Heat Recovery – Upper Hex Defrost Operation - LG Multi V5 Service Manual

REFRIGERANT FLOW DIAGRAMS
ARUM072BTE5 / DTE5, ARUM096BTE5 / DTE5, ARUM121BTE5 / DTE5
Heat Recovery Operation — Upper Heat Exchanger Defrost
Heat Recovery – Upper HEX Defrost Operatio n
Indoor HEX
Fan
Indoor HEX
Fan
Indoor HEX
Fan
Indoor HEX
Fan
*6 ton unit
only has 1 fan
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
34
EEV
Indoor Unit
EEV
Indoor Unit
EEV
Indoor Unit
EEV
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
Discharge
Inverter
Comp
Comp Vapor
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
High Pressure Vapor Pipe
Low Pressure Vapor Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Solenoid Valve
Strainer