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PRODUCT DATA | 25
Product Data
Due to our policy of continuous product innovation, some specications may change without notication.
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LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG ” is a registered trademark of LG Corp.
REFRIGERANT FLOW DIAGRAMS
Mega Inverter LSN/LSU090-120HEV1
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
Discharge pipe temperature thermistor CN-TH2 (Outdoor)
TH5
Outdoor air temperature thermistor
CN-TH1 (Outdoor)
TH6
Condensing temperature thermistor
FIELD PIPING
(Ø 1/ 4" Copper Tubing)
FIELD PIPING
(Ø 3/ 8" Copper Tubi ng)
M
M
He at
Exchanger
(Evaporator)
Heat
Exchanger
(Condenser)
Compressor
Accumula to r
2-Way Valve
Reversing
Valve
Indoor Unit Outdoor Unit
: Cooling
: Heating
EEV
TH1
TH3
TH2
TH5
TH4
TH6
Liquid Side
Gas Side
3-
Way Valv e
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