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Hitachi RAS-DX10CFK Manual page 9

Indoor unit/outdoor unit

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AIR SLEEP MODE
With the air sleep sensor, the air conditioner can monitor the activity/movement level in a room and adjust the temperature
and humidity automatically, thus achieving the purpose of comfortable sleep environment and enegry saving.
NOTE
The sensor detects changes to the infrared generated by human bodies. Therefore, the accuracy of sensor may be
affected in the following cases:
■ The activity level is very low (reading, watching TV, etc.) or human bodies are blocked by a screen, cabinet or
glass board.
■ The indoor temperature is very high and exceeds or approaches the human body temperature (when the refrigeration
just begins).
■ The person wears thick clothes and turns his/her back to the air conditioner.
■ Curtains or plant leaves swing due to pet movement or airfl ow.
Press the
1
Air sleep operation starts with a signal received sound "beep". (Air
sleep lamp at indoor unit lights during operation.)
Set the desired room temperature with the TEMPERATURE button (the
display indicates the setting).
2
At fi rst unit will operate at cooling mode for 1 hour at setting conditions.
If there is only small activity/movement or sleep is confi rmed, the
temperature will be increased 1°C and the unit will continue running for
1 hour. The fan speed will be changed to SILENT.
If the condition of activity in the room stable, then the unit will continue
running with the temperature increased of another 1°C.
During running Air Sleep, if big activity/movement is detected, the
temperature and fan speed will be resume back at previous setting.
The desire fan speed can be selected by press
To resume back to the SILENT fan speed, please press
CANCELLATION of AIR SLEEP Operation
Cancel Condition
Press
button.
Press
button
Press
button
NOTE
(1)
POWERFUL operation : POWERFUL operation will be a priority
– 9 –
(Air Sleep) button.
The range of 25-28°C is recommended as the room
temperature for comfortable sleep.
Operation mode after cancel
Stop operation
COOLING operation
DEHUMIDIFYING operation
over the AIR SLEEP operation.
button.
button.

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