Fujitsu AS* G09LECB Service Instruction page 9

6. COOL AIR PREVENTION CONTROL (Heating mode)
The maximum value of the indoor fan speed is set as shown in Fig. 6, based on the detected
temperature by the indoor heat exchanger sensor on heating mode.
(Fig.6 : Cool air prevention control)
<Before 7 minutes upon running the compressor>
Indoor heat exchanger
temperature rises
47°C
40°C
37°C
30°C
<After 7 minutes upon running the compressor>
Indoor heat exchanger
temperature rises
47°C
40°C
7. MOISTURE RETURN PREVENTION CONTROL (Cooling mode& Dry mode)
Switch the airflow [Auto] at cooling mode, and the indoor fan motor will run as shown in Fig.7.
( Fig.7 : Indoor fan control )
Compressor
ON
OFF
Indoor fan
Setting air flow
Indoor fan
(as shown in Table 6)
S-Lo
OFF
( Table 6 : Indoor fan speed )
AS* G09/ 12LECB
Lower of "Hi" and "setting fan speed"
Lower of "Me+" and "setting fan speed"
Lower of "Lo" and "setting fan speed"
Cool air prevention
S-Lo
Lower of "Hi" and "setting fan speed"
Lower of "Me+" and "setting fan speed"
Lower of "Lo" and "setting fan speed"
10 30 60
Dry
X zone J zone
680rpm 600rpm 0
Indoor heat exchanger
temperature drops
Indoor heat exchanger
temperature drops
180 60
Cooling
Y zone
480rpm 680rpm
01-06
40°C
35°C
32°C
28°C
40°C
35°C
180 60 10 30
(sec)