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Fisher FSKMIF-71AE2-EU Service Manual page 25

Multi split type indoor units light commercial series

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8.4.2.2 Indoor fan running rules
For
FSLMI-180AE2
Indoor fan keeps running, fan speed can be set in high/mid/low/ Auto by using a remote controller:
Auto fan in cooling mode acts as follow:
For other models:
In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low and auto.
When the compressor is running, the indoor fan is controlled as below:
The auto fan acts as below rules:
High
Medium
Low
Setting fan
T1-Td ℃(°F)
speed
A
H
B
C
D
M
E
F
G
L
H
I
T1-Td
a
b
c
d
e
22
Actual fan speed
H+(H+=H+G)
H(=H)
H-(H-=H-G)
M+(M+=M+Z)
M(M=M)
M-(M-=M-Z)
L+(L+=L+D)
L(L=L)
L-(L-=L-D)
H
(H -L)*0.75+L
(H -L)*0.5+L
(H -L)*0.25+L
L

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