Outdoor Fan Control - LG Single "A" Service Manual

6. Outdoor Fan Control

6.1 Function
Working of outdoor fan are different in different models.
Some models are single fan some are two fan type.
6.2 Operating process
Control logic of outdoor fan depends on outdoor temperature
1. AC motor fan control
Model
1 Pahse
Outdoor Temperature
38~46˚C
28~38˚C
10~38˚C
2. DC motor fan control
Model
1 Pahse
3 Phase
Outdoor Temperature
41~46˚C
38~41˚C
28~38˚C
24~28˚C
18~24˚C
14~18˚C
9~14˚C
2~9˚C
-3~2˚C
Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
AUUW126C
AUUW186C
Cooling Step
Base Step+1
Base Step
Base Step-1
AUUW246D
AUUW306D
AUUW366D
AUUW426D
AUUW486D
AUUW606D
AUUW368D
AUUW428D
AUUW488D
AUUW608D
Cooling Step
Base Step+2
Base Step+1
Base Step
Base Step-1
Base Step-2
Base Step-3
Base Step-4
Base Step-5
Base Step-6
Base Step Max Step
880
880
Outdoor Temperature
10~24˚C
4~10˚C
-15~-4˚C
Base Step Max Step
670
670
950
670
670
670
950
670
670
670
Outdoor Temperature
22~26˚C
18~22˚C
14~18˚C
10~14˚C
4~10˚C
0~4˚C
-4~0˚C
-8~-4˚C
-15~-8˚C
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Part 3 Control logic
RPM
Min Step
880 720
880 720
Heating Step
Base Step-1
Base Step
Base Step
RPM
Min Step
700 200
700 200
1000 200
700 200
700 200
700 200
1000 200
700 200
700 200
700 200
Heating Step
Base Step-4
Base Step-3
Base Step-2
Base Step-1
Base Step
Base Step+1
Base Step+2
Base Step+2
Base Step+2
LGE Internal Use Only