Refrigerant Piping Diagrams - LG Multi V ARNU073M2A4 Installation Manual

GENERAL DATA

Refrigerant Piping Diagrams

Figure 8: High-Static Ducted M2/M3, Convertible Mid Static Ducted MA, Mid Static Ducted M1/M2/M3, Low-Static Ducted L1/L2/L3, and Vertical Air
Handling Unit NJ/NK Refrigerant Piping Diagram.
lndoor Unit
Th3
Flare Nut
Vapor
Line
Refrigerant Pipes
to Outdoor Unit
Liquid Line
Figure 9: High-Static Ducted B8 Refrigerant Piping Diagram.
TH3
Vapor
Line
Refrigerant Pipes
to Outdoor Unit
Liquid Line
34
Heat Exchanger
Th2
Sirocco Fan
Th1
Heat Exchanger
TH2
Sirocco Fan
TH1
lndoor unit
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EEV
Filter
Filter
Flare Nut
EEV
Filter
Check
Valve
Solenoid Valve
Filter
Heating
Cooling
Th1 = Thermistor, Return Air
Th2 = Thermistor, Pipe In
Th3 = Thermistor, Pipe Out
EEV = Electronic Expansion Valve
Cooling
Heating
Th1 = Thermistor, Return Air
Th2 = Thermistor, Pipe In
Th3 = Thermistor, Pipe Out
EEV = Electronic Expansion Valve