Hitachi RAS-5182CH Service Seite 72

Automatic operation
How isthe automatic
operation mode determined?
At an automatic operation,
changing the fan speed
change switch does not vary
the fan speed.
The room temperature cannot
be controlled at an automatic
operation.
According to. the room
temperature, cooling or
-dehumidifying operation is
automatically selected.
Cooling :
When room: temperature is
approx. 27°C or higher
' | Dehumidifying : ° ~
When room temperature is
-between approx. 23°C and
27°C.
Heating :
When room temperature is
approx. 23°C or lower.
The... fan speed is
automatically determined.
It is automatically set as
follows.
At cooling: Set at 27°C
At dehumidifying :
Set slightly lower
than room tempera-
ture
The room temperature
setting can be raised 3°C
by "a" or lowered 3°C by
6 9?
Vv
-76-
When.changing the room
temperature seiting in an
automatic operation, the next
automatic operation mode is
determined by new room
temperature setting.
lf, for example, the room
temperature setting is 2°C
lowered for example, the
operation mode is as follows.
Cooling :
When room tempera-
ture is approx. 25°C or
higher.
Dehumidifying :
When room tempera-
ture is between
approx. 21°C and
25°C
Heating :
When room tempera-
ture is approx. 21°C or
lower.