Hitachi RAS-18LH2 Service Manual page 16

COOLING OPERATION
Use the device for cooling when the outdoor temperature is 22-42°C.
If indoor humidity is very high (over 80%), some dew may form on the air outlet grille of the indoor unit.
Press the FUNCTION selector so that the display indicates
1
(COOL).
Set the desired FAN SPEED with the
(the display indicates the setting).
(AUTO) : The FAN SPEED is HI at fi rst and varies to MED
2
(HI)
(MED) : Quiet.
(LOW) : More quiet.
Set the desired room temperature with the TEMPERATURE
button (the display indicates the setting).
3
The temperature setting and the actual room temperature may
vary some how depending on conditions.
Press the
with a beep. Press the button again to stop operation. The
START
cooling function does not start if the temperature setting is
higher than the current room temperature (even though the
STOP
(OPERATION) lamp lights). The cooling function will start
as soon as you set the temperature below the current room
temperature.
■ As the settings are stored in memory in the remote controller, you
only have to press the
automatically when the preset temperature has
been reached.
: Economical as the room will become cool quickly.
The range of 25-28°C is recommended as the
room temperature for cooling.
If the temperature setting is 27°C, the room
temperature will be controlled at around 27°C.
(START/STOP) button. Cooling operation starts
(START/STOP) button next time.
– 14 –
(FAN SPEED) button