Indoor Fan Control - Fujitsu AUXG45LRLB Service Instruction

1-5. INDOOR FAN CONTROL

1. Fan speed
( Table 5 : Standard of Indoor Fan Speed )
*The following fan speed is a standard value.
Operation
Air flow mode
mode
Heating
Cool air prevention
Cooling
FAN
S-Lo
Dry
*Note, during Economy operation and operation mode is FAN, the air flow is 1 step downs.
(Hi > Me, Me > Lo, Lo > Quiet, Quiet > Soft Quiet)
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 [AUTO] is selected, the indoor Fun motor runs MED.
3. COOLING 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 [HIGH] ~ [LOW], the indoor motor will run at a constant airflow of [COOL]
operation modes LOW, MED, HIGH,as shown in Table 5.
( Fig.5 : Airflow change - over ( Cooling : AUTO ) )
TR-Ts > 2°C
=
2°C > TR-Ts > 1°C
=
1°C > TR-Ts
30LRLB
HIGH 560
MED+ 530
MED 510
LOW
470
420
Quiet
300
HIGH
560
MED 510
LOW
470
Quiet
420
*Soft Quiet 300
270
420
*1
HIGH mode
MED mode
LOW mode
When the room
temperature drops
Speed (rpm)
36LRLB 45LRLB
660
600
560
510
430
300
660
560
510
430
300
270
430
When the room
temperature rises
TR-Ts > 2.5°C
=
2.5°C > TR-Ts > 1.5°C
=
1.5°C > TR-Ts
*1 : Contains a condition to the following
When the operation mode is set to AUTO mode
at the start of operation.
When the setting temperature was changed.
When the operation mode was changed to COOLING mode.
When the airflow mode was changed to AUTO mode.
01-06
54LRLB
740
700
680
630
630
590
570
530
480
470
300
300
740
700
630
590
570
530
480
470
300
300
270
270
480
470
TR : Room temperature
Ts : Setting temperature