... .4. World famous brand compressor,4-way valve,motor,PCB,heat exchanger,Emerson ALCO expansion valve used to ensure top quality an high ... defrosting, Exit cycle of defrosting, Power lost memoryDefrostingTypeAutomatic 4 Way Valve ReverseHeatingCrankshaft heater, Bottom heater, Evaporator heaterProtection functionCompressor overload, Discharge temp ...