Multi F Service Manual

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Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3. Piping Diagrams
Exchanger
TH2
TH1
Reversing
Valve
Low
pressure
S/W
Compressor
Accumlator
Heat
TH3
EEV-A
EEV-B
Liquid Side
COOLING
HEATING
TH4
Gas Side
MAIN SVC V/V
MAIN SVC V/V
EEV-C
OUTDOOR UNIT
LOC. Description PCB Connector
Th1 Thermistor for discharge pipe temperature CN_TH3
Th2 Thermistor for suction pipe temperature CN_TH3
Th3 Thermistor for outdoor air temperature CN_TH2
Th4 Thermistor for condensing temperature CN_TH2
Note:
EEV: Electronic Expansion Valve