Daikin Sky Air R-407C Service Manual page 211

ESIE02–01
Different fan The table below explains the meaning of L, H and HH fan speed.
speeds
Fan operation
OFF
L
H
HH
L-tap starting When the outdoor fan is operated from OFF to L-tap, the fan motor does not turn, because of lack of
compensation starting torque. To avoid this, the fan motor operates at H-tap for the first 5 s after start-up, before
changing to L-tap.
Used input The fan starting control in cooling or dry keep mode uses the following inputs:
Input
Outdoor air temperature R1T
Part 2 – Functional Description
71 100 and 125
Upper fan
1 fan
(MF1)
OFF OFF
L L
H H
HH HH
5 s
H
L
OFF
Overview of the cooling mode functions
200 and 250
Lower fan
Fan 1
(MF2)
OFF OFF
L H
H H
HH H
Connection on Connection on
indoor PCB outdoor PCB
— X4A
1
Fan 2
OFF
2
OFF
H
H
3
4
5
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