Fujitsu ASU 9RLF1

5. INDOOR FAN CONTROL
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.
01-04
1. Fan speed
2. FAN OPERATION
( Table 4 : Indoor Fan Speed )
Operation mode Air flow mode
Speed (rpm)
1320
1280
1160
980
Cooling/ Fan
Hi
Hi
710
600
480
1320
Me+
Me
Me
Heating
Lo
Lo
1160
930
Quiet
Quiet
680
Dry
S-Lo
X zone: 680
J zone: 660
Cool air prevention
3. COOLING OPERATION
Switch the airflow [AUTO], and the indoor fan motor will run according to a room temperature,
as shown in Fig. 3.
On the other hand, if switched in [HIGH] [QUIET], the indoor motor will run at a constant airflow of [COOL]
operation modes QUIET, LOW, MED, HIGH,as shown in Table 4.
( Fig. 3 : Airflow change - over ( Cooling : AUTO ) )
When the room
temperature rises
When the room
temperature drops
TR : Room temperature
Ts : Setting temperature
TR-Ts > 4°F
(2°C)
2°F > TR-Ts
(1°C)
4°F > TR-Ts > 2°F
(2°C) (1°C)
=
TR-Ts > 5°F
(2.5°C)
=
3°F > TR-Ts
(1.5°C)
5°F > TR-Ts > 3°F
(2.5°C) (1.5°C)
=
Hi mode
Me mode
Lo mode
ASU9RLF1 ASU12RLF1
4. DRY OPERATION
Refer t
o t
h
e T
a
bl
e
4.
During
the
d
ry mod
e
o
perat
ion
,
t
he
f
an speed setting can not be ch
a
ng
e
d.
Poweful
1380
Poweful
1380
*Soft Quiet
600
*Note, during Economy operation and operation mode is Fan, air flow is 1 step downs.
(Hi > Me, Me > Lo, Lo > Quiet, Quiet > Soft Quiet)