– 3
7
–
2) Fan speed
≥
400
when the motor stopped.
Air conditioner ON
(Remote controller)
YES
YES
NO
NO
Indoor unit controller
Fan motor ON
3) Fan lock
OFF status of
fan motor continues.
4) Motor operates as shown in the table below.
1) Outdoor unit
operation command
(Outdoor fan control)
Air conditioner
OFF
Alarm
display
Item
3. Outdoor fan
motor control
Operation flow and applicable data, etc.
The blowing air volume at the outdoor unit side is controlled.
Receiving the operation command from the controller of
indoor unit, the controller of outdoor unit controls fan speed.
∗
For the fan motor, a DC motor with non-stage variable
speed system is used. However, it is limited to 8 stages for
reasons of controlling.
Description
1) The operation command sent
from the remote controller is
processed by the indoor unit
controller and transferred to the
controller of the outdoor unit.
2) When strong wind blows at
outdoor side, the operation of air
conditioner continues with the fan
motor stopped.
3) Whether the fan is locked or not
is detected, and the operation of
air conditioner stops and an
alarm is displayed if the fan is
locked.
4) According to each operation
mode, by the conditions of
outdoor temperature (To) and
compressor revolution, the speed
of the outdoor fan shown in the
table is selected.
In cooling operation
Compressor speed (rps)
To
To
To
During ECO,
QUIET and
comfort sleep
When To is abnormal
< 22.1
< 50.3
50.3 <
MIN MAX MIN MAX MIN MAX
f 6
f 9
f 8
f B
f A
f E
f 5
f 9
f 7
f B
f 9
f E
f 3
f 7
f 5
f 9
f 7
f B
f 1
f 3
f 1
f 7
f 3
f 9
f 1
f 3
f 1
f 5
f 3
f 7
f 0
f 1
f 0
f 3
f 1
f 4
f 6
f 9
f 8
f B
f A
f B
f 5
f 9
f 7
f B
f 9
f B
f 3
f 7
f 5
f 9
f 7
f B
f 1
f 3
f 1
f 7
f 3
f 9
f 1
f 3
f 1
f 5
f 3
f 7
f 0
f 1
f 0
f 3
f 1
f 4
f 1
f F
f 1
f F
f 1
f F
In Heating operation
Compressor speed (rps)
To > 10°C
To
To >
5.5
°C
To >
-5
°C
To
-5
°C
To > 10°C
During
To > 5
.5
°C
ECO mode
To >
-
5°C
To
-
5°C
When To is abnormal
< 30.5
< 55.1
55.1 <
f 6
f 8
f 9
f 8
f A
f C
f A
f B
f D
f A
f B
f D
f 5
f 7
f 9
f 7
f 9
f B
f 9
f A
f B
f 9
f A
f B
f D
f D
f D
Tap
f 0
f 1
f 2
f 3
f 4
f 5
f 6
f 7
0
0
230
230
300
300
350
350
410
410
480
480
500
500
530
530
f 8
f 9
f A
f B
f C
f D
f E
f F
560
560
640
640
670
670
700
750
800
92
0
800
92
0
9
00
1000
9
00
1000
FILE NO. SVM-10050
Outdoor fan speed (rpm)
Tap
18SAV-E
2
18SAV
2
-E
18SAV
2
-
A
22SAV-E
2
22SAV
2
-E
22SAV
2
-
A
18SAV-E
2
18SAV
2
-E
18SAV
2
-
A
22SAV-E
2
22SAV
2
-E
22SAV
2
-
A
To >
38
°C
> 2
8
°C
To >
15
°C
To > 5.5°C
To > 0°C
>
-
5°C
To
To
To >
38
°C
> 2
8
°C
To >
15
°C
To > 5.5°C
To > 0°C
>
-
5°C
>
>
