Toshiba RAS-22N3AV2-A, Service Manual

Page: 35 / 109

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34
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Item
9. ECO operation
Operation flow and applicable data, etc.
When
pressing
[ECO] button on the remote controller, a
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.
Description
<Cooling operation>
1) The control target temperature
increases 0.5°C per hour up to
2°C starting from the set tem-
perature when ECONO has been
received.
2) The indoor fan speed depends
on presetting and can change
every speed after setting ECO
operation.
3) The compressor speed is
controlled as shown in the left
figure.
1H 2H 3H 4H Time
OFF
TA
Zone
12
11
10
9
8
∗
12
∗
11
∗
10
∗
9
∗
8 7
6
5
4
3
2
1
Frequency
Dry Max
FAN
Min
Hz
The fan speed is not conrolled and can be
selected during the ECO operation
+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
Hz
Cool min
DRY max
10
50
FILE NO. SVM-13003
* 12 (DRY max - COOL min) /6 × 5 + COOL min
* 11 (DRY max - COOL min) /6 × 4 + COOL min
* 10 (DRY max - COOL min) /6 × 3 + COOL min
* 9 (DRY max - COOL min) /6 × 2 + COOL min
* 8 (DRY max - COOL min) /6 × 1 + COOL min
Hz
a
c
10
72
<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.
< Heating Operation >
ECO Start 30 minutes Time
Ro
o
m
te
mp
. - S
et te
mp
.
0.0 (0.0)
Compressor stop
-2.0
-3.5
-5.5
-7.0
o
F (
o
C)
(1.0)
(2.0)
(3.0)
(4.0)
(7.0)
(8.0)
(11.0) -20.0
-22.0
(5.0)
(6.0)
(12.0)
-16.0
-18.0
(9.0)
(10.0)
-12.5
-14.0
-9.0
-11.0
A Zone
B Zone
C Zone
A Zone
B Zone
C Zone
RAS-22N3KV2-A
RAS-22N3KV2-A