Fujitsu AOUG09LMAS1, Service Manual

Page: 81 / 134

1-3. Dry operation
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 has detected as
shown in the table below.
Zone is defined by set temperature and room temperature.
• Compressor frequency range
Unit: rps
Model name Outdoor temperature zone Operating frequency
ASUG09LMAS
ASUG12LMAS
X zone 22
J zone 16
Y zone 0
• Compressor control based on room temperature
Ts+0.5°C
Ts -1.5 °C
Ts-0.5 °C
Ts+1.5 °C
X zone
J zone
Y zone
Room temperature drops
Room temperature rises
Ts: Set temperature
1-4. Compressor frequency at normal start-up
¢
Models: AOUG09LMAS1 and AOUG12LMAS1
Compressor frequency soon after starting is controlled as below.
Frequency I
Frequency II
Frequency III
Frequency IV
Frequency V
Frequency VI
Frequency VII
Time 1 Time 2 Time 3 Time 4 Time 5 Time 6 Time 7
Frequency (rps)
I II III IV V VI VII
45 56 68 77 84 93 103
Time (sec)
1 2 3 4 5 6 7
60 140 170 220 280 360 430
1-3. Dry operation
- (04-3) -
1. Compressor frequency control
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS