Fujitsu ROG07KPCA, Service Manual

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3-2. Outdoor fan control
¢
Outdoor fan motor
This outdoor unit has a DC fan motor. (Control method is different between AC and DC motors.)
¢
Fan speed

Models: ROG07KPCA and ROG09KPCA
Fan speed is defined by outdoor temperature and compressor frequency.
• Outside air temperature zone selection
21 °C
Outside air
temperature rises
Z zone
Y zone
F zone
G zone
Outside air
temperature drops
12 °C
2 °C
19 °C
10 °C
0 °C
Unit: rpm
Fan step
Cooling
Heating
Dry Cooling or dry at low outdoor temp.
Y zone Y zone Z zone F zone G zone
S-HIGH2 — 930 — — — —
S-HIGH1 950 930 — — — —
HIGH 950 930 — — — —
10 — 690 — — — —
9 950 690 950 950 950 950
8 780 690 780 780 270 250
7 780 690 780 780 270 250
6 780 690 780 540 270 200
5 780 690 780 360 240 170
4 780 550 780 270 210 170
3 680 510 680 270 190 170
2 610 480 610 270 190 170
1 580 480 580 270 170 170
NOTE: After defrost control on the heating mode, the fan speed is kept higher regardless of the
compressor frequency.
Fan speed after defrost control: 930 rpm
3-2. Outdoor fan control
- (04-12) -
3. Fan control
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS