Fujitsu AS*A09LKC Service Instructions Manual page 9

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 Figure 7.
On the other hand, if switched in [HIGH]
of [HEAT] operation modes QUIET, LOW, MED, HIGH, as shown in Table 6.
( Fig.7 : Airflow change - over ( Heating : AUTO ) )
TR-Ts > - 1 degC
=
- 1 degC > TR-Ts > - 2 degC
=
- 2 degC > TR-Ts
TR : Room temperature
Ts : Setting temperature
6. COOL AIR PREVENTION CONTROL (Heating mode)
The maximum value of the indoor fan speed is set as shown in Figure 8, based on the detected
temperature by the indoor heat exchanger sensor on heating mode.
(Fig.8 : Cool Air Prevention Control)
Indoor heat exchanger
temperature
AS*A09LKC
42°C
39°C
37°C
30°C
AS*A12LKC
47°C
40°C
37°C
30°C
[QUIET], the indoor motor will run at a constant airflow
When the room
temperature rises
LOW mode
MED mode
MED+ mode
Hi
Me+
Lo
Cool air prevention
S-Lo
Hi
Me+
Lo
Cool air prevention
S-Lo
01-06
When the room
temperature drops
TR-Ts > - 1.5 degC
=
- 1.5 degC > TR-Ts > - 2.5 degC
- 2.5 degC > TR-Ts
Indoor heat exchanger
temperature
35°C
33°C
31°C
28°C
40°C
34°C
32°C
28°C
=