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Hitachi RAK-25PSEW - ECO Sleep Timer Operation

Hitachi RAK-25PSEW
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NOITAREPO REMIT PEELS OCE
The timer can be set up to a duration of 7 hours.
By pressing
(SLEEP) button during AUTO, HEATING, DEHUMIDIFYING, COOLING or FAN operation,
the unit shifts the room temperature and reduces the fan speed. It results in energy saving.
Set the current time first before operating the ECO SLEEP TIMER operation.
To start ECO SLEEP TIMER operation
To cancel ECO SLEEP TIMER operation
Press (SLEEP) button during operation.
”, “ ”, “ ”, “OFF”, off time, “ and number
of hour are displayed on the remote controller display.
During ECO SLEEP TIMER operation, fan speed will be ultra
slow.
A beep sound emitted from indoor unit and the (TIMER) lamp
on the indoor unit lights up.
Pressing
(SLEEP) button repeatedly, the number of hours
will change as below:
During ECO SLEEP TIMER operation, air conditioner will
continue to operate for the designated number of hours and
then turn off.
When the ECO SLEEP TIMER has been set, the display on
the remote controller indicates the turn off time.
Press
(START/STOP) button.
Room air conditioner will switch off.
Press
(SLEEP) button again until “ ”, “ ”, “ ”,
off time, “ ” and number of hour disappear from the remote
controller display.
Press
(CANCEL) button.
A beep sound emitted from indoor unit and the (TIMER) lamp
on the indoor unit turns off.
SLEEP TIMER operation is cancelled.
1
Example: If ECO SLEEP TIMER is
set for 1 hour at 18:00, the switch
off time will be at 19:00.
1 H 2 H 3 H 7 H
SLEEP TIMER off
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ECO SLEEP TIMER OPERATION
To set ECO SLEEP TIMER and ON TIMER
To cancel ECO SLEEP TIMER and ON TIMER operation
The air conditioner will be turned off by ECO SLEEP TIMER and turned on by ON TIMER.
1. Set the ON TIMER.
2. Press (SLEEP) button and set ECO SLEEP TIMER.
Direct the remote controller towards the indoor unit and press (CANCEL) button.
”, “ ”, “ ”, “OFF”, off time, “ ”, number of hour, "ON" and ON TIMER set time disappear
from the remote controller display.
A beep sound emitted from indoor unit and the (TIMER) lamp on the indoor unit turns off.
ECO SLEEP TIMER and ON TIMER reservations are cancelled.
30 minutes after setting ECO SLEEP TIMER, outdoor fan speed will be reduced to lower the noise level and
to have comfort operation.
1 hour after setting ECO SLEEP TIMER, set temperature will be slightly shifted. Amount of temperature shifted
depends on type of air conditioner.
These automatic operation changes contribute to energy saving without losing comfort.
The level of energy consumption depends on outside temperature, room temperature, set temperature or air
conditioner type.
Cooling operation [diagram representation
for illustrative purpose only]
Example:
In this case, air conditioner will turn off in 2 hours (at 1:38) and it will be
turned on at 6:00 the next morning.
NOTE
If ECO SLEEP TIMER is set when OFF TIMER or ON/OFF TIMER has been set earlier, the ECO
SLEEP TIMER becomes effective instead of the OFF TIMER or ON/OFF TIMER.
Heating operation [diagram representation for
illustrative purpose only]
Temperature
30 minutes
Outdoor fan
speed reduce
Shift
temperature
1 hour
Temperature
30 minutes
Outdoor fan
speed reduce
Shift
temperature
1 hour
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19

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