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Piping Diagrams
Heating Operation
M
M
S
EEV
EEV
Sub-Cooling HEX
IDU HEX
IDU
IDU HEX
IDU
Flare
Joint
Flare
Joint
Flare
Joint
Flare
Joint
High
Pressure
Outside Unit
Accumulator
Oil
Separator
Gas
Liquid
Low
Pressure
Discharge
Temp.
Suction
Temp.
SC HEX
Outlet Temp.
Liquid
Temp.
INV
Comp
High
Pressure
Remarks
Pressure Switch
EEV
Pressure Sensor
Strainer
Check Valve
Service Valve
4Way Valve
Solenoid Valve
Temperature Sensor
S
High Pressure Gas
High Pressure Liquid
Low Pressure Gas
Water
Outlet pipe
Water
Inlet pipe
Plate
HEX
Water Outlet
Temp.
Outside
Air Temp.
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