MULTI V Water IV
3. Piping Diagrams
ARWN080LAS4, ARWN100LAS4, ARWN140LAS4, ARWN200LAS4
Cooling Operation
IDU HEX
M
High Pressure Gas
High Pressure Liquid
Low Pressure Gas
Outside
Air Temp.
Water
Outlet pipe
Water Outlet
Temp.
Water
Inlet pipe
Plate
HEX
Pressure Sensor
Remarks
Pressure Switch
Heat Pump
Flare
EEV
Joint
Flare
IDU
Joint
S
SC HEX
Outlet Temp.
Sub-Cooling HEX
EEV
Strainer
IDU HEX
EEV
M
IDU
High
Pressure
High
Pressure
Suction
Low
Temp.
Pressure
Liquid
Temp.
4Way Valve
Service Valve
S
Solenoid Valve
Check Valve
Outside Units
Flare
Joint
Flare
Joint
Outside Unit
Gas
Liquid
Discharge
Temp.
INV
Comp
Temperature Sensor
15