Indoor Fan Control - Fujitsu AS G09LMCB Series Service Instruction

5. INDOOR FAN CONTROL

1. Fan speed
( Table 6 : Indoor fan speed )
Operation mode
Heating
2. FAN OPERATION
The airflow can be switched in 5 steps such as Auto, Quiet, Lo, Me, Hi, while the indoor fan only runs.
When fan mode is set at [Auto], it operates on [Me] fan Speed.
3. COOLING OPERATION
Switch the airflow [Auto], and the indoor fan motor will run according to a room temperature,
as shown in Figure3.
On the other hand, if switched in [Hi]
operation modes Quiet, Lo, Me, Hi, as shown in Table 6.
( Fig.4 : Airflow change - over ( Cooling : Auto ) )
TR-Ts > 2°C
2°C > TR-Ts > 1°C
=
1°C > TR-Ts
When the room
temperature drops
4. DRY OPERATION
Refer to the Table 6.
During the dry mode operation, the fan speed setting can not be changed.
5. HEATING OPERATION
Switch the airflow [Auto], and the indoor fan motor will run according to a room temperature,
as shown in Fig. 5
On the other hand, if switched in [Hi]
of [Heat] operation modes Quiet, Lo, Me, High, as shown in Table 6.
( Fig.5 : Airflow change - over ( Heating : Auto ) )
When the room
temperature rises
TR-Ts > -1°C
-1°C > TR-Ts > -2°C
-2°C > TR-Ts
Speed (rpm)
Air flow mode 9,12
Powerful
1380
Hi
1320
Me+
1280
Me
1160
Lo
980
710
Quiet
600
Cool air prevention
480
S-Lo
*Note, during Economy operation and operation mode is Fan, air flow is 1 step downs.
(Hi > Me, Me > Lo, Lo > Quiet, Quiet > Soft Quiet)
[Quiet], the indoor motor will run at a constant airflow of [Cool]
Hi mode
Me mode
Lo mode
[Quiet], the indoor motor will run at a constant airflow
Lo mode
=
=
Me mode
Me+ mode
14 Operation mode
1420
Cooling/ Fan
1360
1330
1220
1040
770
600
Dry
480
TR-Ts > 2.5°C
=
2.5°C > TR-Ts > 1.5°C
1.5°C > TR-Ts
When the room
temperature rises
When the room
temperature drops
TR-Ts > -1.5°C
=
-1.5°C > TR-Ts > -2.5°C
-2.5°C > TR-Ts
01-05
Speed (rpm)
Air flow mode 9,12
Powerful
1380 1420
Hi
1320 1360
Me
1160 1220
Lo
930
Quiet
680
*Soft Quiet
600
X zone 680
J zone 680
=
TR : Room temperature
Ts : Setting temperature
=
TR : Room temperature
Ts : Setting temperature
14
990
750
670
750
730