LG ARUM080LTE5 Engineering Product Data Book page 80

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