Dry operation
During dry operation, fan speed setting can not be changed as shown in "Fan speed" above.
Heating operation
Switch the airflow AUTO, and the indoor fan motor will run according to a room temperature, as be-
low.
On the other hand, if switched in HIGH—QUIET, the indoor motor will run at a constant airflow of
HEAT operation modes QUIET, LOW, MED, HIGH as shown in "Fan speed" above.
Airflow change over (Heating: Auto)
-1°C
> Tr - Ts ≥
Cool air prevention control (heating mode)
The maximum value of the indoor fan speed is set as shown below, based on the detected tempera-
ture by the indoor heat exchanger sensor on heating mode.
• Normal operation
13 minutes later:
3-1. Indoor fan control
When the room
temperature rises
Tr - Ts ≥
-1°C
LOW mode
-2°C
MED mode
-2°C > Tr - Ts
MED+ mode
Indoor heat exchanger
temperature rises
HIGH
or setting fan mode*
42°C
MED+
or setting fan mode*
39°C
LOW
or setting fan mode*
37°C
Cool air prevention
30°C
*: Lower speed is selected.
Indoor heat exchanger
temperature rises
HIGH
or setting fan mode*
42°C
MED+
or setting fan mode*
39°C
LOW
or setting fan mode*
37°C
LOW
or setting fan mode*
30°C
LOW
or setting fan mode*
*: Lower speed is selected.
When the room
temperature drops
Tr - Ts ≥
-1.5°C
-2.5°C > Tr - Ts
Indoor heat exchanger
temperature drops
S-LOW
Indoor heat exchanger
temperature drops
- (04-37) -
-1.5°C
> Tr - Ts ≥
-2.5°C
37°C
34°C
32°C
28°C
37°C
34°C
32°C
28°C
3. Fan control