LG MULTI V ARNU12GTRA4

4. Piping Diagrams
Indoor unit
8 _ Ceiling Concealed Duct(High Static)
Indoor Units
BG, BR Chassis
Heat Exchanger
Sirocco Fan
Th3
Th1
Th2
lndoor unit
EEV
:Heating
:Cooling
Filter
Filter
Refrigerant pipe connection port diameter
MODEL GAS LIQUID
ARNU28GBGA4 Ø15.88(5/8) Ø9.52(3/8)
ARNU36GBGA4 Ø15.88(5/8) Ø9.52(3/8)
ARNU42GBGA4 Ø15.88(5/8) Ø9.52(3/8)
ARNU48GBRA4 Ø15.88(5/8) Ø9.52(3/8)
ARNU54GBRA4 Ø15.88(5/8) Ø9.52(3/8)
[Unit: mm(inch)]
LOC. Description PCB Connector (Color)
Th1 Thermistor for room air temperature CN-ROOM (Yellow)
Th2 Thermistor for pipe in temperature CN-PIPE_IN (White)
Th3 Thermistor for pipe out temperature CN-PIPE_OUT (Red)