Eco Operation - Toshiba RAS-25S4KVDG-ND Service Manual

Item
9. ECO When pressing [ECO] button on the remote controller, a
operation Economic operation is performed.
<Cooling operation>
This function operates the air conditioner with the difference
between the set and the room temperature as shown in the
following figure.
°C
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
TSC
-0.5
-1.0
-2.0
1H
< Heating Operation >
°C
0.0
A Zone
1.0
B Zone
2.0
3.0
C Zone
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
ECO Start
a (Heating min Hz)
c (Heating Quiet)
Operation flow and applicable data, etc.
2H 3H
4H
* 12 (DRY max - COOL min) /6 x 5 + COOL min
* 11 (DRY max - COOL min) /6 x 4 + COOL min
* 10 (DRY max - COOL min) /6 x 3 + COOL min
* 9 (DRY max - COOL min) /6 x 2 + COOL min
* 8 (DRY max - COOL min) /6 x 1 + COOL min
HZ RAS-25S4KVDG-ND
Cool min (Hz) 8
DRY max (Hz) 18
Compressor stop
A Zone
B Zone
C Zone
30 minutes
HZ RAS-25S4KVDG-ND
8
18
Zone Frequency
FAN
12 Dry Max
11 *12
10 *11
*10
9
8 *9
7 *8
6
5
4
3
2
Min
1
Hz
OFF
Time
RAS-35S4KVDG-ND
8
21
Time
RAS-35S4KVDG-ND
8
23
- 39 -
Description
<Cooling operation>
1) The control target temperature
increase 0.5ºC per hour up to 2ºC
starting from the set temperature
when ECO NO has been received.
2) The indoor fan speed is depend
on presetting and can change
every speed after setting ECO
operation.
3) The compressor speed is
controlled as shown in the left
figure.
<Heating operation>
1) The difference of room temperature
and set temperature are separated
in to A zone, B zone and C zone.
Three zone will changed again 30
minutes after ECO operation start.
2) The compressor speed is
controlled as shown on the table.
3) The indoor fan speed is not
controlled and can be selected
during the ECO operation.