-
42
-
'20 • PAC-SM-351
(4)
Outdoor fan control
(a) Outdoor fan tap and fan motor speed
Unit: min
-1
Model Mode Fan motor tap
FDC100-140
① speed ② speed ③ speed ④ speed ⑤ speed ⑥ speed ⑦ speed
Cooling/Dehumidifying 200 370 560 640 745 870 910
Heating 200 370 560 650 830 870 910
(b) Fan tap control during cooling/defumidifying operation
Fan taps are selected depending on the outdoor heat exchanger temperature (Tho-R1, R2) and the outdoor air temperature (Tho-A).
Note (1) It is detected by Tho-R1 or R2, whichever the higher.
• Silent mode only
zone zone zone zone zone zone zone zone
zone Tap 5 Tap 5 Tap 5 Tap 4 zone Tap 5 Tap 5 Tap 5 Tap 4
zone Tap 5 Tap 5 Tap 4 Tap 3 zone Tap 5 Tap 4 Tap 3 Tap 3
zone Tap 4 Tap 4 Tap 3 Tap 2 zone Tap 4 Tap 3 Tap 3 Tap 2
zone Tap 3 Tap 3 Tap 2 Tap 1 zone Tap 3 Tap 3 Tap 2 Tap 1
zone
zone
Outdoor air temperature (˚C)
15 18
zone
32 34
46 48
zone
Outdoor heat exchanger temperature (˚C)
20 30
zone
33
43
53
zone
(c) Fan tap control during heating operation
Fan taps are selected depending on the outdoor heat exchanger temperature (Tho-R1, R2) and the outdoor air temperature (Tho-A).
Note (1) It is detected by Tho-R1 or R2, whichever the lower.
• Silent mode only
zone zone zone zone zone zone
zone Tap 3 Tap 3 Tap 4 zone Tap 3 Tap 3 Tap 3
zone Tap 3 Tap 3 Tap 4 zone Tap 3 Tap 3 Tap 3
zone Tap 3 Tap 4 Tap 5 zone Tap 3 Tap 3 Tap 5
zone Tap 4 Tap 5 Tap 6 zone Tap 4 Tap 5 Tap 6
zone Tap 5 Tap 6 Tap 7 zone Tap 4 Tap 5 Tap 6
zone
zone
3 6
12 15
-2 0
1 3
58
11 14
Outdoor air temperature (˚C) Outdoor heat exchanger temperature (˚C)
zone
zone
zone
zone
zone
zone
(d) Outdoor fan control at cooling low outdoor air temperature
The outdoor heat exchanger temperature is detected always and, when the number of revolutions of the outdoor fan
speed has been increased or decreased, there is no change of fan speed for 20 seconds.
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