LG ARUM080LTE5 Engineering Product Data Book page 74

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