LG MULTI V 5 Manual Book page 14

Multi V 5
3. Piping Diagrams
■ Heating Operation
Heating Operation
Indoor HEX
EEV
Fan
Indoor Unit
Indoor HEX
EEV
Fan
Indoor Unit
Indoor HEX
EEV
Fan
Indoor Unit
Indoor HEX
EEV
Fan
Indoor Unit
Fan
Motor
Outdoor
Sub 4-Way Valve
Temperature
Sensor
High Pressure
Sensor
Outdoor Unit HEX Active
Path
Temperature Sensor
Main 4-Way
Valve
Low Hot Low
Outdoor Unit HEX Outdoor
Pressure Sensor
Vapor Valve
Temperature Sensor Unit HEX
Suction
Temperature
Comp 1
Temperature
Sensor
Discharge
Sensor
Upper Hot
Temperatue Sensor
Vapor Valve
Receiver
Receiver
Outlet
Accum
Upper Outdoor EEV
Low Outdoor
Receiver SC
EEV
Inlet Suction
Oil Return
Sub-Cooling Circuit
Outlet Temperature Sensor
Sub-Cooling HEX
Sub-Cooling Circuit Inlet
Temperature Sensor
Heatsink SC
EEV
*14,16HP have 2fans.
Pressure Sensor
Temperature Sensor
Remarks
Pressure Switch SVC Valve
026
_TROUBLE SHOOTING GUIDE BOOK
High Temperature High Pressure Vapor
High Temperature High Pressure Liquid
High Temperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Vapor
HR unit
Pressure Switch
Oil Separator
Inverter
Comp 1
Comp 1
High / Low Pressure Vapor Pipe
Vapor
Injection
Low Pressure Vapor Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Check Valve Solenoid Valve
EEV Strainer
Multi V 5
Outdoor Units
3. Piping Diagrams
■ Oil Return/ Defrost Operation
Oil Return/ Defrost Operation
Indoor HEX
Fan
Indoor HEX
Fan
Indoor HEX
Fan
Indoor HEX
Fan
Fan
Motor
Outdoor
Temperature
Sensor
Outdoor Unit HEX
Temperature Sensor
Outdoor Unit HEX Outdoor
Temperature Sensor Unit HEX
Temperature
Sensor
Upper Outdoor EEV
*14,16HP have 2fans.
Remarks
EEV
Indoor Unit
EEV
Indoor Unit
EEV
Indoor Unit
EEV
Indoor Unit
Sub 4-Way Valve
High Pressure
Pressure Switch
Sensor
Active
Path
Main 4-Way
Valve
Low
Low Hot
Pressure Sensor
Vapor Valve
Oil Separator
Suction
Comp 1
Temperature
Discharge
Sensor
Upper Hot
Temperatue Sensor
Vapor Valve
Receiver
Outlet
Inverter
Comp 1
Comp 1
Vapor
Low Outdoor
Injection
EEV Receiver SC
Inlet Suction
Oil Return
Sub-Cooling Circuit
Outlet Temperature Sensor
Sub-Cooling HEX
Sub-Cooling Circuit Inlet
Temperature Sensor
Heatsink SC
EEV
Pressure Sensor
Check Valve
Temperature Sensor
Pressure Switch SVC Valve EEV
Outdoor Units
High Temperature High Pressure Vapor
High Temperature High Pressure Liquid
High Temperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Vapor
HR unit
High / Low Pressure Vapor Pipe
Low Pressure Vapor Pipe
Liquid Pipe
Liquid Pipe
Temperature Sensor
Solenoid Valve
Strainer
027
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