ET 426 Capacity Control Methods in Refrigeration

1 refrigerant collector,  2 refrigerant manometer,  3 pressostat,  4 filter/drier,  5 expansion valve,  6 evaporator, electronically controlled, with defrosting heater,  7 solenoid valve,  8 intake pressure regulator,  9 thermostat,  10 evaporator, temperature controlled,  11 power display,  12 case controller,  13 frequency converter control unit,  14 condenser,  15 compressor,  16 frame