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REFRIGERANT FLOW DIAGRAMS
LSU/LSN303HLV, LSU/LSN363HLV
Indoor Unit
TH1
Heat
Exchanger
(Evaporator)
TH3
TH2
Thermistor.
TH1
TH2
TH3
Evaporator middle temperature thermistor
TH4
Outdoor air temperature thermistor
TH5
Condenser temperature thermistor
TH6
Discharge pipe temperature thermistor
Heat Exchanger
Appendix
Four- Way Valve
Pressure Sensor
20 | PRODUCT DATA
Field Pipin g
(Copper Tubing)
Liquid Side
M
Field Pipin g
(Copper Tubing)
Vapor Side
Description
Indoor air temperature thermistor
Water level sensor (optional)
M
M
Propeller Fan
EEV
(Electronic
Expansion Valve)
Pressure Switch
Due to our policy of continuous product innovation, some specifications may change without notification.
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LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. "LG " is a registered trademark of LG Corp.
Outdoor Unit
2-Way Valve
EEV
3-Way Valve
Accumulator
Compressor
PCB Connector
CN-TH1 (Indoor)
CN-TH2 (Indoor)
CN-TH3 (Indoor)
CN-TH1 (Outdoor)
CH-TH2 (Outdoor)
Cross Flow Fan
Compressor
Two-Way Valve
Capillary Tube
Three-Way Valve
Check Valve
Flare Joint
M
Reversing
TH5
Valve
TH6
Accumulator
Temperature
Sensor
TH4
Heat
Exchanger
(Condenser)
: Cooling
: Heating
Muffler
Strainer
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