LG Multi V5 Service Manual page 41

ARUM144BTE5/DTE5, 168BTE5/DTE5, 192BTE5/DTE5, 216BTE5/DTE5, 241BTE5/DTE5
Heat Recovery – Lower HEX Defrost Operation
Indoor HEX
Indoor HEX
Indoor HEX
Indoor HEX
Fan
M M Motor
Outdoor
Temperature
Sensor
Outdoor Unit HEX
Temperature Sensor
Outdoor Unit HEX Outdoor
Temperature Sensor Unit HEX
Temperature
Sensor
Upper Outdoor
EEV Close
Remarks
REFRIGERANT FLOW DIAGRAMS
Heat Recovery Operation — Lower Heat Exchanger Defrost
EEV
Fan
Indoor Unit
EEV
Fan
Indoor Unit
EEV
Fan
Indoor Unit
EEV
Fan
Indoor Unit
4-Way Valve 2
High Pressure
s
Sensor
Active Path
Valve
s
4-Way Valve 1
Low
Lower Hot
Pressure Sensor
Vapor Valve
Close
Suction
s
Temperature
Sensor
Upper Hot
Temperatue Sensor
Vapor Valve
Receiver
Close
Receiver
Outlet
Accum
Lower Outdoor
Receiver SC
EEV
s
Inlet Suction
Oil Return
Sub-Cooling Circuit Inlet
Temperature Sensor
Heatsink
Pressure Sensor
Pressure Switch
Due to our policy of continuous product innovation, some specifications may change without notification.
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Pressure Switch
Oil Separator
Comp 1 Comp 2
Discharge Discharge
Temperatue Sensor
Oil
Inverter Inverter
Balance
Comp 1 Comp 2
s
Comp 1 Vapor Comp 2 Vapor
Injection Injection
Sub-Cooling Circuit
Outlet Temperature Sensor
Sub-Cooling HEX
SC
EEV
Check Valve
Temperature Sensor
SVC Valve EEV
High Temperature High Pressure Vapor
High Temperature High Pressure Liquid
High Temperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Vapor
HR unit
s
s
s
s
s
s
s
s
s
Oil Separator
Oil
Balance
s
High Pressure Vapor Pipe
Low Pressure Vapor Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Solenoid Valve
Strainer
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