LG LA125HV - Manual (Page 3)

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