En-7
7. ENERGY SAVING OPERATIONS
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
Room temperature
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.
7.2. Human sensor for energy saving
WARNING
• Do not use this function when there are only infants,
children, elderly, or sick persons in the room.
CAUTION
• Do not use this function in server rooms or other
places where there is no one in the room.
• Do not place large objects near the human sensor.
Also keep heating units outside the sensor’s detection
area.
When no one is in the room, the air conditioner operates moderately to
prevent waste of electricity.
(This function is activated at the time of purchase.)
)
)
To change the setting, press
.
While the Energy Saving program is activated,
on the
remote controller display will turn on.
NOTES:
• The following operations will override the Energy Saving program.
-Sleep timer operation
-
10 ˚C Heat operation
• The Energy Saving program may not work when the room
temperature is very different from the set temperature, such as
when immediately after starting the operation.
■
Details on Energy Saving program
Human sensor on the indoor unit detects movement of people.
If there is no one in the room for approximately 20 minutes, the
temperature will be adjusted moderately.
When someone comes back into the room, the air conditioner revert to
the original settings.
Operation
mode
Room temperature
(When there is no one there)
Cooling/Dry
Higher than the set temperature (Max. +2˚C)
Heating
Lower than the set temperature (Max. -4˚C)
Auto
Depending on the operating mode (Cooling/ Heating/
Dry).
Detection range of Human sensor
90°
6 m
6 m
50°
50°
Side view
Top view
NOTES:
Since Human sensor detects infrared light given out by people,
the detection may be incorrect in the following situations.
Situations in which the sensor may detect no one in the room,
even when there is someone there:
•
When the room temperature is high and the difference with people’s
body temperature is small. (Such as when the temperature is 30˚C
or higher in summer.)
• When someone in the room do not move for a long time.
• When someone is hidden behind a sofa, other furniture, glass, or in
similar situations.
• When someone is wearing extremely thick clothing and turn their
backs on the sensor.
Situations in which the sensor may detect people in the room, even
when there is no one there
• When there is a dog or a cat moving around in the room.
• When wind is moving curtains or plants.
•
When heating units, humidifiers, or electric appliances such as
oscillating electric fans are operating.
7.3. Fan control for energy saving
In the Cooling operation, when the room
temperature reaches the set temperature, the
indoor unit fan rotates intermittently to save
power. (This function is activated at the time of
purchase.)
To change the setting, use the following
steps;
1.
Press until only the clock is displayed on the remote
controller display.
2.
Press and hold
for more than 5 seconds.
The current Fan Control status ( ) is displayed.
3.
Press
to switch between activated ( ) or
deactivated (
).
4.
Press to send the setting to the indoor unit.
The display will return to the original screen.
NOTES:
If you do not press any buttons for 30 seconds after is
displayed,
will turn off. In this case, repeat the setting from
step 2.
During the Sleep timer operation, the setting temperature changes as
the following figure.
In Heating mode
Set
temperature
Set time
1 hour
Set time
1 hour
1.5 hour
30 min.
1 °C 2 °C 3 °C 4 °C
2 °C
1 °C
In Cooling or Dry mode
After the set time has elapsed, the air conditioner operation turns off.
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