Hitachi   RAK-18NH6AS, Service Manual

Page: 22 / 72

– 21 –
FAN SPEED (AUTO)
.....
When the AUTO fan speed mode is set in the cooling/heating operation:
For the heating operation
l
When the difference of room temperature and setting temperature is
large, fan starts to run at HI speed.
l
After room temperature reaches the preset temperature, the heating
operation, which changes the fan speed and room temperature to obtain
optimum conditions for natural healthful heating will be performed.
l
When the difference of room temperature and setting temperature is
large, fan starts to run at HI speed.
l
After room temperature reaches the preset temperature, the cooling
operation, which changes the fan speed and room temperature to obtain
optimum conditions for natural healthful cooling will be performed.
For the cooling operation
FAN OPERATION
You can use the device simply as an air circulator. Use this function to dry the interior of the indoor
unit at the end of summer.
Press the FUNCTION selector so that the display indicates
(FAN).
Press the (FAN SPEED) button.
(HI) : The strongest air blow.
(MED) : Fan speed slow.
(LOW) : Fan speed slower.
(SILENT) : Fan speed ultra slower.
Press the (START/STOP) button. Fan operation starts with
a beep. Press the button again to stop operation.
1
2
START
STOP