Dry Operation - Fujitsu AS*9LSACW Service Instructions Manual

3. DRY OPERATION

3-1 INDOOR UNIT CONTROL
The compressor rotation frequency shall change according to the temperature, set temperature,
and room temperature variation which the room temperature sensor of the indoor unit body has
detected as shown in the Table 3. However, after the compressor is driven, the indoor unit shall
run at operation frequency of 58Hz, for a minute.
( Table 3 : Compressor frequency )
AS*9LSACW
AS*12LSACW
AS*9LSBCW
AS*12LSBCW
AS*14LSBCW
AS*18LSBCW
( Fig.3 : Compressor Control based on Room Temperature )
room
temperatu re
compressor ON
Ts+0.5 C
compressor OFF
( Fig.4 : Indoor Fan Control )
Compressor
ON
OFF
Indoor fan
Dry air flow
S-Lo
OFF
10
Operating
frequency
33Hz
33Hz
33Hz
33Hz
24Hz
24Hz
room
temperature
Ts+1.5 C
30 60 180 60 180
05-03
60 10 30 (sec)