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22 | PRODUCT DATA
Single Zone Wall Mounted Art Cool™ Premier Engineering Manual
Due to our policy of continuous product innovation, some specications may change without notication.
©
LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG ” is a registered trademark of LG Corp.
REFRIGERANT FLOW DIAGRAMS
LAU/LAN090HYV1, LAU/LAN120HYV1
Thermistor Description PCB Connector
TH1
Indoor air temperature thermistor CN-TH1 (Indoor)
TH2
Water level sensor (optional) CN-TH2 (Indoor)
TH3
Evaporator middle temperature thermistor CN-TH3 (Indoor)
TH4
Outdoor air temperature thermistor
CN-TH1 (Outdoor)
TH5
Condensing temperature thermistor
TH6
Discharge pipe temperature thermistor CN-TH2 (Outdoor)
FIELD PIPING
(Ø 1/ 4” Copper Tubing)
FI ELD PIPING
(Ø 3/ 8” Copper Tubing)
M
M
Heat
Exchanger
(Evaporator)
He at
Exchanger
(Condenser)
Compressor
Accumulator
2-Way Valve
Reversing
Valv e
Indoor Unit Outdoor Unit
: Cooling
: Heating
EEV
TH1
TH3
TH2
TH4
TH6
TH5
Liquid Side
Vapor Side
3-
Way Valv e
Appendix
Heat Exchanger
Four- Way Valve
Pressure Sensor
Propeller Fan
M
EEV
(Electronic
Expansion Valve)
Pressure Switch
Cross Flow Fan
M
Capillary Tube
Check Valve
Compressor
Two-Way Valve
Flare Joint
Accumulator
Temperature
Sensor
Three-Way Valve
Muffler
Strainer
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