Refrigerant Flow Diagrams - LG MULTI V 5 Engineering Manual

ARUM072BTE5 / DTE5, ARUM096BTE5 / DTE5, ARUM121BTE5 / DTE5
Heat Pump – Cooling Mode
Indoor HEX
Fan
M
*6 ton unit
only has 1 fan
Fan
M M
Motor
Outdoor
Temperature
Sensor
s
Outdoor Unit HEX Active Path
Temperature Sensor Valve
Outdoor Unit HEX
Outdoor
V
Temperature Sensor
Unit HEX
Temperature
Sensor
Upper Outdoor
EEV Close
Lower Outdoor
EEV
Heatsink
Remarks

REFRIGERANT FLOW DIAGRAMS

EEV
Indoor Unit
4-Way Valve 2
High Pressure
Sensor
s
4-Way Valve 1
Low
Lower Hot
Pressure Sensor
apor Valve
Close
Suction
s
Temperature
Sensor
Upper Hot Temperatue Sensor
Vapor Valve
Receiver
Close
Receiver
Outlet
Accum
SC
Receiver
s
Suction
Inlet
Oil Return
Sub-Cooling Circuit Inlet
Temperature Sensor
Pressure Sensor Temperature Sensor
Pressure Switch SVC Valve
©
Heat Pump Operation — Cooling Mode
Indoor HEX EEV
Fan
M
Indoor Unit
Pressure Switch
Oil Separator
Comp
Discharge
Inverter
Comp
Comp Vapor
Injection
Sub-Cooling Circuit
Outlet Temperature Sensor
Sub-Cooling HEX
SC
EEV
Check Valve
EEV
High Temperature High Pressure Vapor
High Temperature High Pressure Liquid
High Temperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Vapor
High Pressure Vapor Pipe
Low Pressure Vapor Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Solenoid Valve
Strainer
ODU PRODUCT DATA | 35