Fujitsu AUUH18LUAS Service Manual page 153

• MIN. HEAT operation
¢ Moisture return prevention control (cooling and dry mode)
Switch the airflow AUTO at cooling mode, and the indoor fan motor will run as shown below.
Compressor
Indoor fan
setting airflow
Indoor fan speed
S-LOW
3-1. Indoor fan control
Indoor heat exchanger
temperature rises
102.2°F
(39°C)
On
Off
Off
10 30 60
Indoor heat exchanger
temperature drops
AUTO
LOW
180 60 180
- (04-15) -
93.2°F
(34°C)
60 10 30 (sec)
3. Fan control