is
0.5°C.
