Piping Diagrams - LG AS-W186C2U1 Svc Manual

2. Piping Diagrams

Indoor Unit
Th2
Th1
Heat
Exchanger
(Evaporator)
LOC.
Th1 Thermistor for suction air temperature
Th2 Thermistor for evaporator inlet temperature
Th3 Thermistor for evaporator outlet temperature
Th4 Thermistor for evaporator middle temperature
Th5 Thermistor for discharge pipe temperature
Th6 Thermistor for suction pipe temperature
Th7 Thermistor for condensing temperature
Th8 Thermistor for outdoor air temperature
Th9 Thermistor for condensing middle temperature
※ EEV : Electronic Expansion Valve
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Only for training and service purposes
Liquid Side
2-Way Valve
Th4
Th3
Gas Side
3-Way Valve
Description
Outdoor Unit
Accumulator
Th6
Compressor
CN-TH1(Indoor)
CN-TH2(Indoor)
CN-TH3(Indoor)
CN-TH3(OUTDOOR)
CN-TH2(OUTDOOR)
CN-TH4(OUTDOOR)
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EEV
Heat
Exchanger
(Condenser)
Th7
Reversing Valve
Th5
Cooling
Heating
PCB Connector
LGE Internal Use Only
Th8
Th9