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EN
EN
ID
■
8 °C OPERATION (For object pre-heating)
(SDI series 4 and DI series 4 only)
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 four 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.
27-EN
28-EN
5-1. Correct usage
When the air conditioner is used for the first time or when the setting is changed, follow the steps below. Settings
are saved in memory and are displayed anytime the unit is turned on by pushing the
button.
■
Preparation
• When the circuit breaker is turned on, the partition
lines are displayed on the remote controller.
*
After the circuit breaker is turned on, the remote
controller does not accept any commands for
approx. 1 minute, this is not a failure.
REQUIREMENT
When the air conditioner is re-powered after it has not
been used for a long period, turn on the circuit breaker
at least 12 hours before starting the air conditioner.
SET
TIME
TIMER SET
TEST
FILTER
RESET
TEMP.
CL
FAN
SAVE
SWING/FIX
VENT
MODE
ON / OFF
UNIT LOUVER
1
3
2
4
◆
Start
1
Push
button.
The operation lamp illuminates, and the operation
starts.
2
Select an operation mode with the “
”
button.
One push of the button, and the display changes
in the order shown below.
Auto
Heat
Dry
Cool
Fan
3
Select fan speed with “
” button.
One push of the button, and the display changes
in the order shown below.
Auto
High
Med.
Low
• When fan is in “
AUTO”, fan speed is
adjusted based on difference between set point
and room temperature.
• In heating operation, if the room temperature
is not heated suf
fi
ciently with speed “ LOW”
operation, select “
MED.” or “
HIGH”
operation.
• The temperature sensor detects the return air
temperature at the indoor unit, which differs
from the room temperature depending on the
installation condition.
Set point is a target of room temperature.
(
“Auto” is not selectable in the Fan mode.)
4
Select the set point temperature by
pushing the “TEMP.
” or “TEMP.
”
buttons.
◆
Stop
1
Push
button.
The operation lamp goes off, and the operation
stops.
In the COOL, DRY, or AUTO (cooling) mode, the
fan runs for 10 minutes (or more) for dehydrating
heat exchanger operation.
NOTE
Auto Changeover
• During 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, the desired
conditions can be selected manually.
Cooling
If there is a demand for cooling, unit will start
approximately 1 minute after mode is selected.
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 restarted immediately after it was
stopped, the unit can not start for approx. 3 minutes
this is to protect the compressor.
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9/22/57 BE 3:40 PM
