Hitachi RAC-18WSPA, Instruction Manual

Page: 23 / 38

ENGLISH
– 19 –
Cooling operation [diagram representation for
illustrative purpose only] Heating operation [diagram representation for
illustrative purpose only]
„
To set SLEEP TIMER and ON TIMER
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.
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.
„
To cancel ECO SLEEP TIMER and ON TIMER operation
Direct the remote controller towards the indoor unit and press (CANCEL) button.
z
“ ”, “ ”, “ ”, “OFF” off time, “ ”, number of hour, "ON" and ON TIMER set time disappear from
the remote controller display.
z
A beep sound emitted from indoor unit and the (TIMER) lamp on the indoor unit turns off.
z
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.
Shift
temperature
Outdoor fan
speed reduce
Outdoor fan
speed reduce
Shift
temperature
30 minutes 1 hour
1 hour 30 minutes
Temperature
Temperature
NOTE
z
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.
ECO SLEEP TIMER OPERATION