Fujitsu AO G18KATA Series Service Instruction page 18

 Model: AOYG22KATA
Fan speed is defined by outdoor temperature and compressor frequency.
• Outside air temperature zone selection
Cooling
Fan step
Y zone
S-HIGH2
S-HIGH1 1,050
HIGH 1,050
10
9 1,050
8 1,050
7
6
5
4
3
2
1
NOTE: After defrost control on the heating mode, the fan speed is kept higher regardless of the
compressor frequency.
Fan speed after defrost control: 1,100 rpm
3-2. Outdoor fan control
Outside air
temperature rises
21°C
12°C
2°C
-8°C
Heating
Y zone
— 1,100
1,100
1,100
— 1,100
1,100
900
900 710
900 570
770 510
630 470
510 420
400 420
400 420
Outside air
temperature drops
Y zone
Z zone
F zone
G zone
H zone
Dry Cooling or dry at low outdoor temp.
Z zone
— —
— —
— —
— —
1,050 850
1,050 850
900 770
900 630
770 440
630 320
510 320
400 320
400 320
- (04-13) -
19°C
10°C
0°C
-10°C
F zone G zone
— —
— —
— —
— —
340 270
340 270
340 270
270 230
270 230
270 230
270 230
270 230
270 230
Unit: rpm
H zone
—
—
—
—
270
270
270
230
230
230
230
230
230
3. Fan control