21
6. Refrigeration And Water Cycle Diagram
Air Purge Valve
Mono bloc Unit
Pipe
Temp.
Sensor
Defrost
Sensor
Water Inlet
Temp.
Sensor
Water Outlet
Temp.
Sensor
Hex Water Outlet
Temp.
Sensor
Refrigerant
Temp.
Sensor
Air
Temp.
Sensor
Bypass
Exit
Temp.
Sensor
Eva
Exit
Temp.
Sensor
Backup Heater
Outdoor
Side
Expansion
Vessel
Pressure
Relief
Valve
Air Purge Valve
Water
Flow
Switch
Water
Pump
Water
Inlet
(Connect
to
Sanitary
Tank)
Water
Outlet
(Connect
to
Sanitary
Tank)
Drain
Refrigerant Cycle (Heating)
Water Cycle
Heat
Exchanger
Heat
Exchanger
Strainer
Strainer
Subcooler
Receiver
4-Way
Valve
2-Way Valve
Gas Side
(3-Way Valve)
Liquid Side
(3-Way Valve)
Pressure
Switch
High Pressure
Sensor
Compressor Discharge
Temp. Sensor
Compressor
Water
Pressure
Gauge
Capillary
Tube
Expansion
Valve
Strainer
Strainer
Expansion
Valve
(Bypass)
Refrigerant Cycle (Cooling)
Muffler