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7. Refrigeration and Water Cycle Diagram
Mono bloc Unit
Water Inlet
Temp.
Sensor
Water Outlet
Temp.
Sensor
Backup Heater
Outdoor
Side
Expansion
Vessel
Pressure
Relief
Valve
Air Purge
Valve
Water
Flow
Switch
Water
Pump
Water
Inlet
Water
Outlet
Refrigerant Cycle (Heating)
Water Cycle
Heat
Exchanger
Water
Pressure
Gauge
Refrigerant Cycle (Cooling)
Shut
Valve
Shut
Valve
Filter
Hex Water outlet
Temp.
Sensor
Pipe
Temp.
Sensor
Air
Temp.
Sensor
Heat
Exchanger
2-Way Valve
4-Way
Valve
Eva
Exit
Temp.
Sensor
Bypass
Exit
Temp.
Sensor
Defrost
Sensor
Refrigerant
Temp.
Sensor
Strainer
Strainer
Subcooler
Liquid Side
(3-Way Valve)
Gas Side
(3-Way Valve)
Pressure
Switch
High Pressure
Sensor
Compressor Discharge
Temp. Sensor
Compressor Tank
Temp. Sensor
Compressor
Expansion
Valve
Expansion
Valve
(Bypass)
Muffler
Strainer