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9.4.3.2 Outdoor fan running rules
The outdoor unit will be run at different fan speed according to T4.
For different outdoor units, the fan speeds are different
T4
E
D
C
B
A
9.4.3.3 Indoor fan running rules
When the compressor is on, the indoor fan can be set to high/med/low/auto/mute.
When indoor unit coil temp. is low, the anti-cold air function will start and indoor fan motor will run at
low speed, the speed can
’t be changed ,when the temp. is lower than setting value, the indoor fan
motor will stop.
When the indoor temp reaches the setting temp., the compressor will stop, the indoor fan motor will
run at the minimum speed or setting speed.(The anti-cold air function is valid).
The indoor fan is controlled as below:
Setting fan
speed
Actual fan speed
H
(
=H
)
H+(H+=H+G)
M(M=M)
M+(M+=M+Z)
L(L=L)
L+(L+=L+D)
H-
(
H-=H-G)
M-(M-=M-Z)
L-(L-=L-D)
T1-Td
℃
L
H
M
-
Auto fan action in heating mode:
Summary of Contents for 38QHC009D8S Series
Page 1: ...QHC R32 Inverter Series Service Manual R32...
Page 12: ...10 For 42QHC009D8S For 42QHC012D8S For 42QHC018D8S...
Page 13: ...11 For 42QHC024D8S...
Page 23: ...21 8 Wiring Diagram 8 1 Indoor Unit 42QHC009D8S 42QHC012D8S 42QHC018D8S 42QHC024D8S...
Page 24: ...22 8 2 Outdoor Unit 38QHC009D8S 38QHC012D8S...
Page 25: ...23 38QHC018D8S 38QHC024D8S...