Hitachi RAK-18PPB Manual De Instrucciones página 19

ECO OPERATION
ECO OPERATION with sensor
The sensor detects the presence of people in the room. When nobody is detected, the unit automatically starts
enegy saving operation by shifting the set temperature in two steps.
When the presence of people is not detected for 20 minutes, the set temperature is automatically shifted for
energy saving. If nobody is in the room for 60 minutes , the set temperature is shifted further .
Cooling operation [diagram representation
for illustrative purpose only]
Setting
temperature
Shift
temperature
20 minutes
The unit returns to normal operation when the sensor detects human movement.
NOTE
By pressing (POWERFUL) button, ECO operation is cancelled.
●
After auto restart, ECO operation is cancelled and previous operation mode shall start.
●
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By pressing the
1
●
DEHUMIDIFYING or COOLING operation, the air conditioner
performs the "ECO" operation.
■ To start ECO operation
Press
●
" " is displayed on the LCD.
A beep sound is emitted from indoor unit and the (ECO) lamp
on the indoor unit lights up.
The sensor starts to detect the presence of people in the room.
■ To cancel ECO operation
Press
●
Press
●
" " disappears from the LCD.
A beep sound is emitted from indoor unit and the (ECO) lamp on
the indoor unit turns off.
Shift
temperature
60 minutes
– 14 –
(ECO) button during AUTO, HEATING,
(ECO) button during operation.
(START/STOP) button. Or
(ECO) button again.
Heating operation [diagram representation
for illustrative purpose only]
Setting
temperature
Shift
temperature
20 minutes
Shift
temperature
60 minutes