Fujitsu ASYG09KMCB - Page 11

The maximum value of the indoor fan speed is set as shown in Fig. based on the detected
temperature by the indoor heat-exchanger sensor on heating mode.
Fig : Cool air prevension control
01-08
6. COOL AIR PREVENTION CONTROL (HEATING MODE)
42°C
30°C
34°C
Indoor heat exchanger
temperature rises
Indoor heat exchanger
temperature drops
Hi
Me+
Lo
Cool air
prevention
39°C
37°C
37°C
32°C
28°C
S-Lo
42°C
30°C
34°C
Indoor heat exchanger
temperature rises
Indoor heat exchanger
temperature drops
Powerful
Hi
Lo
Cool air
prevention
39°C
37°C
37°C
32°C
28°C
S-Lo
<Normal operation>
<Powerful operation>
5. HEATING OPERATION
Switch the airflow [AUTO], and the indoor fan motor will run according to a room temperature,
as below.
On the other hand, if switched in [Hi] ~ [Quiet], the indoor motor will run at a constant airflow
of [Heat] operation modes Quiet, Lo, Me, Hi, as the previous page.
Fig : Airflow changeover (Heating : Auto)
TR-Ts ≥ -1.5°C
-2.5°C > TR-Ts
-1.5°C > TR-Ts ≥ -2.5°C
TR-Ts ≥ -1°C
-2°C > TR-Ts
-1°C > TR-Ts ≥ -2°C
When the room
temperature rises
When the room
temperature drops
TR : Room temperature
Ts : Setting temperature
Lo mode
Me mode
Me+ mode