Toshiba RAS-10JKVP-E Service Manual page 24

Item
1. Basic operation 3) AUTO operation
(AUTO operation removes troubles in setting up the
operation mode for cooling/heating operation.)
Selection of operation mode
As shown in the following figure, the operation starts by
selecting automatically the status of room temperature
(Ta) when starting AUTO operation.
Ts + 1
Ts – 1
*1. The reselection of the operation mode follows to the
4) DRY operation
DRY operation is performed according to the difference
between room temperature and the setup temperature as
shown below.
In DRY operation, air is controlled in order to prevent
lowering of the room temperature during defrost opera-
tion and to avoid air from blowing directly to persons.
[ ˚C ]
Ta
+ 2.0
+ 1.5
+ 1.0
+ 0.5
Tsc
Operation flow and applicable data, etc.
Ta
Cooling operation
Monitoring (Fan)
Heating operation
air volume control of the previous mode.
d
e
f
g
L– (W5)
(W5+W3) / 2
SL (W3)
Fan speed top
– 24 –
Description
1) Detects the room temperature
(Ta) when the operation started.
2) Selects an operation mode from
Ta in the left figure.
3) Fan operation continues until an
operation mode is selected.
4) When AUTO operation has
started within 2 hours after
heating operation stopped and if
the room temperature is 20°C or
more, the fan operation is
performed with "Super Ultra
LOW" mode for 3 minutes.
Then, select an operation mode.
5) If the status of compressor-OFF
continues for 15 minutes with the
room temperature or outdoor
temperature after selecting an
operation mode (COOL/HEAT),
reselect an operation mode.
1) Detects the room temperature
(Ta) when the DRY operation
started.
2) Starts operation under conditions
in the left figure according to the
temperature difference between
the room temperature and the
setup temperature (Tsc).
Setup temperature (Tsc) =
Set temperature on remote
controller (Ts) + (0.0 to 1.0)
3) When the room temperature is
lower 1°C or less than the setup
temperature, turn off the com-
pressor.