LG AUUW09GA0 Engineering Product Data Book page 119

Single CAC
Outdoor Unit
6. Piping Diagrams
"Synchro" Quartet
AUUW426D2 [UU42W U32], AUUW486D2 [UU48W U32], AUUW606D2 [UU60W U32]
AUUW428D2 [UU43W U32], AUUW488D2 [UU49W U32], AUUW608D2 [UU61W U32]
AUUW70LAE [UU70W U34], AUUW85LAE [UU85W U74]
Indoor Unit
Heat exchanger
Heating
Cooling
Turbo fa n
M
Thermistor for
Evaporator inlet
Thermistor for
temperature
Evaporator
outlet temperature
Indoor Unit
Heat exchanger
Heating
Cooling
Turbo fa n
M
Thermistor for
Evaporator inlet
Thermistor for
temperature
Evaporator
outlet temperature
Indoor Unit
Heat exchanger
Heating
Cooling
Turbo fa n
M
Thermistor for
Evaporator inlet
Thermistor for
temperature
Evaporator
outlet temperature
Indoor Unit
Heat exchanger
Heating
Cooling
Turbo fa n
M
Thermistor for
Evaporator inlet
Thermistor for
temperature
Evaporator
outlet temperature
12
Thermistor for
suction air
temperature
Gas
Piping
ØB
Liquid
Piping
ØA
Thermistor for
suction air
temperature
Branch kit
(Accessory)
Gas
Piping
ØB
Liquid
Piping
ØA
Service Valve
Gas( Ø15.88)
Thermistor for
suction air
temperature
Gas
Piping
ØB Service Valve
Liquid( Ø9.52)
Liquid
Piping
Branch kit
ØA
(Accessory)
Thermistor for
suction air
temperature
Gas Piping
ØB
Liquid Piping
ØA
Ø9.52
Flare Connection
Electronic
Expansion Valve
Strainer Strainer
High
Pressure
Sensor
Ø15.88
Flare Connection
Accumulator
Suction
Temperature
Thermistor
Indoor Unit Liquid Pipe, A Gas Pipe, B
(kW)
(mm) (mm)
3.5 6.35 9.52
5
6.35 12.7
Note :
1.The pipes between the indoor units and the branch kits must have
same dimensions as indoor unit connections.
Standard Inverter - Synchro
Outdoor Unit
Inlet Air
Temperature
Condenser Out
Thermistor
Temperature
Thermistor
Condensing
Temperature
Thermistor
M
4 way
Valve
Discharge
Temperature
Thermistor
Inverter
Compressor
Refrigerant Flow
Cooling
Heating