Indoor Fan Control - Fujitsu ASYG07LMCE Service Manual

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 ) )
TR-Ts > -1°C
-1°C > TR-Ts > -2°C
-2°C > TR-Ts
( ) model 14
Air flow mode
Powerful
1380 (1420)
Hi
1320 (1360)
Me+
1280 (1330)
Me
1160 (1220)
Lo
Quiet
Cool air prevention
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
When the room
temperature rises
Lo mode
=
=
Me mode
Me+ mode
Speed (rpm)
Operation mode
Cooling/ Fan
980 (1040)
710 (770)
600 (600)
Dry
480 (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
01-05
Air flow mode
Powerful
Hi
Me
Lo
Quiet
*Soft Quiet
X zone 680
J zone 660
=
=
TR : Room temperature
Ts : Setting temperature
TR-Ts > -1.5°C
=
-1.5°C > TR-Ts > -2.5°C
=
-2.5°C > TR-Ts
( ) model 14
Speed (rpm)
1380 (1420)
1320 (1360)
1160 (1220)
930 (990)
680 (750)
600 (670)
(750)
(730)
TR : Room temperature
Ts : Setting temperature