GREE Air-ccoled Closed Control Unit Service Manual
5
3. System Principle
3.1 Flowchart of the System
Condensate Fan
Condenser
Fan Motor
Humidifier
Electric Heater
Diverter
Evaporator
Solenoid Valve
Expansion Valve
Compressor
3.2 Description of the System
Structural features and system layout of JKF Series Air-cooled Closed Control Air
Conditioner are illustrated as above.
By compressor used for cooling and dehumidifying, electric heater for heating and
temperature adjustment, electrode humidifier for humidifying and logical program to control the
even running of every functional part, the unit adjusts the ambient temperature and humidity so
that it can meet the requirement of maintaining the precise temperature and humidity.
When the unit is running, the flowchart of refrigerant system is as below :
Scroll compressor
Air cooled condenser (brass forge louver type aluminum plate-fin)
Liquid filter
Expansion valve
Tritorium
Evaporator (Brass forge louver type aluminum
plate-fin)
Scroll compressor
Flow direction of air supply system:
Return air
Plate type filter
Evaporator
Electric Heater
Nozzle of humidifier
Centrifugal fan
Air-conditioned room.
