Indoor Fan Control - Fujitsu AS*A09LKC Service Instructions Manual

5. INDOOR FAN CONTROL

1. Fan speed
( Table 6 : Indoor Fan Speed )
AS*A09 / 12LKC
Operation mode
Heating
Cooling
Dry
2. FAN OPERATION
The airflow can be switched in 5 steps such as AUTO, QUIET, LOW, MED, HIGH,
while the indoor fan only runs.
When Fan mode is set at (Auto), it operates on (MED) Fan Speed.
3. COOLING OPERATION
Switch the airflow [AUTO], and the indoor fan motor will run according to a room temperature,
as shown in Figure 6.
On the other hand, if switched in [HIGH]
operation modes QUIET, LOW, MED, HIGH,as shown in Table 6.
( Fig.6 : Airflow change - over ( Cooling : AUTO ) )
TR-Ts > 2 degC
2 degC > TR-Ts > 1 degC
1 degC > TR-Ts
Air flow mode Speed (rpm)
Hi
Me+
Me
Lo
Quiet
Cool air prevention
S-Lo
Hi
Me
Lo
Quiet
X zone: 620
J zone: 600
HIGH mode
=
MED mode
=
LOW mode
When the room
temperature drops
1440
1370
1200
980
670
600
480
1400
1200
920
620
[QUIET], the indoor motor will run at a constant airflow of [COOL]
TR-Ts > 2.5 degC
2.5 degC > TR-Ts > 1.5 degC
1.5 degC > TR-Ts
When the room
temperature rises
TR : Room temperature
Ts : Setting temperature
01-05
=
=