2. Piping Diagrams
Indoor Unit
Th2
Th1
Heat
Exchanger
(Evaporator)
LOC.
Th1
Thermistor for indoor air temperature
Th2
Thermistor for evaporating temperature
Th3
Thermistor for discharge pipe temperature
Th4
Thermistor for condensing temperature
Th5
Thermistor for outdoor air temperature
* EEV : Electronic Expansion Valve.
Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Liquid Side
2-Way Valve
Gas Side
3-Way Valve
Description
Outdoor Unit
EEV
Accumulator
Compressor
PCB Connector
CN_TH1(INDOOR)
CN_TH2(INDOOR)
CN_D_PIPE(OUTDOOR)
CN_TH1(OUTDOOR)
- 3 -
Heat
Exchanger
(Condenser)
Th4
Reversing Valve
Th3
Cooling
Heating
LGE Internal Use Only
Th5