Service manual

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GB
2. Main PCB board
Five Running Modes
Auto, Cooling, Heating, Dehumidify, Ventilation.
Timer Function
Indoor Temperature Detect.
Indoor Coil Temperature Detect.
Indoor Fan Speed Control
Cooling: Turbo/high Speed/middle Speed/lo� Speed/ Lo�er Speed
Heating: Turbo/high Speed/middle Speed/lo� Speed/ Lo�er Speed
Indicate Lamp
Green— Running Indicate
Yello�— Timer Indicate
Red— Turbo Running
Green— Economic Running
Indoor Temperature Control
Coil Pipe Of Indoor Unit Overheat Protection
Coil Pipe Of Indoor Unit Anti Frost Protection
Sleep
S�ing
Anti Cold Air In Heating Mode
Indoor Fan Motor Protection
Fault Display
DC Inverter 1:1
24000BTU:
Mode High Middle Lo�
Cooling speed 1280 1180 1080
Heating speed 1280 1180 1080
18000BTU:
Mode High Middle Lo�
Cooling speed 1230 1000 950
Heating speed 1230 1000 950
12000BTU:
Mode High Middle Lo�
Cooling speed 1000 900 750
Heating speed 1000 900 750
9000BTU:
Mode High Middle Lo�
Cooling speed 1300 1150 950
Heating speed 1300 1150 950
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 ContRoLsYsteM