LG AUUW426D2 - 4. Piping Diagrams

9
Single CAC Outdoor Unit
Compact Inverter
4. Piping Diagrams
 Refrigerant pipe connection port diameters
Description
AUUW18GC0 [UU18WC UL0]
AUUW24GC0 [UU24WC UE0]
AUUW30GC0 [UU30WC UE0]
AUUW36GC0 [UU36WC U40]
Suction Temperature Thermistor
CN_TH2
CN_SUCTION
Discharge Temperature Thermistor CN_DISCHARGE
Condenser Out Temperature Thermistor
CN_TH1
CN_C_PIPE
Inlet Air Temperature Thermistor CN_AIR
Condensing Temperature Thermistor CN_TH3 CN_MID
Pressure Sensor CN_PRESS CN_H_PRESS
Model
Gas
[mm]
Liquid
[mm]
AUUW18GC0 [UU18WC UL0] Ø12.7 Ø6.35
AUUW24GC0 [UU24WC UE0] Ø15.88 Ø9.52
AUUW30GC0 [UU30WC UE0] Ø15.88 Ø9.52
AUUW36GC0 [UU36WC U40] Ø15.88 Ø9.52
Refrigerant Flow
Cooling
Heating
M
Pressure
Sensor
4 way
Valve
Discharge
Temperature
Thermistor
Suction
Temperature
Thermistor
Accumulator
Inverter
Compressor
Electronic
Expansion
Valve
Strainer Strainer
Condenser Out
Temperature
Thermistor
Inlet Air
Temperature
Thermistor
Outdoor Unit
Flare Connection
Flare Connection
Condensing
Temperature
Thermistor
Liquid Side
Piping
Gas Side
Piping