LG ARUM080LTE5 Engineering Product Data Book page 84

Multi V 5
3. Piping Diagrams
Low HEX Defrost Operation
Indoor HEX
Fan
Fan
Motor
Outdoor
Temperature
Sensor
Active
Outdoor Unit HEX
Path
Temperature Sensor
Low Hot
Outdoor Unit HEX Outdoor
Vapor Valve
Temperature Sensor Unit HEX
Temperature
Sensor
Upper Hot
Vapor Valve
Upper Outdoor EEV
Low Outdoor
EEV
Heatsink
Pressure Sensor
Remarks
Pressure Switch
EEV
Indoor Unit
Sub 4-Way Valve
High Pressure
Sensor
Main 4-Way
Valve
Low
Pressure Sensor
Suction
Temperature
Comp 1
Sensor
Discharge
Temperatue Sensor
Receiver
Receiver
Outlet
Accum
SC
Receiver
Suction
Inlet
Oil Return
Sub-Cooling Circuit
Outlet Temperature Sensor
Sub-Cooling Circuit Inlet
Temperature Sensor
Temperature Sensor
SVC Valve
Indoor HEX
EEV
Fan
Indoor Unit
Pressure Switch
Oil Separator
Comp 2
Discharge
Temperatue Sensor
Oil
Inverter Inverter
Balance
Comp 1 Comp 2
Comp 1 Vapor Comp 2 Vapor
Injection Injection
Sub-Cooling HEX
SC
EEV
Check Valve
EEV
Outdoor Units
High Temperature High Pressure Gas
High Temperature High Pressure Liquid
High Temperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Gas
Oil Separator
Oil
Balance
High / Low Pressure Gas Pipe
Low Pressure Gas Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Solenoid Valve
Strainer
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