LG ARNU Series User Manual

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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
■ Heating Mode Operation
The unit will operate according to the setting by the remote controller and the operation diagram is shown as following.
■ Hot-start Control
The indoor fan does no rotate until the evaporator piping temperature will be reached to 25°C.
The operation diagram is as following.
25 °C
27 °C
35 °C
30 °C
22 °C
Pipe
temperature
OFF
Indoor fan
speed
LO
LOW
LOW
SELECTED
FAN
LOW
LOLOW
COMP ON
Operation Detail
Thermal OFF ON
OFF ON
ON
ON
Outdoor fan
Indoor fan
4 Way ON
Room
Temperature
Thermal Off
Thermal On
Indoor pipe
Temperature
33(39)°C
25°C
22(20)°C
36(42)°C
Minimum
3min
Setting
fan
speed
Setting
fan
speed
Setting
fan
speed
Stop Low Stop StopLow LowLow Low
Thermal ON Thermal OFF
Indoor Unit mode ST+2 ST+4
2TH To be selected lower temperature To be selected lower temperature
(Remo.+Indoor) contrast Indoor Unit and Remo. contrast Indoor Unit and Remo.
Remo. mode ST+0 ST+2

LG ARNU Series Specifications

General

Series	ARNU
Control	Remote Control
Cooling Capacity	9, 000 - 36, 000 BTU/h
Heating Capacity	9, 000 - 36, 000 BTU/h
Operating Temperature (Cooling)	18°C - 46°C
Power Supply	220-240V, 50Hz
Dimensions (Indoor Unit)	Varies by model
Dimensions (Outdoor Unit)	Varies by model
Weight (Indoor Unit)	Varies by model
Weight (Outdoor Unit)	Varies by model